Areas of Severe Thunderstorms and Heavy Rain Possible through the Weekend

There will be daily chances for scattered thunderstorms across portions of the Central and Eastern U.S. through the weekend, with severe thunderstorms possible in the northern Plains and Upper Midwest. Potential severe storm hazards may include large hail, damaging winds, and a few tornadoes. Storms could also produce heavy rain that may lead to isolated instances of flash flooding. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

70°F

21°C

Humidity	84%
Wind Speed	Calm
Barometer	30.01 in (1015.5 mb)
Dewpoint	65°F (18°C)
Visibility	10.00 mi
Last update	28 Jun 5:53 am CDT

More Information:

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

Extended Forecast for

3 Miles SW Union IA

Today
High: 90 °F
Mostly Sunny
Tonight
Low: 69 °F
Mostly Clear
Sunday
High: 88 °F
Mostly Sunny
then T-storms
Likely
Sunday Night
Low: 66 °F
T-storms then
Showers
Monday
High: 84 °F
Slight Chance
T-storms then
Sunny
Monday Night
Low: 61 °F
Mostly Clear
Tuesday
High: 84 °F
Sunny
Tuesday Night
Low: 63 °F
Mostly Clear
Wednesday
High: 85 °F
Mostly Sunny
then Chance
Showers

Detailed Forecast

Today

Mostly sunny, with a high near 90. South wind 5 to 10 mph.

Tonight

Mostly clear, with a low around 69. South wind 6 to 9 mph.

Sunday

Showers likely and possibly a thunderstorm between 1pm and 4pm, then showers and thunderstorms likely after 4pm. Partly sunny, with a high near 88. South southwest wind 6 to 8 mph. Chance of precipitation is 60%. New rainfall amounts between a half and three quarters of an inch possible.

Sunday Night

Showers and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Low around 66. West wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

Monday

A slight chance of thunderstorms before 7am. Mostly sunny, with a high near 84. Northwest wind 6 to 10 mph. Chance of precipitation is 10%.

Monday Night

Mostly clear, with a low around 61.

Tuesday

Sunny, with a high near 84.

Tuesday Night

Mostly clear, with a low around 63.

Wednesday

A 30 percent chance of showers after 1pm. Mostly sunny, with a high near 85.

Wednesday Night

A 40 percent chance of showers. Partly cloudy, with a low around 65.