Current conditions at

East Troy Municipal Airport (K57C)

Lat: 42.8° N Lon: 88.37° W Elev: 860 ft.

Fair

39°F

4°C

Humidity 90%
Wind Speed Calm
Barometer 30.01 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 29 Apr 10:35 pm CDT
Detailed forecast for

Jefferson County

Tonight
Colder. Mostly clear. A 20 percent chance of light rain showers in the evening. Widespread frost after midnight. Lows in the mid 30s. Northwest winds up to 5 mph.
Thursday
Partly sunny. Areas of frost in the morning. A 50 percent chance of light rain showers in the afternoon. Highs in the lower 50s. Northwest winds up to 10 mph.
Thursday Night
Partly cloudy. A 40 percent chance of light rain showers in the evening. Widespread frost after midnight. Lows in the mid 30s. North winds up to 10 mph.
Friday
Partly sunny. Areas of frost in the morning. A 20 percent chance of light rain showers in the afternoon. Highs around 50. North winds 5 to 10 mph.
Friday Night
Partly cloudy. Widespread frost through the night. Lows in the lower 30s. North winds up to 5 mph.
Saturday
Sunny in the morning then becoming partly sunny. Widespread frost in the morning. Highs in the mid 50s.
Saturday Night
Partly cloudy. Lows in the upper 30s.
Sunday
Partly sunny. Slight chance of light rain showers in the morning, then chance of light rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 40 percent.
Sunday Night
Mostly cloudy with a 30 percent chance of light rain showers through around midnight, then partly cloudy after midnight. Lows in the lower 40s.
Monday
Partly sunny with a 30 percent chance of light rain showers. Highs in the mid 60s.
Monday Night
Partly cloudy. A 20 percent chance of light rain showers through around midnight. Lows in the lower 40s.
Tuesday
Mostly sunny. A 20 percent chance of light rain showers and thunderstorms in the afternoon. Highs in the mid 60s.
Tuesday Night
Partly cloudy. Chance of light rain showers and slight chance of thunderstorms through around midnight, then chance of light rain showers after midnight. Lows in the mid 40s. Chance of precipitation 40 percent.
Wednesday
Partly sunny. Chance of light rain showers in the morning, then chance of light rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 40 percent.



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1030 PM CDT Wed Apr 29 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database