Farmers Union Cooperative

	County Forecast for Fort Atkinson , IA

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201700-
Winneshiek-
Including the city of Decorah
316 AM CST Sat Dec 20 2025

Today   Partly sunny this morning, then clearing. Not as cold with highs around 30. Temperature falling into the mid 20s this afternoon. Northwest winds 10 to 15 mph.
Tonight   Clear. Lows around 5 above. Northwest winds 10 to 15 mph.
Sunday   Mostly sunny. Highs in the mid 20s. West winds around 5 mph, becoming south in the afternoon.
Sunday night   Not as cold. Mostly cloudy. Lows around 18. Temperature rising into the in the upper 20s after midnight. South winds 10 to 15 mph.
Monday   Not as cold. Mostly cloudy. Highs in the upper 30s. South winds 10 to 15 mph.
Monday night through wednesday   Mostly cloudy. Lows in the upper 20s. Highs in the upper 30s.
Wednesday night   Cloudy. Lows in the mid 30s.
Christmas day and thursday night   Mostly cloudy. Highs in the mid 40s. Lows in the upper 20s.
Friday   Mostly cloudy. Highs in the upper 30s.

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Bryce Anderson – DTN Meteorologist

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System Moves Across North This Weekend; Warm Air Floods US Next Week

Some colder air will stick around for northern areas this weekend. But the week of Christmas will be warmer than normal. » More DTN Weather Commentary

Posted at 12:14PM Fri Dec 19, 2025 CST

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