Alert archive / Kansas / Tornado Watches in 2019

Tornado Watch 227

May 23, 20196 counties in Kansas; 4 counties in Oklahoma

The Storm Prediction Center issued this tornado watch at May 23, 2019, 9:53 PM CDT for 6 counties in Kansas; 4 counties in Oklahoma. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued
May 23, 2019, 9:53 PM CDT (02:53 UTC)
Expired
May 24, 2019, 2:00 AM CDT
In force
4 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
60 kt

Counties Barber County, KS, Clark County, KS, Comanche County, KS, Kiowa County, KS, Pratt County, KS, Stafford County, KS, Ellis County, OK, Harper County, OK, Woods County, OK, Woodward County, OK

The radar

The Dodge City radar (KDDC), 110 km from the middle of the area, began a volume at 02:54 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.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes
40%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
30%
One or more gusts of 65 knots or more
20%
Ten or more severe hail reports
30%
One or more hailstones of 2 inches or more
30%
Six or more combined severe hail and wind reports
50%

Warnings issued inside it

7 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 23, 10:23 PM CDTTornado WarningDDCComanche, Kiowa37 min
May 23, 10:31 PM CDTSevere Thunderstorm WarningOUNHarper, Woods44 min
May 23, 10:40 PM CDTSevere Thunderstorm WarningDDCComanche50 min
May 23, 10:42 PM CDTTornado WarningOUNHarper, Woods17 min
May 23, 10:45 PM CDTTornado Warning Tornado observedDDCComanche45 min
May 23, 11:45 PM CDTSevere Thunderstorm WarningOUNEllis, Harper, Woodward45 min
May 24, 1:19 AM CDTSevere Thunderstorm WarningOUNEllis, Harper, Woods, Woodward41 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 2.9 hours before the alert went out and 259 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-pSkew-T log-p diagram, Norman, OK at 00:00Z on 2019-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1141 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Norman, OK at 00:00Z on 2019-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
1141 J/kg
Mixed-layer CIN
-177 J/kg
Mixed-layer LCL
1162 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
293 m²/s²
Significant tornado parameter
0.1
Supercell composite
4.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 23, 7:07 PM CDTMesoscale DiscussionSPCBarton, Clay, Cloud, Decatur, Ellis, Ellsworth and 31 more83 min
May 23, 7:42 PM CDTSevere Thunderstorm WatchSPCMarshall, Nemaha, Republic, Washington4 hr
May 23, 8:32 PM CDTMesoscale DiscussionSPCClark88 min
May 23, 11:33 PM CDTMesoscale DiscussionSPCAtchison, Barton, Brown, Clay, Cloud, Dickinson and 21 more87 min
May 24, 1:37 AM CDTTornado WatchSPCBarber, Barton, Brown, Clay, Cloud, Comanche and 33 more5 hr
May 24, 4:05 AM CDTMesoscale DiscussionSPCAtchison, Brown, Doniphan, Douglas, Geary, Jackson and 11 more115 min
May 24, 4:40 AM CDTSevere Thunderstorm WatchSPCDoniphan4 hr
May 24, 6:43 AM CDTMesoscale DiscussionSPCDoniphan2 hr
May 24, 1:42 PM CDTMesoscale DiscussionSPCAllen, Anderson, Barber, Butler, Chase, Chautauqua and 25 more2 hr
May 24, 2:18 PM CDTTornado WatchSPCAllen, Anderson, Butler, Chase, Chautauqua, Coffey and 21 more8 hr
May 24, 6:04 PM CDTTornado WatchSPCBourbon, Crawford, Johnson, Leavenworth, Linn, Miami and 1 more5 hr
May 23, 11:08 PM CDTMesoscale DiscussionSPCBeckham, Custer, Dewey, Greer, Harmon, Roger Mills97 min
May 24, 2:02 AM CDTSevere Thunderstorm WatchSPCAlfalfa, Beckham, Blaine, Custer, Dewey, Ellis and 10 more4 hr
May 24, 3:51 PM CDTMesoscale DiscussionSPCBeckham, Harmon114 min
May 24, 4:43 PM CDTMesoscale DiscussionSPCCaddo, Canadian, Cleveland, Comanche, Cotton, Creek and 10 more32 min
May 24, 4:50 PM CDTTornado WatchSPCCaddo, Canadian, Cleveland, Comanche, Cotton, Garvin and 10 more5 hr
May 24, 6:49 PM CDTMesoscale DiscussionSPCComanche, Kiowa, Tillman56 min

Nearby

Tornado Watches in Kansas, 2019Tornado Watches in Oklahoma, 2019Every tornado watch 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.