Bismarck Airport (BIS) Weather 08/31/2025
This Afternoon
87
Isolated T-storms
Tonight
58
Slight Chance T-storms
Friday
80
Mostly Sunny
Friday Night
51
Mostly Clear
Saturday
72
Sunny
Saturday Night
47
Mostly Clear
Sunday
69
Sunny
Sunday Night
44
Mostly Clear
Monday
70
Sunny
Monday Night
46
Mostly Clear
Tuesday
76
Sunny
Tuesday Night
51
Mostly Clear
Wednesday
79
Sunny
Weekly Forecast
This Afternoon
Isolated showers and thunderstorms before 4pm. Mostly cloudy, with a high near 87. North wind around 16 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.
Tonight
A slight chance of showers and thunderstorms before 1am, then a slight chance of showers between 1am and 3am. Partly cloudy, with a low around 58. North wind 6 to 11 mph, with gusts as high as 18 mph. Chance of precipitation is 20%.
Friday
Mostly sunny, with a high near 80. Light northwest wind increasing to 13 to 18 mph in the morning. Winds could gust as high as 28 mph.
Friday Night
Mostly clear, with a low around 51. Northwest wind 8 to 16 mph, with gusts as high as 25 mph.
Saturday
Sunny, with a high near 72. Northwest wind 8 to 14 mph, with gusts as high as 22 mph.
Saturday Night
Mostly clear, with a low around 47. North wind 5 to 10 mph becoming light after midnight.
Sunday
Sunny, with a high near 69. Light north wind increasing to 5 to 9 mph in the morning.
Sunday Night
Mostly clear, with a low around 44. North wind 5 to 9 mph becoming calm after midnight.
Monday
Sunny, with a high near 70. Calm wind becoming northeast around 6 mph in the afternoon.
Monday Night
Mostly clear, with a low around 46. East wind around 7 mph becoming southeast after midnight.
Tuesday
Sunny, with a high near 76. South wind 5 to 8 mph.
Tuesday Night
Mostly clear, with a low around 51. Southeast wind 6 to 8 mph.
Wednesday
Sunny, with a high near 79. South wind 5 to 9 mph.