National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lala Impacting Hawaii; Severe Thunderstorm and Flash Flooding Risks; Excessive Heat

Areas of gusty winds, heavy rain leading to flash flooding, and high surf continue across portions of Hawaii as Tropical Storm Lala continues to move away from the islands. Severe thunderstorm, heavy rainfall, and flash flooding threats continue from the Midwest to the Mid-Atlantic and across the central High Plains. Record heat continues for areas of the central/southern Plain into the Southeast Read More >

Hazardous Weather Conditions

Current conditions at

Bismarck, Bismarck Municipal Airport (KBIS)

Lat: 46.78°NLon: 100.76°WElev: 1677ft.

Mostly Cloudy

72°F

22°C

Humidity 57%
Wind Speed S 5 mph
Barometer 30.09 in (1018.4 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 16 Aug 9:52 pm CDT
Extended Forecast for

Regan ND

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 56. Southeast wind 8 to 10 mph becoming southwest after midnight.

    Low: 56 °F

    Chance
    T-storms

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 82. Southwest wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.

    High: 82 °F

    Chance
    T-storms then
    Sunny

  • Monday Night

    Monday Night: A 10 percent chance of showers after 5am. Increasing clouds, with a low around 53. Northwest wind 5 to 11 mph becoming northeast after midnight. Winds could gust as high as 18 mph.

    Low: 53 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 77. North wind 6 to 8 mph.

    High: 77 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 51. North wind around 7 mph becoming southeast after midnight.

    Low: 51 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 81. Southeast wind 6 to 8 mph becoming southwest in the afternoon.

    High: 81 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56. South wind 5 to 10 mph.

    Low: 56 °F

    Slight Chance
    T-storms

  • Thursday

    Thursday: A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 86 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A slight chance of showers after 1am. Partly cloudy, with a low around 57. South wind 8 to 10 mph.

    Low: 57 °F

    Partly Cloudy
    then Slight
    Chance
    Showers

Detailed Forecast

Tonight
A 40 percent chance of showers and thunderstorms, mainly after 5am. Partly cloudy, with a low around 56. Southeast wind 8 to 10 mph becoming southwest after midnight.
Monday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Mostly sunny, with a high near 82. Southwest wind 9 to 14 mph becoming northwest in the afternoon. Winds could gust as high as 23 mph.
Monday Night
A 10 percent chance of showers after 5am. Increasing clouds, with a low around 53. Northwest wind 5 to 11 mph becoming northeast after midnight. Winds could gust as high as 18 mph.
Tuesday
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 77. North wind 6 to 8 mph.
Tuesday Night
Partly cloudy, with a low around 51. North wind around 7 mph becoming southeast after midnight.
Wednesday
Mostly sunny, with a high near 81. Southeast wind 6 to 8 mph becoming southwest in the afternoon.
Wednesday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 56. South wind 5 to 10 mph.
Thursday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Southwest wind 9 to 13 mph, with gusts as high as 20 mph.
Thursday Night
A slight chance of showers after 1am. Partly cloudy, with a low around 57. South wind 8 to 10 mph.
Friday
Mostly sunny, with a high near 84. North wind 8 to 14 mph, with gusts as high as 21 mph.
Friday Night
Mostly clear, with a low around 56. North wind 6 to 11 mph becoming east after midnight. Winds could gust as high as 18 mph.
Saturday
Mostly sunny, with a high near 80. Southeast wind 7 to 11 mph, with gusts as high as 18 mph.
Saturday Night
Partly cloudy, with a low around 59. Southeast wind 11 to 14 mph, with gusts as high as 23 mph.
Sunday
Mostly sunny, with a high near 85. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Regan ND
 47.15°N 100.54°W
Last Update:
9:37 pm CDT Aug 16, 2026
Forecast Valid:
10pm CDT Aug 16, 2026-6pm CDT Aug 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation