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

Tropical Storm Arthur and Heavy Rainfall in the South; Severe Weather in the Midwest

An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana tonight. Intense tornadoes, swaths of damaging gusts, and hail in excess of 2 inches in diameter possible. Tropical Storm Arthur will continue to produce strong winds across coastal Upper Texas and Louisiana tonight, as well as potentially life-threatening flooding across southern Louisiana into Mississippi. Read More >

Current conditions at

Preston, Fillmore County Airport (KFKA)

Lat: 43.68°NLon: 92.17°WElev: 1270ft.

Mostly Cloudy

61°F

16°C

Humidity 94%
Wind Speed W 13 mph
Barometer 29.40 in
Dewpoint 59°F (15°C)
Visibility 10.00 mi
Last update 17 Jun 9:15 pm CDT
Extended Forecast for

Harmony MN

  • Tonight

    Tonight: A chance of showers between 11pm and 1am. Mostly cloudy, with a low around 54. Breezy, with a northwest wind 13 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    Showers and
    Breezy

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 70. Northwest wind around 13 mph.

    High: 70 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 50. Northwest wind 5 to 11 mph.

    Low: 50 °F

    Mostly Clear

  • Juneteenth

    Juneteenth: A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 73. West wind 5 to 10 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Sunny then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 54. West wind 6 to 8 mph. Chance of precipitation is 30%.

    Low: 54 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 76. Northwest wind 3 to 7 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 57. North wind 5 to 7 mph becoming east after midnight.

    Low: 57 °F

    Partly Cloudy
    then Chance
    Showers

  • Sunday

    Sunday: Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 70. East wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.

    High: 70 °F

    Showers
    Likely

  • Sunday Night

    Sunday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 53. Northeast wind 8 to 14 mph.

    Low: 53 °F

    Slight Chance
    Showers

Detailed Forecast

Tonight
A chance of showers between 11pm and 1am. Mostly cloudy, with a low around 54. Breezy, with a northwest wind 13 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%.
Thursday
A 20 percent chance of showers and thunderstorms after 4pm. Partly sunny, with a high near 70. Northwest wind around 13 mph.
Thursday Night
Mostly clear, with a low around 50. Northwest wind 5 to 11 mph.
Juneteenth
A 40 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 73. West wind 5 to 10 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
A chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Mostly clear, with a low around 54. West wind 6 to 8 mph. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 76. Northwest wind 3 to 7 mph.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 57. North wind 5 to 7 mph becoming east after midnight.
Sunday
Showers likely, with thunderstorms also possible after 1pm. Partly sunny, with a high near 70. East wind 9 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 60%.
Sunday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 53. Northeast wind 8 to 14 mph.
Monday
Mostly sunny, with a high near 73. North wind 7 to 9 mph.
Monday Night
Partly cloudy, with a low around 54. Northeast wind around 6 mph becoming light and variable in the evening.
Tuesday
Mostly sunny, with a high near 75. South wind 3 to 6 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57. Southwest wind around 7 mph.
Wednesday
Mostly sunny, with a high near 76. West wind around 9 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Harmony MN
 43.56°N 91.99°W
Last Update:
6:11 pm CDT Jun 17, 2026
Forecast Valid:
9pm CDT Jun 17, 2026-6pm CDT Jun 24, 2026
 
Forecast Discussion
 
Get as KML Get as XML

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