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June 14, 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) starts heating us up. The graphics for days 1-3  show a weak cold front moving through the Pacific Northwest and falling apart Friday. The graphics for days 3-7   Monday through Friday show no frontal systems pushing through the Pacific Northwest through the period.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly sunny start, mostly cloudy with possible sun breaks and a bit cooler this afternoon, partly cloudy this evening, mostly cloudy late tonight,
  • Clouds and sun with a good (50%) chance of AM showers, a mix of clouds and sun and a bit cooler with a slight (20%) chance of showers Saturday afternoon (under 0.10 in. of rain possible), mostly clear late at night,
  • Mostly sunny and a bit warmer with a good (50%) chance of showers Sunday (Father’s Day), mostly cloudy with a good (50%) chance of evening showers, then partly cloudy with a good (50%) chance of showers Sunday night.
  • highs 72-67 warming to 68 Sunday lows 48-42 warming to 47 Sunday night .
  • A mix of clouds and sun and a bit cooler with a (40%) chance of showers Monday, mostly cloudy with a (40%) chance of showers Monday night,
  • Mostly sunny with a slight (20%) chance of showers and a bit warmer Tuesday, mostly clear at night,
  • Sunny and a bit warmer with Wednesday (Juneteenth), partly cloudy Wednesday night,
  • Then sunny and a bit warmer Thursday.
  • highs 66-82 lows 47-52.  (seasonal averages high 73 low 47)

Forecast for the Umpqua Valley including Roseburg:

  • Partly cloudy start, mostly cloudy and a bit cooler this afternoon and evening, mostly cloudy with patchy fog late tonight,
  • Mostly cloudy with patchy AM  fog and a slight (20%) chance of showers, partly cloudy and a bit cooler Saturday afternoon, partly cloudy in the evening, mostly clear late at night,
  • Partly cloudy and a bit cooler with a slight (20%) chance of showers Sunday afternoon (Father’s Day), then mostly cloudy with a (30%) chance of  Sunday night.
  • highs 75-69 lows 50-46 warming to 49 Saturday night .
  • Mostly cloudy and a bit cooler with a (30%) chance of showers Monday, a slight (20%) chance of showers Monday night,
  • Partly cloudy with a slight (20%) chance of AM showers, sunny and warmer Tuesday afternoon, mostly clear at night,
  • Mostly sunny and a bit warmer Wednesday (Juneteenth), partly cloudy Wednesday night,
  • Then sunny and a bit warmer Thursday.
  •  highs 67-86 lows 49-54. (seasonal average high 76 low 52)

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

  • Mostly cloudy and a bit warmer today, mostly cloudy with a slight (20%) chance of coastal rain late tonight (under 0.10 in. of rain possible),
  • Mostly cloudy a slight (20%) chance of AM coastal rain while a slight (20%) chance of inland rain, partly cloudy and a bit cooler Saturday afternoon, partly cloudy Saturday night,
  • Partly cloudy with a slight (20%) chance of showers Sunday afternoon (Father’s Day), then becoming mostly cloudy with a (30%) chance of showers Sunday night.
  • highs 65-64 lows 47-44 warming back to 47 Sunday night.
  • Mostly cloudy and a bit cooler with a (30%) chance of showers Monday, a slight (20%) chance of evening showers, just mostly cloudy late Monday night,
  • Some AM clouds, sunny and a bit warmer Tuesday afternoon, mostly clear in the evening, partly cloudy late at night,
  • Partly cloudy and a bit warmer Wednesday (Juneteenth), mostly cloudy Wednesday night,
  • Then partly cloudy and a bit cooler Thursday.
  • highs 63-70 cooling to 68 Thursday lows 47-50. (seasonal average high 63 low 51)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • A mix of clouds and sun and cooler today, mostly cloudy with a slight (20%) chance of showers late tonight,
  • Mostly cloudy with a good (50%) chance of AM showers, a mix of clouds and sun and cooler with a good (50%) chance of showers Saturday afternoon, partly cloudy with a slight (20%) of evening showers, just partly cloudy late at night,
  • A mix of clouds and sun and a bit warmer with a good (50%) chance of showers Sunday, then mostly cloudy with a good (50%) chance of showers Sunday night.
  •  free air freezing level 12,000 ft. falling to 11,000 ft. this afternoon, snow level 6,000 ft. late tonight, 5,000 ft. Saturday and Saturday night, then 5,500 ft.  Sunday and Sunday night.
  • highs 58-49 warming to 52 Sunday lows 35-32 warming to 34 Sunday night.
  • Mostly cloudy with a good (50%) chance of AM showers, partly cloudy and a bit cooler with a good (50%) chance of showers Monday afternoon, mostly cloudy with a good (50%) chance of showers Monday night,
  • Mostly sunny and a bit warmer with a (30%) chance of showers Tuesday, mostly cloudy with a slight (20%) chance of showers at night,
  • Sunny and warmer Wednesday (Juneteenth), partly cloudy Wednesday night,
  • Then sunny and a bit warmer Thursday.
  • snow level 5,500 ft. Monday, 6,500 ft. Monday night and Tuesday, 7,500 ft. Tuesday night, 11,000 ft. Wednesday, then 12,000 ft. Wednesday night and Thursday.
  • highs 44-70 lows 34-43.