News Headlines
- This Saturday, June 27: Great Falls Disaster Response Expo - FREE and Family-Friendly Event, Great Falls College at MSU
- SCN26-50: Discontinuation of the State Forecast Product (SFP) for all NWS Central Region, Southern Region, and Western Region Offices: Effective June 29, 2026
- The Regional Temperatures and Precipitation Product for the State of Montana (RTPMT) will now be discontinued on July 7, 2026.
Current conditions at
Great Falls, Great Falls International Airport (KGTF)
Lat: 47.47333°NLon: 111.38222°WElev: 3675.0ft.
Overcast
66°F
19°C
| Humidity | 63% |
| Wind Speed | SE 9 MPH |
| Barometer | 29.72 in (1006.44 mb) |
| Dewpoint | 54°F (12°C) |
| Visibility | 10.00 mi |
| Last update | 26 Jun 01:20 PM MDT |
Extended Forecast for
Sun Prairie MT
This Afternoon
High: 80 °F
Showers
LikelyTonight
Low: 50 °F
Showers then
Chance
ShowersSaturday
High: 72 °F
Chance
ShowersSaturday Night
Low: 47 °F
Showers
Likely then
ShowersSunday
High: 60 °F
Rain and
BreezySunday Night
Low: 44 °F
Rain Likely
and BreezyMonday
High: 61 °F
Showers and
BreezyMonday Night
Low: 45 °F
Showers
LikelyTuesday
High: 75 °F
Mostly Sunny
Detailed Forecast
This Afternoon
A slight chance of showers before 3pm, then a chance of showers and thunderstorms between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Mostly cloudy, with a high near 80. South southeast wind 5 to 8 mph becoming west. Chance of precipitation is 70%.
Tonight
Showers and thunderstorms before midnight, then a chance of showers after 4am. Low around 50. West wind 5 to 9 mph becoming light west southwest after midnight. Chance of precipitation is 90%.
Saturday
A chance of showers, with thunderstorms also possible after 3pm. Partly sunny, with a high near 72. Light and variable wind becoming west 5 to 8 mph in the afternoon. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and midnight, then showers after midnight. Low around 47. West southwest wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 90%.
Sunday
Rain. High near 60. Breezy, with a southwest wind 16 to 24 mph, with gusts as high as 34 mph. Chance of precipitation is 80%.
Sunday Night
Rain likely. Cloudy, with a low around 44. Breezy, with a southwest wind 20 to 24 mph, with gusts as high as 36 mph. Chance of precipitation is 70%.
Monday
Rain before noon, then showers and possibly a thunderstorm after noon. High near 61. Breezy, with a southwest wind 20 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 100%.
Monday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of showers. Mostly cloudy, with a low around 45. West southwest wind 16 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 75.
Tuesday Night
Partly cloudy, with a low around 48.
Wednesday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 78.
Wednesday Night
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 48.
Thursday
A slight chance of showers and thunderstorms. Mostly sunny, with a high near 82.
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Sun Prairie MT
47.54°N 111.5°W (Elev. 3399 ft)
47.54°N 111.5°W (Elev. 3399 ft)
12:32 pm MDT Jun 26, 2026
1pm MDT Jun 26, 2026-6pm MDT Jul 2, 2026
Additional Resources
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