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

46°F

8°C

Humidity 93%
Wind Speed E 6 mph
Barometer 30.44 in
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 23 Sep 7:55 am CDT
Extended Forecast for

3 Miles SSW Marine On Saint Croix MN

  • Today

    Today: Sunny, with a high near 67. Southeast wind 5 to 10 mph.

    High: 67 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 50. Southeast wind around 5 mph.

    Low: 50 °F

    Increasing
    Clouds

  • Thursday

    Thursday: A slight chance of showers between 10am and 2pm. Mostly cloudy, with a high near 65. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 65 °F

    Slight Chance
    Showers

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 52. South southeast wind around 5 mph becoming calm in the evening.

    Low: 52 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly cloudy, with a high near 68. Light southeast wind becoming south southeast 5 to 10 mph in the morning.

    High: 68 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 54. Southeast wind 5 to 10 mph.

    Low: 54 °F

    Mostly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 62. Southeast wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 62 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 30 percent chance of showers. Mostly cloudy, with a low around 53. South southeast wind 5 to 10 mph.

    Low: 53 °F

    Chance
    Showers

  • Sunday

    Sunday: Mostly cloudy, with a high near 70. South wind around 5 mph.

    High: 70 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 67. Southeast wind 5 to 10 mph.
Tonight
Increasing clouds, with a low around 50. Southeast wind around 5 mph.
Thursday
A slight chance of showers between 10am and 2pm. Mostly cloudy, with a high near 65. South southeast wind 5 to 10 mph. Chance of precipitation is 20%.
Thursday Night
Mostly cloudy, with a low around 52. South southeast wind around 5 mph becoming calm in the evening.
Friday
Mostly cloudy, with a high near 68. Light southeast wind becoming south southeast 5 to 10 mph in the morning.
Friday Night
A 40 percent chance of showers after 1am. Mostly cloudy, with a low around 54. Southeast wind 5 to 10 mph.
Saturday
Showers likely, with thunderstorms also possible after 1pm. Mostly cloudy, with a high near 62. Southeast wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 30 percent chance of showers. Mostly cloudy, with a low around 53. South southeast wind 5 to 10 mph.
Sunday
Mostly cloudy, with a high near 70. South wind around 5 mph.
Sunday Night
Mostly cloudy, with a low around 56. Calm wind.
Monday
A 30 percent chance of showers. Partly sunny, with a high near 71. Light south southeast wind increasing to 5 to 10 mph in the morning.
Monday Night
Showers likely. Mostly cloudy, with a low around 56. South southeast wind around 10 mph. Chance of precipitation is 60%.
Tuesday
Showers likely. Mostly cloudy, with a high near 65. South southeast wind around 10 mph. Chance of precipitation is 70%.
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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:
6:27 am CDT Sep 23, 2026
Forecast Valid:
8am CDT Sep 23, 2026-6pm CDT Sep 29, 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