Alert archive / Oklahoma / Tornado Watches in 2016

Tornado Watch 200

May 23, 201611 counties in Kansas; 15 counties in Oklahoma; 12 counties in Texas

The Storm Prediction Center issued this tornado watch at May 23, 2016, 3:37 PM CDT for 11 counties in Kansas; 15 counties in Oklahoma; 12 counties in Texas. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
May 23, 2016, 3:37 PM CDT (20:37 UTC)
Expired
May 24, 2016, 12:00 AM CDT
In force
8 hr
Issued by
the Storm Prediction Center
Largest hail expected
3 in
Strongest gust expected
60 kt
All 38 counties

Barber County, KS, Clark County, KS, Comanche County, KS, Edwards County, KS, Finney County, KS, Ford County, KS, Gray County, KS, Haskell County, KS, Hodgeman County, KS, Kiowa County, KS, Meade County, KS, Beaver County, OK, Beckham County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Greer County, OK, Harmon County, OK, Harper County, OK, Jackson County, OK, Kiowa County, OK, Roger Mills County, OK, Tillman County, OK, Washita County, OK, Woods County, OK, Woodward County, OK, Collingsworth County, TX, Donley County, TX, Foard County, TX, Gray County, TX, Hardeman County, TX, Hemphill County, TX, Knox County, TX, Lipscomb County, TX, Ochiltree County, TX, Roberts County, TX, Wheeler County, TX, Wilbarger County, TX

The radar

The Dodge City radar (KDDC), 170 km from the middle of the area, began a volume at 20:38 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
10%
Ten or more severe hail reports
60%
One or more hailstones of 2 inches or more
50%
Six or more combined severe hail and wind reports
80%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 23, 3:53 PM CDTSevere Thunderstorm WarningAMACollingsworth, Donley67 min
May 23, 5:52 PM CDTSevere Thunderstorm WarningDDCComanche, Kiowa53 min
May 23, 6:26 PM CDTSevere Thunderstorm WarningAMACollingsworth, Donley, Gray64 min
May 23, 7:08 PM CDTSevere Thunderstorm WarningOUNHarper, Woodward37 min
May 23, 7:19 PM CDTSevere Thunderstorm WarningAMACollingsworth, Donley, Gray, Hemphill, Roberts, Wheeler56 min
May 23, 7:35 PM CDTSevere Thunderstorm WarningOUNWoods40 min
May 23, 7:38 PM CDTSevere Thunderstorm WarningAMALipscomb52 min
May 23, 7:44 PM CDTSevere Thunderstorm WarningOUNHarper, Woodward46 min
May 23, 7:45 PM CDTTornado WarningAMADonley, Gray30 min
May 23, 7:49 PM CDTTornado WarningOUNWoodward26 min
May 23, 8:08 PM CDTSevere Thunderstorm WarningAMABeaver49 min
May 23, 8:14 PM CDTTornado WarningOUNWoodward31 min
May 23, 8:15 PM CDTSevere Thunderstorm WarningAMACollingsworth, Donley, Gray, Wheeler24 min
May 23, 8:31 PM CDTFlash Flood WarningOUNWoodward4 hr
May 23, 8:35 PM CDTSevere Thunderstorm WarningOUNEllis, Harper40 min
May 23, 8:44 PM CDTTornado WarningOUNWoodward31 min
May 23, 8:55 PM CDTTornado WarningOUNEllis35 min
May 23, 8:58 PM CDTSevere Thunderstorm WarningOUNEllis, Harper, Woods, Woodward62 min
May 23, 9:10 PM CDTSevere Thunderstorm WarningOUNHarper, Woods, Woodward50 min
May 23, 9:24 PM CDTSevere Thunderstorm WarningAMAOchiltree47 min
May 23, 9:26 PM CDTSevere Thunderstorm WarningOUNEllis, Harper34 min
May 23, 9:29 PM CDTTornado WarningOUNHarper31 min
May 23, 9:30 PM CDTSevere Thunderstorm WarningAMADonley60 min
May 23, 9:39 PM CDTSevere Thunderstorm WarningAMABeaver33 min
May 23, 9:43 PM CDTSevere Thunderstorm WarningAMADonley62 min
May 23, 9:56 PM CDTSevere Thunderstorm WarningOUNHarper, Woods, Woodward28 min
May 23, 9:56 PM CDTTornado WarningAMADonley21 min
May 23, 10:10 PM CDTSevere Thunderstorm WarningDDCClark50 min
May 23, 11:11 PM CDTSevere Thunderstorm WarningAMAArmstrong, Donley46 min
May 23, 11:29 PM CDTSevere Thunderstorm WarningAMAArmstrong, Carson, Donley, Gray42 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

Dodge City, (KDDC), launched 12:00Z, 8.6 hours before the alert went out and 171 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, Dodge City, at 12:00Z on 2016-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1115 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, Dodge City, at 12:00Z on 2016-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 square meters per square second.19395878Sfc1 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
1115 J/kg
Mixed-layer CIN
-297 J/kg
Mixed-layer LCL
983 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
266 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

As transmitted.

409 
WWUS20 KWNS 232035
SEL0  
SPC WW 232035
KSZ000-OKZ000-TXZ000-240300-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 200
NWS STORM PREDICTION CENTER NORMAN OK
335 PM CDT MON MAY 23 2016

THE NWS STORM PREDICTION CENTER HAS ISSUED A

* TORNADO WATCH FOR PORTIONS OF 
  SOUTHWEST KANSAS
  WESTERN OKLAHOMA
  WESTERN NORTH TEXAS AND THE EASTERN PANHANDLE

* EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 335 PM UNTIL
  1000 PM CDT.

* PRIMARY THREATS INCLUDE...
  A COUPLE TORNADOES POSSIBLE
  SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS
    TO 3 INCHES IN DIAMETER POSSIBLE
  ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

SUMMARY...WIDELY SCATTERED SEVERE THUNDERSTORMS ARE EXPECTED TO FORM
ALONG THE DRYLINE OVER THE EASTERN TX PANHANDLE THIS AFTERNOON AND
TRACK SLOWLY EASTWARD INTO WESTERN OK.  OTHER SUPERCELLS ARE
FORECAST TO DEVELOP IN A COUPLE OF HOURS OVER SOUTHWEST KS.  LARGE
HAIL AND DAMAGING WINDS ARE THE MAIN THREATS...BUT ISOLATED
TORNADOES ARE ALSO A CONCERN.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 50 STATUTE
MILES EAST AND WEST OF A LINE FROM 25 MILES NORTH NORTHEAST OF
DODGE CITY KANSAS TO 75 MILES SOUTH SOUTHEAST OF CHILDRESS TEXAS.
 FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
OUTLINE UPDATE (WOUS64 KWNS WOU0).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
AND POSSIBLE WARNINGS.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 199...

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 3 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 24035.


...HART

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 22, 7:02 PM CDTMesoscale DiscussionSPCHaskell, Meade, Seward, Stevens118 min
May 22, 9:10 PM CDTMesoscale DiscussionSPCGray, Haskell, Meade, Seward65 min
May 22, 10:19 PM CDTMesoscale DiscussionSPCCheyenne, Decatur, Gove, Graham, Lane, Logan and 9 more86 min
May 23, 2:18 PM CDTMesoscale DiscussionSPCClark, Comanche, Finney, Ford, Gray, Haskell and 4 more117 min
May 23, 2:30 PM CDTMesoscale DiscussionSPCGraham, Jewell, Mitchell, Norton, Osborne, Phillips and 3 more2 hr
May 23, 6:08 PM CDTMesoscale DiscussionSPCBarber, Clark, Comanche, Edwards, Finney, Ford and 5 more2 hr
May 22, 7:46 PM CDTMesoscale DiscussionSPCComanche, Greer, Jackson, Kiowa, Tillman89 min
May 22, 8:48 PM CDTSevere Thunderstorm WatchSPCComanche, Cotton, Greer, Harmon, Jackson, Jefferson and 3 more5 hr
May 23, 1:36 AM CDTMesoscale DiscussionSPCCarter, Comanche, Cotton, Jefferson, Love, Marshall and 2 more84 min
May 23, 2:15 AM CDTSevere Thunderstorm WatchSPCCarter, Cotton, Jackson, Jefferson, Love, Marshall and 2 more5 hr
May 23, 4:58 AM CDTMesoscale DiscussionSPCAtoka, Bryan, Choctaw, Jefferson, Love, Marshall and 1 more62 min
May 22, 9:35 PM CDTMesoscale DiscussionSPCIrion, Reagan85 min
May 23, 1:32 PM CDTMesoscale DiscussionSPCBorden, Coke, Crockett, Crosby, Dawson, Garza and 15 more118 min
May 23, 2:32 PM CDTTornado WatchSPCBorden, Brewster, Briscoe, Childress, Coke, Cottle and 37 more7 hr
May 23, 5:29 PM CDTMesoscale DiscussionSPCBorden, Briscoe, Coke, Cottle, Crockett, Crosby and 30 more91 min

Nearby

Tornado Watches in Oklahoma, 2016Tornado Watches in Texas, 2016Tornado Watches in Kansas, 2016Every tornado watch in 2016

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.