Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Hazardous Weather Conditions

Winter Storm Warning until March 14, 11:00 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 NNW Snoqualmie Pass WA

Winter Storm Warning March 14, 05:43am until March 14, 11:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning March 14, 05:43am until March 14, 11:00am
NOW until 11:00am Sat
Winter Storm Warning
Overnight
Low: 23 °F
Heavy Snow
Saturday
High: 27 °F
Heavy Snow
then Chance
Snow Showers
Saturday Night
Low: 18 °F
Slight Chance
Snow Showers
then Mostly
Cloudy
Sunday
High: 33 °F
Snow Likely
Sunday Night
Low: 31 °F
Snow then
Rain/Snow
Monday
High: 41 °F
Rain/Snow
then Rain
Monday Night
Low: 35 °F
Rain
Tuesday
High: 41 °F
Rain

Detailed Forecast

Overnight

Snow showers likely. The snow could be heavy at times. Mostly cloudy, with a low around 23. Wind chill values between 14 and 19. Northwest wind around 9 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 3 to 7 inches possible.

Saturday

Snow showers, mainly before 8am. The snow could be heavy at times. High near 27. Wind chill values between 13 and 18. West northwest wind 9 to 11 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

Saturday Night

A 10 percent chance of snow showers before 7pm. Increasing clouds, with a low around 18. West northwest wind around 6 mph becoming calm in the evening.

Sunday

Snow likely after 11am. Mostly cloudy, with a high near 33. Wind chill values between 15 and 25. Southeast wind 3 to 6 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Sunday Night

Snow before 2am, then rain and snow. Low around 31. Light south southeast wind. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

Monday

Rain, possibly mixed with snow, becoming all rain after 11am. High near 41. Chance of precipitation is 90%. Little or no snow accumulation expected.

Monday Night

Rain. Low around 35. Chance of precipitation is 80%.

Tuesday

Rain. Cloudy, with a high near 41.

Tuesday Night

Rain. Cloudy, with a low around 38.

Wednesday

Rain. Cloudy, with a high near 42.

Wednesday Night

Rain. Cloudy, with a low around 38.