National Weather Service Forecast for: Belgrade MT
Issued by: National Weather Service Great Falls, MT
Updated: 3:43 am MDT Jun 22, 2026
 
Overnight

Overnight: Mostly clear, with a low around 46. Calm wind.
Mostly Clear

 Monday

Monday: A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 73. Light and variable wind becoming north 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Sunny then
Slight Chance
T-storms
 Monday
Night
Monday Night: A 20 percent chance of showers between 9pm and 10pm. Partly cloudy, with a low around 40. North wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Slight Chance
Showers then
Mostly Clear
 Tuesday

Tuesday: Mostly sunny, with a high near 75. Calm wind becoming north northwest around 6 mph in the afternoon.
Mostly Sunny

 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 45. North northeast wind 5 to 9 mph becoming east after midnight.
Partly Cloudy

 Wednesday

Wednesday: Mostly sunny, with a high near 79. Light and variable wind.
Mostly Sunny

 Wednesday
Night
Wednesday Night: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 46. East wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Slight Chance
T-storms then
Partly Cloudy
 Thursday

Thursday: A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Calm wind becoming northwest around 5 mph in the afternoon.
Mostly Sunny
then Chance
T-storms
 Thursday
Night
Thursday Night: Mostly cloudy, with a low around 49.
Mostly Cloudy
Lo 46 °F Hi 73 °F Lo 40 °F Hi 75 °F Lo 45 °F Hi 79 °F Lo 46 °F Hi 81 °F Lo 49 °F

 

Overnight
 
 Mostly clear, with a low around 46. Calm wind.
Monday
 
 A 20 percent chance of showers and thunderstorms after 3pm. Sunny, with a high near 73. Light and variable wind becoming north 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
 
 A 20 percent chance of showers between 9pm and 10pm. Partly cloudy, with a low around 40. North wind 8 to 13 mph becoming light and variable after midnight. Winds could gust as high as 21 mph.
Tuesday
 
 Mostly sunny, with a high near 75. Calm wind becoming north northwest around 6 mph in the afternoon.
Tuesday Night
 
 Partly cloudy, with a low around 45. North northeast wind 5 to 9 mph becoming east after midnight.
Wednesday
 
 Mostly sunny, with a high near 79. Light and variable wind.
Wednesday Night
 
 A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers between 9pm and midnight. Partly cloudy, with a low around 46. East wind 5 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Thursday
 
 A chance of showers and thunderstorms after noon. Mostly sunny, with a high near 81. Calm wind becoming northwest around 5 mph in the afternoon.
Thursday Night
 
 Mostly cloudy, with a low around 49.
Friday
 
 A slight chance of showers and thunderstorms after noon. Partly sunny, with a high near 85.
Friday Night
 
 Showers and thunderstorms likely. Mostly cloudy, with a low around 49.
Saturday
 
 Showers and possibly a thunderstorm. Cloudy, with a high near 67.
Saturday Night
 
 Showers and possibly a thunderstorm. Mostly cloudy, with a low around 40.
Sunday
 
 Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 60.

 

Forecast from NOAA-NWS for Belgrade MT.