National Weather Service Forecast for: Mandan ND
Issued by: National Weather Service Bismarck, ND
Updated: 4:36 pm CDT Jul 28, 2026
 
Tonight

Tonight: Patchy smoke. Partly cloudy, with a low around 67. Light and variable wind becoming east around 6 mph in the evening.
Patchy Smoke

 Wednesday

Wednesday: Patchy smoke before 9am, then patchy smoke after 2pm. Mostly sunny and hot, with a high near 99. South wind 5 to 13 mph, with gusts as high as 22 mph.
Patchy Smoke

 Wednesday
Night
Wednesday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 67. Southeast wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Chance
T-storms then
Showers
Likely
 Thursday

Thursday: Showers likely, then showers and possibly a thunderstorm after 1pm. High near 86. Light and variable wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 80%.
Showers

 Thursday
Night
Thursday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 61. Northeast wind 5 to 9 mph becoming light north after midnight. Chance of precipitation is 30%.
Chance
T-storms then
Slight Chance
Showers
 Friday

Friday: Mostly sunny, with a high near 88. Calm wind becoming southeast around 6 mph in the afternoon.
Mostly Sunny

 Friday
Night
Friday Night: Mostly clear, with a low around 61. South wind around 7 mph.
Mostly Clear

 Saturday

Saturday: Sunny and hot, with a high near 92. South wind 5 to 13 mph, with gusts as high as 22 mph.
Hot

 Saturday
Night
Saturday Night: Mostly clear, with a low around 66. South wind around 15 mph, with gusts as high as 26 mph.
Mostly Clear
Lo 67 °F Hi 99 °F Lo 67 °F Hi 86 °F Lo 61 °F Hi 88 °F Lo 61 °F Hi 92 °F Lo 66 °F

Hazardous Weather Outlook
 

Tonight
 
 Patchy smoke. Partly cloudy, with a low around 67. Light and variable wind becoming east around 6 mph in the evening.
Wednesday
 
 Patchy smoke before 9am, then patchy smoke after 2pm. Mostly sunny and hot, with a high near 99. South wind 5 to 13 mph, with gusts as high as 22 mph.
Wednesday Night
 
 A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 67. Southeast wind 6 to 13 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
 
 Showers likely, then showers and possibly a thunderstorm after 1pm. High near 86. Light and variable wind becoming northeast 5 to 9 mph in the morning. Chance of precipitation is 80%.
Thursday Night
 
 A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 61. Northeast wind 5 to 9 mph becoming light north after midnight. Chance of precipitation is 30%.
Friday
 
 Mostly sunny, with a high near 88. Calm wind becoming southeast around 6 mph in the afternoon.
Friday Night
 
 Mostly clear, with a low around 61. South wind around 7 mph.
Saturday
 
 Sunny and hot, with a high near 92. South wind 5 to 13 mph, with gusts as high as 22 mph.
Saturday Night
 
 Mostly clear, with a low around 66. South wind around 15 mph, with gusts as high as 26 mph.
Sunday
 
 Sunny and hot, with a high near 97. Windy, with a south wind 16 to 25 mph, with gusts as high as 36 mph.
Sunday Night
 
 A chance of showers. Mostly clear, with a low around 67. Breezy, with a south wind 13 to 21 mph, with gusts as high as 31 mph.
Monday
 
 Mostly sunny, with a high near 86. Breezy, with a southeast wind 13 to 21 mph becoming north in the afternoon. Winds could gust as high as 31 mph.
Monday Night
 
 Mostly clear, with a low around 54. North wind 13 to 18 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 28 mph.
Tuesday
 
 Sunny, with a high near 82.

 

Forecast from NOAA-NWS for Mandan ND.