National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

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

Current conditions at

ALPENTAL EXIT (TALPE)

Lat: 47.427°NLon: 121.418°WElev: 2972.0ft.

NA

35°F

2°C

Humidity 100%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility 1.24 mi
Last update 21 Mar 02:51 AM PDT
Extended Forecast for

Snoqualmie Pass WA

  • Overnight

    Overnight: A chance of rain and snow, mainly after 5am. Mostly cloudy, with a steady temperature around 33. Light northwest wind. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 33 °F

    Chance
    Rain/Snow

  • Saturday

    Saturday: A 30 percent chance of snow, mainly before 4pm. Partly sunny, with a steady temperature around 32. Northwest wind 3 to 6 mph. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow

  • Saturday Night

    Saturday Night: A slight chance of snow between 9pm and 10pm. Partly cloudy, with a low around 23. Light west northwest wind. Chance of precipitation is 20%.

    Low: 23 °F

    Slight Chance
    Snow then
    Partly Cloudy

  • Sunday

    Sunday: A chance of snow before 2pm, then a slight chance of rain and snow. Partly sunny, with a high near 40. Wind chill values between 23 and 33. Light west wind. Chance of precipitation is 30%. Little or no snow accumulation expected.

    High: 40 °F

    Chance Snow
    then Slight
    Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26. Calm wind.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 44.

    High: 44 °F

    Partly Sunny

  • Monday Night

    Monday Night: Rain likely, possibly mixed with snow, mainly after 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Rain/Snow
    Likely

  • Tuesday

    Tuesday: Rain, possibly mixed with snow, becoming all rain after 11am. Cloudy, with a high near 41.

    High: 41 °F

    Rain/Snow
    then Rain

  • Tuesday Night

    Tuesday Night: Rain before 8pm, then rain and snow. Cloudy, with a low around 28.

    Low: 28 °F

    Rain/Snow

Detailed Forecast

Overnight
A chance of rain and snow, mainly after 5am. Mostly cloudy, with a steady temperature around 33. Light northwest wind. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
Saturday
A 30 percent chance of snow, mainly before 4pm. Partly sunny, with a steady temperature around 32. Northwest wind 3 to 6 mph. New snow accumulation of less than a half inch possible.
Saturday Night
A slight chance of snow between 9pm and 10pm. Partly cloudy, with a low around 23. Light west northwest wind. Chance of precipitation is 20%.
Sunday
A chance of snow before 2pm, then a slight chance of rain and snow. Partly sunny, with a high near 40. Wind chill values between 23 and 33. Light west wind. Chance of precipitation is 30%. Little or no snow accumulation expected.
Sunday Night
Mostly cloudy, with a low around 26. Calm wind.
Monday
Partly sunny, with a high near 44.
Monday Night
Rain likely, possibly mixed with snow, mainly after 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday
Rain, possibly mixed with snow, becoming all rain after 11am. Cloudy, with a high near 41.
Tuesday Night
Rain before 8pm, then rain and snow. Cloudy, with a low around 28.
Wednesday
Snow. Cloudy, with a high near 37.
Wednesday Night
Snow. Mostly cloudy, with a low around 26.
Thursday
Snow likely. Mostly cloudy, with a high near 37.
Thursday Night
A chance of snow. Partly cloudy, with a low around 23.
Friday
A slight chance of rain and snow. Partly sunny, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.43°N 121.41°W (Elev. 3087 ft)
Last Update:
11:27 pm PDT Mar 20, 2026
Forecast Valid:
3am PDT Mar 21, 2026-6pm PDT Mar 27, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation