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

Hazardous Weather Conditions

Current conditions at

Macomb Municipal Airport (KMQB)

Lat: 40.52°NLon: 90.65°WElev: 679ft.

Fair

92°F

33°C

Humidity	61%
Wind Speed	S 12 mph
Barometer	30.00 in
Dewpoint	77°F (25°C)
Visibility	10.00 mi
Heat Index	105°F (41°C)
Last update	18 Aug 2:35 pm CDT

More Information:

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

Extended Forecast for

3 Miles SSW Macomb IL

Heat Advisory until August 18, 07:00pm

Click here for hazard details and duration

Heat Advisory

Heat Advisory until August 18, 07:00pm
NOW until 7:00pm Mon
Heat Advisory
This Afternoon
High: 92 °F
Sunny
Tonight
Low: 72 °F
Chance
T-storms
Tuesday
High: 87 °F
Slight Chance
T-storms then
Mostly Sunny
Tuesday Night
Low: 68 °F
Partly Cloudy
Wednesday
High: 84 °F
Mostly Sunny
Wednesday Night
Low: 62 °F
Mostly Clear
Thursday
High: 83 °F
Sunny
Thursday Night
Low: 62 °F
Mostly Clear

Detailed Forecast

This Afternoon

Sunny, with a high near 92. Heat index values as high as 108. South wind around 10 mph.

Tonight

A 30 percent chance of showers and thunderstorms, mainly between midnight and 5am. Partly cloudy, with a low around 72. South wind around 5 mph becoming west after midnight.

Tuesday

A 10 percent chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 87. West wind 5 to 10 mph becoming north in the afternoon.

Tuesday Night

Partly cloudy, with a low around 68. North wind 5 to 10 mph.

Wednesday

Mostly sunny, with a high near 84.

Wednesday Night

Mostly clear, with a low around 62.

Thursday

Sunny, with a high near 83.

Thursday Night

Mostly clear, with a low around 62.

Friday

Sunny, with a high near 85.