Sky Warn 2026

FORT PECK DAM (GGWFP)

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

54°F

12°C

Humidity	50%
Wind Speed	WNW 12 MPH
Barometer	NA
Dewpoint	36°F (2°C)
Visibility	NA
Last update	15 May 08:48 PM MDT

More Information:

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

Extended Forecast for

Nashua MT

Tonight
Low: 38 °F
Mostly Clear
Saturday
High: 71 °F
Increasing
Clouds
Saturday Night
Low: 39 °F
Chance
T-storms then
Showers
Sunday
High: 53 °F
Showers
Likely
Sunday Night
Low: 32 °F
Chance
T-storms
Monday
High: 50 °F
Chance
T-storms then
Slight Chance
Showers
Monday Night
Low: 31 °F
Slight Chance
Showers then
Mostly Cloudy
Tuesday
High: 60 °F
Partly Sunny
Tuesday Night
Low: 35 °F
Partly Cloudy

Detailed Forecast

Tonight

Mostly clear, with a low around 38. Northwest wind around 6 mph becoming calm after midnight.

Saturday

Increasing clouds, with a high near 71. Light and variable wind becoming east northeast 5 to 7 mph in the morning.

Saturday Night

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Low around 39. Northeast wind 11 to 15 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

Sunday

Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 53. North northeast wind 15 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 70%.

Sunday Night

A 50 percent chance of showers and thunderstorms. Cloudy, with a low around 32. North wind 13 to 18 mph, with gusts as high as 29 mph.

Monday

A chance of showers and thunderstorms before noon, then a slight chance of showers. Mostly cloudy, with a high near 50. North wind 11 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.

Monday Night

A 20 percent chance of showers before midnight. Mostly cloudy, with a low around 31. North wind 6 to 11 mph becoming light after midnight. Winds could gust as high as 20 mph.

Tuesday

Partly sunny, with a high near 60. Light and variable wind becoming west northwest around 6 mph in the afternoon.

Tuesday Night

Partly cloudy, with a low around 35. East southeast wind around 7 mph.

Wednesday

A 20 percent chance of showers after noon. Mostly sunny, with a high near 68. East southeast wind 5 to 10 mph becoming southwest in the afternoon. Winds could gust as high as 18 mph.

Wednesday Night

Partly cloudy, with a low around 40. West wind 6 to 11 mph becoming light and variable after midnight.

Thursday

Mostly sunny, with a high near 71.

Thursday Night

Mostly cloudy, with a low around 44.

Friday

A slight chance of showers. Partly sunny, with a high near 70.