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.

Fair

9°F

-13°C

Humidity 47%
Wind Speed NW 6 mph
Barometer 30.11 in
Dewpoint -8°F (-22°C)
Visibility 10.00 mi
Wind Chill-1°F (-18°C)
Last update 17 Mar 12:55 am CDT
Extended Forecast for

Lake St. Croix Beach MN

  • Overnight

    Overnight: Mostly clear, with a low around -4. Northwest wind around 5 mph.

    Low: -4 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of snow, mainly after 5pm. Increasing clouds, with a high near 21. Light and variable wind becoming south 5 to 10 mph in the afternoon.

    High: 21 °F

    Mostly Sunny
    then Chance
    Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly before 1am. Temperature rising to around 24 by 5am. South wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    Low: 17 °F⇑

    Snow then
    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42. South southwest wind around 5 mph.

    High: 42 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31. South southwest wind around 5 mph becoming calm in the evening.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 46. Calm wind becoming west around 5 mph.

    High: 46 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 35. South wind around 5 mph.

    Low: 35 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 51. Southwest wind 5 to 10 mph.

    High: 51 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 36. South wind around 5 mph.

    Low: 36 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly clear, with a low around -4. Northwest wind around 5 mph.
Tuesday
A 30 percent chance of snow, mainly after 5pm. Increasing clouds, with a high near 21. Light and variable wind becoming south 5 to 10 mph in the afternoon.
Tuesday Night
Snow, mainly before 1am. Temperature rising to around 24 by 5am. South wind 5 to 10 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Mostly sunny, with a high near 42. South southwest wind around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 31. South southwest wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 46. Calm wind becoming west around 5 mph.
Thursday Night
Mostly cloudy, with a low around 35. South wind around 5 mph.
Friday
Partly sunny, with a high near 51. Southwest wind 5 to 10 mph.
Friday Night
Mostly cloudy, with a low around 36. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 57. South southwest wind 5 to 10 mph becoming west northwest in the afternoon.
Saturday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 33. North northwest wind around 10 mph. Chance of precipitation is 20%.
Sunday
Partly sunny, with a high near 45. North northwest wind around 10 mph.
Sunday Night
Mostly cloudy, with a low around 25. North wind 5 to 10 mph.
Monday
Partly sunny, with a high near 43. Northeast wind 5 to 10 mph becoming southeast in the afternoon.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Lake St. Croix Beach MN
 44.93°N 92.76°W (Elev. 679 ft)
Last Update:
11:42 pm CDT Mar 16, 2026
Forecast Valid:
1am CDT Mar 17, 2026-6pm CDT Mar 23, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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