County Forecast for Harmony , MN
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271400-
Fillmore-
Including the city of Preston
147 AM CDT Fri Mar 27 2026

Rest of tonight   Partly cloudy. Much colder with lows in the mid 20s. North winds 10 to 15 mph.
Friday   Mostly sunny and breezy. Much colder with highs around 40. Northwest winds 15 to 25 mph.
Friday night   Clear. Lows in the lower 20s. Northwest winds 10 to 20 mph with gusts up to 30 mph, becoming light winds after midnight.
Saturday   Breezy, warmer. Mostly sunny. Highs in the lower 50s. South winds 15 to 25 mph. Gusts up to 40 mph in the afternoon.
Saturday night   Not as cool. Partly cloudy in the evening, then becoming mostly cloudy. Lows in the upper 30s. Southwest winds 10 to 20 mph. Gusts up to 30 mph in the evening.
Sunday and sunday night   Partly cloudy. Highs in the mid 60s. Lows in the lower 40s.
Monday   Mostly sunny. Highs in the upper 60s.
Monday night   Partly cloudy with a chance of showers. Lows around 50. Chance of rain 40 percent.
Tuesday   Partly sunny with a 40 percent chance of showers. Highs around 70.
Tuesday night   Mostly cloudy with a chance of rain showers. Lows in the lower 40s. Chance of rain 40 percent.
Wednesday   Much cooler. Mostly cloudy with a 40 percent chance of rain showers. Highs in the lower 50s.
Wednesday night   Colder. Mostly cloudy with a chance of rain showers and snow showers. Lows in the lower 30s. Chance of precipitation 40 percent.
Thursday   Mostly sunny with a chance of rain showers and snow showers. Highs in the mid 40s. Chance of precipitation 40 percent.
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
Front Continues South Friday
Posted at 12:15PM Thu Mar 26, 2026 CDT
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