Alert archive / Kansas / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 217, NWS Wichita, KS

June 18, 2019Cowley County, Kansas

NWS Wichita, KS issued this severe thunderstorm warning at Jun 18, 2019, 6:55 PM CDT for Cowley County, Kansas. It was in force for 30 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: Jun 18, 2019, 6:55 PM CDT (23:55 UTC)
Expired: Jun 18, 2019, 7:25 PM CDT
In force: 30 min
Issued by: NWS Wichita, KS
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Cowley County, KS

The radar

The Wichita radar (KICT), 71 km from the middle of the area, began a volume at 23:59 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
Jun 18, 2:20 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 11.9 hours before the alert went out and 222 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: 60 J/kg
Mixed-layer CIN: -89 J/kg
Mixed-layer LCL: 923 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 16 m²/s²
0-3 km storm-relative helicity: 8 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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.

NWS Wichita, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 18, 6:48 PM CDT, 7 minutes earlier.

Area forecast discussion, Jun 18, 6:48 PM CDT, 7 minutes before

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Hazardous weather outlook, Jun 18, 4:15 PM CDT, 2 hours 40 minutes before

Hazardous Weather Outlook
National Weather Service Wichita KS
415 PM CDT Tue Jun 18 2019

KSZ032-033-047>053-067>072-082-083-091>096-098>100-192115-
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-
415 PM CDT Tue Jun 18 2019

This hazardous weather outlook is for portions of Central Kansas,
South Central Kansas and Southeast Kansas.

.DAY ONE...Tonight

Scattered to numerous thunderstorms will impact mainly portions of
south-central and southeast Kansas this afternoon and evening. Large
hail up to tennis ball size and damaging straight-line winds are
the primary threats, along with locally heavy rainfall and pockets
of flash flooding. There is also the potential for a few tornadoes.

Rivers and creeks remain high and may approach or exceed flood
stage. Please refer to the latest river statements for details.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday

Isolated to widely scattered thunderstorms are possible across
eastern Kansas Wednesday. Pea size hail may accompany the strongest
activity.

Heat indices may approach 100 degrees Friday across mainly southeast
Kansas.

Thunderstorm chances return for the late afternoon and evening hours
of Thursday and Friday. Higher chances arrive Saturday and Sunday
areawide. The greatest potential for severe weather along with
locally heavy rainfall and pockets of flash flooding appears to be
Saturday and Sunday. Please watch for further updates.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will be needed this afternoon and evening across
south-central and southeast Kansas.

&&

For a graphical version of this information, see our webpage at:
http://weather.gov/wichita/hwo/

In the hours before

Local storm report, Jun 18, 5:59 PM CDT, 56 minutes before

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Local storm report, Jun 18, 6:18 PM CDT, 37 minutes before

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Local storm report, Jun 18, 6:21 PM CDT, 34 minutes before

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Special weather statement, Jun 18, 6:31 PM CDT, 24 minutes before

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Local storm report, Jun 18, 6:33 PM CDT, 22 minutes before

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Local storm report, Jun 18, 6:45 PM CDT, 10 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 7:58 AM CDT	River Flood Warning	ICT	Cowley	36 hr
Jun 18, 9:08 AM CDT	River Flood Warning	ICT	McPherson	23 hr
Jun 18, 9:08 AM CDT	River Flood Warning	ICT	McPherson, Saline	3 days
Jun 18, 9:08 AM CDT	River Flood Warning	ICT	Saline	3 days
Jun 18, 12:25 PM CDT	Areal Flood Warning	ICT	Barton	2 hr
Jun 18, 2:34 PM CDT	River Flood Warning	ICT	Butler, Cowley	42 hr
Jun 18, 2:49 PM CDT	Severe Thunderstorm Warning	ICT	Harvey, Reno, Sedgwick	56 min
Jun 18, 3:27 PM CDT	Tornado Warning	ICT	Kingman, Reno	48 min
Jun 18, 3:28 PM CDT	Special Weather Statement	ICT	Sedgwick	32 min
Jun 18, 3:36 PM CDT	Severe Thunderstorm Warning	ICT	Butler, Sedgwick	54 min
Jun 18, 3:45 PM CDT	Severe Thunderstorm Warning	ICT	Butler, Harvey, Marion, Sedgwick	38 min
Jun 18, 4:13 PM CDT	Severe Thunderstorm Warning	ICT	Kingman, Reno, Sedgwick	62 min
Jun 18, 4:25 PM CDT	Severe Thunderstorm Warning	ICT	Butler, Sedgwick	65 min
Jun 18, 4:27 PM CDT	Severe Thunderstorm Warning	ICT	Sedgwick	29 min
Jun 18, 4:38 PM CDT	Areal Flood Warning	ICT	Harvey, Sedgwick	6 hr
Jun 18, 5:00 PM CDT	Areal Flood Warning	ICT	Butler	6 hr
Jun 18, 5:03 PM CDT	Severe Thunderstorm Warning	ICT	Butler, Sedgwick	27 min
Jun 18, 5:11 PM CDT	Severe Thunderstorm Warning	ICT	Sedgwick	28 min
Jun 18, 5:14 PM CDT	Severe Thunderstorm Warning	ICT	Kingman, Sedgwick, Sumner	61 min
Jun 18, 5:21 PM CDT	Severe Thunderstorm Warning	ICT	Butler	54 min
Jun 18, 5:25 PM CDT	Flash Flood Warning	ICT	Butler, Sedgwick	6 hr
Jun 18, 6:06 PM CDT	Severe Thunderstorm Warning	ICT	Elk, Greenwood	69 min
Jun 18, 6:11 PM CDT	Severe Thunderstorm Warning	ICT	Butler	19 min
Jun 18, 6:13 PM CDT	Severe Thunderstorm Warning	ICT	Cowley, Sumner	62 min
Jun 18, 6:19 PM CDT	Severe Thunderstorm Warning	ICT	Harper, Kingman, Sedgwick, Sumner	56 min
Jun 18, 6:31 PM CDT	Special Weather Statement	ICT	Woodson	29 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2019 Every severe thunderstorm warning in 2019

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.