Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55° N Lon: 92.4° W Elev: 873 ft.

Overcast

81°F

27°C

Humidity 85%
Wind Speed S 10 mph
Barometer 29.75 in (1006.7 mb)
Dewpoint 76°F (24°C)
Visibility 10.00 mi
Heat Index87°F (31°C)
Last update 29 Jun 1:54 am CDT
Detailed forecast for

Butler County

Rest Of Tonight
Mostly cloudy. Near steady temperature in the upper 70s. South winds 10 to 15 mph.
Monday
Sunny, breezy with highs in the lower 90s. South winds 15 to 20 mph, increasing to around 25 mph in the afternoon. Heat index values up to 107 in the afternoon.
Monday Night
Mostly clear in the evening, then becoming mostly cloudy. Breezy with lows in the mid 70s. South winds 15 to 25 mph with gusts up to 35 mph, diminishing to 10 to 15 mph with gusts up to 25 mph after midnight. Heat index values up to 106 early in the evening.
Tuesday
Mostly sunny. Humid with highs in the lower 90s. South winds 15 to 20 mph. Heat index values up to 104 in the afternoon.
Tuesday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of thunderstorms in the evening. A chance of showers. Humid with lows in the lower 70s. Southwest winds 10 to 15 mph. Chance of rain 50 percent. Heat index values up to 102 early in the evening.
Wednesday
Mostly sunny with a slight chance of thunderstorms. A chance of showers, mainly in the morning. Highs around 90. Chance of rain 50 percent.
Wednesday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A chance of thunderstorms after midnight. Lows in the lower 70s. Chance of rain 50 percent.
Thursday
Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.
Thursday Night
Partly cloudy. A chance of showers and thunderstorms in the evening, then showers likely with a slight chance of thunderstorms after midnight. Lows in the lower 70s. Chance of rain 60 percent.
Friday
Mostly sunny. A slight chance of showers and thunderstorms in the morning. Highs in the upper 80s. Chance of rain 20 percent.
Friday Night
Mostly clear with a slight chance of showers and thunderstorms in the evening, then partly cloudy with a chance of showers and thunderstorms after midnight. Lows around 70. Chance of rain 40 percent.
Independence Day
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 20 percent.
Saturday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 50 percent.
Sunday
Mostly sunny with a slight chance of showers. A slight chance of thunderstorms in the afternoon. Highs in the lower 80s. Chance of rain 20 percent.



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128 AM CDT Mon Jun 29 2026
 
 

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