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Event Summary: August 15, 2025 Severe Line of Storms Impacts Eastern Iowa

Hazardous Weather Conditions

Current conditions at

Mount Pleasant, Mount Pleasant Municipal Airport (KMPZ)

Lat: 40.95°NLon: 91.51°WElev: 735ft.

Fair

90°F

32°C

Humidity	71%
Wind Speed	S 8 mph
Barometer	30.00 in
Dewpoint	79°F (26°C)
Visibility	10.00 mi
Heat Index	107°F (42°C)
Last update	16 Aug 5:55 pm CDT

More Information:

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

Extended Forecast for

4 Miles N Mediapolis IA

Heat Advisory August 16, 06:21pm until August 16, 08:00pm

Click here for hazard details and duration

...

Heat Advisory August 16, 06:21pm until August 16, 08:00pm
NOW until 8:00pm Sat
Heat Advisory
Tonight
Low: 72 °F
Partly Cloudy
Sunday
High: 90 °F
Mostly Sunny
Sunday Night
Low: 72 °F
Partly Cloudy
Monday
High: 94 °F
Sunny then
Slight Chance
T-storms
Monday Night
Low: 73 °F
Partly Cloudy
then Chance
T-storms
Tuesday
High: 89 °F
Mostly Sunny
Tuesday Night
Low: 67 °F
Partly Cloudy
Wednesday
High: 80 °F
Mostly Sunny

Detailed Forecast

Tonight

Partly cloudy, with a low around 72. South wind 5 to 10 mph becoming light and variable after midnight.

Sunday

Mostly sunny, with a high near 90. Heat index values as high as 102. Southeast wind 5 to 10 mph becoming west in the afternoon.

Sunday Night

Partly cloudy, with a low around 72. Southeast wind around 5 mph.

Monday

A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Heat index values as high as 105. South wind 5 to 10 mph becoming southwest in the afternoon.

Monday Night

A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73.

Tuesday

Mostly sunny, with a high near 89.

Tuesday Night

Partly cloudy, with a low around 67.

Wednesday

Mostly sunny, with a high near 80.

Wednesday Night

Mostly clear, with a low around 61.

Thursday

Sunny, with a high near 81.