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Tim Chuey Weather

by | May 6, 2023 | Weather

May 7, 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 UNTIL NEXT WEDNESDAY MORNING FOR THE JOHN DAY RIVER AT SERVICE CREEK AFFECTING WHEELER COUNTY.
  • A FLOOD WARNING IS IN EFFECT FOR THE SPRAGUE  RIVER NEAR BEATTY AFFECTING KLAMATH COUNTY UNTIL EARLY SUNDAY MORNING DUE TO SNOW MELT.
  • A FLOOD WARNING IS IN EFFECT FOR THE SILVIES RIVER NEAR BURNS AFFECTING HARNEY  COUNTY UNTIL LATE NEXT MONDAY NIGHT DUE TO SNOW MELT.
  • A FLOOD ADVISORY IS IN EFFECT FOR BAKER COUNTY DUE TO RAIN AND SNOW MELT UNTIL 5 PM MDT SUNDAY.

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  and surface low with it associated cold front are approaching the California coast keeping the weaker flow of coastal moisture still aimed our way. The graphics for days 1-3  show the frontal system, as described above ,apparently falling as part as it makes landfall. The graphics for days 3-7  Wednesday through next Sunday show a quiet weather pattern, but a frontal system can be seen offshore to our west Saturday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • A mix of clouds and sun with a slight (20%) chance of showers this afternoon, mostly cloudy with a slight (20%) chance of evening showers, a good (50%) chance of showers late tonight (0.25 in. of rain possible),
  • Mostly cloudy with showers likely (70%) and a bit cooler Monday (0.25 in. of rain possible), a good (50%) chance of evening showers, a slight (20%) chance of showers late at night (under 0.10 in. of rain possible),
  • A mix of clouds and sun and a bit warmer with a slight (20%) chance of showers Tuesday, then mostly clear Tuesday night.
  • highs 62-56 warming to 65 Tuesday lows 44-42.
  • Mostly sunny and a bit warmer Wednesday, partly cloudy Wednesday night,
  • Partly cloudy and a bit warmer Thursday, partly cloudy at night,
  • Mostly sunny and a bit warmer Friday and Saturday, mostly clear Friday night.
  • highs 72-83 lows 45-52. (seasonal averages high 67 low 43)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy with a slight (20%) chance of showers and a bit warmer this afternoon, cloudy with a good (50%) chance of evening showers, showers late tonight (0.50 in. of rain possible),
  • AM showers likely (70%), a bit cooler with showers likely (70%) and a slight (20%) chance of thunderstorms Monday afternoon (0.25 in. of rain possible), a (30%) chance of showers at night (under 0.10 in. of rain possible),
  • Partly cloudy and warmer with a slight (20%) chance of showers Tuesday afternoon, mostly clear Tuesday night.
  • highs 62-57 warming to 67 Tuesday lows 45-43 warming back to 45 Tuesday night.
  • Mostly sunny and a bit warmer Wednesday, partly cloudy Wednesday night,
  • Mostly sunny and a bit warmer Thursday, mostly clear at night,
  • Sunny and a bit warmer Friday, clear Friday night,
  • Then sunny and a bit warmer Saturday.
  • highs 72-87 lows 47-54. (seasonal averages high 69 low 46)

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

  • Mostly cloudy with a slight (20%) chance of showers and slightly warmer today, evening showers likely (70%), showers late tonight (0.25 in. of rain possible),
  • Mostly cloudy with a good (50%) of coastal showers while inland AM showers likely (70%) and a good (50%) chance of inland showers Monday afternoon (0.10 in. of rain possible), a slight (20%) chance of showers at night,
  • Partly cloudy and warmer Tuesday, then mostly clear Tuesday night,
  • highs 58-62 lows 46-43.
  • Mostly sunny and a bit warmer Wednesday, partly cloudy Wednesday night,
  • Mostly sunny and a bit warmer Thursday, mostly clear at night,
  • Then sunny and a bit warmer Friday and Saturday, clear Friday night.
  • highs 62-73 lows 43-48. (seasonal averages high 59 low 47)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • A mix of clouds and sun with a slight (20%) chance of AM rain and snow showers, a good (50%) chance of showers and a bit cooler this afternoon (0.10 in. of rain possible, little or no snow accumulation expected), a good (50%) chance of evening showers, rain and snow likely (70%) late tonight (under 0.10 in. of rain possible),
  • Mostly cloudy and a bit cooler with rain and snow showers Monday (snow possibly heavy in the afternoon), evening rain and snow showers likely (70%), then a slight (20%) chance of rain and snow showers  late at night,
  • Clouds and sun with slight (20%)chance of AM rain and snow showers, a (40%) chance of showers and a bit warmer Tuesday afternoon, partly cloudy with a slight (20%) chance of evening showers, then just partly cloudy late Tuesday night.
  • snow level 4,000 ft. rising to 5,500 ft. this afternoon, 5,500 ft. tonight, then 4,500 ft. Monday and Monday night, 5,000 ft. Tuesday, then 5,500 ft. Tuesday night.
  • highs 45-42 warming to 47 Tuesday lows 32-29.
  • Mostly sunny and a bit warmer with a slight (20%) chance of showers Wednesday afternoon, partly cloudy Wednesday night,
  • Some AM clouds, sunny and a bit warmer Thursday afternoon, mostly clear Thursday night,
  • Partly cloudy and a bit warmer Friday, partly cloudy Friday night,
  • Then mostly sunny and a bit warmer Saturday.
  • snow level  6,000 ft. Wednesday, free air freezing level 9,000 ft Wednesday night and Thursday, 10,000 ft. Thursday night, 12,000 ft. Friday, then 13,000 ft. Saturday.
  • highs 55-70 lows 34-42.