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Tim Chuey Weather

by | May 4, 2023 | Weather

May 5, 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 moving in  this afternoon and tonight. The graphics for days 3-7  Monday through next Friday show a quiet weather pattern until a frontal system slides into the Pacific Northwest next Monday then a complex frontal system will be offshore to our northwest next Thursday .

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly cloudy, possible sun breaks, and a bit cooler with a good (50%) chance of showers today (under 0.10 in. of rain possible), a good (50%) chance of showers late tonight (under 0.10 in. of rain possible),
  • Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) Saturday afternoon (0.10 in. of rain possible), a good (50%) chance of evening rain, partly cloudy with a slight (20%) chance of rain late at night (under 0.10 in. of rain possible),
  • Then mostly cloudy with a good (50%) chance of rain Sunday and Sunday night.
  • highs near 58 lows 46-42 warming to 44 Sunday night.
  • Mostly cloudy with a good (50%) chance of AM rain, rain likely (70%) and a bit warmer Monday afternoon, a good (50%) chance of evening rain, a slight (20%) chance of showers late Monday night,
  • AM clouds and sun with a slight (20%) chance of rain, a bit warmer with a good (50%) chance of rain and a slight (20%) chance of thunderstorms Tuesday afternoon, partly cloudy with a slight (20%) chance of evening rain, just partly cloudy late at night,
  • Partly cloudy and a bit warmer with a sight (20%) chance of rain Wednesday, partly cloudy Wednesday night,
  • Then partly cloudy and a bit warmer Thursday.
  • highs 62-68 lows near 44. (seasonal averages high 66 low 43)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy and a bit cooler with a (40%) chance of showers today (under 0.10 in. of rain possible), cloudy with a good (50%) chance of showers tonight (under 0.10 in. of rain possible),
  • Mostly cloudy with a good (50%) chance of AM showers, showers likely (70%) with a slight (20%) chance of thunderstorms and a bit warmer Saturday afternoon (0.10 in. of rain possible), a (30%) chance of evening showers and a slight (20%) chance of thunderstorms, a slight (20%) chance of showers late Saturday night (0.10 in. of rain possible),
  • Mostly cloudy with a (40%) chance of showers and a bit cooler Sunday, then showers likely (70%) Sunday nigh
  • highs 60-58 warming to 60 Sunday lows 46-42 warming to 46 Sunday night.
  • Mostly cloudy with a good (50%) chance of AM showers, a bit warmer with showers likely (70%) Monday afternoon, a (30%) chance of showers Monday night,
  • Mostly cloudy with a slight (20%) chance of AM showers, a bit warmer with a (30%) chance of showers and a slight (20%) chance of thunderstorms Tuesday afternoon, partly cloudy with a slight (20%) chance of showers at night,
  • Partly cloudy and a bit warmer with a slight (20%) chance of showers Wednesday, partly cloudy Wednesday night,
  • Then partly cloudy Thursday.
  • highs 64-72 lows near 46. (seasonal averages high 69 low 46)

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

  • Cloudy and a bit cooler with (30%) chance of showers today (under 0.10 in. of rain possible), a good (50%) chance of showers tonight (under 0.10 in. of rain possible),
  • Mostly cloudy with a good (50%) chance of AM showers, showers likely (70%) with a slight (20%) chance of thunderstorms Saturday afternoon (0.10 in. of rain possible), a (30%) chance of showers with a slight (20%) chance of thunderstorms at night (under 0.10 in. of rain possible),
  • Mostly cloudy and a bit warmer with a (30%) chance of showers Sunday, then Sunday likely (70%) Sunday night.
  • highs 59-57 warming to 58 Sunday lows 46-42 warming to 44 Sunday night.
  • Mostly cloudy with showers likely (70%) and a bit warmer Monday, a (30%) chance of showers Monday night,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of showers Tuesday, partly cloudy with a slight (20%) chance of evening showers, just partly cloudy at night,
  • Partly cloudy Wednesday through Thursday.
  • highs 59-62 lows near 43. (seasonal averages high 59 low 47)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy with good (50%) chance of AM rain and snow showers, showers likely (70%) and a bit cooler this afternoon (0.10 in. of rain possible, 1 in. of snow possible), rain and snow showers tonight (0.10 in. of rain possible, 1 in. of snow possible),
  • Mostly cloudy with AM rain and snow likely (70%), rain with a slight (20%) chance of thunderstorms and a bit warmer Saturday afternoon, evening rain and snow showers with a slight (20%) chance of thunderstorms late at night,
  • Mostly cloudy with a good (50%) chance of AM rain and snow, rain and snow likely (70%) and a bit warmer Sunday afternoon, then rain likely (70%) Sunday night with snow becoming likely (70%) late Sunday night.
  • snow level 4,500 ft. today, 5,000 ft. tonight, 4,500 ft, Saturday, 4,000 ft. Saturday night and Sunday, then 5,000 ft. Sunday night.
  • highs 42-43 lows 32-29 warming to 32 Saturday night.
  • Mostly cloudy AM rain and snow likely (70%), rain and a bit cooler Monday afternoon, evening rain and snow likely (70%), a slight (20%) chance of rain and snow late Monday night,
  • Mostly cloudy with a good (50%) chance of AM rain and snow, showers likely (70%) and a slight (20%) chance of thunderstorms and a bit warmer Tuesday afternoon, a good (50%) chance of evening rain, partly cloudy with a slight (20%) chance of rain and snow late at night,
  • AM clouds and sun with a slight (20%) chance of AM rain and snow, a mix of clouds and sun and a bit warmer with a (40%) chance of rain Wednesday afternoon, partly cloudy with a slight (20%) chance of evening rain, just partly cloudy late Wednesday night,
  • Then partly cloudy with a slight (20%) chance of rain Thursday.
  • snow level 5,000 ft. Monday through Tuesday, 5,500 ft. Tuesday night and Wednesday, then 6,500 ft Wednesday night and Thursday.
  • highs 44-50 lows near 32.