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National Weather Service Flood Inundation Mapping Available for Iowa in September 2025

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Overcast

40°F

4°C

Humidity	93%
Wind Speed	E 12 mph
Barometer	29.90 in (1012.9 mb)
Dewpoint	38°F (3°C)
Visibility	10.00 mi
Wind Chill	33°F (1°C)
Last update	18 Nov 6:54 am CST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

5 Miles SW Tripoli IA

Today
High: 41 °F
Chance Rain
then Cloudy
Tonight
Low: 35 °F
Cloudy
Wednesday
High: 46 °F
Cloudy
Wednesday Night
Low: 36 °F
Mostly Cloudy
Thursday
High: 53 °F
Mostly Sunny
Thursday Night
Low: 28 °F
Partly Cloudy
Friday
High: 47 °F
Mostly Sunny
Friday Night
Low: 27 °F
Slight Chance
Rain then
Partly Cloudy
Saturday
High: 50 °F
Mostly Sunny

Detailed Forecast

Today

A 30 percent chance of rain, mainly before 11am. Cloudy, with a high near 41. East northeast wind 10 to 13 mph, with gusts as high as 20 mph. New precipitation amounts of less than a tenth of an inch possible.

Tonight

Cloudy, with a low around 35. East northeast wind 6 to 9 mph.

Wednesday

Cloudy, with a high near 46. East wind around 6 mph becoming south in the afternoon.

Wednesday Night

Mostly cloudy, with a low around 36. South southeast wind around 6 mph.

Thursday

Mostly sunny, with a high near 53. South wind 6 to 10 mph becoming northwest in the afternoon.

Thursday Night

Partly cloudy, with a low around 28.

Friday

Mostly sunny, with a high near 47.