Tracking Late Season Winter Storms

A moderate atmospheric river will continue to bring heavy snow over the Olympics, northern Cascades and northern Rockies Friday while heavy rain may bring flooding to coastal Oregon and Washington. A winter storm will continue to push across the Great Lakes and Northeast U.S. Friday and Saturday with areas of heavy snow and high winds. Read More >

Hazardous Weather Conditions

Current conditions at

Snoqualmie Pass (SNO30)

Lat: 47.42487°NLon: 121.41395°WElev: 3010.0ft.

30°F

-1°C

Humidity	97%
Wind Speed	NA NA MPH
Barometer	30.0 in (1015.92 mb)
Dewpoint	29°F (-2°C)
Visibility	NA
Last update	13 Mar 03:00 AM PDT

More Information:

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

Extended Forecast for

15 Miles N Roslyn WA

Winter Storm Warning March 13, 05:07am until March 14, 05:00am

Click here for hazard details and duration

Winter Storm Warning

Winter Storm Warning March 13, 05:07am until March 14, 05:00am
NOW until 5:00am Sat
Winter Storm Warning
Overnight
Low: 23 °F
Heavy Snow
Friday
High: 29 °F
Heavy Snow
Friday Night
Low: 17 °F
Snow then
Snow Likely
Saturday
High: 24 °F
Snow Likely
Saturday Night
Low: 13 °F
Slight Chance
Snow then
Mostly Cloudy
Sunday
High: 29 °F
Snow Likely
Sunday Night
Low: 28 °F
Snow
Monday
High: 40 °F
Rain/Snow
Likely

Detailed Forecast

Overnight

Snow. The snow could be heavy at times. Low around 23. West wind around 8 mph. Chance of precipitation is 100%. Total nighttime snow accumulation of 8 to 12 inches possible.

Friday

Snow. The snow could be heavy at times. High near 29. West wind 8 to 10 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Friday Night

Snow, mainly before 8pm. Low around 17. Northwest wind 9 to 14 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

Saturday

Snow likely, mainly before 11am. Partly sunny, with a high near 24. West wind around 21 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

Saturday Night

A 20 percent chance of snow before 11pm. Mostly cloudy, with a low around 13. Northwest wind 12 to 17 mph decreasing to 6 to 11 mph after midnight. Winds could gust as high as 23 mph.

Sunday

Snow likely, mainly after 11am. Mostly cloudy, with a high near 29. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

Sunday Night

Snow. Low around 28. Chance of precipitation is 90%. New snow accumulation of around an inch possible.

Monday

Rain likely, possibly mixed with snow, becoming all rain after 2pm. Mostly cloudy, with a high near 40. Chance of precipitation is 70%.

Monday Night

Rain likely before 2am, then rain likely, possibly mixed with snow. Mostly cloudy, with a low around 34. Chance of precipitation is 70%.

Tuesday

Rain likely, possibly mixed with snow, becoming all rain after 8am. Mostly cloudy, with a high near 43.

Tuesday Night

Rain. Mostly cloudy, with a low around 36.

Wednesday

Rain. Mostly cloudy, with a high near 42.