June 22, 2023
Note: Weather is a constantly changing phenomenon and weather forecasting is a combination of science, experience, and intuition. The accuracy of any given forecast can chance due to unexpected changes in atmospheric conditions, so there are no guarantees the the actual weather will conform to the projected forecast.
ADVISORIES
- NONE AT THIS TIME.
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.
THE WEATHER PATTERN
An Upper Level Low Pressure Trough (“U” shape) over the Pacific Northwest will keep up the chances for rain. The graphics for days 1-3 show no frontal systems approaching the Pacific Northwest. The graphics for days 3-7 Sunday through Thursday show no major frontal systems moving into Oregon, but a cold front will be to our northwest next Thursday.
Forecast For The South Willamette Valley Including Eugene-Springfield:
- Sunny and a bit warmer today, mostly clear tonight,
- Some AM clouds, mostly sunny and cooler Friday, mostly clear at night,
- Some AM clouds, mostly sunny and a bit warmer Saturday afternoon, then mostly clear Saturday night.
- highs 86-77 warming to 80 Saturday lows 52-48.
- Mostly sunny and a bit warmer Sunday and Monday, mostly clear both nights,
- Mostly sunny and a bit warmer Tuesday, mostly clear Tuesday night,
- Some AM clouds, the mostly sunny Wednesday afternoon.
- highs 82-84 lows near 52. (seasonal averages high 76 low 49)
Forecast for the Umpqua Valley including Roseburg:
- Sunny and warmer today, mostly clear this evening, partly cloudy late tonight,
- AM clouds, mostly sunny and cooler Friday, mostly clear in the evening, partly cloudy late at night,
- Mostly sunny and a bit warmer Saturday, then mostly clear Saturday night.
- highs 87-78 warming to 82 Saturday low 54-52 warming back to 54 Saturday night.
- Mostly sunny and a bit warmer Sunday and Monday, mostly clear both nights,
- Mostly sunny Tuesday, mostly clear Tuesday night,
- Then sunny and a bit warmer Wednesday.
- highs 84-86 lows near 56. (seasonal averages high 78 low 54)
Forecast for the Oregon Coast including Coos Bay and North Bend:
- AM clouds, sunny and a bit warmer today, mostly cloudy tonight,
- Mostly cloudy and a bit cooler Friday, mostly cloudy at night,
- Mostly cloudy and a bit warmer Saturday, then partly cloudy Saturday night.
- highs 69-65 lows near 52.
- Partly cloudy and a bit warmer Sunday and Monday, partly cloudy both nights,
- Partly cloudy cloudy Tuesday and in the evening, mostly cloudy late Tuesday night,
- Some AM clouds, then sunny and a bit warmer Wednesday afternoon.
- highs 68-70 lows near 52. (seasonal averages high 64 low 52)
Forecast for the Northern Oregon Cascades including Willamette Pass:
- Mostly sunny and a bit warmer today, partly cloudy with a slight (20%) chance of evening showers, just partly cloudy late tonight,
- AM sun, a mix of clouds and sun and a bit cooler Friday with a (40%) chance of afternoon showers, partly cloudy with a slight (20%) chance of evening showers, just partly cloudy late Friday night,
- AM sun, partly cloudy and a bit warmer with a slight (20%) chance of showers Saturday afternoon, partly cloudy with a slight (20%) chance of evening showers, then just partly cloudy late Saturday night.
- free air freezing level 10,000 ft. rising to 11,000 ft. this afternoon, then snow level above 8,000 ft. tonight through Saturday night.
- highs 72-65 warming to 67 lows 43-40 warming to 42 Saturday night.
- AM sun, partly cloudy and a bit warmer with a slight (20%) chance of showers Sunday afternoon, a slight (20%) chance of evening showers, just partly cloudy Sunday night,
- AM sun, partly cloudy and a bit warmer with a slight (20%) chance of showers Monday afternoon and evening, just partly cloudy late at night,
- Mostly sunny start, partly cloudy and a bit warmer with a slight (20%) chance of showers Tuesday afternoon, a slight (20%) chance of evening showers, just partly cloudy late Tuesday night,
- Then mostly sunny and a bit warmer Wednesday.
- snow level above 8,000 ft. Sunday through Tuesday night, then free air freezing level 13,000 ft. Wednesday.
- highs 69-73 lows 43-46.