ADVISORIES:

• A HEAT ADVISORY IS IN EFFECT UNTIL 9 PM TONIGHT FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON
• A RED FLAG WARNING  FOR WIND AND LOW RELATIVE HUMIDITY EFFECT FROM 2 PM UNTIL 9 PM TUESDAY FOR THE LOWER COLUMBIA BASIN OF OREGON.
• A RED FLAG WARNING FOR ABUNDANT LIGHTNING IS IN EFFECT UNTIL 9 PM TONIGHT FOR THE CENTRAL MOUNTAINS OF OREGON.
• A RED FLAG WARNING IS IN EFFECT FOR  ABUNDANT LIGHTNING ON DRY FUELS FOR THE KLAMATH BASIN, AND THE FREMONT-WINEMA NATIONAL FOREST, AND THE SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN LAKE AND WESTERN HARNEY COUNTIES.
• A RED FLAG WARNING IS IN EFFECT FOR LIGHTING FOR THE BURNS BLM, SOUTHERN GRASSLANDS, CENTRAL CANYONLANDS, NORTHWESTERN VALE BLM, AND THE BAKER VALLEY.
• A HEAT ADVISORY IS IN EFFECT UNTIL 9 PM TONIGHT FOR THE EASTERN COLUMBIA GORGE OF OREGON.
• A HEAT ADVISORY IS IN EFFECT UNTIL 9 PM TONIGHT FOR THE LOWER COLUMBIA BASIN OF OREGON.
• A HEAT ADVISORY IS IN EFFECT UNTIL 9 PM TONIGHT FOR THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON, THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON, AND NORTH CENTRAL OREGON.
• A HEAT ADVISORY IS IN EFFECT UNTIL 8 PM MDT TONIGHT FOR THE OREGON LOWER TREASURE VALLEY.

HEALTH 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.

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• Mostly clear this evening, partly cloudy late tonight,
• Mostly sunny and a bit cooler Wednesday, mostly clear in the evening, partly cloudy late Wednesday night,
• AM clouds, sunny and a bit cooler Thursday, mostly clear at night,
• Some AM clouds, sunny and a bit cooler Friday (Independence Day), then mostly clear Friday night.
• lows 58-52 highs 86-80.                      .
• Mostly sunny and a bit warmer Saturday, clear Saturday night,
• Sunny Sunday, clear and a bit warmer at night,
• Sunny and a bit warmer Monday,  mostly clear Monday night,
• Then mostly sunny Tuesday.
•  highs 84-93 lows 54-62 (seasonal averages high 82 low 55).

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

• Partly cloudy this evening, mostly cloudy with patchy fog late tonight,
• Mostly cloudy with patchy AM fog, sunny and a bit warmer Wednesday afternoon, mostly cloudy with patchy fog late Wednesday night,
• AM clouds and patchy fog, sunny and a bit cooler Thursday afternoon, partly cloudy in the evening, mostly cloudy with patchy fog late Thursday night,
• AM clouds and patchy fog, sunny Friday afternoon (Independence Day), mostly clear at night.
• lows 53-49 highs 70-69 cooling back to 69 Thursday.
• Mostly sunny and a bit warmer Saturday, mostly clear Saturday night,
• Mostly sunny and a bit warmer Sunday, mostly clear at night,
• Some AM clouds, sunny Monday afternoon, partly cloudy Monday night,
• Then partly cloudy Tuesday.
• highs 70-72 lows 50-52.
• (seasonal averages high 65 low 53).                                                                                                                                                                                                                                                                                                                                                                                                                         _______________

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

• Mostly cloudy with a slight (20%) chance of thunderstorms tonight (under 0.10 in. of rain possible),
• Sunny and cooler Wednesday, mostly clear in the evening, partly cloudy late Wednesday night,
• Sunny and a bit cooler Thursday, partly cloudy at night,
• Mostly sunny and a bit warmer Friday (Independence Day), then mostly clear Friday night.
• free air freezing level 14,000 ft. tonight and Wednesday, 14,000 ft. falling to 13,000 ft. Wednesday night, 13,000 ft. falling to 12,000 ft. Thursday afternoon, 12,000 ft. Thursday night,  11,000 ft. Friday, then 12,000 ft Friday night.
• lows 50-42 highs 73-66.
• Sunny and a bit warmer Saturday and Sunday, mostly clear both nights,
• Then sunny and a bit warmer Monday and Tuesday, mostly clear Monday night,
• free air freezing level 12,000 ft. Saturday, 13,000 ft. Saturday night, 14,000 ft. Sunday, then 15,000 ft. Sunday night and Monday.
• highs 70-84 lows 44-54.