Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. Read More >

Current conditions at

FORT PECK DAM (GGWFP)

Lat: 48.0084°NLon: 106.3962°WElev: 2280.0ft.

NA

55°F

13°C

Humidity 38%
Wind Speed S 9 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Last update 15 Apr 12:50 PM MDT
Extended Forecast for

Fort Peck MT

Lake Wind Advisory April 16, 09:00am until April 16, 09:00pm
Click here for hazard details and duration
Lake Wind Advisory
  • This Afternoon

    This Afternoon: A 20 percent chance of showers after 5pm.  Mostly sunny, with a high near 61. South southwest wind 8 to 10 mph.

    High: 61 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: Showers, mainly before 4am.  Low around 36. South southeast wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 80%.

    Low: 36 °F

    Showers

  • Thursday

    Thursday: Rain and snow showers likely before noon, then a chance of rain showers between noon and 3pm.  Partly sunny, with a steady temperature around 39. Breezy, with a west northwest wind 18 to 23 mph, with gusts as high as 31 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 39 °F

    Breezy.
    Rain/Snow
    Likely then
    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 21. Blustery, with a northwest wind 14 to 22 mph, with gusts as high as 30 mph.

    Low: 21 °F

    Slight Chance
    Snow Showers
    and Blustery
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 38. Northwest wind around 15 mph, with gusts as high as 24 mph.

    High: 38 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23. West wind 6 to 16 mph, with gusts as high as 23 mph.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 51. West wind 6 to 8 mph.

    High: 51 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 31. North northwest wind around 9 mph becoming east southeast after midnight.

    Low: 31 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 63. East southeast wind around 8 mph.

    High: 63 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers after 5pm. Mostly sunny, with a high near 61. South southwest wind 8 to 10 mph.
Tonight
Showers, mainly before 4am. Low around 36. South southeast wind 8 to 15 mph becoming northwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 80%.
Thursday
Rain and snow showers likely before noon, then a chance of rain showers between noon and 3pm. Partly sunny, with a steady temperature around 39. Breezy, with a west northwest wind 18 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Thursday Night
A 20 percent chance of snow showers before midnight. Mostly cloudy, with a low around 21. Blustery, with a northwest wind 14 to 22 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 38. Northwest wind around 15 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 23. West wind 6 to 16 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 51. West wind 6 to 8 mph.
Saturday Night
Partly cloudy, with a low around 31. North northwest wind around 9 mph becoming east southeast after midnight.
Sunday
Sunny, with a high near 63. East southeast wind around 8 mph.
Sunday Night
Mostly clear, with a low around 41. Southwest wind around 9 mph becoming east southeast in the evening.
Monday
Sunny, with a high near 70. West southwest wind 8 to 10 mph becoming northwest in the afternoon.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Sunny, with a high near 73.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
Fort Peck MT
 48°N 106.47°W (Elev. 2254 ft)
12:35 pm MDT Apr 15, 2026
1pm MDT Apr 15, 2026-6pm MDT Apr 21, 2026
 
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