Tim Chuey Weather

March 1, 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 WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 4 AM TODAY ABOVE 1,500 FT. FOR THE EASTERN DOUGLAS COUNTY FOOTHILLS.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 4 AM TODAY BELOW 1,500 FT.FOR CENTRAL DOUGLAS COUNTY.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 4 AM TODAY ABOVE 1,000 FT. FOR THE SOUTH CENTRAL OREGON COAST.
A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 4 AM TODAY ABOVE 1,000 FT. FOR THE SOUTH CENTRAL OREGON COAST.
A FREEZE WARNING IS IN EFFECT FROM FROM 1 AM UNTIL 9 AM TODAY FOR THE SOUTH CENTRAL OREGON COAST AND THE CURRY COUNTY COAST.

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 Low Pressure Trough (“U “shape) is slowly moving southward over the Pacific Northwest. The graphics for days 1-3 show the frontal that moved through Oregon. The graphics for days 3-7 show more complex frontal activity moving our way Saturday through next Wednesday giving us chances of getting wet.

Forecast for the South Willamette Valley including Eugene-Springfield:

Patchy AM fog, a mix of clouds and sun and a bit warmer this afternoon, increasing clouds with snow and rain late tonight (under 0.10 in. of rain possible, snow level 500 ft. late tonight),
Mostly cloudy with AM snow likely (70%) (snow level 1,000 ft.), rain Thursday afternoon (0.10 in. of rain possible), evening rain, rain and snow likely (70%) late Thursday night (snow level 1,000 ft.),
Mostly cloudy with AM snow likely (70%), rain likely (70%) and a bit cooler (snow level 1,000 ft.), a mix of clouds and sun and a bit warmer with a good (50 %) chance of rain Friday afternoon Friday afternoon (snow level 1,000 ft.), a good (50%) chance of evening rain, then rain and snow likely (70%) late Friday night (snow level 1,500 ft.).
highs 45-43 warming to 46 Friday lows 29-32.
Mostly cloudy with AM snow likely (70%), rain and a bit cooler Saturday afternoon (snow level 1,000 ft.), evening rain and snow, a (0%) chance of snow late Saturday night (snow level 1,000 ft.),
Mostly cloudy with a good (50%) chance of AM snow, rain likely (70%) and a bit warmer Sunday afternoon (snow level 1,000 ft.), a good (50%) chance of evening rain, a good (50%) chance of snow late at night (snow level 1,000 ft.),
Mostly cloudy with a good (50%) chance of AM snow, a mix of clouds and sun and a bit warmer with a good (50%) chance of rain Monday afternoon, a (40%) chance of evening rain, partly cloudy with a slight (20%) chance of snow late Monday night (snow level 1,000 ft.),
Partly cloudy with a slight (20%) chance of AM snow, then a mix of clouds and sun with a good (50%) chance of rain Tuesday afternoon (snow level 1,000 ft.).
highs 43-47 lows near 29 (seasonal averages high 54 low 36)

Forecast for the Umpqua Valley including Roseburg:

Mostly cloudy start, partly cloudy this afternoon, partly cloudy this evening, becoming mostly cloudy with a good (50%) chance of snow late tonight (under 0.10 in. of rain possible),
Mostly cloudy with rain and snow Thursday (under 0.10 in. of rain possible, snow level 300 ft. rising to 2,000 ft. in the afternoon), evening rain and snow, rain and snow likely (70%) late at night (0.10 in. of rain possible, snow level 1,500 ft. falling to 900 ft. late at night),
Mostly cloudy and a bit warmer with rain likely (70%) Friday, then rain and snow likely (70%) Friday night.
highs 44-46 lows 28-32.
Mostly cloudy and a bit cooler with rain and snow Saturday, rain and snow Saturday night),
Mostly cloudy with rain and a bit warmer Sunday, a good (50%) chance of rain and snow at night,
Mostly cloudy with a good (50%) chance of rain and snow and a bit warmer Monday, a (40%) chance of rain and snow Monday night,
Mostly cloudy with a (50%) chance of rain and snow Tuesday.
highs 44-48 lows near 29. (seasonal averages high 56 low 38)

Forecast for the Oregon Coast including Coos Bay and North Bend:

Partly cloudy with widespread AM frost, partly cloudy and a bit warmer this afternoon, partly cloudy with areas of evening coastal frost, rain likely (70%) late tonight while widespread inland evening frost and a slight (20%) chance of inland rain and snow late tonight,
Mostly cloudy with coastal rain Thursday while inland AM rain and snow and inland rain Thursday afternoon (0.10 in. of rain possible, snow level 1,000 ft.rising to 2,000 ft.), coastal rain likely (70%) Thursday night while inland evening rain and snow likely (70%) and a good (50%) chance of inland rain and snow late at night (0.10 in. of rain possible),
Mostly cloudy with a good (50%) chance of AM rain and snow, a good (50%) chance of rain Friday afternoon, a good (50%) chance of evening rain and snow showers, then rain and snow late Friday night.
highs near 48 lows 30-36.
Mostly cloudy and a bit cooler with rain and snow showers and breezy Saturday and at night,
Mostly cloudy and a bit warmer with rain and snow showers Sunday, rain and snow showers likely (70%) at night,
AM rain and snow likely (70%), rain likely (70%) and a bit warmer Monday afternoon, a good (50%) chance of rain and snow Monday night,
Mostly cloudy with a good (50%) chance of AM rain and snow, then rain likely (70%) Tuesday afternoon.
highs 46-48 lows 33-35. (seasonal averages high 55 low 41)

Forecast for the Northern Oregon Cascades including Willamette Pass:

Partly cloudy and a bit warmer today, partly cloudy this evening, mostly cloudy with a good (50%) chance of snow late tonight,
Mostly cloudy with snow and a bit warmer Thursday, snow at night,
Mostly cloudy and a bit cooler with a snow likely (70%) Friday, partly cloudy with a good (50%) chance of evening snow, then mostly cloudy with snow likely (70%) Friday night.
snow level at the surface tonight, free air freezing level at the surface. Wednesday and Wednesday evening, snow level 2,500 ft. Thursday evening, then at the surface Friday and Friday night.
highs 28-30 cooling Saturday lows 14-18.
Mostly cloudy with snow Saturday and Saturday night,
Mostly cloudy and a bit warmer with snow Sunday, evening snow likely (70%), snow late at night,
Mostly cloudy and a bit warmer with snow likely (70%) Monday, a good (50%) chance of evening snow, partly cloudy with a good (50%) chance of snow late Monday night,
Then a mix of clouds and sun and a bit cooler with a good (50%) chance of snow Tuesday.
snow level 1,000 ft. Saturday, then at the surface Saturday night through Tuesday.
highs 28-32 cooling to 30 Tuesday lows near 15.

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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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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.

Tim Chuey Weather

ADVISORIES

HEALTH ADVISORIES

THE WEATHER PATTERN

Forecast for the South Willamette Valley including Eugene-Springfield:

Forecast for the Umpqua Valley including Roseburg:

Forecast for the Oregon Coast including Coos Bay and North Bend:

Forecast for the Northern Oregon Cascades including Willamette Pass:

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Forecast for the Oregon Coast including Coos Bay and North Bend:

Forecast for the Northern Oregon Cascades including Willamette Pass: