Alert archive / Iowa / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 113, NWS Des Moines, IA

April 23, 2026Adams County, Taylor County, Iowa

NWS Des Moines, IA issued this severe thunderstorm warning at Apr 23, 2026, 6:11 PM CDT for Adams County, Taylor County, Iowa. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Apr 23, 2026, 6:11 PM CDT (23:11 UTC)
Expired: Apr 23, 2026, 7:15 PM CDT
In force: 64 min
Issued by: NWS Des Moines, IA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Adams County, IA, Taylor County, IA

The radar

The Des Moines radar (KDMX), 133 km from the middle of the area, began a volume at 23:11 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Apr 23, 12:02 PM CDT	Tornado Watch	SPC	7 hr
Apr 23, 5:56 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 11.2 hours before the alert went out and 216 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 759 J/kg
Mixed-layer CIN: -225 J/kg
Mixed-layer LCL: 565 m above ground
0-6 km bulk shear: 24 kt
0-1 km storm-relative helicity: 307 m²/s²
0-3 km storm-relative helicity: 437 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.5

Open this sounding in Storm Lab

The text

As transmitted.

056 
WUUS53 KDMX 232311
SVRDMX
IAC003-173-240015-
/O.NEW.KDMX.SV.W.0113.260423T2311Z-260424T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Des Moines IA
611 PM CDT Thu Apr 23 2026

The National Weather Service in Des Moines has issued a

* Severe Thunderstorm Warning for...
  Adams County in southwestern Iowa...
  Western Taylor County in southwestern Iowa...

* Until 715 PM CDT.

* At 610 PM CDT, severe thunderstorms were located along a line
  extending from near Grant to Stanton to 5 miles north of Yorktown
  to Northboro, moving east at 30 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Corning, Bedford, Lake Icaria, New Market, Prescott, Gravity,
  Nodaway, Carbon, Lake Of Three Fires State Park, Lake Icaria State
  Park, Bedford Municipal Airport, and Corning Municipal Airport.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

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 700 PM CDT for southwestern
Iowa.

&&

LAT...LON 4057 9491 4116 9493 4116 9457 4095 9463
      4057 9469
TIME...MOT...LOC 2310Z 266DEG 25KT 4115 9495 4099 9511 4082 9517 4059
9526

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Fowle

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 23, 2:12 PM CDT	Severe Thunderstorm Warning	DMX	Crawford	63 min
Apr 23, 3:12 PM CDT	Severe Thunderstorm Warning	DMX	Crawford	63 min
Apr 23, 3:48 PM CDT	Severe Thunderstorm Warning	DMX	Carroll, Crawford	42 min
Apr 23, 4:05 PM CDT	Severe Thunderstorm Warning	DMX	Palo Alto	40 min
Apr 23, 4:18 PM CDT	Severe Thunderstorm Warning	DMX	Calhoun, Carroll, Crawford, Sac	57 min
Apr 23, 4:49 PM CDT	Severe Thunderstorm Warning	DMX	Audubon	56 min
Apr 23, 4:56 PM CDT	Severe Thunderstorm Warning	DMX	Calhoun, Humboldt, Pocahontas, Webster	49 min
Apr 23, 5:00 PM CDT	Tornado Warning Tornado observed	DMX	Audubon, Carroll	27 min
Apr 23, 5:04 PM CDT	Severe Thunderstorm Warning	DMX	Calhoun, Carroll, Greene, Webster	41 min
Apr 23, 5:15 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Audubon, Carroll, Cass, Greene, Guthrie	30 min
Apr 23, 5:20 PM CDT	Severe Thunderstorm Warning	DMX	Emmet, Kossuth, Palo Alto, Winnebago	40 min
Apr 23, 5:23 PM CDT	Tornado Warning	DMX	Kossuth	22 min
Apr 23, 5:36 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Calhoun, Carroll, Greene, Humboldt, Pocahontas and 1 more	69 min
Apr 23, 5:39 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Audubon, Cass, Guthrie	66 min
Apr 23, 6:10 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Greene, Hamilton, Humboldt, Webster, Wright	50 min
Apr 23, 6:25 PM CDT	Severe Thunderstorm Warning	DMX	Adair, Boone, Cass, Dallas, Greene, Guthrie and 1 more	50 min
Apr 23, 6:33 PM CDT	Tornado Warning	DMX	Adams, Taylor	42 min
Apr 23, 6:58 PM CDT	Severe Thunderstorm Warning	DMX	Boone, Greene, Hamilton, Hardin, Story, Webster	62 min

Nearby

Severe Thunderstorm Warnings in Iowa, 2026 Every severe thunderstorm warning in 2026

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.