Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. Read More >

Hazardous Weather Conditions

Current conditions at

Mankato, Mankato Regional Airport (KMKT)

Lat: 44.22°NLon: 93.92°WElev: 1020ft.

Fair

74°F

23°C

Humidity 71%
Wind Speed S 6 mph
Barometer 29.98 in (1015.0 mb)
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 17 Aug 7:56 pm CDT
Extended Forecast for

2 Miles S Mankato MN

  • Tonight

    Tonight: A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am.  Mostly cloudy, with a low around 64. South southwest wind 5 to 10 mph.  Chance of precipitation is 40%.

    Low: 64 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms, mainly between 10am and noon.  Cloudy, then gradually becoming mostly sunny, with a high near 80. West wind around 5 mph becoming north in the afternoon.

    High: 80 °F

    Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 9pm.  Mostly clear, with a low around 59. North northwest wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 59 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 80. Calm wind becoming south southeast around 5 mph.

    High: 80 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 59. Calm wind becoming southeast around 5 mph.

    Low: 59 °F

    Mostly Clear

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 1pm.  Sunny, with a high near 82. South wind 5 to 10 mph.

    High: 82 °F

    Sunny then
    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 63. South southwest wind 5 to 10 mph.

    Low: 63 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday

    Friday: A chance of showers, with thunderstorms also possible after 1pm.  Mostly sunny, with a high near 83. West northwest wind 5 to 10 mph.  Chance of precipitation is 30%.

    High: 83 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A slight chance of showers and thunderstorms.  Mostly clear, with a low around 60. West northwest wind around 5 mph.  Chance of precipitation is 20%.

    Low: 60 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A chance of showers and thunderstorms before 3am, then a slight chance of showers and thunderstorms after 4am. Mostly cloudy, with a low around 64. South southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Tuesday
A 40 percent chance of showers and thunderstorms, mainly between 10am and noon. Cloudy, then gradually becoming mostly sunny, with a high near 80. West wind around 5 mph becoming north in the afternoon.
Tuesday Night
A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 9pm. Mostly clear, with a low around 59. North northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
Mostly sunny, with a high near 80. Calm wind becoming south southeast around 5 mph.
Wednesday Night
Mostly clear, with a low around 59. Calm wind becoming southeast around 5 mph.
Thursday
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 82. South wind 5 to 10 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63. South southwest wind 5 to 10 mph.
Friday
A chance of showers, with thunderstorms also possible after 1pm. Mostly sunny, with a high near 83. West northwest wind 5 to 10 mph. Chance of precipitation is 30%.
Friday Night
A slight chance of showers and thunderstorms. Mostly clear, with a low around 60. West northwest wind around 5 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 79. North northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 58. North northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 79. Calm wind becoming south southeast around 5 mph in the morning.
Sunday Night
Partly cloudy, with a low around 60. South southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 81. South wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles S Mankato MN
 44.15°N 94.01°W (Elev. 801 ft)
6:56 pm CDT Aug 17, 2026
8pm CDT Aug 17, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database