| Event | Severe Thunderstorm Warning |
| Severity | Severe |
| Urgency | Immediate |
| Certainty | Observed |
| Area | Monona, IA |
| Effective | 7/8/2026, 5:57:00 PM CDT |
| Expires | 7/8/2026, 6:45:00 PM CDT |
Severe Thunderstorm Warning issued July 8 at 5:57PM CDT until July 8 at 6:45PM CDT by NWS Omaha/Valley NE
Details
SVROAX
The National Weather Service in Omaha has issued a
* Severe Thunderstorm Warning for…
Monona County in west central Iowa…
* Until 645 PM CDT.
* At 557 PM CDT, severe thunderstorms were located along a line
extending from 3 miles east of Danbury to 3 miles northeast of
Castana to 2 miles east of Onawa, moving east at 35 mph.
HAZARD…60 mph wind gusts and quarter size hail.
SOURCE…Radar indicated.
IMPACT…Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Severe thunderstorms will be near…
Mapleton and Castana around 600 PM CDT.
Ute around 605 PM CDT.
Soldier around 610 PM CDT.
People attending Monona County Fairgrounds should seek safe shelter
immediately!
This includes Interstate 29 between mile markers 109 and 115.
Instructions
For your protection move to an interior room on the lowest floor of a
building.
This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.
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