Thunderstorms and Heavy Rain in the Mid-South; Heat Continues in the Southeast and Southwest

Severe thunderstorms and heavy rain are expected across portions of the mid-Mississippi Valley into the Ohio Valley and portions of Arizona. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that, when combined with oppressive dew points, little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

New Ulm Municipal Airport (KULM)

Lat: 44.32°NLon: 94.5°WElev: 1001ft.

Fair

75°F

24°C

Humidity 54%
Wind Speed NE 3 mph
Barometer 30.00 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 19 Aug 2:15 pm CDT
Extended Forecast for

Lafayette MN

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 79. Calm wind becoming west around 5 mph.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Clear, with a low around 60. Calm wind becoming south around 5 mph after midnight.

    Low: 60 °F

    Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 83. South southwest wind 5 to 15 mph.

    High: 83 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm.  Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.

    Low: 61 °F

    Chance
    T-storms then
    Partly Cloudy

  • Friday

    Friday: Mostly cloudy through mid morning, then gradual clearing, with a high near 82. North northwest wind 5 to 10 mph.

    High: 82 °F

    Becoming
    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Northwest wind around 5 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. North northwest wind 5 to 10 mph.

    High: 80 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 55. North northwest wind around 5 mph becoming calm  after midnight.

    Low: 55 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 79. Calm wind becoming southeast around 5 mph in the afternoon.

    High: 79 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 79. Calm wind becoming west around 5 mph.
Tonight
Clear, with a low around 60. Calm wind becoming south around 5 mph after midnight.
Thursday
A 30 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 83. South southwest wind 5 to 15 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 61. Southwest wind 5 to 10 mph.
Friday
Mostly cloudy through mid morning, then gradual clearing, with a high near 82. North northwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 60. Northwest wind around 5 mph.
Saturday
Sunny, with a high near 80. North northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 55. North northwest wind around 5 mph becoming calm after midnight.
Sunday
Mostly sunny, with a high near 79. Calm wind becoming southeast around 5 mph in the afternoon.
Sunday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 59. Southeast wind around 5 mph.
Monday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. South wind 5 to 10 mph.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 63. South wind 5 to 10 mph.
Tuesday
A 20 percent chance of showers. Mostly sunny, with a high near 84. West wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Lafayette MN
 44.45°N 94.4°W (Elev. 1017 ft)
1:26 pm CDT Aug 19, 2026
2pm CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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