National Weather Service Forecast for: Shelby MT
Issued by: National Weather Service Great Falls, MT
Updated: 2:46 pm MDT Jul 16, 2026
 
Tonight

Tonight: A chance of showers between midnight and 2am. Partly cloudy, with a low around 62. East southeast wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Mostly Clear
then Chance
Showers

 Friday

Friday: A slight chance of showers between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe. Increasing clouds, with a high near 93. Southeast wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Sunny then
Severe
T-Storms

 Friday
Night
Friday Night: Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Some of the storms could be severe. Mostly cloudy, with a low around 61. South southeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Severe
T-Storms
then Slight
Chance
Showers
 Saturday

Saturday: Sunny, with a high near 95. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Sunny


 Saturday
Night
Saturday Night: Mostly clear, with a low around 61. West southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Mostly Clear


 Sunday

Sunday: Sunny, with a high near 92. West wind 7 to 16 mph, with gusts as high as 28 mph.
Sunny


 Sunday
Night
Sunday Night: Mostly clear, with a low around 58. West wind 10 to 17 mph, with gusts as high as 28 mph.
Mostly Clear


 Monday

Monday: Mostly sunny, with a high near 83. North northeast wind 7 to 10 mph, with gusts as high as 18 mph.
Mostly Sunny


 Monday
Night
Monday Night: Partly cloudy, with a low around 60.
Partly Cloudy
Lo 62 °F Hi 93 °F Lo 61 °F Hi 95 °F Lo 61 °F Hi 92 °F Lo 58 °F Hi 83 °F Lo 60 °F

 

Tonight
 
 A chance of showers between midnight and 2am. Partly cloudy, with a low around 62. East southeast wind 5 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 30%.
Friday
 
 A slight chance of showers between 2pm and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe. Increasing clouds, with a high near 93. Southeast wind 5 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 40%.
Friday Night
 
 Showers and thunderstorms likely before 1am, then a slight chance of showers between 1am and 2am. Some of the storms could be severe. Mostly cloudy, with a low around 61. South southeast wind 5 to 10 mph becoming light and variable after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
 
 Sunny, with a high near 95. Light and variable wind becoming west southwest 5 to 8 mph in the afternoon. Winds could gust as high as 20 mph.
Saturday Night
 
 Mostly clear, with a low around 61. West southwest wind 9 to 14 mph, with gusts as high as 23 mph.
Sunday
 
 Sunny, with a high near 92. West wind 7 to 16 mph, with gusts as high as 28 mph.
Sunday Night
 
 Mostly clear, with a low around 58. West wind 10 to 17 mph, with gusts as high as 28 mph.
Monday
 
 Mostly sunny, with a high near 83. North northeast wind 7 to 10 mph, with gusts as high as 18 mph.
Monday Night
 
 Partly cloudy, with a low around 60.
Tuesday
 
 A slight chance of showers after noon. Partly sunny, with a high near 83.
Tuesday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 61.
Wednesday
 
 A slight chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Wednesday Night
 
 A chance of showers and thunderstorms. Partly cloudy, with a low around 61.
Thursday
 
 A chance of showers and thunderstorms. Partly sunny, with a high near 88.

 

Forecast from NOAA-NWS for Shelby MT.