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

39°F

4°C

Humidity 61%
Wind Speed S 12 mph
Barometer 30.22 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 24 Mar 12:35 am CDT
Extended Forecast for

3 Miles SSW Marine On Saint Croix MN

  • Overnight

    Overnight: Mostly cloudy, with a low around 37. South southwest wind around 10 mph.

    Low: 37 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 55. South southwest wind 5 to 10 mph becoming east southeast in the afternoon.

    High: 55 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 38. Southeast wind around 5 mph.

    Low: 38 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 67. South southeast wind around 5 mph becoming southwest in the afternoon.

    High: 67 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 44. South southwest wind around 5 mph becoming west northwest after midnight.

    Low: 44 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 52. North northwest wind 5 to 15 mph.

    High: 52 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. North wind 5 to 15 mph.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 42. West northwest wind 5 to 10 mph.

    High: 42 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 24. West northwest wind 5 to 10 mph.

    Low: 24 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 37. South southwest wind around 10 mph.
Tuesday
Mostly cloudy, with a high near 55. South southwest wind 5 to 10 mph becoming east southeast in the afternoon.
Tuesday Night
Mostly cloudy, with a low around 38. Southeast wind around 5 mph.
Wednesday
Partly sunny, with a high near 67. South southeast wind around 5 mph becoming southwest in the afternoon.
Wednesday Night
A 20 percent chance of rain after 1am. Mostly cloudy, with a low around 44. South southwest wind around 5 mph becoming west northwest after midnight.
Thursday
A 20 percent chance of rain before 1pm. Mostly cloudy, with a high near 52. North northwest wind 5 to 15 mph.
Thursday Night
Partly cloudy, with a low around 24. North wind 5 to 15 mph.
Friday
Sunny, with a high near 42. West northwest wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 24. West northwest wind 5 to 10 mph.
Saturday
Sunny, with a high near 54. West southwest wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 34. South wind around 5 mph.
Sunday
Mostly sunny, with a high near 62. South southwest wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 38. South southeast wind around 5 mph.
Monday
Mostly sunny, with a high near 66. East southeast wind 5 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Marine On Saint Croix MN
 45.16°N 92.79°W (Elev. 912 ft)
Last Update:
12:36 am CDT Mar 24, 2026
Forecast Valid:
12am CDT Mar 24, 2026-6pm CDT Mar 30, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation