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Tim Chuey Weather

by | Jun 17, 2023 | Weather

June 18, 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) moving out of the Gulf of Alaska will bring at least some chances for rain. The graphics for days 1-3  show the cold front that moved through the Pacific Northwest. The graphics for days 3-7  Wednesday through Sunday show no major frontal systems moving into Oregon.

Forecast For The South Willamette Valley Including Eugene-Springfield:

  • Mostly cloudy with a showers and cooler this afternoon (Father’s Day) wind gusts to 30 mph, with a slight (20%) chance of thunderstorms (0.25 in. of rain possible), mostly cloudy with a good (50%) chance of evening showers and a slight (20%) chance of thunderstorms, showers likely (70%) late tonight (under 0.10 in. of rain possible),
  • Mostly cloudy with AM showers likely (70%), showers (0.10 in. of rain possible) with a slight (20%) chance of thunderstorms and a bit cooler Monday afternoon (Juneteenth), showers likely (70%) with a slight (20%) chance of evening thunderstorms, showers likely (70%) at night (under 0.10 in. of rain possible),
  • Mostly cloudy and a bit cooler with showers likely (70%) Tuesday, a slight (20%) chance of evening showers, then just mostly cloudy late Tuesday night.
  • highs 62-58 lows 44-49 Tuesday night .
  • Partly cloudy and warmer Wednesday (Summer Solstice 7:57 am), partly cloudy Wednesday night,
  • Some AM clouds, mostly sunny and a bit warmer Thursday afternoon, partly cloudy at night,
  • Partly cloudy and a bit cooler Friday, partly cloudy Friday night,
  • Then partly cloudy and a bit warmer Saturday.
  • highs 72-78 cooling to 76 Friday warming back to 78 Saturday lows 48-52 cooling to 50 Friday night.  (seasonal averages high 75 low 48)

Forecast for the Umpqua Valley including Roseburg:

  • Mostly cloudy and a bit cooler with a good (50%) chance of showers today (Father’s Day)(under 0.10 in. of rain possible), a (40%) chance of showers tonight (under 0.10 in. of rain possible),
  • Mostly cloudy with AM showers likely (70%), a bit cooler with showers and a slight (20%) chance of thunderstorms Monday afternoon (Juneteenth)( 0.10 in. of rain possible), a good (50%) chance of evening showers and a slight (20%) chance of thunderstorms, a good (50%) chance of showers late Monday night (under 0.10 in. of rain possible),
  • Mostly cloudy with a (40%) chance of showers and warmer Tuesday, a (30%) chance of evening showers, then a slight (20%) chance of showers  late Tuesday night.
  • highs 65-62 warming to 64 Tuesday low near 49.
  • Some AM clouds, sunny and warmer Wednesday afternoon (Summer Solstice 7:57 am), mostly clear Wednesday night,
  • Mostly sunny and a bit warmer Thursday, mostly clear with a slight (20%) chance of evening showers, just partly cloudy late at night,
  • Partly cloudy and a bit cooler Friday, mostly clear in the evening, partly cloudy Friday night,
  • Some AM clouds, then sunny Saturday afternoon.
  • highs 76-82 cooling to 78 Friday warming 82 Saturday lows 52-55 cooling to 53 Friday night. (seasonal averages high 77 low 53)

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

  • Mostly cloudy with a (30%) chance of showers (under 0.10 in. of rain possible) today (Father’s Day), a slight (20%) chance of evening coastal showers with coastal showers likely (70%) late tonight while a good (50%) chance of inland showers tonight (under 0.10 in. of rain possible),
  • Mostly cloudy with AM coastal showers and coastal showers likely (70%) with a slight (20%) chance of showers and a bit cooler Monday afternoon while  inland AM showers likely (70%) with inland showers and a slight (20%) chance of thunderstorms and a bit cooler Monday afternoon (Juneteenth)( 0.10 in. of rain possible), then a (40%) chance of showers at night (under 0.10 in. of rain possible),
  • Mostly cloudy with a good (50%) chance of showers Tuesday, then just mostly cloudy Tuesday night.
  • highs 64-62 lows 47-49.
  • Partly cloudy and a bit warmer Wednesday (Summer Solstice 7:57 am), partly cloudy Wednesday night,
  • Partly cloudy and a bit warmer Thursday, mostly cloudy at night,
  • Mostly cloudy and a bit cooler Friday, mostly cloudy Friday night,
  • Then partly cloudy and a bit warmer Saturday.
  • highs 66-68 cooling to 65 Friday warming to 67 Saturday lows 49-52. (seasonal averages high 64 low 51)

Forecast for the Northern Oregon Cascades including Willamette Pass:

  • Mostly cloudy with a good (50%) chance of AM rain and snow showers, showers (0.25 in. of rain possible, more in storms) and cooler with a slight (20%) chance of thunderstorms this afternoon (Father’s Day), evening rain and snow showers, rain and snow showers late tonight (0.25 in. of rain possible),
  • Mostly cloudy with rain and snow showers and a bit cooler Monday and a slight (20%) chance of thunderstorms and a bit cooler in the afternoon, evening showers and snow showers and a slight (20%) chance of thunderstorms, a good (50%) chance of rain and snow showers late at night,
  • Mostly cloudy with a good (50%) chance of AM rain and snow showers, showers likely (70%) and a bit warmer Tuesday afternoon, a slight (20%) chance of evening showers, then just partly cloudy late Tuesday night.
  • snow level 5,000 ft. today, 4,500 ft. tonight, 4,000 ft. Monday, 5,000 ft. Monday night, 5,500 ft. Tuesday, then 6,500 ft. Tuesday night.
  • highs 46-39 warming to 44 Tuesday lows 30-32.
  • Partly cloudy and warmer with a slight (20%) chance of showers Wednesday afternoon (Summer Solstice 7:57 am) and evening,  just partly cloudy late Wednesday night,
  • AM sun, partly cloudy and warmer with a (40%) chance of showers Thursday afternoon and evening, just partly cloudy late at night,
  • Partly cloudy and a bit cooler with a (30%) chance of showers and a slight (20%) chance of thunderstorms Friday afternoon, partly cloudy with a slight (20%) chance of evening showers, then just partly cloudy late Friday night,
  • Then partly cloudy and a bit warmer Saturday.
  • snow level 7,500 ft. Wednesday, above 8,000 ft. Wednesday night through Friday night, then free air freezing level 10,000 ft Saturday.
  • highs 58-65 cooling to 62 Friday warming to 67 Saturday lows 36-40.