Alert archive / Kansas / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 409, NWS Wichita, KS

September 12, 2026Harper County, Kingman County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Sep 12, 2026, 7:48 PM CDT for Harper County, Kingman County, Kansas. It was in force for 42 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: Sep 12, 2026, 7:48 PM CDT (00:48 UTC)
Expired: Sep 12, 2026, 8:30 PM CDT
In force: 42 min
Issued by: NWS Wichita, KS
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Harper County, KS, Kingman County, KS

The radar

The Wichita radar (KICT), 66 km from the middle of the area, began a volume at 00:50 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

Dodge City, (KDDC), launched 00:00Z, 0.8 hours before the alert went out and 164 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: 2714 J/kg
Mixed-layer CIN: -26 J/kg
Mixed-layer LCL: 1353 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 74 m²/s²
0-3 km storm-relative helicity: 540 m²/s²
Significant tornado parameter: 3.6
Supercell composite: 23.5

Open this sounding in Storm Lab

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.

In the hours before

Local storm report, Sep 12, 7:10 PM CDT, 38 minutes before

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Local storm report, Sep 12, 7:18 PM CDT, 30 minutes before

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Local storm report, Sep 12, 7:22 PM CDT, 26 minutes before

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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
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        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
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The office that day

Everything else NWS Wichita, KS issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Sep 12, 7:28 PM CDT	Severe Thunderstorm Warning	ICT	Neosho	17 min
Sep 12, 8:28 PM CDT	Severe Thunderstorm Warning Considerable damage threat	ICT	Harper, Kingman	23 min
Sep 12, 10:58 PM CDT	Severe Thunderstorm Warning	ICT	Allen, Neosho	32 min
Sep 12, 11:24 PM CDT	Severe Thunderstorm Warning	ICT	Labette, Neosho	51 min
Sep 13, 12:49 AM CDT	Severe Thunderstorm Warning Considerable damage threat	ICT	Neosho, Wilson	56 min
Sep 13, 1:12 AM CDT	Areal Flood Warning	ICT	Allen, Neosho, Wilson, Woodson	7 hr
Sep 13, 1:23 AM CDT	Severe Thunderstorm Warning	ICT	Labette	37 min
Sep 13, 7:53 AM CDT	Severe Thunderstorm Warning	ICT	Chase, Marion	52 min

Nearby

Severe Thunderstorm Warnings in Kansas, 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.