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Tim Chuey Weather

by | May 20, 2024 | Weather

May 21, 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 WIND ADVISORY IS IN EFFECT FROM 5 AM UNTIL 5 PM WEDNESDAY FOR THE LOWER COLUMBIA BASIN OF OREGON AND THE FOOTHILLS OF THE SOUTHERN BLUE MOUNTAINS OF OREGON.

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:

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly sunny start, increasing clouds with showers and a bit cooler this afternoon (0.10 in. of rain possible), mostly cloudy with showers tonight (0.10 in. of rain possible),
  • A mix of clouds and sun with a good (50%) chance of AM showers, a bit cooler with a slight (20%) chance of showers Wednesday afternoon (under 0.10 in. of rain possible), just partly cloudy at night,
  • Mostly sunny and a bit warmer Thursday, then partly cloudy Thursday night.
  • highs 66-62 warming to 68 Thursday lows 49-43 warming to 45 Wednesday night.
  • Mostly cloudy and a bit warmer with a good (50%) chance of showers Friday, a good (50%) chance of showers Friday night,
  • A mix of clouds and sun and a bit cooler with a slight (20%) chance of showers Saturday, partly cloudy at night,
  • Mostly sunny and a bit warmer Sunday, mostly clear Sunday night,
  • Then mostly sunny and a bit warmer Monday.
  • highs 64-73 lows 45-43 warming back to 45 Sunday night.  (seasonal averages high 69 low 45)

Forecast for the Umpqua Valley including Roseburg:

  • Sunny with patchy AM fog and a slight (20%) chance of rain, mostly cloudy and a bit warmer with a slight (20%) chance of rain this afternoon, mostly cloudy with a good (5o%) chance of rain tonight (under 0.10 in. of rain possible) with patchy fog late,
  • Patchy AM and late night fog, mostly cloudy with a slight (20%) chance of AM rain, partly cloudy and a bit cooler Wednesday afternoon (under 0.10 in. of rain possible),just partly cloudy at night (under 0.10 in. of rain possible),
  • Some AM clouds, sunny and a bit warmer Thursday afternoon, mostly clear in the evening, then partly cloudy with patchy fog late Thursday night.
  • highs 72-65 warming back to 72 Thursday lows 52-44 warning to 46 Thursday night.
  • Mostly cloudy and a bit cooler with a slight (20%) of rain Friday, mostly cloudy with a slight (20%) chance of Friday night, patchy fog late,
  • Mostly cloudy with patchy AM fog and a slight (20%) chance of rain, partly cloudy and a bit cooler with a slight (20%) chance of rain Saturday afternoon, mostly clear with patchy fog Saturday night,
  • Some AM clouds, sunny Sunday afternoon and a bit warmer, mostly clear with patchy fog Sunday night,
  • Then partly cloudy and a bit warmer Monday (Memorial Day).
  • highs 66-77 lows near 46. (seasonal average high 72 low 49)

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

  • AM sun with areas of coastal fog and mostly cloudy with a (40%) chance of coastal rain while sunny with patchy AM inland fog and partly cloudy  with a  slight (20%) chance of inland rain and a bit warmer this afternoon, cloudy with a (40%) chance of rain, patchy rain tonight and this evening coastal fog becoming areas of coastal fog late tonight while inland patchy fog tonight (under 0.10 in. of rain possible),
  • Mostly cloudy with patchy AM fog, just partly cloudy and a bit cooler Wednesday afternoon, partly cloudy with patchy evening coastal fog becoming areas of fog late at night while partly cloudy with patchy inland fog at night,,
  • Partly cloudy with patchy AM fog, sunny and a bit warmer Thursday afternoon, mostly clear in the evening, then partly cloudy with patchy fog and a slight (20%) chance of rain late Thursday night.
  • highs 62-58 warming back to 62 Thursday lows 47-42.
  • Mostly cloudy with patchy AM and late night fog, a bit cooler with a slight (20%) chance of rain Friday, mostly cloudy with a slight (20%) chance of rain Friday night,
  • Mostly cloudy with patchy AM fog, partly cloudy Saturday afternoon,  partly cloudy with patchy fog at night,
  • Patchy AM and late night fog, partly cloudy and a bit warmer Sunday, partly cloudy Sunday night,
  • Patchy AM fog, partly cloudy and a bit warmer Monday (Memorial Day).
  • highs 59-64 lows 43-45. (seasonal average high 61 low 49)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly sunny start, increasing clouds and a bit cooler with showers this afternoon (0.10 in. of rain possible), mostly cloudy with showers tonight (0.50 in. of rain possible),
  • Mostly cloudy with AM rain and snow showers likely (70%), a mix of clouds and sun with a good (50%) chance of rain and snow showers and cooler Wednesday afternoon, a good (50%) chance of evening rain and snow showers, a slight (20%) chance of rain and snow showers at night,
  • Mostly sunny and warmer Thursday, mostly clear in the evening, then just just partly cloudy Thursday night.
  • snow level 7,500 ft. this afternoon, 7,000 ft. tonight, 5,000 ft. Wednesday, 4,000 ft. Wednesday night, free air freezing level 7,000 ft. Thursday, then 9,000 ft. Thursday night.
  • highs 55-43 warming back to 55 Thursday lows 36-30 warming to 34 Thursday night.
  • A mix of clouds and sun and a bit cooler with a good (50%) chance of showers Friday, mostly cloudy with a good (50%) showers Friday night,
  • A mix of clouds and sun and a bit cooler with a (40%) chance of rain and snow showers Saturday, just partly cloudy at night,
  • Sunny and a bit warmer Sunday, mostly clear Sunday night,
  • Then sunny and a bit warmer Monday (Memorial Day).
  • snow level 6,500 ft. Friday, 5,500 ft. Friday night, 4,500 ft. Saturday, free air freezing level 9,000 ft. Saturday night and Sunday, 10,000 ft. Sunday night, then 11,000 ft. Monday.
  • highs 52-48 warming to 67 Monday lows 32-37.