Sky Warn 2026

FORT PECK DAM (GGWFP)

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

47°F

8°C

Humidity	76%
Wind Speed	S 3 MPH
Barometer	NA
Dewpoint	40°F (4°C)
Visibility	NA
Last update	16 May 01:48 AM MDT

More Information:

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

Extended Forecast for

Fort Peck MT

Overnight
Low: 40 °F
Mostly Clear
Saturday
High: 71 °F
Partly Sunny
then Slight
Chance
Showers
Saturday Night
Low: 40 °F
Showers
Likely
Sunday
High: 53 °F
Chance
Showers
Sunday Night
Low: 33 °F
Chance
Showers then
Chance
Rain/Snow
Monday
High: 51 °F
Chance
Rain/Snow
then Mostly
Cloudy
Monday Night
Low: 34 °F
Mostly Cloudy
Tuesday
High: 61 °F
Mostly Sunny
Tuesday Night
Low: 39 °F
Partly Cloudy

Detailed Forecast

Overnight

Mostly clear, with a low around 40. Light south wind.

Saturday

A 20 percent chance of showers after 4pm. Partly sunny, with a high near 71. Light east southeast wind becoming east northeast 5 to 10 mph in the morning.

Saturday Night

Showers likely, mainly after 9pm. Cloudy, with a low around 40. East northeast wind 14 to 18 mph becoming north northwest after midnight. Winds could gust as high as 26 mph. Chance of precipitation is 60%.

Sunday

A 50 percent chance of showers, mainly before 5pm. Mostly cloudy, with a high near 53. North wind around 17 mph, with gusts as high as 28 mph.

Sunday Night

A chance of rain showers before midnight, then a chance of rain and snow showers between midnight and 3am, then a chance of snow showers after 3am. Cloudy, with a low around 33. North wind 11 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

Monday

A chance of snow showers before 9am, then a chance of rain showers between 9am and noon. Mostly cloudy, with a high near 51. North wind around 11 mph, with gusts as high as 18 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

Monday Night

Mostly cloudy, with a low around 34. North northeast wind 5 to 10 mph becoming light northeast after midnight.

Tuesday

Mostly sunny, with a high near 61. Calm wind becoming east southeast 5 to 7 mph in the afternoon.

Tuesday Night

Partly cloudy, with a low around 39. East southeast wind 7 to 9 mph.

Wednesday

A 20 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 68. Southeast wind 7 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 20 mph.

Wednesday Night

Mostly cloudy, with a low around 43. West northwest wind 7 to 13 mph becoming south southwest after midnight. Winds could gust as high as 20 mph.

Thursday

Mostly sunny, with a high near 73.

Thursday Night

Partly cloudy, with a low around 46.

Friday

Mostly sunny, with a high near 78.