Jun
07.
An Upper Level High Pressure Ridge (“Arch” shape) brings even more sunshine and increasingly warmer temperatures. The graphics for days 1-3 show a frontal system sliding through the Pacific Northwest Monday to seriously drop temperatures. The graphics for days 3-7 Tuesday through Saturday show increasing frontal systems pushing into the Pacific Northwest Tuesday through Wednesday.
Note: Outdoor Burning Season in Lane County ended Friday June 6th due to the warmer than normal temperatures and escalating fire danger. The outdoor burning season in Lane county usually closes on June 15th.
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ADVISORIES:
- A HEAT ADVISORY IS IN EFFECT FROM 10 AM SUNDAY UNTIL 10 PM MONDAY FOR THE LOWER COLUMBIA RIVER, TUALATIN VALLEY, INNER PORTLAND METRO, EAST PORTLAND METRO, OUTER SOUTHEAST PORTLAND METRO, WEST CENTRAL WILLAMETTE VALLEY, EAST CENTRAL WILLAMETTE VALLEY, BENTON COUNTY LOWLANDS, LINN COUNTY LOWLANDS, LANE COUNTY LOWLANDS, THE WEST COLUMBIA RIVER GORGE I-84 CORRIDOR, AND CLACKAMAS COUNTY CASCADE FOOTHILLS.
- A HEAT ADVISORY IS IN EFFECT FROM 10 AM SUNDAY UNTIL 10 P,M MONDAY FOR THE CASCADE FOOTHILLS OF MARION AND LINN COUNTIES, AND THE LANE COUNTY CASCADE FOOTHILLS.
- A HEAT ADVISORY IS IN EFFECT FROM 11 AM UNTIL 9 PM TUESDAY FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON AND THE LOWER COLUMBIA BASIN OF OREGON.
- A HEAT ADVISORY IS IN EFFECT FROM 11AM SUNDAY UNTIL 9 PM TUESDAY FOR THE FOOTHILLS OF THE NORTHERN BLUE MOUNTAINS OF OREGON.
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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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 33 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 19 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 35 in the Good category measuring Particulate Matter.
Data courtesy of Lane Regional Air Protection Agency (LRAPA.org)
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Eugene-Springfield Area Pollen count:
GRASS: 695 VERY HIGH
TREES: 3 LOW
WEEDS: 0 ABSENT
Measured 6.6.25
Data courtesy of Oregon Allergy Associates.
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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Clear tonight,
- Sunny and a bit warmer Sunday, mostly clear Sunday night,
- Sunny and a bit warmer Monday, mostly clear at night,
- Sunny and cooler Tuesday, partly cloudy Tuesday night.
- lows 54-57 cooling back to 54 Monday night highs 92-94 cooling to .
- Sunny and a bit cooler Wednesday, partly cloudy Wednesday night,
- Mostly sunny and a bit cooler Thursday, mostly clear in the evening, partly cloudy late at night,
- Mostly sunny and a bit cooler Friday, mostly clear Friday night,
- Then mostly sunny Saturday.
- highs 84-72 lows 48-44. (seasonal averages high 72 low 47).
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Forecast for the Umpqua Valley including Roseburg:
- Clear tonight,
- Sunny and slightly warmer Sunday, clear Sunday night.
- Sunny and a bit warmer Monday, mostly clear at night,
- Mostly sunny and cooler with a slight (20%) chance of thunderstorms Tuesday afternoon, mostly clear Tuesday night.
- lows 59-62 cooling to 54 Tuesday highs 96-97 cooling to 87 Tuesday.
- Mostly sunny and a bit cooler Wednesday, mostly clear Wednesday night,
- Mostly sunny and a bit cooler Thursday, mostly clear at night,
- Mostly sunny and a bit cooler Friday, mostly clear Friday night,
- Then mostly sunny Saturday.
- highs 80-75 lows 52-49 (seasonal averages high 74 low 51).
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly clear this evening, partly cloudy late tonight,
- Some AM clouds, sunny and warmer Sunday, mostly clear Sunday night with patchy coastal fog late while areas of inland fog late Sunday night,
- Patchy AM fog, sunny and a bit cooler Monday afternoon, mostly clear at night,
- Partly cloudy and a bit cooler Tuesday, then partly cloudy Tuesday night.
- lows 49-48 warming back to 49 Tuesday night highs 73-66.
- Some AM clouds, sunny Wednesday, partly cloudy Wednesday night,
- Some AM clouds, sunny and a bit cooler Thursday afternoon, partly cloudy at night,
- Partly cloudy and a bit warmer Friday, mostly clear Friday night,
- Then mostly sunny and a bit cooler Saturday.
- highs 66-64 warming to 65 Friday cooling to 64 and a bit warmer Saturday lows 48-45.
- (seasonal averages high 63 low 50). _______________
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Clear tonight,
- Sunny and a bit warmer Sunday, clear Sunday night,
- Mostly sunny and a bit warmer Monday, mostly clear at night,
- Sunny and a bit cooler Tuesday, partly cloudy Tuesday night.
- free air freezing level 16,000 ft. falling to 15,000 ft. late tonight, 15,000 ft. Sunday through Monday night, then 14,000 ft. Tuesday and Tuesday night.
- lows 54-55 cooling 47 Tuesday night highs 83-84 cooling to 79 Tuesday.
- Sunny and cooler Wednesday, partly cloudy Wednesday night,
- Sunny and a bit cooler Thursday, partly cloudy in the evening, mostly clear in the evening, partly cloudy late at night,
- Mostly sunny and a bit cooler Friday, mostly clear Friday night,
- Then sunny and a bit warmer Saturday.
- free air freezing level 13,000 ft. Wednesday, 12,000 ft. Wednesday night, 11,000 ft. Thursday, 10,000 ft. Friday and Friday night, then 9,000 ft. Saturday.
- highs 70-60 warming to 62 Saturday lows 42-35.
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