Dangerous Heat in the East; Critical Fire Weather in the Southwest

Dangerous, record-breaking heat will intensify across most of the central and eastern U.S this week. Heat indices will likely exceed 100 degrees. Heat is likely to continue across the eastern U.S. through the Independence Day holiday weekend. Critical fire weather conditions will continue today and likely Tuesday across portions of the Four Corners and northern High Plains. Read More >

Current conditions at

Jamestown, Jamestown Municipal Airport (KJMS)

Lat: 46.93°NLon: 98.68°WElev: 1499ft.

Mostly Cloudy

81°F

27°C

Humidity 77%
Wind Speed SE 14 mph
Barometer 29.45 in (996.0 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 29 Jun 4:56 pm CDT
Extended Forecast for

Tappen ND

Tornado Watch until June 29, 10:00pm
Click here for hazard details and duration
Tornado Watch
  •  
    Tornado Watch until June 29, 10:00pm

    NOW until 10:00pm Mon

    Tornado Watch

  • This Afternoon

    High: 74 °F

    Severe
    Thunderstorms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 9pm. Some of the storms could be severe.  Partly cloudy, with a low around 55. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.

    Low: 55 °F

    Severe
    Thunderstorms
    then Mostly
    Clear

  • Tuesday

    Tuesday: Sunny, with a high near 79. Windy, with a west wind 22 to 32 mph, with gusts as high as 44 mph.

    High: 79 °F

    Sunny and
    Windy

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 58. Breezy, with a southwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 32 mph.

    Low: 58 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 82. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 82 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. West wind 5 to 9 mph becoming south after midnight.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 86. South wind 7 to 14 mph, with gusts as high as 21 mph.

    High: 86 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers.  Mostly cloudy, with a low around 61. East wind 8 to 13 mph becoming southeast after midnight. Winds could gust as high as 18 mph.

    Low: 61 °F

    Chance
    T-storms

Detailed Forecast

This Afternoon
A 40 percent chance of showers and thunderstorms. Some of the storms could be severe. Partly sunny, with a steady temperature around 74. Southwest wind around 13 mph, with gusts as high as 25 mph.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 9pm. Some of the storms could be severe. Partly cloudy, with a low around 55. Southwest wind 14 to 18 mph, with gusts as high as 28 mph.
Tuesday
Sunny, with a high near 79. Windy, with a west wind 22 to 32 mph, with gusts as high as 44 mph.
Tuesday Night
Mostly clear, with a low around 58. Breezy, with a southwest wind 16 to 21 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 32 mph.
Wednesday
Mostly sunny, with a high near 82. Southwest wind 7 to 13 mph, with gusts as high as 20 mph.
Wednesday Night
Mostly clear, with a low around 59. West wind 5 to 9 mph becoming south after midnight.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. South wind 7 to 14 mph, with gusts as high as 21 mph.
Thursday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 61. East wind 8 to 13 mph becoming southeast after midnight. Winds could gust as high as 18 mph.
Friday
A slight chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. Southeast wind 9 to 15 mph, with gusts as high as 21 mph.
Friday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 63. East wind 10 to 15 mph, with gusts as high as 21 mph.
Independence Day
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 81. Northeast wind 8 to 14 mph becoming west in the morning.
Saturday Night
A chance of showers. Partly cloudy, with a low around 59. Northwest wind 7 to 14 mph.
Sunday
Mostly sunny, with a high near 81. Northwest wind 10 to 16 mph, with gusts as high as 23 mph.
Sunday Night
Mostly clear, with a low around 60.
Monday
Mostly sunny, with a high near 84.
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ABOUT THIS FORECAST

 
Point Forecast:
Tappen ND
 46.88°N 99.63°W
4:37 pm CDT Jun 29, 2026
5pm CDT Jun 29, 2026-6pm CDT Jul 6, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database