A Large Storm System Will Impact The Western U.S. This Weekend

A large storm system will deliver widespread impacts to the Western U.S. this weekend. Widespread heavy snow, heavy rain, strong thunderstorms and a number of coastal hazards will likely cause travel issues. The locally heavy rain in north-central California and southwest Oregon may cause flash flooding, especially near recent and vulnerable burn scar areas. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

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

Fair

36°F

2°C

Humidity	70%
Wind Speed	S 13 mph
Barometer	29.80 in (1009.7 mb)
Dewpoint	27°F (-3°C)
Visibility	10.00 mi
Wind Chill	27°F (-3°C)
Last update	8 Dec 4:54 am CST

More Information:

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

Detailed forecast for

Black Hawk County

Today

Partly sunny. High in the mid 40s. Southwest wind near 10 mph.

Tonight

Cloudy. A 40 percent chance of light rain after midnight. Low around 30. Northeast wind near 5 mph.

Monday

Cloudy, breezy, colder. A chance of light rain possibly mixed with snow through mid morning, then light snow likely possibly mixed with freezing rain before noon. A chance of light snow early in the afternoon. Little or no snow accumulation. No ice accumulation. High in the mid 30s. Northwest wind 5 to 10 mph with gusts to around 25 mph increasing to 15 to 25 mph with gusts to around 35 mph in the afternoon. Chance of precipitation 60 percent.

Monday Night

Mostly cloudy through midnight then clearing. Breezy, colder. Low around 10. Northwest wind 15 to 20 mph with gusts to around 30 mph decreasing to 5 to 10 mph with gusts to around 20 mph after midnight.

Tuesday

Mostly sunny. Colder. High 15 to 20. Northwest wind 5 to 15 mph with gusts to around 25 mph.

Tuesday Night

Mostly cloudy. Low zero to 5 above.

Wednesday

Partly sunny. High 15 to 20.

Wednesday Night

Mostly cloudy. Low around 10.

Thursday

Mostly cloudy. Warmer. High in the lower 30s.

Thursday Night

Mostly cloudy. Not as cold. Low in the mid 20s.

Friday

Mostly cloudy. A slight chance of light snow in the morning, then a slight chance of light rain possibly mixed with snow in the afternoon. High around 40. Chance of precipitation 20 percent.

Friday Night

Mostly cloudy with a 30 percent chance of light snow. Low in the mid 20s.

Saturday

Mostly cloudy. A chance of light snow in the morning, then a slight chance of light rain and snow in the afternoon. High in the mid 30s. Chance of precipitation 30 percent.