Headline:
Severe Thunderstorm Warning issued May 17 at 9:31PM CDT until May 17 at 10:30PM CDT by NWS Des Moines IA
Event:
Severe Thunderstorm Warning
Urgency:
Immediate
Effective:
May 17, 2026 - 7:31pm
Expires:
May 17, 2026 - 8:30pm
Description:
SVRDMX
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for...
Cass County in southwestern Iowa...
Northwestern Adams County in southwestern Iowa...
Adair County in southwestern Iowa...
* Until 1030 PM CDT.
* At 930 PM CDT, severe thunderstorms were located along a line
extending from 4 miles east of Walnut to 7 miles southwest of Marne
to 5 miles southwest of Elliott, moving east at 55 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Locations impacted include...
Atlantic, Greenfield, Griswold, Lake Icaria, Anita, Adair,
Fontanelle, Lewis, Massena, Cumberland, Bridgewater, Marne, Wiota,
Nodaway, Carbon, Lake Anita State Park, Greenfield Municipal
Airport, Nodaway Park, Griswold Park, and Cold Springs State Park.
This includes Interstate 80 between mile markers 50 and 90, and near
mile marker 92.
Instruction:
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. These storms may cause serious injury
and significant property damage.
A Tornado Watch remains in effect until 300 AM CDT for southwestern
Iowa.
Area Description:
Adair, IA; Adams, IA; Cass, IA
Forcast Office:
NWS Des Moines IA
Sender:
w-nws.webmaster@noaa.gov