Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Hazardous Weather Conditions

Winter Storm Warning until March 14, 05:00 AM PDT

Current conditions at

ALPENTAL EXIT (TALPE)

Lat: 47.427°NLon: 121.418°WElev: 2972.0ft.

heavy snow

30°F

-1°C

Humidity	99%
Wind Speed	N 0 MPH
Barometer	NA
Dewpoint	30°F (-1°C)
Visibility	0.25 mi
Last update	13 Mar 03:51 AM PDT

More Information:

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

Extended Forecast for

3 Miles N Snoqualmie Pass WA

Winter Storm Warning March 13, 02:20pm until March 14, 05:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning March 13, 02:20pm until March 14, 05:00am
NOW until 5:00am Sat
Winter Storm Warning
This Afternoon
High: 28 °F
Snow and
Areas
Freezing Fog
Tonight
Low: 21 °F
Snow and
Dense
Freezing Fog
Saturday
High: 24 °F
Snow
Saturday Night
Low: 16 °F
Chance Snow
then Mostly
Cloudy
Sunday
High: 32 °F
Snow Likely
Sunday Night
Low: 30 °F
Rain/Snow
Monday
High: 38 °F
Rain/Snow
then Rain
Monday Night
Low: 34 °F
Rain Likely

Detailed Forecast

This Afternoon

Snow. Areas of freezing fog. High near 28. Wind chill values between 19 and 24. West northwest wind around 8 mph. Chance of precipitation is 80%. Total daytime snow accumulation of 6 to 10 inches possible.

Tonight

Snow, mainly before 9pm. Widespread dense freezing fog, mainly before 11pm. Low around 21. Wind chill values between 11 and 16. Northwest wind 7 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Saturday

Snow. High near 24. Wind chill values between 7 and 12. West northwest wind 16 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

Saturday Night

A 30 percent chance of snow before 11pm. Mostly cloudy, with a low around 16. Wind chill values between 8 and 13. West northwest wind 6 to 16 mph becoming east southeast after midnight. Winds could gust as high as 25 mph. Little or no snow accumulation expected.

Sunday

Snow likely, mainly after 11am. Mostly cloudy, with a high near 32. East southeast wind 7 to 9 mph becoming south in the afternoon. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

Sunday Night

Snow before 11pm, then rain, possibly mixed with snow. Low around 30. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

Monday

Rain and snow, becoming all rain after 11am. High near 38. Chance of precipitation is 80%. Little or no snow accumulation expected.

Monday Night

Rain likely. Mostly cloudy, with a low around 34.

Tuesday

Rain. Mostly cloudy, with a high near 43.

Tuesday Night

Rain. Mostly cloudy, with a low around 36.

Wednesday

Rain. Cloudy, with a high near 41.

Wednesday Night

Rain, possibly mixed with snow. Cloudy, with a low around 37.