Headline:
Severe Thunderstorm Warning issued May 17 at 10:11PM CDT until May 17 at 11:00PM CDT by NWS Des Moines IA
Event:
Severe Thunderstorm Warning
Urgency:
Immediate
Effective:
May 17, 2026 - 8:11pm
Expires:
May 17, 2026 - 9:00pm
Description:
SVRDMX
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for...
Northeastern Wright County in north central Iowa...
Northern Franklin County in north central Iowa...
Southeastern Hancock County in north central Iowa...
Northern Butler County in north central Iowa...
Cerro Gordo County in north central Iowa...
* Until 1100 PM CDT.
* At 1011 PM CDT, a severe thunderstorm was located over Thornton, or
14 miles southeast of Garner, moving east at 55 mph.
HAZARD...60 mph wind gusts.
SOURCE...Trained weather spotters.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Mason City, Hampton, Allison, Clarksville, Nora Springs, Sheffield,
Greene, Rockwell, Clear Lake, Dumont, Latimer, Thornton, Meservey,
Alexander, Swaledale, Bristow, Rock Falls, Hansell, Chapin, and
Aredale.
This includes Interstate 35 between mile markers 167 and 193.
Instruction:
For your protection move to an interior room on the lowest floor of a
building.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. This storm may cause serious injury and significant
property damage.
A Tornado Watch remains in effect until 100 AM CDT for north central
and northeastern Iowa.
Area Description:
Butler, IA; Cerro Gordo, IA; Franklin, IA; Hancock, IA; Wright, IA
Forcast Office:
NWS Des Moines IA
Sender: