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Tim Chuey Weather

by | May 27, 2024 | Weather, Weather Status

May 27, 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

  • 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 High Pressure Ridge (“Arch” shape ) is approaching the West Coast. The graphics for days 1-3  show no frontal systems approaching the Pacific Northwest. The graphics for days 3-7     Thursday through Monday show a cold front that will be moving through Oregon next Sunday followed closely by another complex frontal system..

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Partly cloudy this evening, mostly cloudy late tonight,
  • Mostly cloudy and cooler with a slight (20%) chance of of rain Tuesday afternoon, a good (50%) chance evening showers, a slight (20%) chance of showers late Tuesday night,
  • Mostly sunny  and a bit warmer Wednesday, mostly clear at night,
  • Sunny and a bit warmer Thursday, then clear Tuesday night.
  • lows 49-42 warming to 44 Thursday night high 66-72.
  • Sunny and a bit warmer Friday, mostly clear in the evening, partly cloudy late Friday night,
  • Mostly sunny Saturday, mostly cloudy with a slight (20%) chance of showers at night,
  • A mix of clouds and sun and a bit cooler with a (40%) chance of showers Sunday, mostly cloudy with a good (50%) chance of rain Sunday night,
  • Mostly cloudy with a good (50%) chance of AM rain, then partly cloudy and a bit cooler with a good (50%) chance of rain Monday afternoon.
  • highs 76-72 lows 47-53.  (seasonal averages high 70 low 45)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly clear this evening, becoming mostly cloudy late tonight,
  • Mostly cloudy and much cooler Tuesday, a slight (20%) chance of evening showers, just mostly cloudy late Tuesday night,
  • Partly cloudy and a bit warmer Wednesday, mostly clear at night,
  • Sunny and a bit warmer Thursday, then clear Thursday night.
  • lows 52-45 warming to 48 Thursday night highs 69-75.
  • Sunny and a bit warmer Friday, mostly clear Friday night,
  • Partly cloudy and a bit warmer Saturday, partly cloudy with a slight (20%) chance of showers late at night,
  • Mostly cloudy and a bit cooler with a slight (20%) chance of showers Sunday, a (30%) chance of showers Sunday night,
  • Then mostly cloudy and a bit cooler with a (40%) chance of showers Monday.
  •  highs 80-82 cooling to 75 Monday lows 50-55. (seasonal average high 73 low 50)

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

  • Mostly clear this evening, mostly cloudy late tonight,
  • Mostly cloudy with a slight (20%) chance of coastal showers Tuesday afternoon, a slight (20%) chance of evening showers just mostly cloudy late Tuesday night,
  • Partly cloudy and a bit cooler Wednesday, mostly clear at night,
  • Mostly sunny and a bit warmer Thursday, then mostly clear Thursday night.
  • lows 47-43 highs 64-62 warming back to 64 Thursday  night.
  • Mostly sunny and a bit warmer Friday, partly cloudy Friday night,
  • Partly cloudy Saturday, mostly cloudy with a slight (20%) chance of showers late at night,
  • Mostly cloudy with a (30%) chance of showers Sunday, a (40%) chance of showers Sunday night,
  • Then mostly cloudy with a (40%) chance of showers Monday.
  • highs near 65 lows 45-50. (seasonal average high 62 low 49)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Partly cloudy this evening, mostly cloudy late tonight,
  • Mostly cloudy and cooler with a slight (20%) chance of rain Tuesday afternoon, mostly cloudy with evening showers, a good (50%) chance of rain and snow showers late Tuesday night (0.10 in. of rain possible),
  • Mostly cloudy with a slight (20%) chance of AM snow showers, a mix of clouds and sun and a bit cooler with a slight (20%) chance of showers Wednesday afternoon, partly cloudy in the evening, mostly clear late at night,
  • Sunny and a bit warmer Thursday, then mostly clear Thursday night.
  • free air freezing level 12,000 ft. tonight, snow level 7,500 ft. Tuesday, 6,500 ft. falling to 5,500 ft. late Tuesday night, 5,000 ft. Wednesday, free air freezing level 7,000 ft. falling top 6,000 ft. late Wednesday night, 9,000 ft. Thursday, then 11,000 ft. Thursday night.
  • lows 40-32 warming 36 Thursday night highs 55-52 warming to 62 Thursday.
  • Sunny and warmer Friday, mostly clear in the evening, partly cloudy late Friday night,
  • Mostly sunny Saturday, partly cloudy with a slight (20%) chance of showers in the evening, mostly cloudy with a slight (20%) chance of showers at night,
  • A mix of clouds and sun with a (40%) chance of showers and a bit cooler Sunday, mostly cloudy with a good (50%) chance of showers Sunday night,
  • Then a mix of clouds and sun with a good (50%) chance of rain Monday.
  • free air freezing level 11,000 ft. Friday, 12,000 ft. Friday night and Saturday, then snow level above 8,000 ft. Sunday through Monday.
  • highs 67-62 lows 39-43.