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

Hazardous Weather Conditions

Current conditions at

Preston, Fillmore County Airport (KFKA)

Lat: 43.68°NLon: 92.17°WElev: 1270ft.

Mostly Cloudy

61°F

16°C

Humidity 100%
Wind Speed Calm
Barometer 30.29 in
Dewpoint 61°F (16°C)
Visibility 8.00 mi
Last update 18 Sep 6:15 am CDT
Extended Forecast for

Harmony MN

Flood Watch September 18, 07:00pm until September 19, 01:00pm
Click here for hazard details and duration
Flood Watch

  • Today

    Today: Showers, with thunderstorms also possible after 10am. High near 63. East wind 5 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 63 °F

    Showers

  • Tonight

    Tonight: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 57. Breezy, with an east wind 13 to 17 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.

    Low: 57 °F

    Heavy Rain
    and Breezy

  • Saturday

    Saturday: A chance of showers and thunderstorms, then showers likely after 2pm. Cloudy, with a high near 67. Northeast wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.

    High: 67 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 50 percent chance of showers. Mostly cloudy, with a low around 54. Northeast wind 9 to 13 mph. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Chance
    Showers

  • Sunday

    Sunday: A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 63. Northeast wind around 14 mph, with gusts as high as 22 mph.

    High: 63 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 49. Northeast wind 11 to 14 mph. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 49 °F

    Chance
    Showers

  • Monday

    Monday: A 30 percent chance of showers. Mostly cloudy, with a high near 57. Northeast wind around 14 mph.

    High: 57 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 45. Northeast wind 8 to 10 mph.

    Low: 45 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 59. East wind around 9 mph.

    High: 59 °F

    Partly Sunny

Detailed Forecast

Today
Showers, with thunderstorms also possible after 10am. High near 63. East wind 5 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Tonight
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. Low around 57. Breezy, with an east wind 13 to 17 mph. Chance of precipitation is 100%. New rainfall amounts between 2 and 3 inches possible.
Saturday
A chance of showers and thunderstorms, then showers likely after 2pm. Cloudy, with a high near 67. Northeast wind 8 to 10 mph. Chance of precipitation is 60%. New precipitation amounts between a quarter and half of an inch possible.
Saturday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 54. Northeast wind 9 to 13 mph. New precipitation amounts between a quarter and half of an inch possible.
Sunday
A 30 percent chance of showers before 1pm. Mostly cloudy, with a high near 63. Northeast wind around 14 mph, with gusts as high as 22 mph.
Sunday Night
A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 49. Northeast wind 11 to 14 mph. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 30 percent chance of showers. Mostly cloudy, with a high near 57. Northeast wind around 14 mph.
Monday Night
Mostly cloudy, with a low around 45. Northeast wind 8 to 10 mph.
Tuesday
Partly sunny, with a high near 59. East wind around 9 mph.
Tuesday Night
Partly cloudy, with a low around 43. East wind 3 to 6 mph.
Wednesday
Mostly sunny, with a high near 61. East wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 46. Calm wind.
Thursday
Mostly sunny, with a high near 65. Light north wind.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Harmony MN
 43.56°N 92.02°W
Last Update:
5:51 am CDT Sep 18, 2026
Forecast Valid:
6am CDT Sep 18, 2026-6pm CDT Sep 24, 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