Sky Warn 2026

Hazardous Weather Conditions

Current conditions at

FORT PECK DAM (GGWFP)

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

91°F

33°C

Humidity	23%
Wind Speed	SE 16 MPH
Barometer	NA
Dewpoint	49°F (9°C)
Visibility	NA
Heat Index	88°F (31°C)
Last update	26 May 02:48 PM MDT

More Information:

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

Extended Forecast for

Nashua MT

Lake Wind Advisory until May 28, 06:00am

Heat Advisory until May 26, 09:00pm

Heat Advisory May 27, 12:00pm until May 27, 09:00pm

Click here for hazard details and duration

Lake Wind Advisory

Heat Advisory

Lake Wind Advisory until May 28, 06:00am
Heat Advisory until May 26, 09:00pm
NOW: Multiple hazards in effect
Click HERE for Details
This Afternoon
High: 102 °F
Hot
Tonight
Low: 66 °F
Mostly Cloudy
and Breezy
Wednesday
High: 101 °F
Mostly Sunny
then Mostly
Sunny and
Breezy
Wednesday Night
Low: 68 °F
Partly Cloudy
Thursday
High: 102 °F
Hot
Thursday Night
Low: 66 °F
Partly Cloudy
Friday
High: 101 °F
Hot
Friday Night
Low: 64 °F
Partly Cloudy
then Slight
Chance
T-storms

Detailed Forecast

This Afternoon

Partly sunny and hot, with a high near 102. East southeast wind 18 to 21 mph, with gusts as high as 31 mph.

Tonight

Mostly cloudy, with a low around 66. Breezy, with an east wind 17 to 24 mph, with gusts as high as 39 mph.

Wednesday

Mostly sunny and hot, with a high near 101. Breezy, with a southeast wind 16 to 22 mph, with gusts as high as 34 mph.

Wednesday Night

Partly cloudy, with a low around 68. Southeast wind 14 to 20 mph, with gusts as high as 33 mph.

Thursday

Sunny and hot, with a high near 102. South southeast wind 14 to 18 mph, with gusts as high as 30 mph.

Thursday Night

Partly cloudy, with a low around 66. Southeast wind 11 to 16 mph, with gusts as high as 26 mph.

Friday

Mostly sunny and hot, with a high near 101. Southeast wind 10 to 15 mph, with gusts as high as 24 mph.

Friday Night

A 20 percent chance of showers and thunderstorms after midnight. Partly cloudy, with a low around 64. East southeast wind 14 to 17 mph, with gusts as high as 29 mph.

Saturday

Showers likely and possibly a thunderstorm after noon. Partly sunny, with a high near 94. Southeast wind 13 to 20 mph, with gusts as high as 32 mph. Chance of precipitation is 70%.

Saturday Night

Showers likely and possibly a thunderstorm before midnight, then a chance of showers. Mostly cloudy, with a low around 56. East wind 16 to 21 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 70%.

Sunday

A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. South southwest wind 13 to 18 mph, with gusts as high as 31 mph.

Sunday Night

A chance of showers. Mostly cloudy, with a low around 50.

Monday

A chance of showers. Partly sunny, with a high near 81.

Monday Night

A chance of showers. Mostly cloudy, with a low around 49.

Tuesday

A slight chance of showers. Mostly sunny, with a high near 83.