North Dakota · NWS BIS office

Bismarck, ND weather

It is 37°F and fog at Bismarck, Bismarck Municipal Airport as of Oct 28, 4:05 AM CDT. Overnight: Patchy Fog, low near 30°F. Forecast from the National Weather Service, issued Oct 28, 3:36 AM CDT.

Updated Oct 28, 4:18 AM CDT (snapshot)

Current conditions

Temperature

37°F

Fog · feels like 35°F

Wind

SE 3 mph

Humidity 100% · dew point 37°F

Pressure · visibility

29.87 inHg

Visibility 0.2 mi

Observed at Bismarck, Bismarck Municipal Airport (KBIS), Oct 28, 4:05 AM CDT. Station readings can lag or be missing.

Alerts for this area

Special Weather Statement Moderate Expected

Special Weather Statement issued October 28 at 3:21AM CDT by NWS Bismarck ND

Area
Burleigh; Kidder; Stutsman; Grant; Emmons; Logan; La Moure; McIntosh; Dickey; Eastern Morton; Western Sioux; Eastern Sioux
In effect
Oct 28, 3:21 AM CDT
Expires
Oct 28, 6:00 AM CDT
Issued by
NWS Bismarck ND
Full text

Patchy dense fog will reduce visibility to one quarter mile or less early this morning in much of south central North Dakota, including the James River Valley. Motorists should be prepared for rapidly changing visibility and use extra caution traveling. Be extra cautious at intersections and railroad crossings. Visibility should improve by mid to late morning.

Around the NWS BIS forecast area

1 active alert covers zones served by the BIS office near Bismarck:

  • Special Weather Statement

From the alert snapshot of Oct 28, 2026, 5:12 AM EDT. North Dakota has 2 active alerts: see them all.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Bismarck (local time)
TimeTempForecastPrecip. chanceWind
Wed 4 AM36°FPatchy Fog0%S 1 mph
Wed 5 AM35°FPatchy Fog0% 0 mph
Wed 6 AM34°FPatchy Fog0% 0 mph
Wed 7 AM34°FPatchy Fog1%S 1 mph
Wed 8 AM34°FPatchy Fog2%S 3 mph
Wed 9 AM35°FPatchy Fog18%SW 3 mph
Wed 10 AM38°FPatchy Fog18%SW 3 mph
Wed 11 AM44°FPatchy Fog20%W 5 mph
Wed 12 PM50°FSlight Chance Light Rain18%W 7 mph
Wed 1 PM54°FSunny12%W 10 mph
Wed 2 PM57°FSunny0%W 13 mph
Wed 3 PM58°FSunny6%W 14 mph
Wed 4 PM59°FSunny0%W 15 mph
Wed 5 PM57°FSunny0%W 14 mph
Wed 6 PM55°FClear0%W 10 mph
Wed 7 PM50°FMostly Clear0%W 8 mph
Wed 8 PM46°FMostly Clear0%W 6 mph
Wed 9 PM43°FMostly Clear0%W 5 mph
Wed 10 PM40°FMostly Clear0%W 5 mph
Wed 11 PM38°FMostly Clear0%W 3 mph
Thu 12 AM35°FClear0%W 3 mph
Thu 1 AM33°FClear0%W 2 mph
Thu 2 AM32°FClear0%W 2 mph
Thu 3 AM31°FClear0%W 1 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Bismarck can differ.

7-day forecast

Overnight

Low 30°F

Patchy fog. Mostly cloudy. Low around 30, with temperatures rising to around 35 overnight. South wind around 1 mph.

Wednesday

High 59°F·Low 28°F

Patchy fog before 9am, then patchy fog and a slight chance of rain between 9am and 1pm. Partly sunny. High near 59, with temperatures falling to around 57 in the afternoon. Southwest wind 0 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 20%.

Wednesday Night: Mostly clear, with a low around 28. West wind 1 to 10 mph, with gusts as high as 18 mph.

Thursday

High 54°F·Low 28°F

Mostly sunny, with a high near 54. Northeast wind 0 to 7 mph.

Thursday Night: Partly cloudy, with a low around 28. Northeast wind around 6 mph.

Friday

High 51°F·Low 37°F

Mostly sunny, with a high near 51. Northeast wind 6 to 10 mph, with gusts as high as 20 mph.

Friday Night: Mostly cloudy, with a low around 37. East wind around 9 mph, with gusts as high as 20 mph.

Saturday

High 57°F·Low 45°F

Mostly cloudy, with a high near 57. Southeast wind around 9 mph, with gusts as high as 20 mph.

Saturday Night: A slight chance of rain showers after 1am. Mostly cloudy, with a low around 45. Southeast wind around 8 mph.

Sunday

High 61°F·Low 44°F

A slight chance of rain showers after noon. Mostly cloudy, with a high near 61. Southeast wind 6 to 10 mph, with gusts as high as 18 mph.

Sunday Night: A chance of rain showers. Mostly cloudy, with a low around 44. Southeast wind around 9 mph.

Monday

High 55°F·Low 37°F

A chance of rain showers. Mostly cloudy, with a high near 55. North wind 10 to 15 mph, with gusts as high as 25 mph.

Monday Night: A chance of rain showers. Mostly cloudy, with a low around 37. Northwest wind around 13 mph, with gusts as high as 24 mph.

Tuesday

High 52°F

A chance of rain showers. Mostly cloudy, with a high near 52.

Nearby cities

See every city we cover in North Dakota, or check all active alerts.

About this forecast

Forecast office
Bismarck is served by the National Weather Service BIS forecast office, forecast zone NDZ035, county zone NDC015.
Location used
The Census Bureau's internal point for Bismarck (46.8146, -100.7701), in Burleigh County. Population: 77,772 (2024 estimate), number 2 of the 8 North Dakota cities on this site.
Radar
Nearest NWS radar: KBIS. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/46.8146,-100.7701 (forecast issued Oct 28, 3:36 AM CDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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