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

50°F

10°C

Humidity 88%
Wind Speed Calm
Barometer 30.13 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 23 Aug 5:55 am CDT
Extended Forecast for

5 Miles SSW Marine On Saint Croix MN

  • Today

    Today: Patchy fog before 8am. Otherwise, sunny, with a high near 77. Light north wind becoming northwest 5 to 10 mph in the afternoon.

    High: 77 °F

    Patchy Fog
    then Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 50. North wind around 5 mph becoming calm in the evening.

    Low: 50 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the morning.

    High: 80 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 84. South wind 5 to 10 mph. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 62. Southwest wind 5 to 10 mph. Chance of precipitation is 10%.

    Low: 62 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 80. West northwest wind 5 to 15 mph.

    High: 80 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Northwest wind 5 to 10 mph.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. North northwest wind 5 to 10 mph.

    High: 80 °F

    Sunny

Detailed Forecast

Today
Patchy fog before 8am. Otherwise, sunny, with a high near 77. Light north wind becoming northwest 5 to 10 mph in the afternoon.
Tonight
Partly cloudy, with a low around 50. North wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 80. Calm wind becoming southeast around 5 mph in the morning.
Monday Night
Partly cloudy, with a low around 59. South wind around 5 mph.
Tuesday
A slight chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 84. South wind 5 to 10 mph. Chance of precipitation is 20%.
Tuesday Night
A slight chance of thunderstorms before 7pm. Mostly clear, with a low around 62. Southwest wind 5 to 10 mph. Chance of precipitation is 10%.
Wednesday
Sunny, with a high near 80. West northwest wind 5 to 15 mph.
Wednesday Night
Mostly clear, with a low around 56. Northwest wind 5 to 10 mph.
Thursday
Sunny, with a high near 80. North northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 53. North northwest wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 81. Calm wind becoming northwest around 5 mph.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 57. Southeast wind around 5 mph.
Saturday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 79. South southeast wind 5 to 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSW Marine On Saint Croix MN
 45.14°N 92.82°W (Elev. 991 ft)
Last Update:
4:57 am CDT Aug 23, 2026
Forecast Valid:
6am CDT Aug 23, 2026-6pm CDT Aug 29, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation