National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Lake Elmo Airport (K21D)

Lat: 45°NLon: 92.85°WElev: 925ft.

Overcast

30°F

-1°C

Humidity 59%
Wind Speed NW 15 G 21 mph
Barometer 29.90 in
Dewpoint 18°F (-8°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 18 Apr 8:15 am CDT
Extended Forecast for

Lake St. Croix Beach MN

  • Today

    Today: Partly sunny, with a high near 44. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.

    High: 44 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: A 10 percent chance of snow after 5am. Mostly cloudy, with a low around 31. West northwest wind 10 to 15 mph decreasing to 5 to 10 mph in the evening.

    Low: 31 °F

    Partly Cloudy
    then Slight
    Chance Snow

  • Sunday

    Sunday: Partly sunny, then gradually becoming sunny, with a high near 44. Northwest wind 5 to 15 mph.

    High: 44 °F

    Becoming
    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 26. North northwest wind 5 to 10 mph becoming light and variable in the evening.

    Low: 26 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 59. Light south southeast wind becoming south 10 to 15 mph in the morning.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. South wind 5 to 10 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 69. North wind around 5 mph.

    High: 69 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 43. North wind around 5 mph becoming east southeast after midnight.

    Low: 43 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 76. East southeast wind 5 to 15 mph.

    High: 76 °F

    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 44. Breezy, with a west northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Tonight
A 10 percent chance of snow after 5am. Mostly cloudy, with a low around 31. West northwest wind 10 to 15 mph decreasing to 5 to 10 mph in the evening.
Sunday
Partly sunny, then gradually becoming sunny, with a high near 44. Northwest wind 5 to 15 mph.
Sunday Night
Mostly clear, with a low around 26. North northwest wind 5 to 10 mph becoming light and variable in the evening.
Monday
Mostly sunny, with a high near 59. Light south southeast wind becoming south 10 to 15 mph in the morning.
Monday Night
Partly cloudy, with a low around 44. South wind 5 to 10 mph.
Tuesday
Sunny, with a high near 69. North wind around 5 mph.
Tuesday Night
Clear, with a low around 43. North wind around 5 mph becoming east southeast after midnight.
Wednesday
Sunny, with a high near 76. East southeast wind 5 to 15 mph.
Wednesday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 58. South southeast wind 10 to 15 mph.
Thursday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 76. South wind 10 to 15 mph.
Thursday Night
Showers and thunderstorms likely. Mostly cloudy, with a low around 52. South wind 10 to 15 mph. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 61. South wind 10 to 15 mph becoming west in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Lake St. Croix Beach MN
 44.93°N 92.76°W (Elev. 679 ft)
Last Update:
8:06 am CDT Apr 18, 2026
Forecast Valid:
8am CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation