Here is my weekly weather quiz question for the last time. What is a “Squall?” Here is the correct answer. A Squall is a strong wind characterized by a sudden onset in which the wind speed increases at least 16 knots and is sustained at 22 knots or more for at least one minute. 2. In nautical use, a severe local storm considered as a whole, that is, winds and cloud mass and (if any) precipitation, thunder and lightning.
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A strong Upper Level Low Pressure Trough continues onshore airflow and shower chances for a while. The graphics for days 1-3 show the cold frontal system that moved in Saturday. The graphics for days 3-7 Wednesday through Sunday show a cold front sliding through the Pacific Northwest Wednesday with yet another front following behind it next Saturday.
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.
Forecast for the Southern and lower Mid Willamette Valley including Eugene-Springfield and Albany-Corvallis:
- Mostly sunny and a bit cooler with a slight (20%) chance of showers today, partly cloudy in the evening, mostly clear late tonight,
- Mostly sunny and a bit warmer Monday, mostly clear in the evening, partly cloudy at night,
- Mostly cloudy and a bit cooler with rain Tuesday, then rain Tuesday night.
- highs 73-77 cooling to 65 Tuesday lows 47-53.
- Mostly cloudy with a good (50%) chance of AM showers, a bit warmer with a good (50%) chance of showers Wednesday afternoon, just partly cloudy Wednesday night,
- Mostly sunny and a bit warmer Thursday, mostly clear in the evening, partly cloudy late Thursday night,
- Mostly sunny Friday, mostly Friday night,
- Then sunny and a bit warmer Saturday.
- highs 72-75 lows 49-46. (seasonal averages high 79 low 48)
Your Saturday College Football Weather Forecast:
Saturday September 14th:
Ducks vs Beavers at Reser Stadium, Corvallis Game time 12:30 pm- Final score: The Ducks clobbered the Beavers 49-14.
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Forecast for the Umpqua Valley including Roseburg:
- Patchy AM fog, mostly cloudy and cooler with a slight (20%) chance of showers this afternoon, mostly cloudy with a slight (20%) chance of showers tonight,
- Partly cloudy with a slight (20%) chance of AM showers, just partly cloudy and a bit warmer Monday afternoon, partly cloudy in the evening, mostly cloudy with patchy fog and a slight (20%) chance of rain late at night,
- Mostly cloudy with a good (50%) chance of AM showers, showers likely (70%) and a bit cooler Tuesday afternoon, then showers with patchy fog late Tuesday night.
- highs 70-74 cooling to 67 Tuesday lows 52-52.
- Mostly cloudy with patchy fog and a (40%) chance of showers and a bit warmer Wednesday, partly cloudy with patchy fog late Wednesday night,
- Partly cloudy with patchy fog and a bit warmer Thursday, partly cloudy with patchy fog at night,
- Some AM clouds and patchy fog, sunny and a bit warmer Friday afternoon, mostly clear Friday night.
- Then sunny and a bit warmer Saturday.
- highs 72-78 lows 53-50. (seasonal averages high 81 low 53)
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Forecast for The South Oregon Coast Including Coos Bay and North Bend:
- Patchy AM fog, mostly cloudy and a bit warmer with a slight (20%) chance of showers today, partly cloudy with a slight (20%) chance of evening rain, just partly cloudy late tonight,
- Some AM clouds, sunny Monday afternoon, partly cloudy in the evening, mostly cloudy with patchy fog and a slight (20%) chance of showers late at night,
- Cloudy with patchy fog and a good (50%) chance of AM rain likely (70%), patchy fog and showers and a bit cooler Tuesday afternoon and evening, then showers likely (70%) with patchy fog late Tuesday night.
- highs 70-67 lows 52-55.
- Mostly cloudy with patchy AM fog and mostly cloudy with a (40%) chance of showers and a bit warmer Wednesday afternoon, partly cloudy with a slight (20%) chance of evening rain, just partly cloudy late Wednesday night,
- Partly cloudy and a bit cooler Thursday, partly cloudy at night,
- Some AM clouds, sunny and a bit warmer with a slight (20%) chance of rain Friday afternoon, partly cloudy with patchy fog Friday night,
- Then sunny Saturday.
- highs 72-70 warming back to 72 Friday and Saturday lows 55-52. (seasonal average high 67 low 52)
Forecast for the Northern Oregon Cascades including the Cascades in Lane County:
- Mostly cloudy with a good (50%) chance of AM showers, a bit cooler with a good (50%) showers this afternoon (under 0.10 in. of rain possible), a (40%) chance of evening showers, a slight (20%) chance of showers late tonight,
- A mix of clouds and sun with a slight (20%) chance of showers and a bit warmer Monday, partly cloudy with a slight (20%) chance of evening showers, then mostly cloudy with a slight (20%) chance of rain late at night,
- Mostly cloudy and a bit cooler with a good (50%) chance of rain Tuesday, then rain Tuesday night.
- snow level 7,500 ft. today, snow level 8,000 ft. tonight, then above 8,000 ft. Monday through Tuesday night.
- highs 52-54 cooling to 47 Tuesday night lows 37-39.
- Cloudy with a good (50%) chance of AM showers, a mix of clouds and sun and a bit warmer with a good (50%) chance of showers Wednesday afternoon, mostly cloudy a slight (20%) chance of evening showers, partly cloudy with a slight (20%) chance of showers late Wednesday night,
- Mostly sunny and a bit warmer Thursday, partly cloudy Thursday night,
- Then mostly sunny and a bit warmer Friday and Saturday, mostly clear in the evening, partly cloudy late Friday night.
- snow level 8,000 ft. Wednesday, above 8,000 ft. Wednesday night, free air freezing level 12,000 ft. Thursday, then 13,000 ft. Thursday night through Saturday.
- highs 53-64 lows near 39.