Alert archive / Iowa / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 141, NWS Des Moines, IA

July 13, 2023Winnebago County, Iowa

NWS Des Moines, IA issued this severe thunderstorm warning at Jul 13, 2023, 2:25 PM CDT for Winnebago County, Iowa. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jul 13, 2023, 2:25 PM CDT (19:25 UTC)
Expired: Jul 13, 2023, 2:48 PM CDT
In force: 23 min
Issued by: NWS Des Moines, IA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Winnebago County, IA

The radar

The Minneapolis radar (KMPX), 164 km from the middle of the area, began a volume at 19:25 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Des Moines, IA wrote its last area forecast discussion before this severe thunderstorm warning went out at Jul 13, 12:32 PM CDT, 1 hour 53 minutes earlier.

Area forecast discussion, Jul 13, 12:32 PM CDT, 1 hour 53 minutes before

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Hazardous weather outlook, Jul 13, 2:13 PM CDT, 12 minutes before

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In the hours before

Local storm report, Jul 13, 9:13 AM CDT, 5 hours 12 minutes before

Preliminary Local Storm Report
National Weather Service Des Moines IA
913 AM CDT Thu Jul 13 2023

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0755 AM     Tstm Wnd Dmg     Lorimor                 41.13N 94.05W
07/12/2023                   Union              IA   Emergency Mngr

            Trees down on the road. Delayed report.

&&

JAZ

Special weather statement, Jul 13, 1:53 PM CDT, 32 minutes before

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The office that day

Everything else NWS Des Moines, IA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jul 13, 1:53 PM CDT	Special Weather Statement	DMX	Cerro Gordo, Winnebago, Worth	67 min
Jul 13, 2:19 PM CDT	Severe Thunderstorm Warning	DMX	Hancock, Kossuth, Winnebago	41 min
Jul 13, 2:51 PM CDT	Severe Thunderstorm Warning	DMX	Cerro Gordo, Hancock, Wright	39 min
Jul 13, 3:39 PM CDT	Severe Thunderstorm Warning	DMX	Butler	37 min
Jul 13, 5:31 PM CDT	Severe Thunderstorm Warning	DMX	Hancock	44 min
Jul 13, 6:08 PM CDT	Severe Thunderstorm Warning	DMX	Cerro Gordo, Franklin, Hancock, Wright	37 min
Jul 13, 6:19 PM CDT	Special Weather Statement	DMX	Tama	26 min
Jul 13, 6:44 PM CDT	Special Weather Statement	DMX	Franklin	46 min

Nearby

Severe Thunderstorm Warnings in Iowa, 2023 Every severe thunderstorm warning in 2023

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.