Here is my new weekly weather quiz question. What are “Iridescent Clouds?

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The Jet Stream is sending a strong stream of moisture through the Pacific Northwest. The graphics for days 1-3 show no major frontal systems headed toward Oregon.  The graphics for days 3-7 show more complex frontal activity moving our way Thursday through next Monday giving us chances of getting wet.

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Air Quality Index:

Eugene/Springfield: The Air Quality Index is 12 in the Good category measuring Particulate Matter.

Oakridge: The Air Quality Index is 14 in the Good category measuring Particulate Matter.

Cottage Grove: The Air Quality Index is 7 in the Good category measuring Particulate Matter.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

NOTE: Outdoor burning season has now officially opened. The ban has been lifted.

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ADVISORIES:

• A WINTER STORM WARNING IS IN EFFECT UNTIL 10 AM WEDNESDAY ABOVE 1,000 FT. FOR THE  CURRY COUNTY COAST, EASTERN CURRY COUNTY AND JOSEPHINE COUNTY.

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

• Mostly cloudy with scattered evening showers and a slight (20%) chance of thunderstorms with small hail possible, scattered showers and snow showers late tonight (0.10 in. of rain possible, no snow accumulation expected, snow level 1,500 ft. late tonight),
• Mostly cloudy scattered AM showers rain and snow showers, showers likely (70%) and a bit cooler with a slight (20%) chance of thunderstorms Tuesday afternoon and evening, (small hail possible, under 0.10 in. of snow possible, snow level 1,000 ft.) a good (50%) chance of snow showers late Tuesday night (under 0.10 in. of rain possible, snow level 500 ft.),
• Mostly cloudy with AM rain showers and a slight (20%) chance of  snow showers (under 0.10 in. of rain possible, snow level 500 ft.), showers and a bit cooler Wednesday afternoon, evening showers likely (70%), a good (50%) chance of rain and snow showers late Wednesday night (0.10 in. of rain possible, snow level 1,500 ft.),
• Mostly cloudy with rain and and slightly warmer Thursday, then rain Thursday night.
• lows 32-30 warming to 35 Thursday night highs 47-45 warming to 49 Thursday.
• Mostly cloudy with Friday, evening rain likely (70%), a good (50%) chance of rain late Friday night,
• A mix of clouds and sun and a bit warmer with a good (50%) chance of showers Saturday, mostly cloudy with a good (50%) chance of rain at night,
• Mostly cloudy and a bit warmer with rain likely (70%) Sunday and Sunday night,
• Then mostly cloudy and a bit cooler with rain likely (70%) Monday.
• highs 49-54 cooling to 52 Monday lows 32-39. (seasonal averages high 55 low 36)

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Home Wood Heating Advisory:

Posted Daily

Eugene-Springfield: GREEN– Burning is Allowed.

Oakridge: GREEN– Burning is Allowed.

*Note: Pellet stoves may be used anytime if they produce no visible emissions.

Data courtesy of Lane Regional Air Protection Agency (LRAPA)

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Forecast for the Umpqua Valley including Roseburg:

• Mostly cloudy with rain and snow showers likely (70%) tonight (under 0.10 in. of rain possible, 1 in. of snow possible, snow level 1,500 ft. falling to 700 ft. late tonight),
• Mostly cloudy and a bit cooler with rain and snow showers Tuesday (under 0.10 in. of rain possible, snow level 600 ft. rising to 1,500 ft.), evening rain and snow showers likely (70%), a good (50%) chance of rain and snow showers late Tuesday night (0.10 in. of rain  possible, snow level 800 ft.),
• Mostly cloudy with a good (50%) chance of AM rain and snow showers, rain and snow showers likely (70%) Wednesday afternoon (under 0.10 in. of rain possible), a (40%) chance of rain and snow showers Wednesday night (under 0.10 in. of rain possible),
• Mostly cloudy with a (40%) chance of AM rain and snow showers, rain and snow showers and a bit warmer Thursday afternoon, then rain Thursday night.
• lows 32-38 highs 46-50.
• Mostly cloudy with AM rain, rain likely (70%) and a bit cooler Friday afternoon, rain likely (70%) Friday night,
• Mostly cloudy with rain likely (70%) and a bit warmer Saturday and Saturday night,
• Then mostly cloudy with rain likely (70%) Sunday (Daylight Saving time starts 2 am) through Monday.
• highs near 52 lows 36-40. (seasonal averages high 58 low 39)

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

• Mostly cloudy with coastal evening showers likely (70%) and a slight (20%) chance of thunderstorms and coastal showers with a slight (20%) chance of thunderstorms late tonight while inland showers and snow showers with a slight (20%) chance of thunderstorms tonight (0.10 in. of rain possible, 1 in. of snow possible, snow level 1,500 ft. falling to 1,000 ft. late tonight),
• Mostly cloudy with coastal showers and a slight (20%) chance of thunderstorms and a bit warmer Tuesday while inland rain and snow showers and a bit warmer Tuesday (0.25 in. of rain possible, 1-2 in. of snow possible, snow level 1,000 ft. rising to 1,500 ft. in the afternoon), coastal evening showers and a slight (20%) chance of thunderstorms while inland evening rain and snow and a slight (20%) chance of thunderstorms, rain and snow showers likely (70%) Tuesday night (0.10 in. of rain possible, snow level 1,000 ft. falling to 500 ft.late at night),
• Cloudy with AM rain and snow, coastal rain Wednesday afternoon while inland rain and snow Wednesday afternoon (0.12 in. of rain possible, snow level 400 ft. rising to 1,500 ft. in the afternoon), evening coastal rain likely (70%) with rain late Wednesday night while inland rain and snow likely (70%) at night (0.25 in. of rain possible), breezy (Coastal Wind: S 15-25 mph while Inland Wind: S 15-25 mph decreasing to S 100-15 mph late at night),
• Mostly cloudy with AM rain and snow likely (70%), rain and a bit warmer Thursday afternoon and breezy, then rain Thursday night.
• lows 33-39 highs 47-50.
• Mostly cloudy and a bit warmer with rain likely (70%) and breezy Friday, rain likely (70%) Friday night,
• Mostly cloudy with a good (50%) chance of rain Saturday and in the evening, rain likely (70%) Saturday night,
• Then mostly cloudy with rain likely (70%) Sunday (Daylight Saving time starts 2 am) through Monday.
• highs near 52 lows 38-35 warming to 39 Sunday night. (seasonal averages high 55 low 41)

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Forecast for the Northern Oregon Cascades including the Cascades in Lane County:

• Mostly cloudy with evening snow showers likely (70%), a good (50%) chance of snow showers late tonight (1-2 in. of snow possible),
• Mostly cloudy with snow showers and a bit cooler Tuesday (1-2 in. of snow possible), snow showers Tuesday night (1-2 in. of snow possible),
• Mostly cloudy with snow showers and a bit cooler Wednesday, evening snow showers, a good (50%) chance of snow showers late at night,
• Mostly cloudy with AM snow likely (70%), snow and rain and a bit warmer Thursday afterno0n, then snow and rain, heavy a times,Thursday night.
• snow level at the surface late tonight, 2,000 ft. Tuesday afternoon, at the surface Tuesday night, 1,500 ft. Wednesday, at the surface Wednesday night, 2,500 ft.,Thursday, then 3,000 ft. Thursday night.
• lows 16-24 highs 29-32.
• Mostly cloudy and a bit warmer with snow and rain Friday (AM snow heavy at times), evening snow likely (70%), a good (50%) chance of  snow late Friday night,
• Mostly cloudy with AM snow likely (70%), snow and rain likely (70%) and a bit warmer Saturday afternoon and at night,
• Mostly cloudy with rain and snow likely (70%) Sunday (Daylight Saving time starts 2 am), rain and snow likely (70%) Sunday night,
• Then mostly cloudy and a bit cooler with snow and rain likely (70%) Monday.
• snow level 3,000 ft. Friday, 2,500 ft. Friday night and Saturday, 3,000 ft. Saturday night,then 4,000 ft. Sunday through Monday.
• highs 37-39 cooling back to 37 Monday lows 19-28.

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For all of your Eugene-Springfield and Lane County News, Weather, and Sports go to: EugeneDailyNews.com

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