Heat the Southwest; Fire Weather in the Central U.S.; Kona Low Impacting Hawaii

A rare March heat wave is ongoing with much above-normal temperatures over the Southwest U.S. through this weekend. Periods of critical fire weather will persist from the central Rockies to the central and southern Plains through the weekend as gusty winds and low relative humidity continue. A Kona low will continue to bring several rounds of moderate to heavy rainfall to Hawaii through Sunday. Read More >

Hazardous Weather Conditions

Hydrologic Outlook

Current conditions at

Stampede Pass (KSMP)

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

light snow,mist

30°F

-1°C

Humidity	100%
Wind Speed	WNW 4 MPH
Barometer	30.1 in (1019.3 mb)
Dewpoint	30°F (-1°C)
Visibility	1.75 mi
Wind Chill	26°F (-3°C)
Last update	21 Mar 09:09 AM PDT

More Information:

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

Extended Forecast for

8 Miles S Snoqualmie Pass WA

Today
High: 35 °F
Partly Sunny
Tonight
Low: 25 °F
Partly Cloudy
Sunday
High: 42 °F
Slight Chance
Snow
Sunday Night
Low: 27 °F
Mostly Cloudy
Monday
High: 44 °F
Partly Sunny
Monday Night
Low: 34 °F
Chance
Rain/Snow
then
Rain/Snow
Tuesday
High: 41 °F
Rain/Snow
Tuesday Night
Low: 29 °F
Rain/Snow
Wednesday
High: 37 °F
Snow

Detailed Forecast

Today

Partly sunny, with a high near 35. West wind 3 to 7 mph. Winds could gust as high as 21 mph.

Tonight

Partly cloudy, with a low around 25. West wind around 6 mph becoming calm in the evening. Winds could gust as high as 21 mph.

Sunday

A 20 percent chance of snow after 8am. Mostly sunny, with a high near 42. Calm wind becoming west around 5 mph in the afternoon.

Sunday Night

Mostly cloudy, with a low around 27. Light and variable wind.

Monday

Partly sunny, with a high near 44. Calm wind.

Monday Night

A slight chance of rain before 8pm, then snow, possibly mixed with rain. Low around 34. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

Tuesday

Rain, possibly mixed with snow, becoming all rain after 2pm. High near 41. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

Tuesday Night

Rain before 8pm, then rain, possibly mixed with snow. Low around 29. Chance of precipitation is 90%.

Wednesday

Snow. High near 37. Chance of precipitation is 90%.

Wednesday Night

Snow, mainly before 11pm. Mostly cloudy, with a low around 26.

Thursday

A chance of snow. Partly sunny, with a high near 38.

Thursday Night

A chance of snow. Partly cloudy, with a low around 24.

Friday

A slight chance of snow. Partly sunny, with a high near 41.