Alert archive / Kansas / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 417, NWS Wichita, KS
NWS Wichita, KS issued this severe thunderstorm warning at Sep 15, 2026, 2:59 PM CDT for Butler County, Sedgwick County, Kansas. It was in force for 31 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 15, 2026, 2:59 PM CDT (19:59 UTC)
- Expired
- Sep 15, 2026, 3:30 PM CDT
- In force
- 31 min
- Issued by
- NWS Wichita, KS
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Butler County, KS, Sedgwick County, KS
The radar
The Wichita radar (KICT), 27 km from the middle of the area, began a volume at 20:02 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
Topeka, KS (KTOP), launched 12:00Z, 8.0 hours before the alert went out and 193 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
- 192 J/kg
- Mixed-layer CIN
- -330 J/kg
- Mixed-layer LCL
- 1769 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 367 m²/s²
- 0-3 km storm-relative helicity
- 360 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 Wichita, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Sep 15, 12:49 PM CDT, 2 hours 10 minutes earlier.
Area forecast discussion, Sep 15, 12:49 PM CDT, 2 hours 10 minutes before
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</html>Hazardous weather outlook, Sep 15, 2:08 PM CDT, 51 minutes before
Hazardous Weather Outlook National Weather Service Wichita KS 208 PM CDT Tue Sep 15 2026 KSZ032-033-047>053-067>072-082-083-091>096-098>100-161915- Russell-Lincoln-Barton-Ellsworth-Saline-Rice-McPherson-Marion-Chase- Reno-Harvey-Butler-Greenwood-Woodson-Allen-Kingman-Sedgwick-Harper- Sumner-Cowley-Elk-Wilson-Neosho-Chautauqua-Montgomery-Labette- 208 PM CDT Tue Sep 15 2026 This hazardous weather outlook is for portions of central Kansas, east central Kansas, south central Kansas and southeast Kansas. .DAY ONE...This Afternoon and Tonight Scattered showers and storms are expected this afternoon while lingering into the overnight hours. Some storms could be strong to marginally severe this afternoon and evening, capable of producing downbursts with wind gusts between 55 and 65 mph, especially across south central and parts of central Kansas and the Flint Hills. Additionally, some storms will produce heavy rain, and this may lead to localized flooding. Heat indices will hit or exceed 105 across portions of southeast Kansas this afternoon. See heat advisory for the latest details. .DAYS TWO THROUGH SEVEN...Wednesday through Monday Scattered showers and storms could linger across central Kansas Wednesday morning. Heavy rain and localized flooding cannot be ruled out. Periodic chances for showers and storms will return late Saturday afternoon through Sunday evening. .SPOTTER INFORMATION STATEMENT... Spotter activation is not anticipated this afternoon or tonight. && For a graphical version of this information, see our webpage at: https://www.weather.gov/erh/ghwo?wfo=ict
In the hours before
Local storm report, Sep 15, 2:18 PM CDT, 41 minutes before
Preliminary Local Storm Report
National Weather Service Wichita KS
218 PM CDT Tue Sep 15 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0153 PM Tstm Wnd Gst Mcconnell Air Force Bas 37.62N 97.26W
09/15/2026 M59 MPH Sedgwick KS ASOS
&&
MWMThe office that day
Everything else NWS Wichita, KS issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 15, 2:25 AM CDT | Heat Advisory | ICT | Chautauqua, Labette, Montgomery, Neosho | 17 hr |
| Sep 15, 2:35 PM CDT | Severe Thunderstorm Warning | ICT | Butler, Sedgwick | 25 min |
| Sep 15, 3:50 PM CDT | Severe Thunderstorm Warning | ICT | Butler, Sedgwick | 25 min |
| Sep 15, 4:02 PM CDT | Severe Thunderstorm Warning | ICT | Butler, Cowley, Sedgwick, Sumner | 28 min |
| Sep 15, 4:13 PM CDT | Severe Thunderstorm Warning | ICT | Sedgwick, Sumner | 32 min |
| Sep 15, 4:32 PM CDT | Severe Thunderstorm Warning | ICT | Harper | 28 min |
Nearby
Severe Thunderstorm Warnings in Kansas, 2026Every 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.