Severe Thunderstorms and Heavy Rainfall from the Lower Mississippi Valley to the Mid-Atlantic; Active Pattern Continues in Hawaii

Scattered severe thunderstorms are expected today from the ArkLaTex and Lower Mississippi Valley through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat today from east Texas into New York. A powerful kona storm will continue to impact Hawaii through Saturday, bringing heavy rainfall, strong winds, and severe thunderstorms. Read More >

Hazardous Weather Conditions

Winter Storm Warning until March 13, 05:00 AM PDT

Current conditions at

Stampede Pass (KSMP)

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

snow,freezing fog

29°F

-2°C

Humidity	100%
Wind Speed	N 0 MPH
Barometer	29.95 in (1014.22 mb)
Dewpoint	29°F (-2°C)
Visibility	0.25 mi
Last update	11 Mar 02:56 PM PDT

More Information:

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

Extended Forecast for

8 Miles SE Snoqualmie Pass WA

Winter Storm Warning March 11, 03:06pm until March 13, 05:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning March 11, 03:06pm until March 13, 05:00am
NOW until 5:00am Fri
Winter Storm Warning
This Afternoon
High: 35 °F
Rain/Snow
Tonight
Low: 24 °F
Rain/Snow and
Areas Blowing
Snow then
Snow and
Blowing Snow
Thursday
High: 28 °F
Heavy Snow
and Blowing
Snow
Thursday Night
Low: 24 °F
Heavy Snow
and Breezy
Friday
High: 28 °F
Heavy Snow
Friday Night
Low: 21 °F
Heavy Snow
Saturday
High: 26 °F
Snow
Saturday Night
Low: 17 °F
Chance Snow

Detailed Forecast

This Afternoon

Rain, possibly mixed with snow. High near 35. Southwest wind around 14 mph, with gusts as high as 18 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 4 to 8 inches possible.

Tonight

Rain, possibly mixed with snow before 8pm, then rain between 8pm and 11pm, then snow after 11pm. The rain could be heavy at times. Widespread blowing snow, mainly after 2am. Low around 24. Windy, with a southwest wind 24 to 29 mph increasing to 32 to 37 mph in the evening. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

Thursday

Snow. The snow could be heavy at times. Widespread blowing snow, mainly before 2pm. High near 28. Windy, with a west wind 24 to 34 mph, with gusts as high as 38 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Thursday Night

Snow. The snow could be heavy at times. Low around 24. Breezy, with a west wind 18 to 23 mph decreasing to 10 to 15 mph after midnight. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

Friday

Snow. The snow could be heavy at times. High near 28. West wind 7 to 9 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

Friday Night

Snow. The snow could be heavy at times. Low around 21. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

Saturday

Snow. High near 26. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

Saturday Night

A 40 percent chance of snow. Mostly cloudy, with a low around 17.

Sunday

Snow likely, mainly after 11am. Mostly cloudy, with a high near 31. Chance of precipitation is 70%.

Sunday Night

Snow before 11pm, then rain and snow. Mostly cloudy, with a low around 30.

Monday

Rain, possibly mixed with snow. Mostly cloudy, with a high near 39.