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Tim Chuey Weather

by | Apr 24, 2024 | Weather

April 24, 2024

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 FLOOD WARNING IS IN EFFECT UNTIL  FURTHER NOTICE FOR THE OWYHEE RIVER BELOW THE OWYHEE DAM AFFECTING MALHEUR COUNTY.

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 High Pressure Ridge (“Arch” shape) is weakening and moving eastward away from us to be replaced by an Upper Level Low Pressure Trough.  The graphics for days 1-3  show the front that moved through and the next one right behind it. The graphics for days 3-7    Saturday through Wednesday show the frontal system moving across the Pacific Northwest Friday with another between Sunday and Monday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Partly cloudy this evening, mostly cloudy with a good (50%) chance of rain late tonight (under 0.10 in. of rain possible),
  • Mostly cloudy and cooler with rain Thursday (0.50 in. of rain possible), showers Thursday night (0.50 in. of rain possible),
  • Mostly cloudy with showers and a bit warmer Friday, evening showers likely (70%), a good (50%) chance of showers at night,
  • Mostly cloudy and a bit warmer with a good (50%) chance of showers Saturday, then rain likely (70%) Saturday night.
  • lows 48-43 warming to 47 Saturday night highs 56-59.
  • Mostly cloudy with showers likely (70%) and a bit warmer Sunday, showers likely (70%) Sunday night,
  • Mostly cloudy and a bit cooler with showers likely (70%) Monday, a (40%) chance of evening showers, partly cloudy with a (40%) chance of showers late at night,
  • A mix of clouds and sun and a bit warmer with a good (50%) chance of showers Tuesday, mostly cloudy with a (40%) chance of showers Tuesday night,
  • Then a mix of clouds and sun with a good (50%) chance of showers Wednesday.
  • highs 62-59 warming back t0 62 Tuesday and Wednesday lows 44-39 (seasonal averages high 63 low 41)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with a slight (20%) chance of late evening rain continuing overnight tonight,
  • Mostly cloudy with patchy dense AM fog, rain and cooler Thursday afternoon, rain Thursday night,
  • Mostly cloudy with AM rain, showers with a slight (20%) chance of thunderstorms Friday afternoon, evening rain likely (70%), a slight (20%) chance of rain late at night,
  • Mostly cloudy and a bit warmer with a (40%) chance of rain Saturday, evening rain likely (70%), a (40%) chance of rain late Saturday night.
  • lows 46-49 cooling to 44 Friday night warming to 48 Saturday night highs 57-62.
  • Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit warmer Sunday afternoon, a good (50%) chance of rain Sunday night,
  • Mostly cloudy and a but cooler with a (40%) chance of rain Monday, a slight (20%) chance of rain at night,
  • Partly cloudy and a bit warmer with a (30%) chance of rain Tuesday and Tuesday night,
  • Then mostly cloudy with a (40%) chance of rain Wednesday.
  • highs 60-63 lows 45-42. (seasonal averages high 66 low 44)

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

  • Mostly cloudy with coastal evening rain likely (70%) continuing late tonight while a (40%) chance of late evening rain continuing late tonight,
  • Mostly cloudy with rain and a bit cooler Thursday, rain Thursday night,
  • Mostly cloudy with AM coastal rain and coastal rain and coastal rain likely (70%) Friday afternoon while inland rain Friday, a good (50%) chance of rain at night,
  • Mostly cloudy and a bit warmer with a good (50%) chance of rain Saturday, then rain likely (70%) Saturday night.
  • lows 46-43 warming back to 46 Saturday night highs 55-57.
  • Mostly cloudy and a bit warmer with rain likely (70%) Sunday, rain likely (70%) Sunday night,
  • Mostly cloudy and a bit cooler with a good (50%) chance of rain Monday, a (30%) of rain 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 good (50%) chance of rain Wednesday.
  • highs 57-59 cooling back to 57 Wednesday lows 44-40 warming to 42 Tuesday night. (seasonal average high 58 low 45)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Partly cloudy this evening, mostly cloudy with a slight (20%) chance of rain late tonight,
  • Mostly cloudy with snow and rain (snow possibly heavy at times) and cooler Thursday (0.50 in. of rain possible, little or no snow accumulation expected), rain and snow showers Thursday night (1.00 in. of rain possible, 1 in. of snow possible, snow possibly heavy at times),
  • Mostly cloudy and a bit cooler with rain and snow showers Friday, evening rain and snow showers, snow showers likely (70%) with a good (50%) chance of rain showers late Friday night,
  • Mostly cloudy and a bit warmer with rain and snow showers likely (70%) Saturday, then rain and snow likely (70%) Saturday night.
  • snow level 6,000 ft. tonight, 5,500 ft. Thursday, 5,000 ft. Thursday night, 4,500 ft. Friday, 4,000 ft. Friday night, 4,500 ft. Saturday, then 5,500 ft. Saturday night.
  • lows 34-32 warming back to 34 Saturday night highs 42-40 warming to 43 Saturday.
  • Mostly cloudy and a bit warmer with rain and snow showers likely (70%) Sunday, rain and snow showers likely (70%) Sunday night,
  • Mostly cloudy and a bit cooler with rain and snow showers likely (70%) Monday, a good (50%) chance of rain and snow showers at night,
  • A mix of clouds and sun and a bit warmer with a good (50%) chance of rain and snow showers Tuesday, a good (50%) chance of rain and snow showers Tuesday night,
  • Mostly cloudy with rain and snow showers likely (70%) Wednesday.
  • snow level 5,500 ft. Sunday, 5,000 ft. Sunday night, 4,000 ft. Monday through Tuesday, then 4,500 ft. Tuesday night and Wednesday.
  • highs 45-43 warming to 48 Monday night and Tuesday night lows 32-28 warming back to 32 Tuesday night.