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Tim Chuey Weather

by | May 26, 2022 | Weather

May 26, 2022

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

  • No Advisories at this time.

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

  • The Upper Level High Pressure Ridge (“Arch shape) is moving eastward allowing frontal systems to bring back the rain. The graphics for days 1-3 show a frontal system moving through Oregon then another one between tonight and Friday. The graphics for days 3-7  Monday through Friday show the frontal system activity over the Pacific Northwest for the period.
  • NOTE: Looking ahead to the Memorial day weekend, so far there will be wet weather to contend with Saturday and Sunday then tapering off for Memorial Day itself on Monday.

Forecast for the South Willamette Valley including Eugene-Springfield:

  • Mostly cloudy and a bit cooler with a good (50%) chance of showers this afternoon with possible sun breaks, a good (50%) chance of evening showers, showers likely (70%) late tonight (under 0.10 in. of rain rain late at night),
  • Mostly cloudy with a good (50%) chance of showers Friday (under 0.10 in. of rain possible), a good (50%) chance of evening showers, a good (50%) chance of rain at night (0.10 in. of rain possible),
  • Mostly cloudy with AM rain, a bit cooler with a good (50%) chance of showers and a slight (20%) chance of thunderstorms Saturday afternoon (small hail possible), then showers Saturday night.
  • highs 74-62 lows 53-47.
  • Mostly cloudy with possible sun breaks and a bit cooler with showers Sunday, a good (50%) chance of evening showers, a slight (20%) chance of showers late Sunday night,
  • Mostly cloudy with possible sun breaks and a bit warmer with a slight (20%) chance of showers Monday (Memorial Day), partly cloudy at night,
  • Partly cloudy and a bit warmer Tuesday, partly cloudy Tuesday night,
  • Then partly cloudy and a bit warmer Wednesday.
  • highs 59-74 lows 46-48. (Seasonal Averages high 70 low 45)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy and a bit cooler with a slight (20%) chance of showers this afternoon (under 0.10 in. of rain possible), a slight (20%) chance of showers night (under 0.10 in. of rain possible),
  • Mostly cloudy and cooler with a (30%) chance of showers Friday (under 0.10 in. of rain possible), a (40%) chance of showers night (0.10 in.of rain possible),
  • Mostly cloudy with a good (50%) chance of AM rain, rain with a slight (20%) chance of thunderstorms and a bit cooler Saturday afternoon, evening showers, then showers likely (70%) Saturday night.
  • highs 78-62 lows 52-47.
  • Mostly cloudy and a bit cooler with rain likely (70%) Sunday, a good (50%) chance of rain Sunday night,
  • Mostly cloudy and a bit warmer with a slight (20%) chance of rain Monday (Memorial Day), just partly cloudy Monday night,
  • Partly cloudy and a bit warmer Tuesday, mostly clear at night,
  • Some AM clouds, then mostly sunny and a bit warmer Wednesday.
  • highs 58-79 lows 46-50. (Seasonal Averages high 73 low 50).

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

  • Cloudy and a bit warmer with a slight (20%) chance of showers this afternoon (under 0.10 in. of rain possible), mostly cloudy with a (40%) chance of showers tonight (under 0.10 in. of rain possible),
  • Mostly cloudy with a (30%) chance of showers and a bit cooler Friday (under 0.10 in. of rain possible) , a (30%) chance of showers at night (0.10 in. of rain possible),
  • Mostly cloudy with AM rain likely (70%), showers with a slight (20%) chance of thunderstorms and a bit cooler Saturday afternoon, evening rain, then rain likely (70%) and breezy late Saturday night.
  • highs 66-58 lows 50-52 cooling to 47 Saturday night.
  • Mostly cloudy with AM rain likely (70%), a bit cooler with a (0%) chance of rain Sunday afternoon, a good (50%) chance of rain Sunday night,
  • Mostly cloudy with a slight (20%) chance of AM rain, just partly cloudy and a bit warmer Monday afternoon (Memorial Day), partly cloudy Monday night,
  • Partly cloudy and a bit warmer Tuesday, partly cloudy at night,
  • Then partly cloudy and a bit warmer Wednesday.
  • highs 56-65 lows 48-46 warming back to 48 Tuesday night. (Seasonal Averages high 62 low 49)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy and a bit cooler with (40%) chance of showers this afternoon (under 0.10 in. of rain possible), a good (50%) chance of showers tonight (0.10 in. of rain possible),
  • Mostly cloudy and cooler with showers likely (70%) Friday and in the evening, rain likely (70%) at night,
  • Mostly cloudy with AM rain, showers with a slight (20%) chance of thunderstorms and a bit cooler Saturday afternoon (small hail possible), evening showers, then rain and snow showers late Saturday night.
  •  snow level above 8,000 ft. today, above 8,000 ft. falling to 8,000 ft. late tonight, 7,000 ft. Friday afternoon, 6,500 ft. falling to 6,000 ft. late Friday night, 6,500 ft. rising to 7,000 ft. Saturday afternoon, then 6,000 ft. falling to 5,000 ft. late Saturday night.
  • highs 62-47 lows 42-32.
  • Mostly cloudy with rain and snow showers and cooler Sunday, cloudy with a good (50%) chance of evening rain and snow showers, just a slight (20%) chance of rain and snow showers late Sunday night,
  • Mostly cloudy with a slight (20%) chance of AM rain and snow showers, a bit warmer with a (30%) chance of rain and snow showers and a slight (20%) chance of thunderstorms Monday afternoon (Memorial Day), just partly cloudy Monday night,
  • Partly cloudy and warmer Tuesday, partly cloudy Tuesday night,
  • AM sun, then partly cloudy and a bit warmer Wednesday afternoon.
  • snow level 4,500 ft. rising to 5,000 ft. Sunday afternoon, 5,000 ft. falling to 4,500 ft. late Sunday night, 4,500 ft. rising to 6,000 ft. Monday afternoon, free air freezing level 8,000 ft. Monday night, 8,000 ft. rising to 9,000 ft. Tuesday afternoon, 9,000 ft. rising to 10,000 ft late Tuesday night, then 9,000 ft. Wednesday.
  • highs 38-62 lows 32-38.