Severe Thunderstorm, Flooding, and Winter Weather Threats on Tuesday

Scattered severe thunderstorms are forecast Tuesday from the southern Plains into the southern Great Lakes vicinity. Thunderstorms may also produce heavy to excessive rain that could pose a flooding threat from central Texas into southern Oklahoma and northern Missouri into southern Michigan. A heavy wintry mix is forecast for the Great Lakes into northern Maine. Read More >

Hazardous Weather Conditions

Winter Storm Warning in effect from March 10, 05:00 PM PDT until March 13, 05:00 AM PDT

Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

Mostly Cloudy

20°F

-7°C

Humidity	100%
Wind Speed	W 9 MPH
Barometer	29.95 in (1014.22 mb)
Dewpoint	20°F (-7°C)
Visibility	10.00 mi
Wind Chill	10°F (-12°C)
Last update	10 Mar 06:56 AM PDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

9 Miles SSE Snoqualmie Pass WA

Winter Storm Warning March 10, 05:00pm until March 13, 05:00am

Click here for hazard details and duration

Winter Storm Warning

Today
High: 27 °F
Chance Snow
then Snow
Tonight
Low: 26 °F
Snow
Wednesday
High: 35 °F
Heavy Snow
Wednesday Night
Low: 28 °F
Rain/Snow and
Breezy
Thursday
High: 30 °F
Heavy Snow
and Areas
Blowing Snow
Thursday Night
Low: 29 °F
Heavy Snow
Friday
High: 32 °F
Heavy Snow
Friday Night
Low: 23 °F
Heavy Snow
Saturday
High: 28 °F
Snow Likely

Detailed Forecast

Today

Snow, mainly after 2pm. High near 27. West wind around 8 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 1 to 3 inches possible.

Tonight

Snow. Low around 26. West wind 7 to 9 mph, with gusts as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Wednesday

Snow. The snow could be heavy at times. High near 35. Southwest wind 6 to 9 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Wednesday Night

Rain and snow before 11pm, then rain between 11pm and 2am, then rain and snow after 2am. Low around 28. Breezy, with a southwest wind 14 to 19 mph increasing to 23 to 28 mph after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Thursday

Snow. The snow could be heavy at times. Areas of blowing snow before 2pm. High near 30. Breezy, with a west wind 23 to 28 mph decreasing to 16 to 21 mph in the afternoon. Winds could gust as high as 41 mph. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

Thursday Night

Snow. The snow could be heavy at times. Low around 29. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

Friday

Snow. The snow could be heavy at times. High near 32. Chance of precipitation is 100%. New snow accumulation of 11 to 17 inches possible.

Friday Night

Snow. The snow could be heavy at times. Low around 23. Chance of precipitation is 90%.

Saturday

Snow likely. Partly sunny, with a high near 28. Chance of precipitation is 60%.

Saturday Night

A chance of snow, mainly before 11pm. Mostly cloudy, with a low around 20.

Sunday

Snow likely. Mostly cloudy, with a high near 33.