Alert archive / Iowa / Severe Thunderstorm Warnings in 2025
Severe Thunderstorm Warning 22, NWS Des Moines, IA
NWS Des Moines, IA issued this severe thunderstorm warning at Mar 19, 2025, 3:52 AM CDT for Mahaska County, Marion County, Poweshiek 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
- Mar 19, 2025, 3:52 AM CDT (08:52 UTC)
- Expired
- Mar 19, 2025, 4:15 AM CDT
- In force
- 23 min
- Issued by
- NWS Des Moines, IA
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 50.0 mph
Counties Mahaska County, IA, Marion County, IA, Poweshiek County, IA
The radar
The Des Moines radar (KDMX), 86 km from the middle of the area, began a volume at 08:53 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.
The nearest sounding before it
Davenport, (KDVN), launched 00:00Z, 8.9 hours before the alert went out and 189 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2280 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 267 m²/s²
- 0-3 km storm-relative helicity
- 310 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 Mar 19, 12:08 AM CDT, 3 hours 44 minutes earlier.
Area forecast discussion, Mar 19, 12:08 AM CDT, 3 hours 44 minutes before
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</html>Hazardous weather outlook, Mar 18, 3:14 PM CDT, 12 hours 38 minutes before
Hazardous Weather Outlook National Weather Service Des Moines IA 314 PM CDT Tue Mar 18 2025 IAZ004>007-015>017-023>026-033>036-044>046-057-191200- Emmet-Kossuth-Winnebago-Worth-Palo Alto-Hancock-Cerro Gordo- Pocahontas-Humboldt-Wright-Franklin-Sac-Calhoun-Webster-Hamilton- Crawford-Carroll-Greene-Audubon- 314 PM CDT Tue Mar 18 2025 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Tonight There is a marginal risk for severe weather for the area late tonight. The primary threat is large hail. A Blizzard Warning is in effect for starting very late tonight. Please refer to the National Weather Service website at weather.gov/desmoines for further details. .DAYS TWO THROUGH SEVEN...Wednesday through Monday A Blizzard Warning is in effect for much of the area Wednesday. Please refer to the National Weather Service website at weather.gov/desmoines for further details. A High Wind Warning is in effect for the area Wednesday. Please refer to the National Weather Service website at weather.gov/desmoines for further details. There is a marginal risk for severe weather for the area Wednesday, mainly in the morning. The primary threats are large hail and damaging winds. Thundersnow is also possible. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed for severe weather reports. Reports of snow depth and adverse winter conditions are also appreciated. IAZ027-037-047-058-070-191200- Butler-Hardin-Boone-Guthrie-Cass- 314 PM CDT Tue Mar 18 2025 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Tonight There is a marginal risk for severe weather for the area late tonight. The primary threat is large hail. .DAYS TWO THROUGH SEVEN...Wednesday through Monday A Winter Weather Advisory is in effect for the area Wednesday. Please refer to the National Weather Service website at weather.gov/desmoines for further details. A High Wind Warning is in effect for the area Wednesday. Please refer to the National Weather Service website at weather.gov/desmoines for further details. There is a marginal risk for severe weather for the area Wednesday, mainly in the morning. The primary threats are large hail and damaging winds. Thundersnow is also possible. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed for severe weather reports. Reports of snow depth and adverse winter conditions are also appreciated. IAZ028-038-039-048>050-059>062-071>075-081>086-092>097-191200- Bremer-Grundy-Black Hawk-Story-Marshall-Tama-Dallas-Polk-Jasper- Poweshiek-Adair-Madison-Warren-Marion-Mahaska-Adams-Union-Clarke- Lucas-Monroe-Wapello-Taylor-Ringgold-Decatur-Wayne-Appanoose- Davis- 314 PM CDT Tue Mar 18 2025 This Hazardous Weather Outlook is for portions of central Iowa. .DAY ONE...Tonight There is a marginal risk for severe weather for the area late tonight. The primary threat is large hail. .DAYS TWO THROUGH SEVEN...Wednesday through Monday A High Wind Warning is in effect for the area Wednesday. Please refer to the National Weather Service website at weather.gov/desmoines for further details. There is a marginal risk for severe weather for the area Wednesday. The primary threats are large hail and damaging winds. Thundersnow is also possible. .SPOTTER INFORMATION STATEMENT... Spotter activation may be needed for severe weather reports. Reports of snow depth and adverse winter conditions are also appreciated.
The office that day
Everything else NWS Des Moines, IA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 19, 4:06 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Dallas | 24 min |
| Mar 19, 4:26 AM CDT | Severe Thunderstorm Warning | DMX | Boone, Story | 34 min |
| Mar 19, 5:37 AM CDT | Severe Thunderstorm Warning | DMX | Butler, Franklin, Hardin | 18 min |
| Mar 19, 6:42 AM CDT | Severe Thunderstorm Warning | DMX | Franklin, Hardin | 33 min |
Nearby
Severe Thunderstorm Warnings in Iowa, 2025Every severe thunderstorm warning in 2025
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.