National Weather Service

News Headlines

Extreme Heat Through The Weekend

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair and Breezy

90°F

32°C

Humidity	56%
Wind Speed	S 24 G 38 mph
Barometer	29.84 in (1009.4 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	98°F (37°C)
Last update	22 Jun 2:53 pm CDT

More Information:

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

Extended Forecast for

Zearing IA

Heat Advisory June 22, 03:26pm until June 22, 09:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory June 22, 03:26pm until June 22, 09:00pm
NOW until 9:00pm Sun
Heat Advisory
This Afternoon
High: 92 °F
Sunny and
Windy
Tonight
Low: 77 °F
Mostly Clear
and Breezy
Monday
High: 89 °F
Slight Chance
T-storms and
Breezy then
Showers
Monday Night
Low: 67 °F
Showers
Tuesday
High: 79 °F
Showers
Tuesday Night
Low: 69 °F
Showers
Wednesday
High: 89 °F
Chance
T-storms then
Showers
Likely
Wednesday Night
Low: 70 °F
Showers
Likely

Detailed Forecast

This Afternoon

Sunny, with a high near 92. Heat index values as high as 100. Windy, with a south wind around 22 mph, with gusts as high as 34 mph.

Tonight

Mostly clear, with a low around 77. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 32 mph.

Monday

A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 89. Breezy, with a south southwest wind 10 to 16 mph becoming west in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Monday Night

Showers and possibly a thunderstorm. Low around 67. North northwest wind 5 to 9 mph becoming east after midnight. Chance of precipitation is 100%. New rainfall amounts between 1 and 2 inches possible.

Tuesday

Showers and possibly a thunderstorm. High near 79. East wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

Tuesday Night

Showers and possibly a thunderstorm. Low around 69. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 89. Chance of precipitation is 60%.

Wednesday Night

Showers likely and possibly a thunderstorm. Mostly clear, with a low around 70. Chance of precipitation is 60%.

Thursday

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1pm. Mostly sunny, with a high near 87. Chance of precipitation is 70%.

Thursday Night

Showers likely and possibly a thunderstorm before 1am, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.

Friday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.

Friday Night

A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.

Saturday

A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 89.