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Tim Chuey Weather

by | May 15, 2024 | Weather

May 15, 2024

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 High Pressure Ridge (“Arch” shape ) is approaching the West Coast. The graphics for days 1-3  show a weak frontal wave moving across Oregon between Thursday and Friday. The graphics for days 3-7     Saturday through Wednesday show a frontal system moving through Saturday and another front slides through between Tuesday and next Wednesday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly clear tonight,
  • Sunny and a bit cooler Thursday, partly cloudy Thursday night,
  • Sunny and a bit cooler Friday, mostly clear at night,
  • Sunny Saturday, then mostly clear Saturday night.
  • lows 48-42 highs 73-69.
  • Mostly sunny and a bit cooler Sunday, partly cloudy in the evening, mostly clear Sunday night,
  • Mostly sunny and a bit warmer with a slight (20%) chance of rain Monday, partly cloudy at night,
  • A mix of clouds and sun and a bit warmer with a (40%) chance of rain Tuesday, mostly cloudy with a (40%) chance of rain Tuesday night,
  • Mostly cloudy with a good (50%) chance of AM rain, partly cloudy with a good (50%) chance of rain Wednesday afternoon.
  • highs 64-66 lows 42-45  (seasonal averages high 68 low 44)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly clear with patchy fog late tonight,
  • Patchy dense AM fog, sunny and a bit cooler Thursday afternoon, mostly clear in the evening, mostly cloudy late Thursday night,
  • Some AM clouds, sunny and cooler Friday, clear at night,
  • Mostly sunny Saturday, then mostly clear Saturday night.
  • lows 52-43 highs 79-72.
  • Mostly sunny and a bit cooler Sunday, mostly clear Sunday night,
  • Partly cloudy and a bit cooler Monday, partly cloudy at night,
  • Mostly cloudy with a slight (20%) chance of AM showers, partly cloudy and a bit cooler with a slight (20%) chance of showers Tuesday afternoon, a slight (2o%) chance of showers Tuesday night,
  • Then mostly cloudy with a (30%) chance of showers Wednesday.
  • highs 68-66 lows 44-47. (seasonal average high 71 low 48)

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

  • Partly cloudy with patchy evening coastal fog and mostly cloudy with areas of coastal fog late tonight while partly cloudy inland in the evening and mostly cloudy with patchy inland fog late tonight,
  • Mostly cloudy with areas of AM coastal fog while mostly cloudy with patchy inland AM fog , sunny and a bit cooler Thursday afternoon, mostly  cloudy Thursday night,
  • Sunny and a bit cooler Friday, clear at night,
  • Mostly sunny Saturday, then mostly clear Saturday night.
  • lows 48-43 highs 63-62.
  • Mostly sunny Sunday, mostly clear Sunday night,
  • Partly cloudy Monday, partly cloudy at night,
  • Mostly cloudy with a slight (20%) chance of showers Tuesday and Tuesday night,
  • Then mostly cloudy with a (30%) chance of showers Wednesday.
  • highs 60-62 lows 43-45. (seasonal average high 61 low 48)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly clear tonight,
  • Sunny and a bit cooler Thursday, partly cloudy with a slight (20%) chance of evening rain, mostly cloudy with a good (50%) chance of  late Thursday night (under 0.10 in. of rain possible),
  • Sunny and cooler Friday, clear at night,
  • Sunny and a bit warmer Saturday, mostly clear in the evening, partly cloudy late Saturday night.
  • free air freezing level 13,000 ft. tonight and Thursday, snow level 7,000 ft. Thursday night, free air freezing level 9,000 ft. falling to 8,000 ft. Friday afternoon, 10,000 ft. rising to 11,000 ft. late Friday night, 10,000 ft. Saturday, then 8,000 ft. Saturday night.
  • lows 43-32 highs 66-56 warming to 58 Saturday.
  • Sunny and a bit cooler Sunday, mostly clear in the evening, partly cloudy late Sunday night,
  • Mostly cloudy  with a slight (20%) chance of rain and snow showers Monday, partly cloudy with a slight (20%) chance of rain and snow at night,
  • A mix of clouds and sun and a bit cooler with a good (50%) chance of rain and snow Tuesday, mostly cloudy with a good (50%) chance of rain and snow Tuesday night,
  • Then a mix of clouds and sun and a bit cooler with a good (50%) chance of rain and a slight (20%) chance of snow Wednesday.
  • Wednesday.
  • free air freezing level 6,000 ft. Sunday, 5,500 ft. Sunday night, snow level 4,500 ft. Monday, 5,500 ft. Monday night and Tuesday, 6,000 ft. Tuesday night, then 5,500 ft. Wednesday.
  • highs 52-49 lows 32-33.