County Forecast for Harmony , MN
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122100-
Fillmore-
Including the city of Preston
853 AM CDT Thu Mar 12 2026

...HIGH WIND WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO
10 AM CDT FRIDAY...

Today   Mostly sunny this morning, then mostly cloudy with a chance of rain and snow this afternoon. Windy with highs in the mid 40s. Southwest winds 5 to 10 mph, increasing to south 20 to 30 mph with gusts up to 40 mph this afternoon. Chance of precipitation 50 percent.
Tonight   Rain in the evening, then a chance of rain and snow after midnight. Very windy with lows in the upper 20s. Southwest winds 20 to 30 mph with gusts up to 45 mph, becoming west 25 to 40 mph with gusts up to 60 mph after midnight. Chance of precipitation 100 percent.
Friday   Mostly cloudy in the morning, then becoming partly sunny. Very windy with highs in the upper 30s. Northwest winds 25 to 40 mph. Gusts up to 60 mph, decreasing to 45 mph in the afternoon.
Friday night   Mostly cloudy. Lows in the mid 20s. Northwest winds 5 to 10 mph.
Saturday   Cloudy. A chance of snow in the afternoon. Snow accumulation little or no. Highs in the upper 30s. Southeast winds 5 to 10 mph. Chance of snow 30 percent.
Saturday night and sunday   Windy, snow. Snow accumulation of 4 to 8 inches. Lows in the upper 20s. Highs around 30. Chance of snow 90 percent.
Sunday night   Windy. Much colder. Mostly cloudy with a 50 percent chance of snow. Lows 5 to 10 above.
Monday   Breezy. Much colder. Partly sunny. Highs around 15.
Monday night   Cold. Partly cloudy. Lows around zero.
Tuesday   Mostly sunny in the morning, then becoming mostly cloudy. Highs around 20.
Tuesday night   Not as cold. Mostly cloudy with a 30 percent chance of snow. Lows around 10 above.
Wednesday   Not as cold. Mostly cloudy in the morning, then becoming partly sunny. Highs in the mid 30s.
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Bryce Anderson image
Bryce Anderson – DTN Meteorologist
System Moving Through Northern Plains with Snow, Extreme Winds
Posted at 5:39AM Thu Mar 12, 2026 CDT
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