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

2 Miles SW Snoqualmie Pass WA

Winter Storm Warning March 13, 12:14pm until March 14, 05:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning March 13, 12:14pm until March 14, 05:00am
NOW until 5:00am Sat
Winter Storm Warning
This Afternoon
High: 32 °F
Snow and
Areas
Freezing Fog
Tonight
Low: 24 °F
Snow and
Dense
Freezing Fog
Saturday
High: 28 °F
Snow
Saturday Night
Low: 19 °F
Chance Snow
then Mostly
Cloudy
Sunday
High: 33 °F
Snow
Sunday Night
Low: 32 °F
Rain/Snow
then Rain
Monday
High: 41 °F
Rain
Monday Night
Low: 36 °F
Rain Likely

Detailed Forecast

This Afternoon

Snow. Areas of freezing fog. High near 32. Light west wind. Chance of precipitation is 100%. Total daytime snow accumulation of 6 to 10 inches possible.

Tonight

Snow, mainly before 9pm. Patchy fog between 11pm and midnight. Widespread dense freezing fog before 11pm. Low around 24. Light west northwest wind. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Saturday

Snow. High near 28. Wind chill values between 18 and 23. West northwest wind 3 to 7 mph. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

Saturday Night

A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 19. West northwest wind around 5 mph becoming calm in the evening. Little or no snow accumulation expected.

Sunday

Snow, mainly after 11am. High near 33. Calm wind. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

Sunday Night

Rain, possibly mixed with snow, becoming all rain after 11pm. Low around 32. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Monday

Rain. High near 41. Chance of precipitation is 80%.

Monday Night

Rain likely. Mostly cloudy, with a low around 36.

Tuesday

Rain. Mostly cloudy, with a high near 45.

Tuesday Night

Rain. Mostly cloudy, with a low around 38.

Wednesday

Rain. Cloudy, with a high near 44.

Wednesday Night

Rain. Cloudy, with a low around 39.