Headline:
Severe Thunderstorm Warning issued July 20 at 7:45PM CDT until July 20 at 8:30PM CDT by NWS Des Moines IA
Event:
Severe Thunderstorm Warning
Urgency:
Immediate
Effective:
July 20, 2026 - 5:45pm
Expires:
July 20, 2026 - 6:30pm
Description:
SVRDMX
The National Weather Service in Des Moines has issued a
* Severe Thunderstorm Warning for...
Southeastern Polk County in central Iowa...
Marion County in south central Iowa...
Southern Jasper County in central Iowa...
Northeastern Warren County in south central Iowa...
* Until 830 PM CDT.
* At 744 PM CDT, severe thunderstorms were located along a line
extending from near Lambs Grove to 4 miles southeast of Prairie
City to Sandyville, moving southeast at 30 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Public report of 61 mph wind gust 3 miles northwest of
Mitchellville.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Newton, Pella, Knoxville, Carlisle, Mitchellville, Colfax, Monroe,
Pleasantville, Prairie City, Melcher-Dallas, Iowa Speedway,
Knoxville Raceway, Lake Red Rock, Sully, Hartford, Runnells,
Harvey, Lambs Grove, Reasnor, and Swan.
This includes Interstate 80 between mile markers 148 and 174.
Instruction:
For your protection move to an interior room on the lowest floor of a
building.
A Tornado Watch remains in effect until 1000 PM CDT for central and
south central Iowa.
Area Description:
Jasper, IA; Marion, IA; Polk, IA; Warren, IA
Forcast Office:
NWS Des Moines IA
Sender: