Severe Thunderstorms in the Northern Plains and Upper Midwest; Critical Fire Weather in the West; Dangerous Heat in the Central and Eastern U.S.

Severe thunderstorms are likely today across the northern Plains and into the upper Mississippi Valley. Gusty winds and dry conditions will result in widespread critical fire weather through Saturday across parts of the Four Corners region and the Great Basin. A significant and dangerous heat wave will expand from the Central U.S. into the Eastern U.S this weekend through much of next week. Read More >

Current conditions at

John F Kennedy Memorial Airport (KASX)

Lat: 46.55°NLon: 90.92°WElev: 814ft.

Fair

57°F

14°C

Humidity 83%
Wind Speed N 6 mph
Barometer 29.82 in (1010.0 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 20 Jun 7:53 am CDT
Extended Forecast for

Cornucopia WI

Extreme Heat Warning June 21, 12:00pm until June 22, 09:00pm
Click here for hazard details and duration
Extreme Heat Warning
  • Today

    Today: Partly sunny, with a high near 72. Northeast wind around 5 mph.

    High: 72 °F

    Partly Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Some of the storms could be severe and produce heavy rainfall.  Low around 55. East wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.

    Low: 55 °F

    Chance
    T-storms then
    Severe
    Thunderstorms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms, mainly before 7am. Some of the storms could be severe.  Mostly sunny, with a high near 85. Southeast wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph.

    High: 85 °F

    Severe
    Thunderstorms
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 60. East wind around 5 mph becoming northwest after midnight. Winds could gust as high as 15 mph.

    Low: 60 °F

    Partly Cloudy

  • Sunday

    Sunday: A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm.  Mostly sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 30%.

    High: 85 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A chance of showers, with thunderstorms also possible after 7pm.  Partly cloudy, with a low around 63. Southwest wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 50%.

    Low: 63 °F

    Chance
    T-storms

  • Monday

    Monday: A chance of showers and thunderstorms.  Partly sunny, with a high near 79. West wind 5 to 10 mph, with gusts as high as 20 mph.

    High: 79 °F

    Chance
    T-storms

  • Monday Night

    Monday Night: A slight chance of showers before 1am.  Partly cloudy, with a low around 54. Northwest wind around 5 mph.

    Low: 54 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A slight chance of showers after 1pm.  Partly sunny, with a high near 69. Northeast wind around 5 mph.

    High: 69 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Partly sunny, with a high near 72. Northeast wind around 5 mph.
Tonight
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after midnight. Some of the storms could be severe and produce heavy rainfall. Low around 55. East wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 90%. New rainfall amounts between 1 and 2 inches possible.
Saturday
A 30 percent chance of showers and thunderstorms, mainly before 7am. Some of the storms could be severe. Mostly sunny, with a high near 85. Southeast wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 15 mph.
Saturday Night
Partly cloudy, with a low around 60. East wind around 5 mph becoming northwest after midnight. Winds could gust as high as 15 mph.
Sunday
A slight chance of showers before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers after 4pm. Mostly sunny, with a high near 85. South wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 30%.
Sunday Night
A chance of showers, with thunderstorms also possible after 7pm. Partly cloudy, with a low around 63. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 50%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 79. West wind 5 to 10 mph, with gusts as high as 20 mph.
Monday Night
A slight chance of showers before 1am. Partly cloudy, with a low around 54. Northwest wind around 5 mph.
Tuesday
A slight chance of showers after 1pm. Partly sunny, with a high near 69. Northeast wind around 5 mph.
Tuesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 50. Northeast wind around 5 mph.
Wednesday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 65. Northeast wind around 5 mph.
Wednesday Night
A chance of showers and thunderstorms. Cloudy, with a low around 51. Northeast wind around 5 mph.
Thursday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 67. Northeast wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Cornucopia WI
 46.81°N 91.12°W
6:27 am CDT Jun 20, 2025
8am CDT Jun 20, 2025-6pm CDT Jun 26, 2025
 
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Additional Resources

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