Strong to Severe Thunderstorms in the East; Heat in the Central and Western U.S.

Strong to potentially severe thunderstorms with damaging wind gusts are forecast Thursday from parts of New England into the Mid Atlantic and Carolinas. Significant heat will expand across the West and Central Plains through Friday, potentially breaking daily high temperature records. Dangerous heat will then build into the Eastern U.S. this weekend through much of next week. Read More >

Hazardous Weather Conditions

Current conditions at

Marshalltown, Marshalltown Municipal Airport (KMIW)

Lat: 42.11°NLon: 92.92°WElev: 971ft.

Fair

61°F

16°C

Humidity	97%
Wind Speed	W 6 mph
Barometer	29.89 in (1011.7 mb)
Dewpoint	60°F (16°C)
Visibility	8.00 mi
Last update	19 Jun 2:53 am CDT

More Information:

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

Extended Forecast for

3 Miles N Montour IA

Extreme Heat Watch June 21, 12:00pm until June 22, 09:00pm

Click here for hazard details and duration

Extreme Heat Watch

Overnight
Low: 60 °F
Mostly Clear
Juneteenth
High: 85 °F
Sunny
Thursday Night
Low: 67 °F
Clear then
Chance
T-storms
Friday
High: 92 °F
Chance
T-storms and
Breezy
Friday Night
Low: 76 °F
Clear and
Breezy
Saturday
High: 96 °F
Sunny and
Windy
Saturday Night
Low: 76 °F
Clear and
Breezy
Sunday
High: 96 °F
Sunny and
Windy
Sunday Night
Low: 75 °F
Mostly Clear
and Breezy
then Chance
Showers

Detailed Forecast

Overnight

Mostly clear, with a low around 60. West northwest wind around 6 mph.

Juneteenth

Sunny, with a high near 85. West northwest wind 6 to 9 mph.

Thursday Night

A 30 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 67. South southwest wind 7 to 10 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday

A 40 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. Breezy, with a south wind 11 to 20 mph, with gusts as high as 31 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night

Clear, with a low around 76. Breezy, with a south wind around 18 mph, with gusts as high as 28 mph.

Saturday

Sunny, with a high near 96. Windy.

Saturday Night

Clear, with a low around 76. Breezy.

Sunday

Sunny, with a high near 96. Windy.

Sunday Night

A 30 percent chance of showers after 1am. Mostly clear, with a low around 75. Breezy.

Monday

A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 93.