National Weather Service United States Department of Commerce

Strong storm system to bring unsettled weather from Gulf Coast to Great Lakes through Wednesday

A strong storm system will bring potential for severe weather, heavy rainfall and flooding, and heavy snow from the Gulf Coast to the Great Lakes through Wednesday. Severe storms are possible Tuesday across the Gulf Coast states with damaging winds as the primary threat, however a tornadoes cannot be ruled out. Flash flooding is also possible across parts of the Southeast through Wednesday.
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Current Conditions

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10 Miles ENE Mt Baker WA

7 Day Forecast

For More Weather Information:

Seattle, WA Local Forecast Office

Tonight

Snow Chance for Measurable Precipitation 80%

Snow

Low: 20 °F

Tuesday

Heavy Snow Chance for Measurable Precipitation 100%

Heavy
Snow

High: 29 °F

Tuesday
Night

Heavy Snow Chance for Measurable Precipitation 90%

Heavy
Snow

Low: 16 °F

Wednesday

Snow Chance for Measurable Precipitation 80%

Snow

High: 18 °F

Wednesday
Night

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

Low: 11 °F

Christmas
Day

Chance Snow Chance for Measurable Precipitation 40%

Chance
Snow

High: 14 °F

Thursday
Night

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

Low: 12 °F

Friday

Chance Snow

Chance
Snow

High: 19 °F

Friday
Night

Snow Likely

Snow
Likely

Low: 14 °F

Detailed Forecast

  • Tonight Snow after 4am. Low around 20. Calm wind becoming east southeast around 5 mph after midnight. Chance of precipitation is 80%. Total nighttime snow accumulation of less than one inch possible.
  • Tuesday Snow. The snow could be heavy at times. High near 29. South wind 13 to 15 mph. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.
  • Tuesday Night Snow. The snow could be heavy at times. Low around 16. South wind 7 to 17 mph becoming northwest in the evening. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.
  • Wednesday Snow, mainly before 10am. High near 18. West northwest wind 7 to 11 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
  • Wednesday Night A 40 percent chance of snow showers. Cloudy, with a low around 11. West northwest wind 7 to 13 mph. New snow accumulation of 1 to 2 inches possible.
  • Christmas Day A 40 percent chance of snow showers, mainly before 10am. Mostly cloudy, with a high near 14. New snow accumulation of around an inch possible.
  • Thursday Night A 20 percent chance of snow. Mostly cloudy, with a low around 12.
  • Friday A chance of snow. Cloudy, with a high near 19.
  • Friday Night Snow showers likely. Mostly cloudy, with a low around 14.
  • Saturday Snow showers likely. Mostly cloudy, with a high near 18.
  • Saturday Night Snow showers likely. Mostly cloudy, with a low around 11.
  • Sunday A slight chance of snow showers. Partly sunny, with a high near 16. Blustery.
  • Sunday Night Partly cloudy, with a low around 11.
  • Monday Sunny, with a high near 24.