Alert archive / Iowa / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 71, NWS Des Moines, IA

May 19, 2024Black Hawk County, Butler County, Grundy County, Iowa

NWS Des Moines, IA issued this severe thunderstorm warning at May 19, 2024, 6:49 PM CDT for Black Hawk County, Butler County, Grundy County, Iowa. It was in force for 41 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
May 19, 2024, 6:49 PM CDT (23:49 UTC)
Expired
May 19, 2024, 7:30 PM CDT
In force
41 min
Issued by
NWS Des Moines, IA
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Black Hawk County, IA, Butler County, IA, Grundy County, IA

The radar

The Des Moines radar (KDMX), 127 km from the middle of the area, began a volume at 23:51 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 May 19, 2:47 PM CDT, 4 hours 2 minutes earlier.

Area forecast discussion, May 19, 2:47 PM CDT, 4 hours 2 minutes before
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Hazardous weather outlook, May 19, 4:58 AM CDT, 13 hours 51 minutes before
Hazardous Weather Outlook
National Weather Service Des Moines IA
458 AM CDT Sun May 19 2024

IAZ004>007-015>017-023>028-033>039-044>050-057>062-070>075-
081>086-092>097-201000-
Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo-
Pocahontas-Humboldt-Wright-Franklin-Butler-Bremer-Sac-Calhoun-
Webster-Hamilton-Hardin-Grundy-Black Hawk-Crawford-Carroll-Greene-
Boone-Story-Marshall-Tama-Audubon-Guthrie-Dallas-Polk-Jasper-
Poweshiek-Cass-Adair-Madison-Warren-Marion-Mahaska-Adams-Union-
Clarke-Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-
Appanoose-Davis-
458 AM CDT Sun May 19 2024

This Hazardous Weather Outlook is for portions of central Iowa.

.DAY ONE...Today and tonight

Thunderstorms will track from west to east through the area today
and into tonight. A few storms this afternoon and evening may be
strong to severe, especially over southern Iowa. Strong winds,
hail and locally heavy rainfall will be the primary concerns, but
a tornado can't be ruled out.

.DAYS TWO THROUGH SEVEN...Monday through Saturday

Additional storms are expected on Monday, with the potential for
more strong to severe storms in the afternoon and evening hours.
Main threats will again be strong winds, hail and locally heavy
rainfall, with the potential for a tornado or two as well.

The greatest severe risk through the period will fall on Tuesday
as a larger scale system passes through the area. All hazards
may be possible, including damaging winds, large hail, heavy
rainfall and tornadoes. More details on this system will be
provided in the coming days.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will be needed for any storms this afternoon
through Tuesday.

Dodson

In the hours before

Special weather statement, May 19, 1:05 PM CDT, 5 hours 44 minutes before
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Special weather statement, May 19, 3:27 PM CDT, 3 hours 22 minutes before
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Local storm report, May 19, 4:14 PM CDT, 2 hours 35 minutes before
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Local storm report, May 19, 4:23 PM CDT, 2 hours 26 minutes before
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Local storm report, May 19, 4:44 PM CDT, 2 hours 5 minutes before
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The office that day

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

IssuedProductOfficeCountiesLasted
May 19, 11:18 AM CDTSpecial Weather StatementDMXAdair27 min
May 19, 11:44 AM CDTSpecial Weather StatementDMXMadison16 min
May 19, 11:49 AM CDTSevere Thunderstorm WarningDMXMadison26 min
May 19, 12:14 PM CDTSpecial Weather StatementDMXMadison16 min
May 19, 1:05 PM CDTSpecial Weather StatementDMXWarren25 min
May 19, 3:27 PM CDTSpecial Weather StatementDMXJasper, Marion, Poweshiek63 min
May 19, 3:33 PM CDTSevere Thunderstorm WarningDMXJasper, Mahaska, Marion, Poweshiek42 min
May 19, 4:14 PM CDTSevere Thunderstorm WarningDMXJasper, Mahaska, Marion, Poweshiek61 min

Nearby

Severe Thunderstorm Warnings in Iowa, 2024Every severe thunderstorm warning in 2024

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.