| Event | Extreme Heat Warning |
| Severity | Severe |
| Urgency | Expected |
| Certainty | Likely |
| Area | Butler; Bremer; Grundy; Black Hawk; Marshall; Tama; Jasper; Poweshiek; Marion; Mahaska; Clarke; Lucas; Monroe; Wapello; Decatur; Wayne; Appanoose; Davis |
| Effective | 7/25/2026, 2:53:00 AM CDT |
| Expires | 7/25/2026, 1:00:00 PM CDT |
Extreme Heat Warning issued July 25 at 2:53AM CDT until July 26 at 9:00PM CDT by NWS Des Moines IA
Details
* WHAT…For the Extreme Heat Warning, dangerously hot conditions
with heat index values near or exceeding 110 expected. For the
Extreme Heat Watch, dangerously hot conditions with heat index
values up to 110 possible.
* WHERE…Portions of southern and central into eastern Iowa.
* WHEN…For the Extreme Heat Warning, from noon to 9 PM CDT Sunday.
For the Extreme Heat Watch, from Sunday evening through Monday
evening.
* IMPACTS…Heat related illnesses increase significantly during
extreme heat and high humidity events.
Instructions
Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.
This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.
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