Check out my latest Eugene Daily News Weather Or Not column:
http://eugenedailynews.com/2018/05/youve-seen-them-fly-but-did-you-know-they-also-can-sail/
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Here is my weekly weather quiz question. What is an “Easterly Wave?” 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) is moving closer trying to send storms our way. The graphics for days 1-3 show surface low pressure coming our way. The graphics for days 3-7 show the next storm systems that will approach and try to move through the Pacific Northwest Sunday through next Thursday.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 28 in the Good category measuring Particulate Matter.
Oakridge: The Air Quality Index is 20 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 28 in the Good category measuring Ozone.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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Advisories:
Health Advisories:
- THE OREGON HEALTH AUTHORITY HAS ISSUED A HEALTH ADVISORY FOR DETROIT LAKE, LOCATED 46 MILES SE OF SALEM. THE LAKE SPANS BOTH LINN AND MARION COUNTIES. WATER MONITORING HAS CONFIRMED THE PRESENCE OF BLUE-GREEN ALGAE AND THE TOXINS THEY PRODUCE IN DETROIT LAKE. PEOPLE SHOULD AVOID SWALLOWING WATER, OR INHALING WATER DROPLETS AS A RESULT OF HIGH-SPEED WATER ACTIVITIES, SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE IDENTIFIED. ALSO KEEP PETS AWAY FROM THE WATER.
- A PUBLIC HEALTH ADVISORY FOR HIGHER-THAN-NORMAL LEVELS OF BACTERIA IN OCEAN WATERS AT SUNSET BAY STATE PARK BEACH IN COOS COUNTY. WATER SAMPLES INDICATE HIGHER-THAN-NORMAL LEVELS OF FECAL BACTERIA, WHICH CAN CAUSE DIARRHEA, STOMACH CRAMPS, SKIN RASHES, UPPER RESPIRATORY INFECTIONS AND OTHER ILLNESSES. VISITORS SHOULD AVOID WADING IN NEARBY CREEKS, POOLS OF WATER ON THE BEACH, OR IN DISCOLORED WATER, AND STAY CLEAR OF WATER RUNOFF FLOWING INTO THE OCEAN. AUTHORITIES SAY IT IS SAFE TO CONTINUE OTHER ACTIVITIES ON THE BEACH THAT DO NOT INCLUDE CONTACT WITH WATER. THIS ADVISORY DOES NOT AFFECT OTHER NEIGHBORING BEACHES.
- 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 a slight (20%) chance of showers and a bit cooler today and in the evening, mostly cloudy late tonight,
- A mix of clouds and sun and a bit cooler Saturday, mostly cloudy in the evening, partly cloudy late Saturday night,
- Partly cloudy and a bit warmer Sunday and at night.
- highs 67-65 warming to 72 Sunday lows 45-47.
- Partly cloudy in the AM, mostly sunny and a bit warmer Monday afternoon (Memorial Day), mostly clear Monday night,
- Partly cloudy and a bit cooler Tuesday and at night,
- Partly cloudy and a bit cooler Wednesday, mostly cloudy Wednesday night,
- Then a mix of clouds and sun and a bit warmer Thursday.
- highs 75-67 warming to 70 Thursday lows 49-45. (seasonal averages high 69 low 45)
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Eugene-Springfield Pollen Count
Grass………. High (39)
Trees………. Moderate (40)
Last Counted: 5/24/18
Data Courtesy of Oregon Allergy Associates
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Forecast for Roseburg:
- Cloudy with a (30%) chance of scattered showers and a bit cooler today (0.10 in. of rain possible), mostly cloudy with scattered evening showers, a (30%) chance of showers late tonight,
- Mostly cloudy Saturday AM, partly cloudy and a bit warmer Saturday afternoon and at night,
- Partly cloudy in the AM, mostly sunny and a bit warmer Sunday afternoon, then mostly clear Sunday night.
- highs 65-77 lows 46-52.
- Sunny and a bit warmer Monday (Memorial Day), mostly clear Monday night,
- Partly cloudy and a bit cooler Tuesday, mostly clear at night,
- Then partly cloudy Wednesday through Thursday.
- highs 80-72 lows 52-48. (seasonal averages high 72 low 49)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Cloudy with a slight (20%) chance of isolated coastal showers and a bit cooler today while a slight (20%) of inland AM showers and a slight (20%) chance of isolated inland afternoon showers (under 0.10 in. of rain possible), a slight (20%) chance of isolated evening inland showers, just mostly cloudy late tonight,
- Mostly cloudy in the AM, partly cloudy and a bit warmer Saturday and Saturday night,
- Partly cloudy Sunday AM, mostly sunny in the afternoon, then mostly clear Sunday night,
- highs 58-60 lows 49-52.
- Mostly sunny and slightly warmer Monday (Memorial Day), mostly clear Monday night,
- Partly cloudy Tuesday and at night,
- Partly cloudy Wednesday through Thursday.
- highs 62-60 lows 52-49. (seasonal averages high 60 low 48)
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Forecast for the Cascades in Lane County:
- Mostly cloudy and a bit cooler with showers likely (70%) today (0.50 in. of rain possible, more in storms), cloudy with a good (50%) chance of evening showers, a slight (20%) chance of showers and colder late tonight (0.10 in. of rain possible),
- Mostly cloudy Saturday AM, just partly cloudy and a bit warmer Saturday afternoon and at night,
- Partly cloudy and a bit warmer Sunday and Sunday night.
- snow level above 8,000 ft. today and tonight, free air freezing level 10,000 ft. Saturday afternoon, 11,000 ft. rising to 12,000 ft. Saturday night, 12,000 ft. Sunday, then 13,000 ft. Sunday night.
- highs 52-63 lows 36-42.
- Mostly sunny and a bit warmer Monday (Memorial Day), mostly clear at night,
- Mostly sunny and a bit warmer Tuesday, partly cloudy Tuesday night,
- Partly cloudy and a bit cooler Wednesday and Wednesday night,
- Then partly cloudy and a bit warmer Thursday.
- free air freezing level 13,000 ft. Monday, 13,000 ft. falling to 12,000 ft. Monday night, 12,000 ft. Tuesday, 12,000 ft. falling to 11,000 ft. Tuesday night, 12,000 ft. falling to 11,000 ft. Wednesday afternoon, 10,000 ft. falling to 9,000 ft. Wednesday night, then 9,000 ft. rising to 10,000 ft. Thursday.
- highs 67-56 warming to 59 Thursday lows 42-36.
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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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