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Tim Chuey Weather

Check out my latest Eugene Daily News Weather Or Not column:

http://eugenedailynews.com/2018/04/i-feel-the-earth-move-but-some-people-cant/

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Here is my new weekly weather quiz question. What is a “Disdrometer?” The first person to post the correct answer as a comment on this page will win a week of free personalized weather forecasts tailored to your needs. Good luck.

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An Upper Level Low Pressure Trough (Shaded “U” shape with arrows) continues to control our weather.  The graphics for days 1-3 show a front that moved through. The graphics for days 3-7 show the frontal system that move through the Pacific Northwest Wednesday and Wednesday night into Thursday and the next fronts pushing in Saturday.

 

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Air Quality Index:

Eugene/Springfield: The Air Quality Index is 5 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 17 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 4 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

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Advisories:

  • A WINTER WEATHER ADVISORY IS IN EFFECT UNTIL 8 AM TUESDAY FOR THE NORTHERN OREGON CASCADES AND THE CASCADES IN LANE COUNTY.
  • 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.

 

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Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:

  • Mostly cloudy with showers and a slight (20%) chance of thunderstorms and a bit cooler today, (0.25 in. of rain possible, more in storms, small hail possible), cloudy with good (50%) of showers tonight (0.10 in. of rain possible),
  • Mostly cloudy and a bit warmer with a good (50%) chance of showers Tuesday, a slight (20%) chance of evening showers, just mostly cloudy late Tuesday night,
  • A mix of clouds and sun with a slight (20%) chance of showers and a bit warmer Wednesday afternoon, then partly cloudy with a slight (20%) chance of showers and at night.
  • highs 50-57 lows 38-36.
  • Partly cloudy and a bit warmer Thursday and Thursday night,
  • A mix of clouds and sun Friday, becoming mostly cloudy with a slight (20%) chance of showers at night and Saturday (a bit cooler), partly cloudy at night,
  • Then a mix of clouds and sun and a bit warmer Sunday.
  • highs 60-62 cooling to 59 Sunday lows 38-40 cooling back to 38 Saturday night. (seasonal averages high 61 low 39)

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Eugene-Springfield Pollen Count

Grass………. Low (0)
Trees………. Very High (755)
Last Counted: 4/7/18
Data Courtesy of Oregon Allergy Associates.

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Forecast for Roseburg:

  • Mostly cloudy this AM with showers and with snow showers likely (70%) and a slight (20%) chance of thunderstorms, mostly cloudy and a bit cooler with showers and snow showers with a slight (20%) chance of thunderstorms this afternoon (0.25 in. of rain possible, snow level 2,000 ft. rising to 2,500 ft.), cloudy with evening rain and snow showers likely (70%), a good (50%) chance of rain and snow showers late tonight (under 0.10 in. of rain possible, snow level 2,500 ft.),
  • A (30%) chance of rain and snow showers and a bit warmer Tuesday (snow level 2,500 ft.), cloudy with a slight (20%) chance of showers at night,
  • Mostly cloudy and a bit warmer with a (30%) chance of showers Wednesday, then a slight (20%) chance of showers Wednesday night.
  • highs 52-58 lows near 40.
  • Partly cloudy and a bit warmer Thursday and Thursday night,
  • Mostly cloudy and a bit warmer Friday, a slight (20%) chance of showers Friday night and Saturday (a bit cooler), just mostly cloudy at night,
  • Then partly cloudy and just a bit warmer Sunday.
  • highs 63-66 cooling to back to 63 Saturday lows 40-43 cooling back to 40 Saturday night. (seasonal averages high 62 low 42)

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Forecast for The South Oregon Coast Including Coos Bay and North Bend:

  • Mostly cloudy with AM showers likely (70%) and a slight (20%) chance of thunderstorms, showers with a slight (20%) chance of thunderstorms and a bit warmer this afternoon (under 0.10 in. of rain possible), evening showers likely (70%),  a good (50%) chance of showers late tonight,
  • Mostly cloudy with a (30%) chance of showers and a bit warmer Tuesday, just mostly cloudy at night,
  • A (30%) chance of showers and a bit warmer Wednesday, then partly cloudy with a slight (20%) chance of showers Wednesday night.
  • highs 50-55 lows near 42.
  • Just partly cloudy and a bit warmer  Thursday and at night,
  • Mostly cloudy and a bit warmer Friday, a slight (20%) chance of showers Friday night and Saturday (as bit cooler), mostly cloudy Saturday night,
  • Then partly cloudy and a bit warmer Sunday.
  • highs 58-56 warming back to 58 Sunday lows near 42. (seasonal averages high 55 low 43)

 

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Forecast for the Cascades in Lane County:

  • Mostly cloudy with AM snow showers, snow showers with a slight (20%) chance of thunderstorms and a bit cooler this afternoon (0.50 in. of rain possible, 2-5 in. of snow possible, small hail possible), snow showers tonight (2-5 in. of snow possible),
  • AM snow showers likely (70%), a bit warmer with a rain and snow showers Tuesday afternoon, a slight (20%) chance of evening rain and snow showers, a slight (20%) chance of snow showers late Tuesday night,
  • Cloudy with a (30%) chance of AM snow showers, a bit warmer Wednesday with a (40%) chance of rain and snow showers in the afternoon, mostly cloudy with a slight (20%) chance of rain and snow showers at night.
  • snow level 4,000 ft. tonight, 2,500 ft. Monday through Tuesday, then 3,000 ft. Tuesday night and Wednesday, then 4,000 ft. Wednesday night,
  • highs 34-39 lows 23-26 cooling to 24 Wednesday night.
  • Partly cloudy and a bit warmer Thursday and Thursday night,
  • A mix of clouds and sun and a bit warmer Friday, becoming  mostly cloudy with a slight (20%) chance of showers at night,
  • A mix of clouds and sun and a bit cooler with a slight (20%) chance of rain and snow showers Saturday, just partly cloudy Saturday night,
  • Then a mix of clouds and sun and a bit warmer Sunday.
  • free air freezing level 4,000 ft. Thursday, 6,500 ft. Thursday night, 7,500 ft. Friday, snow level 6,500 ft. Friday night, 5,000 ft. Saturday, then free air freezing level 7,500 ft. Saturday night and Sunday.
  • highs 44-49 cooling to 46 Saturday warming to 52 Sunday lows 27-30 cooling back to 27 Saturday night.

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**Because weather forecasting is a combination of science, intuition, and timing there can be no absolute guarantees that individual forecasts will be 100% accurate. Nature is in a constant state of flux and sudden unexpected weather events can happen.

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Get your local Eugene-Springfield and Lane County news on-line at eugenedailynews.com.

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