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

Early Heat Wave in the West; Fire Concerns in the Plains

An anomalously early heat wave will continue to intensify and expand across the West and Southwest as the week progresses. Numerous daily and potentially monthly record highs are expected to be broken. Elevated to critical fire weather conditions are expected today across the High Plains and southern Plains. Lake effect snow downwind of the Great Lakes will taper off today. Read More >

Hazardous Weather Conditions

Current conditions at

ALPENTAL EXIT (TALPE)

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

Rain

37°F

3°C

Humidity 99%
Wind Speed NNE 0 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility 1.24 mi
Last update 17 Mar 05:21 AM PDT
Extended Forecast for

Snoqualmie Pass WA

Flood Watch March 18, 01:00pm until March 20, 05:00pm
Click here for hazard details and duration
Flood Watch

  • Overnight

    Overnight: Rain. Low around 38. Calm wind. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Rain

  • Tuesday

    Tuesday: Rain. High near 44. Light west wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 44 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain. Low around 41. Calm wind. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 41 °F

    Rain

  • Wednesday

    Wednesday: Rain. High near 46. Light west southwest wind. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    High: 46 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain. Low around 40. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 40 °F

    Rain

  • Thursday

    Thursday: Rain. High near 47. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain

  • Thursday Night

    Thursday Night: Rain. Low around 42. Chance of precipitation is 90%.

    Low: 42 °F

    Rain

  • Friday

    Friday: Rain. Cloudy, with a high near 47.

    High: 47 °F

    Rain

  • Friday Night

    Friday Night: Rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 31.

    Low: 31 °F

    Rain/Snow

Detailed Forecast

Overnight
Rain. Low around 38. Calm wind. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 44. Light west wind. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Tuesday Night
Rain. Low around 41. Calm wind. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday
Rain. High near 46. Light west southwest wind. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday Night
Rain. Low around 40. Calm wind. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Rain. High near 47. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 42. Chance of precipitation is 90%.
Friday
Rain. Cloudy, with a high near 47.
Friday Night
Rain before 11pm, then a chance of rain and snow. Mostly cloudy, with a low around 31.
Saturday
A chance of rain and snow before 8am, then a chance of snow between 8am and 5pm, then a chance of rain and snow after 5pm. Mostly cloudy, with a high near 38.
Saturday Night
A chance of rain and snow. Mostly cloudy, with a low around 26.
Sunday
A chance of rain and snow. Partly sunny, with a high near 41.
Sunday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Monday
Rain and snow likely. Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Snoqualmie Pass WA
 47.41°N 121.44°W (Elev. 3097 ft)
Last Update:
2:25 am PDT Mar 17, 2026
Forecast Valid:
5am PDT Mar 17, 2026-6pm PDT Mar 23, 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