Significant Winter Weather in the Southern and Eastern U.S.

A wintry mix is expected this afternoon into tonight from the mid-Mississippi Valley into the mid-Atlantic and southern New England along a cold front. One or more waves of low pressure tracking east along this front will likely bring areas of heavy snow and significant ice from south Texas into the Carolinas Thursday night into Saturday morning. Read More >

Hazardous Weather Conditions

Winter Weather Advisory in effect from January 20, 01:00 AM PST until January 20, 10:00 AM PST

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Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970ft.

Fog

33°F

1°C

Humidity	91%
Wind Speed	N 0 MPH
Barometer	30.25 in (1024.38 mb)
Dewpoint	31°F (-1°C)
Visibility	0.50 mi
Last update	19 Jan 05:03 PM PST

More Information:

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

Extended Forecast for

4 Miles SE Snoqualmie Pass WA

Winter Weather Advisory January 20, 01:00am until January 20, 10:00am

Click here for hazard details and duration

Winter Weather Advisory

This
Afternoon

Chance
Rain/Freezing
Rain
High: 35 °F
Tonight

Rain/Freezing
Rain then
Rain
Low: 30 °F⇑
Thursday

Rain then
Rain/Snow
Likely
High: 39 °F⇓
Thursday
Night

Snow Likely
then Chance
Snow
Low: 27 °F
Friday

Partly Sunny
High: 35 °F
Friday
Night

Partly Cloudy
Low: 23 °F
Saturday

Sunny
High: 42 °F
Saturday
Night

Mostly Clear
Low: 25 °F
Sunday

Mostly Sunny
High: 44 °F

Detailed Forecast

This Afternoon

A chance of rain or freezing rain. Mostly cloudy, with a high near 35. Southeast wind around 5 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

Tonight

A chance of rain or freezing rain before 10pm, then rain. Temperature falling to near 30 by 8pm, then rising to around 36 during the remainder of the night. Southeast wind 3 to 7 mph. Chance of precipitation is 90%. New ice accumulation of around a 0.1 of an inch possible.

Thursday

Rain before 4pm, then rain and snow likely. Snow level 6500 feet lowering to 4400 feet in the afternoon . Temperature falling to around 31 by 5pm. West wind 13 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Thursday Night

Snow likely, mainly before 10pm. Mostly cloudy, with a low around 27. West wind 11 to 16 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

Friday

Partly sunny, with a high near 35. Calm wind.

Friday Night

Partly cloudy, with a low around 23.

Saturday

Sunny, with a high near 42.

Saturday Night

Mostly clear, with a low around 25.

Sunday

Mostly sunny, with a high near 44.

Sunday Night

Partly cloudy, with a low around 27.