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Tim Chuey Weather

by | May 31, 2024 | Weather

May 31, 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 until Sunday. The graphics for days 3-7    Monday through Friday show a cold front that will be moving through Oregon Monday followed closely by another complex frontal system next Wednesday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Partly cloudy tonight,
  • A mix of clouds and sun and a bit cooler Saturday, mostly cloudy with a (40%) chance  of rain late Saturday night,
  • Mostly cloudy with a good (50%) chance of AM rain, rain and a bit warmer Sunday afternoon (under 0.10 in. of rain possible), rain at night (1.00 in. of rain possible),
  • Mostly cloudy with rain Monday, then a slight (20%) chance  of rain Monday night.
  • lows 48-56 cooling to 50 Monday night high 73-66.
  • A mix of clouds and sun and a bit warmer with a slight (20%) chance of rain Tuesday, partly cloudy with a slight (20%) chance of showers Tuesday night,
  • Mostly sunny and a bit warmer Wednesday, mostly clear at night,
  • Sunny and a bit warmer Thursday, mostly clear Thursday night,
  • Then mostly sunny and a bit warmer Friday.
  • highs 73-85 lows 52-54.  (seasonal averages high 71 low 46)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly clear this evening, partly cloudy late tonight,
  • Partly cloudy start, mostly cloudy and a bit cooler Saturday and Saturday night,
  • Mostly cloudy and a bit cooler with a (30%) chance of rain Sunday (under 0.10 in. of rain possible), rain at night (0.50 in. of rain possible),
  • Mostly cloudy with AM rain, a good (50%) chance of showers and a bit cooler Monday afternoon, then a slight (20%) chance of showers Monday night.
  • lows 50-59 cooling to 52 Monday night highs 77-67.
  • Partly cloudy and warmer with a slight (20%) chance of showers Tuesday afternoon, mostly clear in the evening, partly cloudy late Tuesday night,
  • Mostly sunny and a bit warmer Wednesday and Thursday, mostly clear both nights,
  • Then partly cloudy and a bit warmer Friday.
  •  highs 68-89 lows 50-57. (seasonal average high 73 low 50)

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

  • Partly cloudy this evening, mostly cloudy with patchy fog late tonight,
  • Patchy AM and late night fog, mostly cloudy Saturday afternoon and Saturday night,
  • Patchy AM fog and a good (50%) chance of rain, rain likely (70%) and a bit cooler Sunday afternoon (0.10 in. of rain possible), rain at night (1.00 in. of rain possible),
  • Mostly cloudy with AM rain, a good (50%) chance of rain and a bit cooler Monday afternoon, then just mostly cloudy Monday night.
  • lows 47-52 cooling to 49 Monday night highs 64-62.
  • Partly cloudy and a bit warmer with a slight (20%) chance  of showers Tuesday, partly cloudy in the evening, mostly cloudy late Tuesday night,
  • Partly cloudy and a bit cooler Wednesday, partly cloudy at night,
  • Partly cloudy and a bit warmer Thursday, partly cloudy Thursday night,
  • Then partly cloudy and a bit cooler Friday.
  • highs 70-72 cooling back to 70 Friday lows 50-48. (seasonal average high 62 low 50)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Partly cloudy this evening, mostly cloudy late tonight,
  • A mix of clouds and sun and a bit cooler Saturday, mostly cloudy with a slight (20%) chance of rain Saturday night,
  • Mostly cloudy with rain and a bit cooler Sunday, rain at night,
  • Mostly cloudy and a bit cooler with rain Monday, then a (50%) chance of showers Monday night.
  • free air freezing level 12,000 ft. tonight, 11,000 ft. Saturday afternoon, snow level 7,500 ft. Saturday night, above 8,000 ft. Sunday night through Monday night.
  • lows 42-45 cooling to 38 Monday night highs 60-50.
  • Mostly sunny and a bit warmer with a slight (20%) chance of rain Tuesday, partly cloudy with a slight (20%) chance of showers Tuesday night,
  • Sunny and warmer Wednesday, mostly clear at night,
  • Mostly sunny and a bit warmer Thursday, partly cloudy with a slight (20%) chance of showers Thursday night,
  • Then mostly sunny and a bit cooler with a slight (20%) chance of showers Friday.
  • snow level above 8,000 ft. Tuesday and Tuesday night, free air freezing level 15,000 ft. Wednesday through Thursday, then snow level above 8,000 ft. Thursday night and Friday.
  • highs 63-82 cooling to 78 Friday lows 43-52.