National Weather Service Forecast for: Garrison ND
Issued by: National Weather Service Bismarck, ND
Updated: 7:36 pm CDT Sep 12, 2026
 
Tonight

Tonight: A slight chance of showers between 2am and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 40. Northwest wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 20%.
Cloudy then
Slight Chance
Showers
 Sunday

Sunday: Sunny, with a high near 70. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Sunny

 Sunday
Night
Sunday Night: Showers likely after 2am. Increasing clouds, with a low around 49. Southeast wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Partly Cloudy
then Showers
Likely
 Monday

Monday: Showers and possibly a thunderstorm before 10am, then showers between 10am and 1pm. High near 72. Windy, with a southeast wind 21 to 28 mph becoming west in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%.
Showers and
Windy
 Monday
Night
Monday Night: Partly cloudy, with a low around 44. Windy, with a northwest wind around 25 mph, with gusts as high as 44 mph.
Partly Cloudy
and Windy
 Tuesday

Tuesday: Sunny, with a high near 67. Northwest wind 8 to 18 mph, with gusts as high as 30 mph.
Sunny

 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 44. North wind 5 to 7 mph becoming east after midnight.
Partly Cloudy

 Wednesday

Wednesday: A chance of showers. Partly sunny, with a high near 67. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Chance
Showers
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 44. East wind 6 to 8 mph becoming west after midnight.
Partly Cloudy
Lo 40 °F Hi 70 °F Lo 49 °F Hi 72 °F Lo 44 °F Hi 67 °F Lo 44 °F Hi 67 °F Lo 44 °F

 

Tonight
 
 A slight chance of showers between 2am and 3am. Cloudy, then gradually becoming partly cloudy, with a low around 40. Northwest wind 5 to 9 mph becoming calm after midnight. Chance of precipitation is 20%.
Sunday
 
 Sunny, with a high near 70. Calm wind becoming southeast 5 to 7 mph in the afternoon.
Sunday Night
 
 Showers likely after 2am. Increasing clouds, with a low around 49. Southeast wind 10 to 18 mph, with gusts as high as 30 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
 
 Showers and possibly a thunderstorm before 10am, then showers between 10am and 1pm. High near 72. Windy, with a southeast wind 21 to 28 mph becoming west in the afternoon. Winds could gust as high as 40 mph. Chance of precipitation is 90%.
Monday Night
 
 Partly cloudy, with a low around 44. Windy, with a northwest wind around 25 mph, with gusts as high as 44 mph.
Tuesday
 
 Sunny, with a high near 67. Northwest wind 8 to 18 mph, with gusts as high as 30 mph.
Tuesday Night
 
 Partly cloudy, with a low around 44. North wind 5 to 7 mph becoming east after midnight.
Wednesday
 
 A chance of showers. Partly sunny, with a high near 67. Southeast wind 7 to 10 mph, with gusts as high as 20 mph.
Wednesday Night
 
 Partly cloudy, with a low around 44. East wind 6 to 8 mph becoming west after midnight.
Thursday
 
 Sunny, with a high near 73. East wind 5 to 10 mph becoming south in the afternoon. Winds could gust as high as 20 mph.
Thursday Night
 
 Mostly clear, with a low around 47. South wind 5 to 7 mph.
Friday
 
 Mostly sunny, with a high near 76. South wind 5 to 9 mph becoming north in the afternoon. Winds could gust as high as 18 mph.
Friday Night
 
 Partly cloudy, with a low around 47. Northeast wind 6 to 8 mph.
Saturday
 
 Sunny, with a high near 75.

 

Forecast from NOAA-NWS for Garrison ND.