Thunderstorms and Heavy Rains Across Portions of the Central and Eastern US; Heat Expands to Portions of the East

Widespread showers and thunderstorms, some severe, may produce heavy downpours and flash flooding across much of the eastern and central U.S. Dangerous heat will continue in the Pacific Northwest and expand across portions of the East. Deep tropical moisture and associated thunderstorms will bring heavy rainfall and localized flash flooding across portions of Florida into the central Gulf Coast. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Waterloo, Waterloo Municipal Airport (KALO)

Lat: 42.55°NLon: 92.4°WElev: 873ft.

Fair

73°F

23°C

Humidity	94%
Wind Speed	S 7 mph
Barometer	29.85 in (1010.1 mb)
Dewpoint	71°F (22°C)
Visibility	10.00 mi
Last update	16 Jul 1:54 am CDT

More Information:

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

Extended Forecast for

Waterloo IA

Overnight
Low: 70 °F
Mostly Cloudy
Wednesday
High: 83 °F
Showers
Likely
Wednesday Night
Low: 58 °F
Chance
Showers then
Mostly Cloudy
Thursday
High: 72 °F
Partly Sunny
Thursday Night
Low: 57 °F
Partly Cloudy
Friday
High: 77 °F
Mostly Sunny
Friday Night
Low: 66 °F
Slight Chance
T-storms then
Chance
T-storms
Saturday
High: 84 °F
Chance
T-storms
Saturday Night
Low: 66 °F
Chance
T-storms

Detailed Forecast

Overnight

Mostly cloudy, with a low around 70. South southeast wind around 5 mph.

Wednesday

A chance of showers and thunderstorms before 11am, then showers likely and possibly a thunderstorm between 11am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 83. South southeast wind 5 to 9 mph becoming west northwest in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 58. North northwest wind 8 to 10 mph, with gusts as high as 18 mph. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Partly sunny, with a high near 72. North northeast wind 9 to 11 mph.

Thursday Night

Partly cloudy, with a low around 57. East wind 3 to 7 mph.

Friday

Mostly sunny, with a high near 77.

Friday Night

A 50 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 66.

Saturday

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 84.

Saturday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 40%.