February 2, 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
- A WIND ADVISORY IS IN EFFECT FROM 10 PM TONIGHT UNTIL 10 AM FRIDAY FOR CENTRAL DOUGLAS COUNTY AND THE EASTERN DOUGLAS COUNTY FOOTHILLS.
- A WIND ADVISORY IS IN EFFECT FROM 4 PM TODAY UNTIL 4 PM FRIDAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND WESTERN, CENTRAL, AND EASTERN LAKE COUNTY.
- A WIND ADVISORY IS IN EFFECT UNTIL 4 PM FRIDAY FOR THE GRANDE RONDE VALLEY.
- A WIND ADVISORY IS IN EFFECT FROM 1 PM TODAY UNTIL 10 AM FRIDAY FOR EASTERN CURRY COUNTY AND JOSEPHINE COUNTY, AND JACKSON COUNTY.
- AN AIR STAGNATION ADVISORY IS IN EFFECT UNTIL 1 PM MST (MOUNTAIN STANDARD TIME) FRIDAY FOR HARNEY COUNTY, BAKER COUNTY, MALHEUR COUNTY, AND THE OREGON LOWER TREASURE VALLEY.
HEALTH ADVISORIES
A PERMANENT RECREATIONAL HEALTH ADVISORY IS IN EFFECT FOR THE SOUTH UMPQUA RIVER AND MAINSTEM UMPQUA RIVER. THE ADVISORY COVERS THE SOUTH UMPQUA RIVER FROM CANYONVILLE DOWNSTREAM TO THE CONFLUENCE OF THE MAINSTEM UMPQUA RIVER, AND THE MAINSTEM UMPQUA RIVER DOWNSTREAM PAST ELKTON TO LAWSON BAR. PEOPLE IN THE BEDROCK ALONG THE RIVERS EDGE ARE ARE KNOWN TO DEVELOP CYANOBACTERIA (BLUE-GREEN ALGAE) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED AT SEVERAL ACCESS AREAS ALONG THE RIVER.
THE WEATHER PATTERN
An Upper Level High Pressure Ridge www.wunderground.com/maps/wind/jet-stream (“Arch” shape) is slowly warming up the Pacific Northwest. A strong cold front www.wpc.ncep.noaa.gov pushed through the Pacific Northwest from the northeast (called a backdoor cold front) and brought colder air with it. There will be frontal activity returning by the end of the week, but not of the bitter cold airflow nature.
Forecast for the South Willamette Valley including Eugene-Springfield:
- Some AM clouds, a mix of clouds and sun to mostly cloudy with sun breaks and a bit cooler this afternoon, cloudy with a good (50%) chance of rain late tonight (under 0.10 in. of rain possible),
- Mostly cloudy and a bit warmer with rain Friday (under 0.10 in. of rain possible), cloudy with a good (50%) chance of evening rain, a slight (20%) chance of rain late at night,
- Cloudy with a (40%) chance of rain and a bit warmer Saturday, then rain Saturday night.
- highs 48-56 lows 39-42.
- Mostly cloudy and a bit cooler with rain Sunday, showers likely (70%) Sunday night,
- Cloudy and a bit warmer with a good (50%) chance of showers Monday, mostly cloudy with a (40%) chance of showers at night,
- Cloudy with a good (50%) chance of rain and a bit warmer Tuesday, a good (50%) chance of showers Tuesday night,
- Then mostly cloudy and a bit cooler with a good (50%) chance of rain Wednesday.
- highs 47-50 cooling to 48 Wednesday lows 42-38. (seasonal averages high 50 low 35)
Forecast for the Umpqua Valley including Roseburg:
- Mostly cloudy and a bit cooler today, a (30%) chance of rain tonight (under 0.10 in. of rain possible, snow level 3,500 ft.),
- Mostly cloudy and a bit cooler with rain likely (70%) Friday (AM snow level 3,500 ft.), cloudy with a (30%) chance of rain at night (under 0.10 in. of rain possible),
- Cloudy and a bit warmer with a slight (20%) chance of rain Saturday, then rain Saturday night.
- highs 54-52 warming to 56 Saturday lows near 42.
- Mostly cloudy with rain and a bit cooler Sunday rain Sunday night,
- Mostly cloudy and a bit warmer with a (20%) chance of rain Monday and at night,
- Mostly cloudy and a bit warmer with a (40%) chance of rain Tuesday and Tuesday night,
- Then mostly cloudy and a bit cooler with a (40%) chance of rain Wednesday.
- highs 48-53 cooling to 50 Wednesday lows 42-39 warming back to 42 Tuesday night. (seasonal averages high 52 low 37)
Forecast for the Oregon Coast including Coos Bay and North Bend:
- Cloudy with a slight (20%) chance of coastal rain today while a slight (20%) chance of AM inland rain this afternoon (under 0.10 in. of rain possible), mostly cloudy with a (40%) chance of evening coastal rain and coastal rain late tonight while a slight (20%) of inland evening rain and inland rain likely (70%) late tonight (0.25 in. of rain possible) breezy (Wind: S 20-30 mph gusts to 45 mph),
- Mostly cloudy with rain and a bit cooler Friday (0.25 in. of rain possible) and breezy (Wind: S 15-25 mph gusts to 40 mph through early afternoon), cloudy with a (30%) chance of rain Friday night (under 0.10 in. of rain possible),
- Mostly cloudy with a good (50%) chance of rain and a bit warmer Saturday, then rain Saturday night.
- highs 56-54 warming to 58 Saturday lows near 43.
- Mostly cloudy and a bit cooler with rain Sunday, a good (50%) chance of rain Sunday night,
- Mostly cloudy and a bit warmer with a (30%) chance of rain Monday, a (30%) chance of rain at night,
- Mostly cloudy and a bit warmer with a good (50%) chance of rain Tuesday, a good (50%) chance of rain Tuesday night,
- Then mostly cloudy and a bit cooler with a (40%) chance of rain Wednesday.
- highs 52-54 cooling back to 52 Wednesday lows 42-39. (seasonal averages high 54 low 41)
Forecast for the Northern Oregon Cascades including Willamette Pass:
- A mix of clouds and sun to start, becoming partly to mostly cloudy and a bit cooler this afternoon, mostly cloudy with a (40%) chance of rain or snow late tonight (no snow accumulation expected),
- Cloudy with AM rain or snow, a bit cooler with a rain or snow Friday afternoon (2-4 in. of snow possible), a good (50%) chance of rain or snow at night,
- Cloudy and a bit warmer with a good (50%) chance of rain or snow Saturday,then rain or snow late Saturday night.
- free air freezing level 8,000 ft. today, snow level 4,500 ft. tonight, then 4,000 ft. Friday through Saturday night.
- highs 40-36 warming to 38 Saturday lows 30-28 Friday night warming back to 30 Saturday night.
- Mostly cloudy and a bit cooler with rain or snow Sunday, rain or snow likely (70%) Sunday night,
- Mostly cloudy with a good (50%) chance of rain or snow Monday and at night,
- Mostly cloudy and a bit warmer with rain or snow likely (70%) Tuesday, rain and snow likely (70%) Tuesday night,
- Then mostly cloudy and a bit cooler with a good (50%) chance of rain or snow Wednesday.
- snow level 4,000 ft. Sunday and Sunday night, 3,000 ft. Monday, then 3,500 ft. Monday night through Wednesday.
- highs 33-37 cooling to 33 Wednesday lows 27-25.
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- For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com
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10/31 Showers with patchy fog overnight.
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- 11/1 Cold front drops temperatures & brings more rain/possible t’storms today.
- 10/31 Showers with patchy fog overnight.
- 10/31 Rain for Halloween today. Dress “Trick-Or-Treaters”for wet weather today and this evening.
- 10/30 A slight chance of evening rain changing to a 50% chance late tonight.
- 10/30 AM fog, a slight chance of rain today for your Sunday.
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- For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com
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Mostly clear again tonight, then sunshine and slightly cooler for your Friday.
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- 7/15 Plenty of sunshine heading our way today to end the workweek.
- Mostly clear again tonight, then sunshine and slightly cooler for your Friday.
- 7/14 Sunshine and a bit warmer for your Thursday.
- Clear overnight, sunny and pleasant tomorrow for your Thursday.
- 7/13 A break from the heat today for your “Hump Day.”
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Forecast for the Oregon Coast including Coos Bay and North Bend:
- Becoming mostly cloudy late tonight,
- Some AM clouds, sunny and a bit warmer Friday afternoon, clear in the evening, partly cloudy late Friday night,
- Mostly cloudy start, partly cloudy and slightly cooler Saturday afternoon, mostly clear at night,
- Mostly sunny Sunday, then mostly clear Sunday night.
- lows 54-56 cooling back to 54 Sunday night highs 70-69.
- Mostly sunny and a bit warmer Monday, mostly clear Monday night,
- Partly cloudy and slightly cooler Tuesday, partly cloudy at night,
- Then partly cloudy Wednesday through Thursday.
- highs 73-72 lows 54-56 cooling back to 54 Wednesday night. (Seasonal Averages high 66 low 54)
Forecast for the Northern Oregon Cascades including Willamette Pass:
- Mostly clear tonight,
- Mostly sunny and a bit cooler Friday, clear Friday night,
- Sunny and a bit warmer Saturday, mostly clear at night,
- Some AM clouds, mostly sunny and a bit cooler Sunday, then clear Sunday night.
- free air freezing level 15,000 ft. falling to 14,000 ft. late tonight, 14,000 ft. rising to 15,000 ft. Friday afternoon, 15,000 ft. Friday night through Sunday, then 16,000 ft. Sunday night.
- lows 49-47 highs 74-72 warming back to 74 Sunday.
- Sunny and a bit warmer Monday, clear Monday night,
- Sunny Tuesday, mostly clear at night,
- Then mostly sunny and a bit cooler Wednesday and Thursday, mostly clear Wednesday night.
- free air freezing level 16,000 ft. Monday through Thursday.
- highs 80-75 lows 53-50.