Sky Warn 2026

FORT PECK DAM (GGWFP)

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

50°F

10°C

Humidity	76%
Wind Speed	SW 6 MPH
Barometer	NA
Dewpoint	43°F (6°C)
Visibility	NA
Wind Chill	48°F (9°C)
Last update	15 May 11:48 PM MDT

More Information:

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

Extended Forecast for

Fort Peck MT

Overnight
Low: 42 °F
Mostly Clear
Saturday
High: 63 °F
Increasing
Clouds
Saturday Night
Low: 41 °F
Chance
T-storms then
Showers
Sunday
High: 49 °F
Showers
Likely
Sunday Night
Low: 34 °F
Showers
Likely then
Chance
T-storms
Monday
High: 46 °F
Chance
T-storms then
Chance
Showers
Monday Night
Low: 33 °F
Slight Chance
Showers
Tuesday
High: 59 °F
Mostly Sunny
Tuesday Night
Low: 38 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly clear, with a low around 42. South southwest wind around 6 mph.

Saturday

Increasing clouds, with a high near 63. South southwest wind 6 to 9 mph becoming east northeast in the afternoon.

Saturday Night

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 41. Northeast wind 15 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

Sunday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 49. North wind 18 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

Sunday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of showers and thunderstorms after midnight. Cloudy, with a low around 34. North wind 16 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.

Monday

A chance of showers and thunderstorms. Mostly cloudy, with a high near 46. North wind 13 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 40%.

Monday Night

A 20 percent chance of showers. Mostly cloudy, with a low around 33. North northeast wind 5 to 13 mph, with gusts as high as 21 mph.

Tuesday

Mostly sunny, with a high near 59. North wind 3 to 6 mph.

Tuesday Night

Partly cloudy, with a low around 38. East wind around 8 mph.

Wednesday

A 20 percent chance of showers after noon. Mostly sunny, with a high near 67. Southeast wind 6 to 10 mph becoming west southwest in the afternoon. Winds could gust as high as 18 mph.

Wednesday Night

Partly cloudy, with a low around 42. West wind 5 to 13 mph becoming east in the evening. Winds could gust as high as 20 mph.

Thursday

Mostly sunny, with a high near 69.

Thursday Night

Mostly cloudy, with a low around 46.

Friday

A slight chance of showers. Partly sunny, with a high near 69.