Thunderstorms and Heavy Rainfall in the Plains; Hazardous Heat in the South and Southeast

Severe thunderstorms will be possible across the northern/central Plains through Tuesday afternoon and from the central Plains to the Mid-Mississippi Valley Tuesday evening through Wednesday morning. Storms may produce large hail and damaging wind gusts, and heavy rainfall may lead to scattered instances of flash flooding. Meanwhile, hazardous heat persists across the South and Southeast. 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

72°F

22°C

Humidity	76%
Wind Speed	S 3 mph
Barometer	30.01 in (1015.8 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	17 Aug 8:54 pm CDT

More Information:

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

Extended Forecast for

Elk Run Heights IA

Tonight
Low: 64 °F
Partly Cloudy
Tuesday
High: 78 °F
Showers
Likely
Tuesday Night
Low: 61 °F
Chance
Showers then
Partly Cloudy
Wednesday
High: 77 °F
Mostly Sunny
Wednesday Night
Low: 59 °F
Partly Cloudy
Thursday
High: 78 °F
Sunny
Thursday Night
Low: 62 °F
Chance
T-storms
Friday
High: 80 °F
Chance
Showers
Friday Night
Low: 62 °F
Chance
Showers

Detailed Forecast

Tonight

Partly cloudy, with a low around 64. South southwest wind 3 to 6 mph.

Tuesday

Showers and thunderstorms likely before 2pm, then showers likely and possibly a thunderstorm between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Partly sunny, with a high near 78. South wind 6 to 8 mph becoming west northwest in the afternoon. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Tuesday Night

A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly clear, then becoming mostly cloudy toward daybreak, with a low around 61. West wind around 5 mph becoming calm in the evening. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday

Mostly sunny, with a high near 77. Light north northeast wind.

Wednesday Night

Partly cloudy, with a low around 59. Light and variable wind.

Thursday

Sunny, with a high near 78.

Thursday Night

A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly clear, with a low around 62.

Friday

A chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 30%.

Friday Night

A 40 percent chance of showers before 1am. Partly cloudy, with a low around 62.