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

Heavy Snow and Disruptive Ice in the Upper Midwest; Severe Thunderstorms in the Southern Plains

A late season winter storm will produce a combination of heavy snow and disruptive ice starting this evening in the Northern Plains and moving into the Upper Midwest and Great Lakes by tonight continuing through Thursday. Severe thunderstorms will likely produce severe wind gusts, large hail, a few tornadoes, and heavy rainfall across the southern and central Plains today. Read More >

Current conditions at

HEART BUTTE (SEAW1)

Lat: 48.29278°NLon: 112.83528°WElev: 4439.0ft.

NA

47°F

8°C

Humidity 92%
Wind Speed SE 3 MPH
Barometer 29.44 in (996.95 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 01 Apr 10:30 AM PDT
Extended Forecast for

Mountlake Terrace WA

  • Today

    Today: Rain. High near 49. Southeast wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain

  • Tonight

    Tonight: Rain, mainly before 8pm. Low around 40. South wind 5 to 9 mph becoming light south southeast after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 40 °F

    Rain then
    Chance Rain

  • Thursday

    Thursday: A 50 percent chance of rain. Mostly cloudy, with a high near 52. South southeast wind 3 to 5 mph.

    High: 52 °F

    Chance Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 41. South wind 3 to 6 mph.

    Low: 41 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 55. South southeast wind around 6 mph.

    High: 55 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 58.

    High: 58 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 43.

    Low: 43 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
Rain. High near 49. Southeast wind around 8 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tonight
Rain, mainly before 8pm. Low around 40. South wind 5 to 9 mph becoming light south southeast after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A 50 percent chance of rain. Mostly cloudy, with a high near 52. South southeast wind 3 to 5 mph.
Thursday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 41. South wind 3 to 6 mph.
Friday
Mostly cloudy, with a high near 55. South southeast wind around 6 mph.
Friday Night
Partly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 58.
Saturday Night
Mostly cloudy, with a low around 43.
Sunday
Partly sunny, with a high near 60.
Sunday Night
Mostly cloudy, with a low around 44.
Monday
Partly sunny, with a high near 63.
Monday Night
Mostly cloudy, with a low around 46.
Tuesday
A chance of rain. Partly sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mountlake Terrace WA
 47.8°N 122.35°W (Elev. 400 ft)
Last Update:
11:26 pm PDT Mar 31, 2026
Forecast Valid:
11am PDT Apr 1, 2026-6pm PDT Apr 7, 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