Hazardous Spring Weather Shifts to the Eastern and Northwest U.S. Wednesday

Isolated to scattered severe thunderstorms are expected Wednesday from the ArkLaTex and Lower Mississippi Valley northeastward through the Ohio Valley and Mid-Atlantic. Thunderstorms may produce heavy to excessive rain that could pose a flooding threat from east Texas into Upstate New York. A moderate atmospheric river will bring heavy snow and high winds to the Northwest U.S. Read More >

Hazardous Weather Conditions

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

Current conditions at

Snoqualmie Pass (SNO30)

Lat: 47.42487°NLon: 121.41395°WElev: 3010.0ft.

30°F

-1°C

Humidity	96%
Wind Speed	NA NA MPH
Barometer	30.16 in (1021.34 mb)
Dewpoint	29°F (-2°C)
Visibility	NA
Last update	11 Mar 03:00 AM PDT

More Information:

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

Extended Forecast for

2 Miles SSE Snoqualmie Pass WA

Winter Storm Warning March 11, 03:56am until March 13, 05:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning March 11, 03:56am until March 13, 05:00am
NOW until 5:00am Fri
Winter Storm Warning
Overnight
Low: 29 °F
Heavy Snow
Wednesday
High: 39 °F
Rain/Snow
Wednesday Night
Low: 30 °F
Rain/Snow
Thursday
High: 32 °F
Heavy Snow
Thursday Night
Low: 29 °F
Heavy Snow
Friday
High: 34 °F
Heavy Snow
Friday Night
Low: 25 °F
Snow
Saturday
High: 32 °F
Snow

Detailed Forecast

Overnight

Snow. The snow could be heavy at times. Low around 29. Light west wind. Chance of precipitation is 90%. Total nighttime snow accumulation of 4 to 8 inches possible.

Wednesday

Snow before 11am, then rain, possibly mixed with snow. The rain and snow could be heavy at times. High near 39. Calm wind becoming south 5 to 8 mph in the afternoon. Winds could gust as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Wednesday Night

Rain before 11pm, then rain and snow between 11pm and 2am, then snow after 2am. The rain could be heavy at times. Low around 30. West wind 11 to 15 mph, with gusts as high as 48 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

Thursday

Snow. The snow could be heavy at times. High near 32. West wind around 14 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

Thursday Night

Snow. The snow could be heavy at times. Low around 29. West wind 5 to 9 mph becoming calm in the evening. Winds could gust as high as 25 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

Friday

Snow. The snow could be heavy at times. High near 34. Chance of precipitation is 100%. New snow accumulation of 6 to 10 inches possible.

Friday Night

Snow. Low around 25. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

Saturday

Snow. High near 32. Chance of precipitation is 80%.

Saturday Night

A 50 percent chance of snow. Mostly cloudy, with a low around 22.

Sunday

Snow, mainly after 11am. Mostly cloudy, with a high near 37.

Sunday Night

Rain and snow. Mostly cloudy, with a low around 34.