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Tim Chuey Weather

by | May 16, 2024 | Weather

May 16, 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

  • A WIND ADVISORY IS IN EFFECT UNTIL 5 PM FRIDAY FOR THE EASTERN COLUMBIA RIVER GORGE OF OREGON, THE LOWER COLUMBIA BASIN OF OREGON,  AND THE FOOTHILLS OF THE THE NORTHERN BLUE MOUNTAINS OF OREGON.

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 this evening. The graphics for days 3-7     Sunday through Thursday show a front that slides through between Tuesday and next Wednesday.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly cloudy tonight,
  • Sunny and a bit cooler Friday, clear Friday night,
  • Sunny and a bit cooler Saturday, mostly clear in the evening, partly cloudy late at night,
  • Mostly sunny and a bit cooler Sunday, partly cloudy in the evening, then mostly clear Sunday night.
  • lows 47-40 warming to 42 Saturday night and Sunday night highs 68-64.
  • Sunny and a bit warmer Monday, mostly clear in the evening, partly cloudy late Monday night,
  • A mix of clouds and sun and a bit cooler with a good (50%) chance of showers Tuesday, mostly cloudy with a good (50%) chance of showers at night,
  • Mostly cloudy with a good (50%) chance of showers and a bit cooler Wednesday, a (40%) chance of evening showers, partly cloudy with a (40%) chance of showers late at night,
  • Then a mix of clouds and sun and a bit warmer with a slight (20%) chance of showers Thursday.
  • highs 69-62 warming to 65 Thursday lows near 44  (seasonal averages high 69 low 44)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly clear this evening, mostly cloudy with a slight (20%) chance of showers late tonight,
  • Some AM clouds, sunny and cooler Friday, clear Friday night,
  • Sunny Saturday, mostly clear in the evening, partly cloudy late at night,
  • Mostly sunny and a bit cooler Sunday, then mostly clear Sunday night.
  • lows 52-43 highs 72-65.
  • Partly cloudy and a bit warmer Monday, partly cloudy Monday night,
  • Mostly cloudy with a slight (20%) chance of AM showers, mostly cloudy and a bit cooler with a slight (20%) chance of showers Tuesday afternoon, a slight (2o%) chance of showers at night,
  • Mostly cloudy a bit cooler with a (30%) chance of showers Wednesday, partly cloudy partly cloudy with a slight (20%) chance of showers Wednesday night,
  • Then partly cloudy with a slight (20%) chance of showers and a bit warmer Thursday.
  • highs 72-64 warming to 68 Thursday lows 46-48 cooling to 45 Wednesday night. (seasonal average high 72 low 48)

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

  • Mostly cloudy with areas of AM coastal fog while mostly cloudy with patchy inland AM fog , sunny and a bit warmer
  • Becoming mostly  cloudy with a slight (20%) chance of showers late tonight,
  • Some AM clouds, sunny and a bit warmer Friday (Coastal Wind: N 10-15 mph increasing to N 15-25 mph late afternoon while Inland Wind: N 10-15 mph.), clear with patchy fog Friday night and breezy (Coastal Wind: N 15-25 mph decreasing to N 10-15 mph late at night while Inland Wind: N 15-20 mph decreasing to N 5-10 mph late evening and overnight),
  • AM sun with patchy coastal fog while areas of inland fog, partly cloudy and a bit cooler Saturday afternoon, mostly clear in the evening, partly cloudy late at night,
  • Partly cloudy and a bit cooler Sunday, then mostly clear Sunday night.
  • lows 47-42 highs 62-59.
  • Mostly sunny and a bit warmer Monday, mostly clear in the evening, partly cloudy late Monday night,
  • Mostly cloudy and a bit cooler with a slight (20%) chance of showers Tuesday, a slight (20%) chance of showers at night,
  • Mostly cloudy and a bit cooler with a (30%) chance of showers Wednesday, partly cloudy with a slight (20%) chance of evening showers, mostly cloudy with a slight (20%) chance of showers late Wednesday night,
  • Mostly cloudy with a slight (20%) chance of AM showers, then just partly cloudy and a bit warmer Thursday.
  • highs 62-59 warming to 60 Wednesday lows 43-45 cooling back to 43 Wednesday night. (seasonal average high 61 low 48)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Partly cloudy with a good (50%) chance of  late tonight (0.10 in. of rain possible),
  • Sunny and cooler Friday, clear Friday night,
  • Sunny Saturday, partly cloudy with a slight (20%) of evening showers, mostly cloudy with a slight (20%) chance of rain showers and snow showers late at night,
  • Mostly sunny and a bit cooler Sunday, mostly clear Sunday night.
  • snow level 7,000 ft. late tonight, free air freezing level 7,500 ft. falling to 8,000 ft. Friday afternoon, 10,000 ft. falling to 9,000 ft. late Friday night, 10,000 ft. falling to 9,000 ft. Saturday afternoon, 5,500 ft. falling to 5,000 ft. late Saturday night, 5,500 ft. Sunday, then 6,500 ft. Sunday night.
  • lows 38-29 highs 56-50.
  • Sunny and a bit warmer Monday, mostly clear in the evening, partly cloudy late Monday night,
  • A mix of clouds and sun and a bit cooler with a good (50%) chance of showers Tuesday, mostly cloudy with rain and snow showers likely (70%) at night,
  • A mix of clouds and sun and a bit cooler with a good (50%) chance of rain and snow showers Wednesday, mostly cloudy with a good (50%) chance of rain and snow showers Wednesday night,
  • Then a mix of clouds and sun and a bit warmer with a (40%) chance of showers Thursday.
  • free air freezing level  snow level 8,000 ft. Monday, 9,000 ft. Monday night, snow level 7,000 ft. Tuesday, 6,500 ft. Tuesday night, 5,000 ft. Wednesday, 4,500 ft. Wednesday night, then 5,000 ft. Thursday.
  • highs 57-44 warming to 48 Thursday lows 35-32.