Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Hazardous Weather Conditions

Current conditions at

Stampede Pass (KSMP)

Lat: 47.27648°NLon: 121.33817°WElev: 3970.0ft.

Overcast

43°F

6°C

Humidity	96%
Wind Speed	W 11 MPH
Barometer	29.83 in (1010.16 mb)
Dewpoint	42°F (6°C)
Visibility	10.00 mi
Wind Chill	37°F (3°C)
Last update	15 Dec 02:56 PM PST

More Information:

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

Extended Forecast for

Snoqualmie Pass WA

Flood Watch until December 17, 10:00am

Winter Weather Advisory December 16, 04:00pm until December 17, 10:00pm

Click here for hazard details and duration

Flood Watch

Winter Weather Advisory

Flood Watch until December 17, 10:00am
NOW until 10:00am Wed
Flood Watch
This Afternoon
High: 44 °F
Rain/Snow
Tonight
Low: 34 °F
Rain/Snow and
Patchy Fog
Tuesday
High: 41 °F
Rain/Snow and
Patchy Fog
Tuesday Night
Low: 29 °F
Rain/Snow
Wednesday
High: 32 °F
Heavy Snow
Wednesday Night
Low: 29 °F
Snow
Thursday
High: 36 °F
Heavy Snow
then
Rain/Snow
Thursday Night
Low: 28 °F
Rain/Snow

Detailed Forecast

This Afternoon

Rain before 4pm, then rain, possibly mixed with snow. Some thunder is also possible. Steady temperature around 44. Southwest wind around 13 mph, with gusts as high as 37 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Tonight

Snow, possibly mixed with rain. Patchy fog after 4am. Low around 34. West wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 31 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

Tuesday

Rain and snow before 1pm, then rain between 1pm and 4pm, then rain, possibly mixed with snow after 4pm. Patchy fog before 10am. High near 41. Southwest wind 3 to 6 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.

Tuesday Night

Rain, possibly mixed with snow before 10pm, then rain between 10pm and 1am, then rain and snow after 1am. The rain could be heavy at times. Low around 29. Southwest wind 7 to 10 mph, with gusts as high as 40 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

Wednesday

Snow. The snow could be heavy at times. High near 32. West wind 10 to 13 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible.

Wednesday Night

Snow. Low around 29. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

Thursday

Snow before 1pm, then rain, possibly mixed with snow. The snow could be heavy at times. High near 36. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

Thursday Night

Rain and snow, becoming all snow after 1am. The snow could be heavy at times. Low around 28. Chance of precipitation is 100%.

Friday

Snow. The snow could be heavy at times. High near 31. Chance of precipitation is 90%.

Friday Night

Snow. Mostly cloudy, with a low around 26.

Saturday

Snow. Mostly cloudy, with a high near 31.

Saturday Night

Snow. Mostly cloudy, with a low around 26.

Sunday

Snow likely. The snow could be heavy at times. Mostly cloudy, with a high near 32.