Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

Jamestown, Jamestown Municipal Airport (KJMS)

Lat: 46.93°NLon: 98.68°WElev: 1499ft.

Partly Cloudy

71°F

22°C

Humidity 68%
Wind Speed S 12 mph
Barometer 29.87 in (1011.1 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 19 Aug 9:56 pm CDT
Extended Forecast for

5 Miles NW Jamestown Municipal Airport ND

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms before 1am.  Mostly cloudy, with a low around 61. South wind 8 to 11 mph, with gusts as high as 21 mph.

    Low: 61 °F

    Chance
    Showers

  • Thursday

    Thursday: Sunny, with a high near 81. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 81 °F

    Sunny then
    Sunny and
    Breezy

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 55. Northwest wind 9 to 14 mph becoming light  after midnight. Winds could gust as high as 22 mph.

    Low: 55 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Northwest wind 5 to 14 mph, with gusts as high as 23 mph.

    High: 81 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 54. North wind 5 to 13 mph, with gusts as high as 21 mph.

    Low: 54 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 78. Northeast wind 5 to 9 mph.

    High: 78 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 54. Northeast wind around 7 mph becoming southeast after midnight.

    Low: 54 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 78. Southeast wind 7 to 16 mph, with gusts as high as 23 mph.

    High: 78 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 1am.  Partly cloudy, with a low around 59. Southeast wind 10 to 14 mph, with gusts as high as 20 mph.

    Low: 59 °F

    Chance
    Showers

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 61. South wind 8 to 11 mph, with gusts as high as 21 mph.
Thursday
Sunny, with a high near 81. Breezy, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Thursday Night
Mostly clear, with a low around 55. Northwest wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 22 mph.
Friday
Sunny, with a high near 81. Northwest wind 5 to 14 mph, with gusts as high as 23 mph.
Friday Night
Mostly clear, with a low around 54. North wind 5 to 13 mph, with gusts as high as 21 mph.
Saturday
Sunny, with a high near 78. Northeast wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 54. Northeast wind around 7 mph becoming southeast after midnight.
Sunday
Partly sunny, with a high near 78. Southeast wind 7 to 16 mph, with gusts as high as 23 mph.
Sunday Night
A chance of showers, with thunderstorms also possible after 1am. Partly cloudy, with a low around 59. Southeast wind 10 to 14 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 83. South wind 10 to 16 mph becoming west in the afternoon. Winds could gust as high as 23 mph.
Monday Night
Mostly clear, with a low around 60. West wind 9 to 14 mph.
Tuesday
Mostly sunny, with a high near 82. Northwest wind 9 to 17 mph, with gusts as high as 24 mph.
Tuesday Night
Partly cloudy, with a low around 57. North wind 5 to 14 mph, with gusts as high as 20 mph.
Wednesday
Mostly sunny, with a high near 82.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Jamestown Municipal Airport ND
 46.99°N 98.77°W
9:36 pm CDT Aug 19, 2026
10pm CDT Aug 19, 2026-6pm CDT Aug 26, 2026
 
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Additional Resources

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