Heavy Rain and Thunderstorms in the Plains; Snow in the Northern Rockies; Heavy Rain in Guam

A storm system moving over the Rockies today will bring marginal risks for excessive rainfall and severe thunderstorms from parts of New Mexico into western South Dakota. Heavy snow expected from northwestern Wyoming into southern Montana. Ongoing heavy showers and thunderstorms from Invest 96W could result in localized flash flooding, particularly in central or southern Guam early this morning. Read More >

Hazardous Weather Conditions

Current conditions at

MANDAN (KY19)

Lat: 46.77°NLon: 100.9°WElev: 1946ft.

50°F

10°C

Humidity 100%
Wind Speed E 10 mph
Barometer 30.09 in
Dewpoint 50°F (10°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 15 Oct 5:35 pm CDT
Extended Forecast for

5 Miles SW Bismarck ND

  • This Afternoon

    This Afternoon: A 20 percent chance of showers.  Cloudy, with a steady temperature around 48. East wind around 9 mph.

    High: 48 °F

    Slight Chance
    Showers

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am.  Patchy fog before 11pm, then patchy fog after 1am. Low around 47. East wind 8 to 10 mph.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Chance
    Showers and
    Patchy Fog
    then Showers
    and Patchy
    Fog

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm.  Areas of fog before 10am.  Otherwise, cloudy, with a high near 61. Northeast wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph.  Chance of precipitation is 70%.

    High: 61 °F

    Showers
    Likely and
    Areas Fog

  • Thursday Night

    Thursday Night: A 40 percent chance of showers.  Cloudy, then gradually becoming partly cloudy, with a low around 45. Southwest wind 13 to 15 mph, with gusts as high as 24 mph.

    Low: 45 °F

    Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers before 1pm.  Partly sunny, with a high near 59. Southwest wind around 18 mph, with gusts as high as 29 mph.

    High: 59 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 39. West wind 11 to 14 mph, with gusts as high as 21 mph.

    Low: 39 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 53. Breezy, with a west wind 14 to 22 mph, with gusts as high as 32 mph.

    High: 53 °F

    Mostly Sunny
    and Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 32. West wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 32 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 58. South wind 6 to 13 mph, with gusts as high as 22 mph.

    High: 58 °F

    Sunny

Detailed Forecast

This Afternoon
A 20 percent chance of showers. Cloudy, with a steady temperature around 48. East wind around 9 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1am. Patchy fog before 11pm, then patchy fog after 1am. Low around 47. East wind 8 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm. Areas of fog before 10am. Otherwise, cloudy, with a high near 61. Northeast wind 9 to 13 mph becoming west in the afternoon. Winds could gust as high as 21 mph. Chance of precipitation is 70%.
Thursday Night
A 40 percent chance of showers. Cloudy, then gradually becoming partly cloudy, with a low around 45. Southwest wind 13 to 15 mph, with gusts as high as 24 mph.
Friday
A 30 percent chance of showers before 1pm. Partly sunny, with a high near 59. Southwest wind around 18 mph, with gusts as high as 29 mph.
Friday Night
Mostly cloudy, with a low around 39. West wind 11 to 14 mph, with gusts as high as 21 mph.
Saturday
Mostly sunny, with a high near 53. Breezy, with a west wind 14 to 22 mph, with gusts as high as 32 mph.
Saturday Night
Mostly clear, with a low around 32. West wind 7 to 13 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 58. South wind 6 to 13 mph, with gusts as high as 22 mph.
Sunday Night
Partly cloudy, with a low around 40. South wind 9 to 11 mph becoming west after midnight.
Monday
Mostly sunny, with a high near 58. West wind 10 to 18 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 35. Northwest wind around 14 mph, with gusts as high as 22 mph.
Tuesday
Mostly sunny, with a high near 53. Northwest wind 14 to 16 mph, with gusts as high as 25 mph.
Tuesday Night
Partly cloudy, with a low around 34.
Wednesday
Mostly sunny, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SW Bismarck ND
 46.77°N 100.85°W
4:51 pm CDT Oct 15, 2025
5pm CDT Oct 15, 2025-6pm CDT Oct 22, 2025
 
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