NimbocastBismarck, ND Weather
Live radar, hourly and 7-day forecast, and National Weather Service alerts for Bismarck, Burleigh County, North Dakota.
Updated Jul 29, 2026, 2:27 PM local time · Radar refreshes every 5 minutes
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Bismarck
99°F
Wind 12 mph
Humidity 26%
Cloud cover 13%
UV index 7
Alerts 1
Active alerts (1)
Heat AdvisoryModerate
Williams; Mountrail; McKenzie; Dunn; Mercer; Oliver; Golden Valley; Billings; Stark; Burleigh; Hettinger; Grant; Emmons; Western McLean; Eastern McLean; Western Morton; Eastern Morton; Western Sioux; Eastern Sioux
Until Jul 30, 2026, 1:00 AM
Full details
* WHAT...Heat index values around 100 expected. * WHERE...Much of western and central North Dakota including the James River Valley. * WHEN...Until 8 PM CDT /7 PM MDT/ this evening. * IMPACTS...Hot temperatures and high humidity may cause heat illnesses. Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.
Bismarck weather radar
Light
Heavy
Next 24 hours
Now
☀️
99°F
3 PM
⛅
100°F
4 PM
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100°F
5 PM
☀️
101°F
6 PM
☁️
100°F
7 PM
☁️
98°F
8 PM
☁️
96°F
2%
9 PM
☁️
93°F
3%
10 PM
🌦️
89°F
5%
11 PM
☁️
87°F
9%
12 AM
☁️
84°F
7%
1 AM
☁️
84°F
6%
2 AM
☁️
83°F
7%
3 AM
☁️
80°F
16%
4 AM
☁️
80°F
22%
5 AM
☁️
79°F
18%
6 AM
☁️
77°F
11%
7 AM
☁️
75°F
8%
8 AM
☁️
78°F
18%
9 AM
☁️
80°F
22%
10 AM
☁️
80°F
23%
11 AM
🌧️
72°F
34%
12 PM
🌦️
71°F
32%
1 PM
☁️
73°F
16%
7-day forecast
Today
Jul 29
🌦️
101°F
65°F
9%
Thu
Jul 30
🌧️
84°F
71°F
34%
Fri
Jul 31
☁️
95°F
65°F
5%
Sat
Aug 1
☁️
104°F
68°F
6%
Sun
Aug 2
☁️
112°F
82°F
7%
Mon
Aug 3
☁️
94°F
71°F
29%
Tue
Aug 4
☁️
83°F
60°F
9%
Weather near Bismarck
Alerts are relayed from the National Weather Service and may lag
the official source. In a life-threatening situation always follow
weather.gov and local emergency
broadcasts.