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

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

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Overcast

78°F

26°C

Humidity	74%
Wind Speed	NW 17 mph
Barometer	29.86 in (1010.5 mb)
Dewpoint	69°F (21°C)
Visibility	10.00 mi
Heat Index	80°F (27°C)
Last update	16 Jul 3:53 pm CDT

More Information:

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

Extended Forecast for

2 Miles SSE Marshalltown IA

Tonight
Low: 56 °F
Mostly Cloudy
Thursday
High: 72 °F
Mostly Cloudy
Thursday Night
Low: 58 °F
Partly Cloudy
Friday
High: 78 °F
Partly Sunny
then Slight
Chance
T-storms
Friday Night
Low: 68 °F
Chance
Showers then
T-storms
Likely
Saturday
High: 83 °F
Chance
T-storms
Saturday Night
Low: 67 °F
Chance
T-storms
Sunday
High: 79 °F
Chance
Showers then
Chance
T-storms
Sunday Night
Low: 67 °F
Chance
T-storms

Detailed Forecast

Tonight

Mostly cloudy, with a low around 56. North northwest wind 9 to 15 mph, with gusts as high as 20 mph.

Thursday

Mostly cloudy, with a high near 72. North northeast wind 7 to 10 mph.

Thursday Night

Partly cloudy, with a low around 58. Northeast wind around 6 mph becoming calm in the evening.

Friday

A 20 percent chance of showers and thunderstorms after 1pm. Mostly cloudy, with a high near 78. Southeast wind 6 to 9 mph.

Friday Night

Showers and thunderstorms likely, mainly after 1am. Mostly cloudy, with a low around 68. Southeast wind around 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Saturday

A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 83. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A 40 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 67.

Sunday

A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 79.

Sunday Night

A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 67.

Monday

Partly sunny, with a high near 84.

Monday Night

Partly cloudy, with a low around 70.

Tuesday

Sunny, with a high near 90.