Check out my latest Eugene Daily News Weather Or Not column:
http://eugenedailynews.com/2018/06/this-one-burned-up-but-what-about-the-next-one/
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Here is my weekly weather quiz question. What is the “Exosphere?” 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) will be morphing into what’s called a closed low and keep its hold on the Pacific Northwest. The graphics for days 3-7 show the weak surface disturbances that will approach and then move through the Pacific Northwest Monday through Thursday then a front is seen offshore next Friday morning.
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Air Quality Index:
Eugene/Springfield: The Air Quality Index is 30 in the Good category measuring Ozone.
Oakridge: The Air Quality Index is 19 in the Good category measuring Particulate Matter.
Cottage Grove: The Air Quality Index is 30 in the Good category measuring Ozone.
Data courtesy of Lane Regional Air Protection Agency (LRAPA)
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ADVISORIES:
HEALTH ADVISORIES:
- A RECREATIONAL HEALTH ADVISORY HAS BEEN ISSUED FOR DORENA RESERVOIR, LOCATED 6 MILES EAST OF COTTAGE GROVE IN LANE COUNTY. WATER MONITORING HAS CONFIRMED THE PRESENCE OF HARMFUL ALGAE ABOVE OREGON HEALTH AUTHORITY RECREATIONAL VALUES FOR CELL COUNTS. HARMFUL ALGAE AT THIS LEVEL ARE LIKELY TO BE ASSOCIATED WITH CYANOTOXIN CONCENTRATIONS THAT CAN BE HARMFUL TO HUMANS AND ANIMALS. RECREATIONAL VISITORS ARE ADVISED TO ALWAYS BE ALERT TO SIGNS OF HARMFUL ALGAE AND AVOID AREAS WITH VISIBLE SCUM THAT LOOKS FOAMY, THICK LIKE PAINT, PEA-GREEN, BLUE-GREEN, OR BROWNISH, OR WHERE SMALL BRIGHT-GREEN CLUMPS ARE FLOATING IN THE WATER. PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED WATER ACTIVITIES SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE IDENTIFIED.
- A PUBLIC HEALTH ADVISORY HAS RE-ISSUED FOR DETROIT LAKE, LOCATED 46 MILES SE OF SALEM. THE LAKE SPANS BOTH LINN AND MARION COUNTIES. WATER MONITORING HAS CONFIRMED THE PRESENCE OF HARMFUL ALGAE ABOVE OREGON HEALTH AUTHORITY RECREATIONAL VALUES FOR CELL COUNTS. HARMFUL ALGAE AT THIS LEVEL ARE LIKELY TO BE ASSOCIATED WITH CYANOTOXIN CONCENTRATIONS THAT CAN BE HARMFUL TO HUMANS AND ANIMALS. RECREATIONAL VISITORS ARE ADVISED TO ALWAYS BE ALERT TO SIGNS OF HARMFUL ALGAE AND AVOID AREAS WITH VISIBLE SCUM THAT LOOKS FOAMY, THICK LIKE PAINT, PEA-GREEN, BLUE-GREEN, OR BROWNISH, OR WHERE SMALL BRIGHT-GREEN CLUMPS ARE FLOATING IN THE WATER. PEOPLE SHOULD AVOID SWIMMING AND HIGH-SPEED WATER ACTIVITIES SUCH AS WATER SKIING OR POWER BOATING, IN AREAS WHERE BLOOMS ARE IDENTIFIED.
- THE DRINKING WATER ADVISORY FOR VULNERABLE POPULATIONS REMAINS IN PLACE UNTIL FURTHER NOTICE. FOR MORE INFORMATION ON SALEM’S WATER ADVISORY GO TO HTTP://WWW.CITYOFSALEM.NET.
- 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:
- Partly cloudy tonight,
- AM clouds and sun Saturday, mostly sunny and a bit warmer in the afternoon, partly cloudy Saturday night,
- AM clouds, mostly sunny and a bit warmer Sunday (Father’s Day), mostly clear at night,
- Mostly sunny and a bit warmer Monday, then mostly clear Monday night.
- lows 48-55 highs 75-85.
- Mostly sunny and a bit warmer Tuesday and Wednesday, mostly clear Tuesday night, partly cloudy Wednesday night,
- Partly cloudy and a bit cooler Thursday and Thursday night,
- Then mostly sunny and a bit cooler Friday.
- highs 88-84 lows near 57. (seasonal averages high 73 low 48)
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Eugene-Springfield Pollen Count
Grass………. High (194)
Trees………. Low (6)
Last Counted: 6/15/18
Data Courtesy of Oregon Allergy Associates
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Forecast for Roseburg:
- Mostly clear this evening, mostly cloudy late tonight and Saturday AM, partly cloudy and a bit warmer with a slight (20%) chance of thunderstorms in the afternoon, mostly clear with a slight (20%) chance of thunderstorms in the evening, just partly cloudy late at night,
- Sunny and a bit warmer Sunday (Father’s Day), mostly clear Sunday night,
- Mostly sunny and a bit warmer Monday, then mostly clear at night.
- lows 52-59 highs 77-87.
- Sunny and a bit warmer Tuesday, mostly clear Tuesday night,
- Mostly sunny and slightly cooler Wednesday, mostly clear at night,
- Then mostly sunny Thursday and Friday, mostly clear Thursday night.
- highs 92-84 lows 62-59. (seasonal averages high 76 low 52)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Mostly clear this evening, mostly cloudy late tonight,
- Mostly cloudy with patchy coastal drizzle Saturday AM, partly cloudy and a bit warmer in the afternoon, mostly clear in the evening, partly cloudy late at night,
- Sunny and warmer Sunday (Father’s Day), mostly clear Sunday night,
- Mostly sunny and a bit warmer Monday, then mostly clear at night.
- lows 53-56 highs 66-74 cooling to 72 Monday night.
- Mostly sunny and a bit warmer Tuesday, partly cloudy Tuesday night and Wednesday, mostly clear Wednesday night,
- Then mostly sunny Thursday and Friday, mostly clear Thursday night.
- highs 72-67 lows near 56. (seasonal averages high 62 low 51)
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Forecast for the Cascades in Lane County:
- Partly cloudy tonight,
- A slight (20%) chance of showers Saturday AM, partly cloudy and a bit warmer with a slight (20%) chance of showers and thunderstorms in the afternoon and evening, a slight (20%) chance of showers late at night,
- A slight (20%) chance of showers Sunday AM (Father’s Day), a mix of clouds and sun and a bit warmer with a slight (20%) chance of showers and thunderstorms in the afternoon and evening, partly cloudy with a slight (20%) chance of showers late Sunday night,
- Partly cloudy with a slight (20%) chance of showers and a bit warmer Monday and in the evening, then just partly cloudy late at night.
- free air freezing level 11,000 ft. falling to 10,000 ft. late tonight, snow level 6,500 ft. rising to 8,000 ft. Saturday afternoon, above 8,000 ft. Saturday night through Monday evening, then free air freezing level 12,000 ft. late Monday night.
- lows 38-44 highs 62-67.
- Mostly sunny and a bit warmer Tuesday, partly cloudy Tuesday night,
- Mostly sunny Wednesday AM, partly cloudy and a bit warmer with a slight (20%) chance of showers and thunderstorms in the afternoon an evening, a slight (20%) chance of showers late at night,
- Partly cloudy with a slight (20%) chance of AM showers, mostly sunny with a slight (20%) chance of showers and thunderstorms Thursday afternoon, partly cloudy with a slight (20%) chance of evening showers and thunderstorms, a slight (20%) chance of showers late Thursday night,
- Then partly cloudy with a slight (20%) chance of showers Friday.
- free air freezing level 12,000 ft. rising to 13,000 ft. Tuesday afternoon, 13,000 ft. Tuesday night and Wednesday AM, snow level above 8,000 ft. Wednesday night through Friday,
- highs 73-75 lows near 50.
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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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