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

Lake Elmo Airport (K21D)

Lat: 45°NLon: 92.85°WElev: 925ft.

Partly Cloudy

77°F

25°C

Humidity 47%
Wind Speed W 8 mph
Barometer 29.97 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 17 Aug 7:55 pm CDT
Extended Forecast for

Lake Saint Croix Beach MN

  • Tonight

    Tonight: A 30 percent chance of showers and thunderstorms, mainly before 1am.  Mostly cloudy, with a low around 63. South southwest wind around 5 mph becoming calm  after midnight.

    Low: 63 °F

    Chance
    T-storms

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms, mainly after 5pm.  Cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming west northwest around 5 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm.  Mostly clear, with a low around 56. North wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Low: 56 °F

    Chance
    Showers then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79. Calm wind becoming west northwest around 5 mph in the afternoon.

    High: 79 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 57. Southwest wind around 5 mph becoming calm.

    Low: 57 °F

    Mostly Clear

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 82. Light south wind becoming south southwest 5 to 10 mph in the morning.

    High: 82 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms.  Partly cloudy, with a low around 62. Southwest wind 5 to 10 mph.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 82. West wind 5 to 10 mph.  Chance of precipitation is 30%.

    High: 82 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A 20 percent chance of showers and thunderstorms before 1am.  Mostly clear, with a low around 60. Northwest wind 5 to 10 mph.

    Low: 60 °F

    Slight Chance
    T-storms

Detailed Forecast

Tonight
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63. South southwest wind around 5 mph becoming calm after midnight.
Tuesday
A 50 percent chance of showers and thunderstorms, mainly after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 78. Calm wind becoming west northwest around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of showers and thunderstorms before 7pm, then a slight chance of showers between 7pm and 8pm. Mostly clear, with a low around 56. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 79. Calm wind becoming west northwest around 5 mph in the afternoon.
Wednesday Night
Mostly clear, with a low around 57. Southwest wind around 5 mph becoming calm.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. Light south wind becoming south southwest 5 to 10 mph in the morning.
Thursday Night
A 50 percent chance of showers and thunderstorms. Partly cloudy, with a low around 62. Southwest wind 5 to 10 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 82. West wind 5 to 10 mph. Chance of precipitation is 30%.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Mostly clear, with a low around 60. Northwest wind 5 to 10 mph.
Saturday
Sunny, with a high near 77. North northwest wind 5 to 10 mph.
Saturday Night
Mostly clear, with a low around 56. North wind 5 to 10 mph becoming light east northeast in the evening.
Sunday
Mostly sunny, with a high near 77. Calm wind becoming west around 5 mph in the afternoon.
Sunday Night
Partly cloudy, with a low around 57. South southwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 80. South wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Lake Saint Croix Beach MN
 44.93°N 92.8°W (Elev. 850 ft)
6:56 pm CDT Aug 17, 2026
8pm CDT Aug 17, 2026-6pm CDT Aug 24, 2026
 
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Additional Resources

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Hourly Weather Forecast

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