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Tim Chuey Weather

by | May 26, 2022 | Weather

May 27, 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

  • A WIND ADVISORY IS IN EFFECT FROM 2 PM UNTIL 11 PM SATURDAY FOR THE KLAMATH BASIN, NORTHERN AND EASTERN KLAMATH COUNTY, AND CENTRAL AND EASTERN LAKE COUNTY.

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 Pressure Trough (“U” shape) offshore will be moving it to bring back the rain. The graphics for days 1-3 show a frontal system moving through Oregon. The graphics for days 3-7  Monday through Friday show the frontal system that will move over the Pacific Northwest next Thursday.
  • NOTE: Looking ahead to the Memorial day weekend, so far there will be wet weather to contend with Saturday and Sunday then tapering off  but still questionable for Memorial Day itself on Monday.

Forecast for the South Willamette Valley including Eugene-Springfield:

  • Mostly cloudy and cooler with a good (50%) chance of showers today (under 0.10 in. of rain possible) and this evening, rain likely (70%) late tonight (0.10 in. of rain possible),
  • Mostly cloudy with rain and a bit cooler Saturday and in the evening (0.50 in. of rain possible), showers late at night (0.50 in. of rain possible),
  • Mostly cloudy with showers and a bit cooler Sunday, evening showers likely (70%), then a good (50%) chance of showers late Sunday night.
  • highs 66-59 lows 52-46.
  • A mix of clouds and sun and a bit warmer with a (40%) chance of showers Monday (Memorial Day), just partly cloudy Monday night,
  • Partly cloudy and a bit warmer Tuesday, mostly clear at night,
  • Partly cloudy and a bit warmer Wednesday, partly cloudy Wednesday night,
  • Then a mix of clouds and sun and a bit cooler with a slight (20%) chance of showers Thursday.
  • highs 63-78 cooling to cooling to 75 Thursday lows 45-52. (Seasonal Averages high 70 low 45)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy and cooler with a good (50%) chance of showers today (under 0.10 in. of rain possible) and this evening, rain likely (70%) late tonight (0.10 in. of rain possible),
  • Mostly cloudy with rain and a bit cooler Saturday and in the evening (0.50 in. of rain possible), showers late at night (0.50 in. of rain possible),
  • Mostly cloudy with showers and a bit cooler Sunday, evening showers likely (70%), then a good (50%) chance of showers late Sunday night.
  • highs 66-59 lows 52-46.
  • A mix of clouds and sun and a bit warmer with a (40%) chance of showers Monday (Memorial Day), just partly cloudy Monday night,
  • Partly cloudy and a bit warmer Tuesday, mostly clear at night,
  • Partly cloudy and a bit warmer Wednesday, partly cloudy Wednesday night,
  • Then a mix of clouds and sun and a bit cooler with a slight (20%) chance of showers Thursday.
  • highs 63-78 cooling to cooling to 75 Thursday lows 45-52. (Seasonal Averages high 70 low 45)

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

  • Cloudy with a (30%) chance of showers and a bit cooler today (under 0.10 in. of rain possible), mostly cloudy with a good (50%) chance of showers tonight (under 0.10 in. of rain possible),
  • Mostly cloudy with rain and a bit cooler Saturday and in the evening (0.25 in. of rain possible), showers late at night (0.50 in. of rain possible),
  • Mostly cloudy with AM showers, a bit cooler with showers likely (70%) Sunday afternoon and evening, then a good (50%) chance of showers late Sunday night.
  • highs 66-58 lows 50-47.
  • Mostly cloudy with a slight (20%) chance of showers and a bit warmer Monday (Memorial Day), just partly cloudy Monday night,
  • Some AM clouds, sunny and a bit warmer Tuesday afternoon, partly cloudy at night,
  • Mostly cloudy and a bit warmer Wednesday, mostly cloudy Wednesday night,
  • Then mostly cloudy Thursday.
  • 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 with a good (50%) chance of AM showers, cooler with showers likely (70%) this afternoon and evening, a good (50%) chance of rain late tonight,
  • Mostly cloudy with rain and a bit cooler Saturday, evening rain and snow, then rain and snow showers late Saturday night (1-5 in. of snow possible, snow possibly heavy at times late at night),
  • Mostly cloudy with rain and snow showers and a bit cooler Sunday, evening rain and snow showers likely (70%), then just a slight (20%) chance of rain and snow showers late Sunday night.
  •  snow level 7,500 ft. falling to 7,000 ft. this afternoon, 6,500 ft. falling to 6,000 ft. late tonight, 7,000 ft. Saturday, 5,500 ft. falling to 4,500 ft. late Saturday night, 4,500 ft. rising to 5,000 ft. Sunday afternoon, then 5,000 ft. falling to 4,500 ft. late Sunday night.
  • highs 50-37 lows 37-32.
  • Mostly cloudy a bit warmer with a (40%) chance of rain and snow showers Monday (Memorial Day), mostly cloudy in the evening, just partly cloudy late Monday night,
  • Partly cloudy and warmer Tuesday, mostly clear at night,
  • AM sun, partly cloudy and a bit warmer Wednesday afternoon, partly cloudy Wednesday night,
  • Then a mix of clouds and sun with a slight (20%) chance of showers Thursday afternoon.
  • snow level 4,500 ft. rising to 5,500 ft. Monday afternoon, free air freezing level 7,500 ft. falling to 7,000 ft. late Monday night, 7,000 ft. rising to 8,000 ft. Tuesday afternoon, 9,000 ft. rising to 10,000 ft late Tuesday night, 10,000 ft. Wednesday, 10,000 ft. rising to 11,000 ft. late Wednesday night, 11,000 ft. Thursday morning, then snow level 8,000 ft. Thursday afternoon.
  • highs 43-65 lows 33-42.