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, 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

10 Miles SW Snoqualmie Pass WA

Winter Storm Warning March 14, 03:16am until March 14, 11:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning March 14, 03:16am until March 14, 11:00am
NOW until 11:00am Sat
Winter Storm Warning
Overnight
Low: 28 °F
Heavy Snow
Saturday
High: 29 °F
Heavy Snow
then Chance
Snow Showers
Saturday Night
Low: 21 °F
Slight Chance
Snow Showers
then Mostly
Cloudy
Sunday
High: 35 °F
Snow
Sunday Night
Low: 34 °F
Rain/Snow
then Rain
Likely
Monday
High: 44 °F
Rain
Monday Night
Low: 38 °F
Rain
Tuesday
High: 44 °F
Rain

Detailed Forecast

Overnight

Snow showers, mainly after 4am. The snow could be heavy at times. Steady temperature around 28. Wind chill values between 20 and 25. West northwest wind around 6 mph, with gusts as high as 24 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 4 to 8 inches possible.

Saturday

Snow showers, mainly before 8am. The snow could be heavy at times. High near 29. Wind chill values between 19 and 24. West northwest wind 6 to 8 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

Saturday Night

A 20 percent chance of snow showers before 10pm. Mostly cloudy, with a low around 21. Light and variable wind.

Sunday

Snow, mainly after 11am. High near 35. Wind chill values between 22 and 32. Calm wind. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Sunday Night

Snow before 8pm, then rain, possibly mixed with snow between 8pm and 11pm, then rain likely after 11pm. Low around 34. Calm wind. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Monday

Rain. High near 44. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

Monday Night

Rain. Low around 38. Chance of precipitation is 80%.

Tuesday

Rain. Cloudy, with a high near 44.

Tuesday Night

Rain. Cloudy, with a low around 40.

Wednesday

Rain. Cloudy, with a high near 44.

Wednesday Night

Rain. Cloudy, with a low around 40.