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Tim Chuey Weather

by | May 31, 2023 | Weather

May 31, 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

  • NONE AT THIS TIME.

HEALTH ADVISORIES

  • A PERMANENT HEALTH ADVISORY REMAINS IN EFFECT FOR THE SOUTH UMPQUA RIVER BAR. POOLS IN THE BEDROCK ALONG THE RIVERS EDGE ARE KNOWN TO DEVELOP BLUE-GREEN ALGAE (CYANOBACTERIAL) BLOOMS THAT CAN BE HARMFUL TO PETS AND PEOPLE IF ACCIDENTAL INGESTION OCCURS. SIGNS HAVE BEEN POSTED ALONG SEVERAL ACCESS AREAS ALONG THE  RIVER.

THE WEATHER PATTERN

An Upper Level Low Pressure Trough (“U” shape) to our northwest keeps us in normal temperatures with onshore airflow. The graphics for days 1-3  show a cold front moving over the Pacific Northwest Friday. The graphics for days 3-7  Saturday through next Wednesday show a frontal system hanging offshore then moving in Saturday and Sunday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Partly cloudy tonight,
  • Mostly sunny and a bit warmer Thursday, clear Thursday night,
  • Mostly sunny and a bit warmer Friday, clear at night,
  • Mostly sunny and a bit warmer Saturday, then clear Saturday night.
  • low 42-48 highs 72-78.
  • Sunny and a bit warmer Sunday, clear Sunday night,
  • Sunny and a bit warmer Monday, mostly clear at night,
  • Then mostly sunny and a bit warmer Tuesday, mostly clear Tuesday night,
  • Then mostly sunny and a bit cooler Wednesday.
  • highs 79-85 cooling to 83 Wednesday lows 45-47.  (seasonal averages high 71 low 46)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly clear this evening, partly cloudy late tonight,
  • Some AM clouds, sunny and a bit warmer Thursday, clear Thursday night,
  • Then sunny and a bit warmer Friday and Saturday, clear Friday night and Saturday night.
  • lows 46-52 highs 73-80.
  • Mostly sunny Sunday, mostly clear Sunday night,
  • Mostly sunny Monday, mostly clear with a slight (20%) chance of evening thunderstorms, just mostly clear late at night,
  • Mostly sunny with a slight (20%) chance of showers and a bit warmer Tuesday afternoon, partly cloudy with a slight (20%) chance of evening thunderstorms, just partly cloudy late Tuesday night,
  • AM sun, then partly cloudy and a bit cooler with a slight (20%) chance of showers Wednesday afternoon.
  • highs 80-88 cooling to 83 Wednesday lows 53-55. (seasonal averages high 73 low 50)

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

  • Mostly clear this evening, partly cloudy late tonight,
  • Some AM clouds, sunny and a bit warmer Thursday afternoon, mostly clear Thursday night with patchy inland fog late Thursday night,
  • Mostly sunny and a bit warmer Friday, mostly clear in the evening, partly cloudy late at night,
  • AM clouds, sunny and a bit warmer Saturday afternoon, then mostly clear Saturday night.
  • lows 44-48 highs 62-65.
  • Mostly sunny and a bit cooler Sunday, mostly clear Sunday night,
  • Mostly sunny and a bit warmer Monday and Tuesday, night, partly cloudy both nights,
  • Then partly cloudy and a bit cooler Wednesday.
  • highs 63-66 cooling to 64 Wednesday lows 47-49. (seasonal averages high 62 low 50)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Partly cloudy tonight,
  • Mostly sunny and a bit warmer Thursday, clear Thursday night,
  • Sunny and a bit warmer Friday, clear at night,
  • Mostly sunny and a bit warmer Saturday, then mostly clear Saturday night.
  • free air freezing level 9,000 ft. tonight and Thursday, 1o,000 ft. Thursday night, 11,000 ft. Friday, 12,000 ft. Friday night, then 12,000 ft. Saturday and Saturday  night.
  • lows 30-42 highs 60-72.
  • Mostly sunny and a bit warmer Sunday, mostly clear Sunday night,
  • Mostly sunny and a bit warmer Monday, partly cloudy with a slight (20%) chance of evening rain, just partly cloudy late at night,
  • AM sun, partly cloudy with a slight (20%) chance of rain Tuesday afternoon and evening, partly cloudy Tuesday night,
  • AM sun with a slight (20%) chance of rain, then a mix of clouds and sun and a bit cooler with a (40%) chance of rain Wednesday afternoon.
  • free air freeing level 12,000 ft. Sunday, 13,000 ft. Sunday night and Monday, then snow level above 8,000 ft. Tuesday through Wednesday.
  • highs 73-76 cooling back to 73 Wednesday lows 45-47.