Severe Thunderstorms and Excessive Rainfall in the Central U.S.; Heat Building in the Western U.S.

A cold front pressing east across the central U.S. will be the focus for areas of strong to severe thunderstorms and excessive rainfall through this weekend. Strong to severe thunderstorms my bring damaging winds, hail, and a few tornadoes while excessive rainfall may lead to areas of flooding. Heat will build across the western U.S. with heat-related watches, warnings, and advisories issued. Read More >

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11° N Lon: 92.92° W Elev: 971 ft.

Fair

72°F

22°C

Humidity	76%
Wind Speed	W 6 mph
Barometer	29.97 in (1014.5 mb)
Dewpoint	64°F (18°C)
Visibility	10.00 mi
Last update	12 Jul 7:53 pm CDT

More Information:

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

Detailed forecast for

Grundy County

Tonight

Partly cloudy. Lows in the upper 50s. West winds 5 to 10 mph.

Sunday

Sunny. Highs in the lower 80s. Southwest winds 5 to 10 mph.

Sunday Night

Mostly clear. Humid with lows in the mid 60s. Southwest winds 5 to 10 mph.

Monday

Sunny with highs in the upper 80s. Southwest winds around 5 mph.

Monday Night

Mostly clear. Humid with lows in the upper 60s. South winds around 5 mph.

Tuesday

Mostly sunny. A slight chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 20 percent.

Tuesday Night

Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. A slight chance of thunderstorms in the evening, then a chance of thunderstorms after midnight. Lows in the upper 60s. Chance of rain 50 percent.

Wednesday

Partly sunny with a chance of thunderstorms. A chance of showers. Highs in the lower 80s. Chance of rain 50 percent.

Wednesday Night

Mostly cloudy with a chance of showers and thunderstorms. Lows in the mid 60s. Chance of rain 50 percent.

Thursday

Partly sunny with a slight chance of showers and thunderstorms. Highs in the upper 70s. Chance of rain 20 percent.

Thursday Night

Partly cloudy. Lows in the lower 60s.

Friday

Partly sunny. Highs in the upper 70s.

Friday Night

Partly cloudy in the evening, then mostly cloudy with a chance of showers after midnight. Lows in the lower 60s. Chance of rain 30 percent.