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.

Thunderstorm in Vicinity

57°F

14°C

Humidity 100%
Wind Speed Calm
Barometer 29.46 in (997.5 mb)
Dewpoint 57°F (14°C)
Visibility 9.00 mi
Last update 21 Jun 3:53 am CDT
Extended Forecast for

6 Miles NE Mellen WI

Severe T-storm Watch June 21, 04:38am until June 21, 07:00am
Flood Watch June 21, 04:38am until June 21, 07:00am
Extreme Heat Warning June 21, 12:00pm until June 22, 09:00pm
Severe T-storm Warning June 21, 04:38am until June 21, 04:45am
Click here for hazard details and duration
Severe T-storm Watch
Flood Watch
Extreme Heat Warning
Severe T-storm Warning
  •  
    Severe T-storm Watch June 21, 04:38am until June 21, 07:00am
    Flood Watch June 21, 04:38am until June 21, 07:00am
    Severe T-storm Warning June 21, 04:38am until June 21, 04:45am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 67 °F

    Severe
    Thunderstorms

  • Saturday

    Saturday: A 30 percent chance of showers and thunderstorms before 8am. Some of the storms could be severe and produce heavy rainfall.  Partly sunny and hot, with a high near 91. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 30 mph.

    High: 91 °F

    Breezy.
    Severe
    Thunderstorms
    then Mostly
    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 74. South wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 74 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny and hot, with a high near 93. Breezy, with a south wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 93 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: A 40 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 74. Breezy, with a south wind around 15 mph, with gusts as high as 25 mph.

    Low: 74 °F

    Chance
    T-storms and
    Breezy

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 84. Breezy, with a west wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Showers
    Likely and
    Breezy

  • Monday Night

    Monday Night: A slight chance of thunderstorms before 7pm.  Partly cloudy, with a low around 54. North wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 54 °F

    Slight Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 70. North wind around 5 mph.

    High: 70 °F

    Partly Sunny

Detailed Forecast

Overnight
A 50 percent chance of showers and thunderstorms. Some of the storms could be severe and produce heavy rainfall. Cloudy, with a low around 67. South wind around 10 mph, with gusts as high as 20 mph.
Saturday
A 30 percent chance of showers and thunderstorms before 8am. Some of the storms could be severe and produce heavy rainfall. Partly sunny and hot, with a high near 91. Breezy, with a southwest wind 10 to 15 mph, with gusts as high as 30 mph.
Saturday Night
Partly cloudy, with a low around 74. South wind 5 to 10 mph, with gusts as high as 15 mph.
Sunday
Sunny and hot, with a high near 93. Breezy, with a south wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Breezy, with a south wind around 15 mph, with gusts as high as 25 mph.
Monday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84. Breezy, with a west wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
A slight chance of thunderstorms before 7pm. Partly cloudy, with a low around 54. North wind 5 to 10 mph, with gusts as high as 15 mph.
Tuesday
Partly sunny, with a high near 70. North wind around 5 mph.
Tuesday Night
A chance of showers, mainly after 1am. Mostly cloudy, with a low around 53. East wind around 5 mph.
Wednesday
Showers likely and possibly a thunderstorm. Cloudy, with a high near 66. Northeast wind around 5 mph.
Wednesday Night
Showers likely. Cloudy, with a low around 53. East wind around 5 mph.
Thursday
Showers likely. Mostly cloudy, with a high near 65. Northeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 50. Northeast wind around 5 mph.
Friday
A slight chance of showers. Partly sunny, with a high near 71. Northeast wind around 5 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NE Mellen WI
 46.4°N 90.58°W
4:26 am CDT Jun 21, 2025
4am CDT Jun 21, 2025-6pm CDT Jun 27, 2025
 
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Additional Resources

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