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Tim Chuey Weather

by | May 3, 2023 | Weather

May 4, 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 FLOOD WARNING IS IN EFFECT FOR THE SPRAGUE  RIVER NEAR BEATTY AFFECTING KLAMATH COUNTY UNTIL SATURDAY EVENING DUE TO SNOW MELT.
  • A FLOOD WARNING IS IN EFFECT FOR THE IMNAHA RIVER AFFECTING WALLOWA COUNTY UNTIL FURTHER NOTICE DUE TO SNOW MELT.
  • A FLOOD WARNING IS IN EFFECT FOR THE SILVIES RIVER NEAR BURNS AFFECTING HARNEY  COUNTY UNTIL FURTHER NOTICE DUE TO SNOW MELT.

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  is sliding down the California coast keeping the flow of coastal moisture aimed our way. The graphics for days 1-3  show a frontal system just offshore Thursday then moving in Friday. The graphics for days 3-7  Sunday through next Thursday show a quiet weather pattern until a frontal system slides into the Pacific Northwest next Monday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly cloudy with a good (50%) chance of showers and a bit cooler today (under 0.10 in. of rain possible) and tonight (under 0.10 in. of rain possible),
  • Mostly cloudy and a bit cooler with a good (50%) chance of showers Friday and in the evening, a slight (20%) chance of showers at night,
  • Mostly cloudy with a slight (20%) chance of AM showers, a (40%) chance of showers and a bit warmer Saturday afternoon, a (40%) chance of evening showers, then a slight (20%) chance of showers late Saturday night.
  • highs 61-56 warming to 58 Saturday lows 46-42.
  • Mostly cloudy with a good (50%) chance of AM showers, showers likely (70%) Sunday afternoon and evening, partly cloudy with a (40%) chance of showers Sunday night,
  • Mostly cloudy with a good (50%) chance of AM showers, showers likely (70%) and a bit warmer Monday afternoon, a good (50%) chance of evening showers, a slight (20%) chance of showers late at night,
  • Mostly cloudy with a slight (20%) chance of AM showers, a bit warmer with a good (50%) chance of showers Tuesday afternoon, a slight (20%) chance of showers late Tuesday night,
  • A mix of clouds and sun and a bit warmer with a (40%) chance of showers Wednesday
  • highs 58-64 lows near 45. (seasonal averages high 66 low 42)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with a slight (20%) chance of  showers and a bit cooler today, a slight (20%) chance of showers tonight,
  • Mostly cloudy and a bit cooler with a (40%) chance of showers Friday, a (30%) chance of showers at night,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of showers Saturday, then a slight (20%) chance of showers Saturday night,
  • highs 63-56 warming to 62 Saturday lows 45-40.
  • Mostly cloudy with a showers likely (70%) and a bit cooler Sunday and Sunday night.
  • Mostly cloudy and a bit warmer with showers likely (70%) Monday, a slight (20%) chance of showers at night,
  • Mostly cloudy and a bit warmer with a (30%) chance of showers Tuesday, a (40%) chance of showers Tuesday night,
  • Then mostly cloudy and a bit warmer with a slight (20%) chance of showers Wednesday.
  • highs 60-65 lows 45-42. (seasonal averages high 69 low 46)

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

  • Mostly cloudy and a bit cooler with a slight (20%) chance of showers and a bit cooler today, cloudy tonight with a slight (20%) chance of inland showers late Thursday night,
  • Mostly cloudy and a bit cooler with (30%) chance of showers Friday and Friday night,
  • Mostly cloudy with a good (50%) chance of showers Saturday and Saturday night.
  • highs 57-55 warming back to 57 Saturday night lows 44-46 cooling to 42.
  • Mostly cloudy and a bit warmer with a (40%) chance of showers Sunday, a (30%) chance of showers Sunday night,
  • Mostly cloudy with a (30%) chance of showers and a bit warmer Monday, a slight (20%) chance of showers at night,
  • Mostly cloudy and a bit warmer with a slight  (20%) chance of showers Tuesday, a slight (20%) chance of showers Tuesday night,
  • Then mostly cloudy with a slight (20%) chance of showers Wednesday.
  • highs 56-59 lows near 42. (seasonal averages high 59 low 46)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy and warmer with showers likely (70%) today and a slight (20%) chance of thunderstorms (0.10 in. of rain possible, more in storms), showers likely (70%) tonight with snow showers likely (70%) late tonight (0.25 in. of rain possible),
  • Mostly cloudy with rain and snow showers likely (70%) and a bit cooler Friday and in the evening, a good (50%) chance of rain and snow showers late at night,
  • Mostly cloudy with a good (50%) chance of AM rain and snow showers, showers likely (70%) and a bit warmer Saturday afternoon, then a good (50%) chance of rain and snow showers late Saturday night.
  • snow level 8,000 ft. tonight, 7,500 ft. Thursday, 7,000 ft. falling to 5,500 ft. late Thursday night, then 4,500 ft. Friday through Saturday night.
  • highs 48-40 warming to 43 Saturday lows 38-33 warming to 43 Saturday night.
  • Mostly cloudy with a good (50%) chance of AM rain and snow showers, showers likely (70%) and a bit warmer Sunday afternoon, rain and snow showers Sunday night,
  • Mostly cloudy with a good (50%) chance of AM rain and snow showers likely (70%), showers and a bit cooler Monday afternoon, evening rain and snow showers likely (70%), a slight (20%) chance of rain and snow showers late Monday night,
  • Mostly cloudy with a good (50%) chance of AM rain and snow showers, showers likely (70%) and a bit warmer Tuesday afternoon, a good (50%) chance of rain and snow showers Tuesday night,
  • Mostly cloudy with a good (50%) chance of AM snow showers, then a mix of clouds and sun and a bit warmer with a good (50%) chance of showers Wednesday afternoon.
  • snow level 4,500 ft. Sunday, 5,000 ft. Sunday night, 4,500 ft. Monday, 5,000 ft. Monday night and Tuesday, then 5,500 ft. Tuesday night and Wednesday.
  • highs 44-50 lows near 32.