An Upper Level Low Pressure Trough (“U”Shape) moves through early this AM. Then an Upper Level High Pressure Ridge takes over bringing sunshine and warmer temperatures. The graphics for days 1-3 show a cold frontal system that moved through the Pacific Northwest Saturday. The graphics for days 3-7  Wednesday through Sunday show a cold front moved through Wednesday and a cold front well to our northwest next Sunday.

ADVISORIES:

• A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

_______________

Measured 8.14.25

________________

_______________

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• AM clouds with patchy fog, partly cloudy and a bit warmer this afternoon, mostly cloudy this evening, partly cloudy with patchy fog late tonight,
• Some AM clouds with patchy fog, sunny Monday afternoon, mostly clear at night,
• Mostly sunny and a bit warmer Tuesday, then mostly clear Tuesday night.
• highs 73-74 lows 54-53 warming to 56 Tuesday night.
• Mostly sunny and a bit cooler Wednesday, clear Wednesday night,
•  Sunny and a bit warmer Thursday, clear at night,
• Sunny and a bit cooler Friday, clear Friday night,
• Then sunny Saturday.
• highs 73-75 cooling to 74 Friday and Saturday lows near 54.
• (seasonal averages high 67 low 54).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• Mostly sunny and a bit warmer today, mostly cloudy with a slight (20%) chance of evening showers, just mostly cloudy tonight,
• AM clouds and sun, sunny Monday afternoon, mostly clear at night,
• Sunny and a bit warmer Tuesday, then mostly clear Tuesday night.
• free air freezing level 13,000 ft. today, snow level above 8,000 ft. tonight, free air freezing level 13,000 ft. rising to 14,000 ft. Monday, then 14,000 ft. Monday night through Tuesday night.
• highs 72-70 warming to 73 Tuesday lows 47-45 warming to 46 Tuesday night.
• Sunny and a bit warmer Wednesday and Thursday, clear both nights,
• Sunny and a bit warmer Friday, clear Friday night,
• Then sunny Saturday.
• free air freezing level 13,000 ft. Wednesday, 15,000 ft. Wednesday night and Thursday, then 16,000 ft. Thursday through Saturday.
• 73-84 cooling to 82 Saturday lows 47-53.

An Upper Level Low Pressure Trough (“U”Shape) moves through overnight and early this AM. Then an Upper Level High Pressure Ridge takes over bringing sunshine and warmer temperatures.The graphics for days 1-3 show a cold frontal system moving through the Pacific Northwest today. The graphics for days 3-7  Tuesday through Saturday show a cold front moving through Tuesday and Wednesday.

ADVISORIES:

• A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

_______________

Measured 8.14.25

________________

_______________

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Partly cloudy this evening, mostly cloudy with patchy fog late tonight,
• AM clouds with patchy fog, partly cloudy and a bit warmer Sunday afternoon, mostly cloudy in the evening, partly cloudy with patchy fog late Sunday night,
• Some AM clouds with patchy fog, sunny Monday afternoon, mostly clear at night,
• Mostly sunny and a bit warmer Tuesday, then mostly clear Tuesday night.
• lows 56-53 warming back to 56 Tuesday night highs 73-74.
• Mostly sunny and a bit cooler Wednesday, clear Wednesday night,
•  Sunny and a bit warmer Thursday, clear at night,
• Sunny and a bit cooler Friday, clear Friday night,
• Then sunny Saturday.
• highs 73-75 cooling to 74 Friday and Saturday lows near 54.
• (seasonal averages high 67 low 54).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• Mostly cloudy tonight,
• Mostly sunny and a bit warmer Sunday, mostly cloudy with a slight (20%) chance of evening showers, just mostly cloudy Sunday night,
• AM clouds and sun, sunny Monday afternoon, mostly clear at night,
• Sunny and a bit warmer Tuesday, then mostly clear Tuesday night.
• free air freezing level 13,000 ft. tonight and Sunday, snow level above 8,000 ft. Sunday night, free air freezing level 13,000 ft. rising to 14,000 ft. Monday, then 14,000 ft. Monday night through Tuesday night.
• lows 45-47 cooling to 45 Monday night warming to 46 Tuesday night highs 72-70 warming to 73 Tuesday.
• Sunny and a bit warmer Wednesday and Thursday, clear both nights,
• Sunny and a bit warmer Friday, clear Friday night,
• Then sunny Saturday.
• free air freezing level 13,000 ft. Wednesday, 15,000 ft. Wednesday night and Thursday, then 16,000 ft. Thursday through Saturday.
• 73-84 cooling to 82 Saturday lows 47-53.

An Upper Level Low Pressure Trough (“U”Shape) moves through overnight and early this AM (along with a surface cold front). Then an Upper Level High Pressure Ridge takes over bringing sunshine and warmer temperatures.The graphics for days 1-3 show a cold frontal system moving through the Pacific Northwest by this morning. The graphics for days 3-7  Tuesday through Saturday show a cold front moving through by early Tuesday and then another cold front falls apart as it pushes through Wednesday.

ADVISORIES:

• A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

_______________

Measured 8.14.25

________________

_______________

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Cloudy with a good (50%) chance of AM coastal showers and just partly cloudy and a bit cooler this afternoon while AM inland showers likely (70%) and a bit cooler with a slight (20%) chance of inland showers this afternoon,  just partly cloudy tonight,
• Some AM clouds, sunny Sunday afternoon, mostly cloudy at night,
• AM clouds, sunny and a bit warmer Monday afternoon, then mostly clear Monday night.
• highs 72-73 lows 55-53.
• Mostly sunny and a bit warmer Tuesday, mostly clear Tuesday night,
• Mostly sunny Wednesday and Thursday, mostly clear both nights,
• Then sunny Friday.
• highs 75-74 lows near 54.
• (seasonal averages high 67 low 54).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• Mostly cloudy with AM rain, mostly cloudy and a bit cooler with a good (50%) chance of showers and a slight (20%) chance of thunderstorms this afternoon (0.50 in. of rain possible), mostly cloudy with a slight (20%) chance of evening showers, just mostly cloudy late tonight,
• AM clouds and sun, sunny and a bit warmer Sunday afternoon, partly cloudy at night,
• Mostly sunny Monday, then mostly clear Monday night.
• snow level above 8,000 ft. today and tonight, free air freezing level 13,000 ft. Sunday, then snow level above 8,000 ft. Sunday night.
• highs 62-70 lows 46-47 Saturday night cooling to 45 Sunday night.
• Sunny and a bit warmer Tuesday, Wednesday, and Thursday, mostly clear each night,
• Then sunny and a bit warmer Friday.
• free air freezing level 14,000 ft. Tuesday, 13,000 ft. Tuesday night, 14,000 ft. Wednesday, Wednesday night and Thursday, then 16,000 ft. Thursday through Friday.
• highs 72-83 lows 46-52.

An Upper Level Low Pressure Trough (“U”Shape) moves through overnight and early Saturday AM (along with a surface cold front). Then an Upper Level High Pressure  takes over bringing sunshine and warmer temperatures.The graphics for days 1-3 show a cold frontal system moving through the Pacific Northwest overnight tonight and Saturday morning. The graphics for days 3-7  Monday through Friday show a cold front moving through Monday and then another cold front falls apart as it pushes through Wednesday.

ADVISORIES:

• A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

_______________

Measured 8.14.25

________________

_______________

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Mostly cloudy with a good (50%) chance of evening showers, patchy fog with showers late tonight,
• Cloudy with a good (50%) chance of AM coastal showers and just partly cloudy and a bit cooler Saturday afternoon while AM inland showers likely (70%) and a bit cooler with a slight (20%) chance of inland showers Saturday afternoon,  just partly cloudy Saturday night,
• Some AM clouds, sunny Sunday afternoon, mostly cloudy at night,
• AM clouds, sunny and a bit warmer Monday afternoon, then mostly clear Monday night.
• lows 59-53 highs 72-73.
• Mostly sunny and a bit warmer Tuesday, mostly clear Tuesday night,
• Mostly sunny Wednesday and Thursday, mostly clear both nights,
• Then sunny Friday.
• highs 75-74 lows near 54.
• (seasonal averages high 67 low 54).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• Mostly cloudy with a slight (20%) chance of evening rain, rain late tonight,
• Mostly cloudy with AM rain, mostly cloudy and a bit cooler with a good ( 50%) chance of showers and a slight (20%) chance of thunderstorms Saturday afternoon (0.50 in. of rain possible), mostly cloudy with a slight (20%) chance of evening showers, just mostly cloudy late Saturday night,
• AM clouds and sun, sunny and a bit warmer Sunday afternoon, partly cloudy at night,
• Mostly sunny Monday, then mostly clear Monday night.
• snow level above 8,000 ft. tonight through Saturday night, free air freezing level 13,000 ft. Sunday, then snow level above 8,000 ft. Sunday night.
• lows 52-46 warming to 47 Saturday night cooling to 45 Sunday night highs 62-70.
• Sunny and a bit warmer Tuesday, Wednesday, and Thursday, mostly clear each night,
• Then sunny and a bit warmer Friday.
• free air freezing level 14,000 ft. Tuesday, 13,000 ft. Tuesday night, 14,000 ft. Wednesday, Wednesday night and Thursday, then 16,000 ft. Thursday through Friday.
• highs 72-83 lows 46-52.

An Upper Level High Pressure Ridge  (“Arch “Shape) weakens and will be replaced by an Upper Level Low Pressure Trough (“U” shape).  The graphics for days 1-3 show a cold frontal system moving through the Pacific Northwest today. The graphics for days 3-7  Monday through Friday show a cold front moved through Sunday and then another cold front falls apart as it pushes through Wednesday.

ADVISORIES:

• A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

_______________

Measured 8.11.25

________________

_______________

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Mostly cloudy with patchy fog and a slight (20%) chance of showers late tonight,
• Patchy AM fog, mostly cloudy and a bit warmer with a slight (20%) chance of showers Friday afternoon, cloudy with evening coastal showers likely (70%) while a good (50%) chance of inland late Friday night while a good (50%) chance of evening showers and inland showers late Friday night,
• Mostly cloudy with AM showers likely (70%), a bit cooler with a slight (20%) chance showers Saturday afternoon, then mostly cloudy Saturday night,
• Mostly cloudy Sunday, then partly cloudy Sunday night.
• lows 58-60 cooling to 54 Sunday night highs 77-73.
• Partly cloudy Monday and Monday night,
• Partly cloudy and a bit warmer Tuesday, mostly clear at night,
• Mostly sunny and a bit warmer Wednesday, mostly clear Wednesday night,
• Then sunny Thursday.
• highs 73-75 lows near 54.
• (seasonal averages high 67 low 54).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• A mix of clouds and sun with a slight (20%) chance of rain and a bit cooler this afternoon, mostly cloudy with a (40%) chance of evening rain, showers likely late tonight,
• Cloudy with AM showers, a mix of clouds and sun and a bit cooler with a good (50%) chance of showers and a slight (20%) chance of thunderstorms Saturday afternoon, mostly cloudy with a (30%) chance of evening showers, just mostly cloudy late Saturday night,
• A mix of clouds and sun and a bit warmer with a slight chance of thunderstorms Sunday, partly cloudy with a slight (20%) chance of evening , then mostly cloudy with a slight (20%) chance of showers late Sunday night.
• free air freezing level 14,000 ft. tonight, then snow level above 8,000 ft. Friday through Saturday night, free air freezing level 13,000 ft. Sunday, then snow level above 8,000 ft. Sunday night.
• lows 47-52 cooling to 49 Saturday night highs 69-62 .
• A mix of clouds and sun Monday, mostly clear Monday night,
• Sunny and a bit warmer Tuesday and Wednesday, mostly clear both nights,
• Then sunny and a bit warmer Thursday.
• free air freezing level 13,000 ft. Monday through Tuesday, 14,000 ft. Tuesday night through Wednesday night, then 15,000 ft.Thursday.
• highs 66-73 lows 49-47.

An Upper Level High Pressure Ridge  (“Arch “Shape) weakens and will be replaced by an Upper Level Low Pressure Trough (“U” shape).    The graphics for days 1-3 show a cold frontal system moving through the Pacific Northwest Friday. The graphics for days 3-7  Sunday through Thursday show a cold front moves through Sunday and then another cold front falls apart as it pushes through Wednesday.

ADVISORIES:

• A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

_______________

Measured 8.11.25

________________

_______________

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Mostly cloudy with patchy fog and a slight (20%) chance of showers late tonight,
• Patchy AM fog, mostly cloudy and a bit warmer with a slight (20%) chance of showers Friday afternoon, cloudy with evening coastal showers likely (70%) while a good (50%) chance of inland late Friday night while a good (50%) chance of evening showers and inland showers late Friday night,
• Mostly cloudy with AM showers likely (70%), a bit cooler with a slight (20%) chance showers Saturday afternoon, then mostly cloudy Saturday night,
• Mostly cloudy Sunday, then partly cloudy Sunday night.
• lows 58-60 cooling to 54 Sunday night highs 77-73.
• Partly cloudy Monday and Monday night,
• Partly cloudy and a bit warmer Tuesday, mostly clear at night,
• Mostly sunny and a bit warmer Wednesday, mostly clear Wednesday night,
• Then sunny Thursday.
• highs 73-75 lows near 54.
• (seasonal averages high 67 low 54).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• Mostly clear this evening, partly cloudy late tonight,
• A mix of clouds and sun with a slight (20%) chance of rain and a bit cooler Friday afternoon, mostly cloudy with a (%) chance of evening rain, showers likely late Friday night,
• Cloudy with AM showers, a mix of clouds and sun and a bit cooler with a good (50%) chance of showers and a slight (20%) chance of thunderstorms Saturday afternoon, mostly cloudy with a (30%) chance of evening showers, just mostly cloudy late Saturday night,
• A mix of clouds and sun and a bit warmer with a slight chance of thunderstorms Sunday, partly cloudy with a slight (20%) chance of evening , then mostly cloudy with a slight (20%) chance of showers late Sunday night.
• free air freezing level 14,000 ft. tonight, then snow level above 8,000 ft. Friday through Saturday night, free air freezing level 13,000 ft. Sunday, then snow level above 8,000 ft. Sunday night.
• lows 47-52 cooling to 49 Saturday night highs 69-62 .
• A mix of clouds and sun and bit cooler Monday, mostly clear Monday night,
• Sunny and a bit warmer Tuesday, mostly clear at night,
• Sunny and a bit warmer Wednesday, mostly clear Wednesday night,
• Then sunny and a bit warmer Thursday.
• free air freezing level 13,000 ft. Monday through Tuesday, 14,000 ft. Tuesday night through Wednesday night, then 15,000 ft.Thursday.
• highs 66-73 lows 49-47.

An Upper Level High Pressure Ridge  (“Arch “Shape) weakens and will be replaced by an Upper Level Low Pressure Trough (“U” shape).    The graphics for days 1-3 show a cold frontal system moving through the Pacific Northwest Friday. The graphics for days 3-7  Sunday through Thursday show a cold front moves through Sunday and then another cold front falls apart as it pushes through Wednesday.

ADVISORIES:

• A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

_______________

Measured 8.11.25

________________

_______________

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Mostly cloudy with areas of AM coastal fog while patchy inland AM fog, sunny this afternoon, mostly cloudy this evening, a slight (20%) chance of coastal showers mostly cloudy with patchy fog and a slight (20%) chance of showers late tonight,
• Patchy AM fog, mostly cloudy with a slight (20%) chance of showers Friday afternoon, cloudy with evening coastal showers likely (70%) late Friday night while a good (50%) chance of evening showers and inland showers likely (70%) late  Friday night,
• Mostly cloudy with AM showers likely (70%), a bit cooler with a good (50%) chance showers Saturday afternoon,  then mostly cloudy a slight (20%) chance of showers late Saturday night.
• highs 74-75 cooling to 73 Saturday lows 58-60 cooling to 56 Saturday night.
• Mostly cloudy with a slight (20%) chance of AM showers, just partly cloudy and a bit warmer Sunday afternoon, partly cloudy Sunday night,
• Partly cloudy Monday and Monday night,
• Then mostly sunny Tuesday and Wednesday, mostly clear Tuesday night.
• highs 73-75 lows 57-54.
• (seasonal averages high 67 low 54).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• Mostly sunny and a bit cooler today, partly cloudy tonight,
• AM clouds and sun with a slight (20%) chance of rain, a (30%) chance of rain Friday afternoon, mostly cloudy with rain likely (70%) at night,
• Mostly cloudy with rain and a slight (20%) chance of thunderstorms Saturday, mostly cloudy with a good (50%) chance of rain Saturday night.
• free air freezing level 14,000 ft. today and tonight, then snow level above 8,000 ft. Friday through Saturday night.
• highs 70-63 lows 47-52 cooling to 49 Saturday night.
• AM clouds with a slight (20%) chance of AM rain, partly cloudy and a bit warmer with a slight (20%) chance of rain Sunday afternoon, ,just  partly cloudy Sunday night,
• Mostly sunny and bit warmer Monday, partly cloudy in the evening, mostly clear late at night,
• Then sunny and a bit warmer Tuesday and Wednesday, mostly clear Tuesday night.
• snow level above 8,000 ft. Sunday, free air freezing level 12,000 ft Sunday night, 13,000 ft. Monday and Monday night, then 14,000 ft. Tuesday through  Wednesday.
• highs 66-73 lows 49-47.

An Upper Level High Pressure Ridge  (“Arch “Shape) weakens and will be replaced by an Upper Level Low Pressure Trough (“U” shape).    The graphics for days 1-3 show a cold frontal system moving through the Pacific Northwest Friday. The graphics for days 3-7  Sunday through Thursday show a cold front moves through Sunday and then another cold front falls apart as it pushes through Wednesday.

ADVISORIES:

• A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

_______________

Measured 8.11.25

________________

_______________

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Mostly cloudy with patchy coastal fog tonight while mostly cloudy with patchy inland fog late tonight,
• Mostly cloudy with areas of AM coastal fog while patchy inland AM fog, sunny Thursday afternoon, mostly cloudy in the evening, a slight (20%) chance of coastal showers mostly cloudy with patchy fog and a slight (20%) chance of showers late Thursday night,
• Patchy AM fog, mostly cloudy with a slight (20%) chance of showers Friday afternoon, cloudy with evening coastal showers likely (70%) late Friday night while a good (50%) chance of evening showers and inland showers likely (70%) late  Friday night,
• Mostly cloudy with AM showers likely (70%), a bit cooler with a good (50%) chance showers Saturday afternoon,  then mostly cloudy a slight (20%) chance of showers late Saturday night.
• lows 58-62 highs 74-75 cooling to 73 Saturday.
• Mostly cloudy with a slight (20%) chance of AM showers, just partly cloudy and a bit warmer Sunday afternoon, partly cloudy Sunday night,
• Partly cloudy Monday and Monday night,
• Then mostly sunny Tuesday and Wednesday, mostly clear Tuesday night.
• highs 73-75 lows 57-54.
• (seasonal averages high 67 low 54).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• Mostly clear this evening, partly cloudy late tonight,
• Mostly sunny and a bit cooler Thursday, partly cloudy Thursday  night,
• AM clouds and sun with a slight (20%) chance of rain, a (30%) chance of rain Friday afternoon, mostly cloudy with rain likely (70%) at night,
• Mostly cloudy with rain and a slight (20%) chance of thunderstorms Saturday, mostly cloudy with a good (50%) chance of rain Saturday night.
• free air freezing level 15,000 ft. tonight, 14,000 ft. Thursday and Thursday night, then snow level above 8,000 ft. Friday through Saturday night.
• lows 47-52 cooling to 49 Saturday night highs 70-63.
• AM clouds with a slight (20%) chance of AM rain, partly cloudy and a bit warmer with a slight (20%) chance of rain Sunday afternoon, ,just  partly cloudy Sunday night,
• Mostly sunny and bit warmer Monday, partly cloudy in the evening, mostly clear late at night,
• Then sunny and a bit warmer Tuesday and Wednesday, mostly clear Tuesday night.
• snow level above 8,000 ft. Sunday, free air freezing level 12,000 ft Sunday night, 13,000 ft. Monday and Monday night, then 14,000 ft. Tuesday through  Wednesday.
• highs 66-73 lows 49-47.

An Upper Level High Pressure Ridge  (“Arch “Shape) keeps us hot for one more day.  The graphics for days 1-3 show no frontal systems moving through the Pacific Northwest. The graphics for days 3-7  Friday through Tuesday show a cold front moves through on Thursday into Friday and then another cold front pushes through between Saturday.

ADVISORIES:

• A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

_______________

Measured 8.11.25

________________

_______________

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Becoming mostly cloudy with patchy dense coastal fog late tonight while becoming mostly cloudy inland with  patchy fog late tonight,
• Mostly cloudy with patchy AM inland fog, sunny and a bit cooler Wednesday afternoon, mostly clear Wednesday night,
• Mostly cloudy with AM patchy coastal fog while fog while patchy inland AM fog, , sunny Thursday afternoon, partly cloudy in the evening, mostly cloudy with patchy fog and a slight (20%) chance of showers late Thursday night.
• highs near 74 lows 57-62.
• Patchy AM fog, mostly cloudy with a slight (20%) chance of showers Friday afternoon, mostly cloudy with showers likely (70%) Friday night,
• Mostly cloudy with a showers likely (70%) and a bit cooler Saturday afternoon,  a slight (20%) chance of evening showers, just mostly cloudy late Saturday night,
• Mostly cloudy start, partly cloudy and a bit warmer Sunday afternoon, partly cloudy Sunday night,
• Then partly cloudy Monday through Tuesday.
• highs 73-75 lows 57-54.
• (seasonal averages high 67 low 54).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• Clear tonight,
• Sunny and a bit cooler Wednesday, mostly clear Wednesday night,
• Sunny and a bit cooler Thursday, partly cloudy at night,
• A mix of clouds and sun and slightly cooler with a slight (20%) chance of rain Friday, then mostly cloudy with a good (50%) chance of rain Friday night.
• free air freezing level 16,000 ft. tonight, 15,000 ft. Wednesday and Wednesday night, 14,000 ft. Thursday and Thursday night, then snow level above 8,000 ft. Friday and Friday night.
• lows 53-48 warming to 52 Friday night highs 78-67.
• Mostly cloudy with a (40%) chance of AM rain and a slight (20%) chance of thunderstorms, a mix of clouds and sun and a bit cooler  with a good (50%) chance of rain and a slight (20%) chance of thunderstorms Saturday afternoon, mostly cloudy with a slight (20%) chance of rain Saturday night,
• A mix of clouds and sun and a bit warmer with a slight (20%) chance of rain and thunderstorms Sunday,just  partly cloudy Sunday night,
• Mostly sunny and bit warmer Monday, partly cloudy in the evening, mostly clear late Monday night,
• Then sunny and a bit warmer Tuesday.
• snow level above 8,000 ft, Saturday through Sunday, then free air freezing level 13,000 ft Sunday night through Tuesday.
• highs 66-73 lows 49-47

An Upper Level High Pressure Ridge  (“Arch “Shape) keeps us hot for one more day.  The graphics for days 1-3 show no frontal systems moving through the Pacific Northwest. The graphics for days 3-7  Friday through Tuesday show a cold front moves through on Thursday into Friday and then another cold front pushes through between Saturday.

ADVISORIES:

• A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

_______________

Measured 8.11.25

________________

_______________

Forecast for The South Oregon Coast Including Coos Bay and North Bend:

• Patchy AM fog, sunny and slightly cooler this afternoon, mostly clear this evening, mostly cloudy late tonight with patchy inland fog late tonight,
• Mostly cloudy with patchy AM inland fog, sunny and a bit cooler Wednesday afternoon, mostly clear in the evening, mostly cloudy late at night,
• AM clouds with patchy fog, sunny and a bit cooler Thursday afternoon, partly cloudy in the evening, then mostly cloudy with patchy fog and a slight (20%) chance of showers late Thursday night.
• highs 77-74 lows 58-56.
• Patchy AM fog, mostly cloudy with a slight (20%) chance of showers Friday afternoon, mostly cloudy with patchy fog and a slight (20%) chance of showers Friday night,
• Patchy AM fog, mostly cloudy with a (0%) chance of showers and a bit warmer Saturday afternoon, mostly cloudy with patchy fog and a slight (20%) chance of showers Saturday night,
• Mostly cloudy with areas of AM fog and a slight (20%) chance of showers, partly cloudy Sunday afternoon, partly cloudy with patchy fog late Sunday night,
• Patchy AM fog, then partly cloudy Monday afternoon.
• highs 73-75 cooling back to 73 Sunday lows 57-58.
• (seasonal averages high 67 low 54).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• Sunny and a bit cooler today, clear tonight,
• Sunny and a bit cooler Wednesday, mostly clear at night,
• Sunny and a bit cooler Thursday, then partly cloudy Thursday night.
• free air freezing level 16,000 ft. today and tonight, 15,000 ft. Wednesday and Wednesday night, then 14,000 ft. Thursday and Thursday night.
• highs 88-73 lows 54-47 .
• Mostly sunny and slightly cooler with a slight (20%) chance of rain Friday, mostly cloudy with a slight (20%) chance of rain Friday night,
• Mostly cloudy with a (40%) chance of AM rain and a slight (20%) chance of thunderstorms, a mix of clouds and sun with a (40%) chance of rain and a slight (20%) chance of rain and a slight (20%) chance of thunderstorms Saturday afternoon, mostly cloudy with a slight (20%) chance of rain Saturday night,
• Mostly sunny and a bit warmer with a slight (20%) chance of rain, Sunday,  partly cloudy Sunday night,
• Then mostly sunny and bit warmer Monday.
• snow level above 8,000 ft, Friday through Sunday, then free air freezing level 14,000 ft Sunday night and Monday.
• highs 68-73 lows 50-48.