Alert archive / Kansas / Tornado Watches in 2007

Tornado Watch 293

May 23, 200725 counties in Kansas; 8 counties in Oklahoma; 20 counties in Texas

The Storm Prediction Center issued this tornado watch at May 23, 2007, 3:31 PM CDT for 25 counties in Kansas; 8 counties in Oklahoma; 20 counties in Texas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
May 23, 2007, 3:31 PM CDT (20:31 UTC)
Expired
May 23, 2007, 11:00 PM CDT
In force
7 hr
Issued by
the Storm Prediction Center
Particularly dangerous situation
Yes
Largest hail expected
4 in
Strongest gust expected
70 kt
All 53 counties

Barber County, KS, Clark County, KS, Comanche County, KS, Edwards County, KS, Finney County, KS, Ford County, KS, Grant County, KS, Gray County, KS, Hamilton County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Kiowa County, KS, Lane County, KS, Meade County, KS, Morton County, KS, Ness County, KS, Pawnee County, KS, Pratt County, KS, Rush County, KS, Scott County, KS, Seward County, KS, Stafford County, KS, Stanton County, KS, Stevens County, KS, Beaver County, OK, Cimarron County, OK, Ellis County, OK, Harper County, OK, Roger Mills County, OK, Texas County, OK, Woods County, OK, Woodward County, OK, Armstrong County, TX, Carson County, TX, Collingsworth County, TX, Dallam County, TX, Deaf Smith County, TX, Donley County, TX, Gray County, TX, Hansford County, TX, Hartley County, TX, Hemphill County, TX, Hutchinson County, TX, Lipscomb County, TX, Moore County, TX, Ochiltree County, TX, Oldham County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Sherman County, TX, Wheeler County, TX

The radar

The Dodge City radar (KDDC), 115 km from the middle of the area, began a volume at 20:32 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
90%
One or more EF2 to EF5 tornadoes
70%
Ten or more severe wind reports
70%
One or more gusts of 65 knots or more
70%
Ten or more severe hail reports
95%
One or more hailstones of 2 inches or more
95%
Six or more combined severe hail and wind reports
95%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 23, 3:50 PM CDTSevere Thunderstorm WarningAMARoberts55 min
May 23, 4:07 PM CDTSevere Thunderstorm WarningOUNHarper53 min
May 23, 4:07 PM CDTSevere Thunderstorm WarningAMAOchiltree53 min
May 23, 4:23 PM CDTSevere Thunderstorm WarningDDCPratt37 min
May 23, 4:25 PM CDTSevere Thunderstorm WarningAMALipscomb65 min
May 23, 4:29 PM CDTTornado WarningOUNHarper46 min
May 23, 4:31 PM CDTTornado WarningAMARoberts29 min
May 23, 4:36 PM CDTTornado WarningAMALipscomb24 min
May 23, 4:46 PM CDTSevere Thunderstorm WarningAMABeaver59 min
May 23, 4:50 PM CDTTornado WarningAMAOchiltree40 min
May 23, 4:57 PM CDTSevere Thunderstorm WarningDDCPratt33 min
May 23, 5:00 PM CDTTornado WarningAMARoberts45 min
May 23, 5:08 PM CDTTornado WarningOUNHarper41 min
May 23, 5:11 PM CDTSevere Thunderstorm WarningDDCClark79 min
May 23, 5:28 PM CDTSevere Thunderstorm WarningAMAOchiltree62 min
May 23, 5:32 PM CDTTornado WarningAMAOchiltree43 min
May 23, 5:37 PM CDTSevere Thunderstorm WarningAMAHutchinson53 min
May 23, 5:44 PM CDTSevere Thunderstorm WarningDDCMeade61 min
May 23, 5:44 PM CDTSevere Thunderstorm WarningAMABeaver61 min
May 23, 5:46 PM CDTSevere Thunderstorm WarningAMALipscomb59 min
May 23, 5:51 PM CDTSevere Thunderstorm WarningDDCFord54 min
May 23, 5:54 PM CDTTornado WarningAMALipscomb51 min
May 23, 6:03 PM CDTSevere Thunderstorm WarningAMAHansford57 min
May 23, 6:04 PM CDTSevere Thunderstorm WarningDDCEdwards, Kiowa56 min
May 23, 6:23 PM CDTSevere Thunderstorm WarningDDCClark52 min
May 23, 6:24 PM CDTSevere Thunderstorm WarningAMAOchiltree66 min
May 23, 6:26 PM CDTSevere Thunderstorm WarningAMAHutchinson64 min
May 23, 6:29 PM CDTSevere Thunderstorm WarningDDCMeade16 min
May 23, 6:38 PM CDTSevere Thunderstorm WarningDDCFord53 min
May 23, 6:46 PM CDTTornado WarningDDCFord4 min
May 23, 6:46 PM CDTTornado WarningDDCEdwards17 min
May 23, 6:46 PM CDTTornado WarningAMAHutchinson44 min
May 23, 6:49 PM CDTTornado WarningAMAOchiltree41 min
May 23, 7:06 PM CDTSevere Thunderstorm WarningDDCFord, Gray44 min
May 23, 7:12 PM CDTSevere Thunderstorm WarningAMALipscomb63 min
May 23, 7:18 PM CDTSevere Thunderstorm WarningDDCHodgeman30 min
May 23, 7:20 PM CDTTornado WarningAMALipscomb55 min
May 23, 7:25 PM CDTSevere Thunderstorm WarningAMAOchiltree65 min
May 23, 7:27 PM CDTSevere Thunderstorm WarningAMAHutchinson63 min
May 23, 7:28 PM CDTTornado WarningAMAHutchinson62 min
May 23, 7:36 PM CDTSevere Thunderstorm WarningDDCFord39 min
May 23, 7:36 PM CDTSevere Thunderstorm WarningDDCHamilton39 min
May 23, 7:41 PM CDTTornado WarningDDCFord34 min
May 23, 7:42 PM CDTSevere Thunderstorm WarningAMAHansford63 min
May 23, 7:54 PM CDTSevere Thunderstorm WarningDDCEdwards, Kiowa51 min
May 23, 7:55 PM CDTTornado WarningDDCHamilton14 min
May 23, 7:59 PM CDTSevere Thunderstorm WarningDDCFord31 min
May 23, 8:04 PM CDTSevere Thunderstorm WarningDDCKearny56 min
May 23, 8:05 PM CDTTornado WarningDDCEdwards40 min
May 23, 8:15 PM CDTSevere Thunderstorm WarningAMATexas60 min
May 23, 8:17 PM CDTSevere Thunderstorm WarningAMABeaver58 min
May 23, 8:21 PM CDTSevere Thunderstorm WarningDDCHodgeman29 min
May 23, 8:24 PM CDTSevere Thunderstorm WarningAMAOchiltree, Roberts66 min
May 23, 8:29 PM CDTSevere Thunderstorm WarningDDCFord18 min
May 23, 8:30 PM CDTTornado WarningAMAHutchinson, Roberts60 min
May 23, 8:36 PM CDTSevere Thunderstorm WarningDDCFinney39 min
May 23, 8:37 PM CDTFlash Flood WarningDDCStafford6 hr
May 23, 8:44 PM CDTSevere Thunderstorm WarningDDCEdwards34 min
May 23, 8:46 PM CDTSevere Thunderstorm WarningAMAHansford59 min
May 23, 8:59 PM CDTSevere Thunderstorm WarningDDCGrant, Haskell, Seward, Stevens37 min
May 23, 9:02 PM CDTSevere Thunderstorm WarningDDCPawnee43 min
May 23, 9:13 PM CDTSevere Thunderstorm WarningDDCFinney24 min
May 23, 9:16 PM CDTSevere Thunderstorm WarningAMABeaver59 min
May 23, 9:23 PM CDTTornado WarningAMAHansford37 min
May 23, 9:27 PM CDTTornado WarningAMABeaver48 min
May 23, 9:28 PM CDTSevere Thunderstorm WarningAMAOchiltree, Roberts62 min
May 23, 9:29 PM CDTTornado WarningAMARoberts61 min
May 23, 9:40 PM CDTSevere Thunderstorm WarningOUNHarper50 min
May 23, 9:41 PM CDTTornado WarningAMAOchiltree49 min
May 23, 9:43 PM CDTSevere Thunderstorm WarningDDCFinney, Gray35 min
May 23, 9:55 PM CDTSevere Thunderstorm WarningAMAHansford65 min
May 23, 10:02 PM CDTSevere Thunderstorm WarningAMALipscomb58 min
May 23, 10:14 PM CDTFlash Flood WarningAMALipscomb, Ochiltree4 hr
May 23, 10:28 PM CDTSevere Thunderstorm WarningDDCRush47 min
May 23, 10:29 PM CDTSevere Thunderstorm WarningOUNHarper61 min
May 23, 10:30 PM CDTSevere Thunderstorm WarningDDCHodgeman45 min
May 23, 10:32 PM CDTSevere Thunderstorm WarningAMAOchiltree58 min
May 23, 10:38 PM CDTTornado WarningAMALipscomb52 min
May 23, 10:44 PM CDTTornado WarningOUNHarper46 min
May 23, 10:58 PM CDTFlash Flood WarningAMARoberts3 hr
May 23, 11:00 PM CDTSevere Thunderstorm WarningAMALipscomb60 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, 8.5 hours before the alert went out and 119 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 2007-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1 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 2007-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 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
1 J/kg
Mixed-layer CIN
-440 J/kg
Mixed-layer LCL
1149 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000
WWUS20 KWNS 232030
SEL3  
SPC WW 232030
KSZ000-OKZ000-TXZ000-240400-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 293
NWS STORM PREDICTION CENTER NORMAN OK
330 PM CDT WED MAY 23 2007

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       SOUTHWEST KANSAS
       NORTHWEST OKLAHOMA
       TEXAS PANHANDLE

EFFECTIVE THIS WEDNESDAY AFTERNOON AND EVENING FROM 330 PM UNTIL
1100 PM CDT.

...THIS IS A PARTICULARLY DANGEROUS SITUATION...

DESTRUCTIVE TORNADOES...LARGE HAIL TO 4 INCHES IN DIAMETER...
THUNDERSTORM WIND GUSTS TO 80 MPH...AND DANGEROUS LIGHTNING ARE
POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 70 STATUTE
MILES EAST AND WEST OF A LINE FROM 35 MILES NORTH NORTHEAST OF
DODGE CITY KANSAS TO 50 MILES SOUTHEAST OF AMARILLO TEXAS.  FOR A
COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
UPDATE (WOUS64 KWNS WOU3).

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 290...WW 291...WW 292...

DISCUSSION...SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS
AFTERNOON AND EVENING ACROSS PARTS OF SOUTHWEST KS AND THE TX
PANHANDLE... SPREADING EASTWARD INTO NORTHWEST OK.  AIR MASS OVER
THIS REGION IS BECOMING VERY UNSTABLE AS LOW LEVEL MOISTURE SPREADS
NORTHWESTWARD BENEATH EXTREMELY STEEP LOW/MID LEVEL LAPSE RATES. 
INCREASING VERTICAL SHEAR PROFILES THROUGH THE EVENING WILL PROMOTE
SUPERCELL STORMS CAPABLE OF VERY LARGE HAIL...DAMAGING WINDS...AND
STRONG TORNADOES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 4 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 70 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, 9:41 PM CDTMesoscale DiscussionSPCEllis, Finney, Jewell, Ness, Osborne, Pawnee and 6 more94 min
May 22, 10:49 PM CDTSevere Thunderstorm WatchSPCBarton, Cloud, Ellis, Ellsworth, Jewell, Lincoln and 12 more5 hr
May 23, 2:27 AM CDTMesoscale DiscussionSPCCloud, Ellsworth, Lincoln, Ottawa, Republic93 min
May 23, 12:22 PM CDTMesoscale DiscussionSPCBarber, Clay, Cloud, Comanche, Dickinson, Ellsworth and 13 more83 min
May 23, 1:27 PM CDTSevere Thunderstorm WatchSPCBarber, Barton, Brown, Clay, Comanche, Dickinson and 24 more7 hr
May 23, 2:20 PM CDTMesoscale DiscussionSPCClark, Finney, Ford, Grant, Gray, Greeley and 12 more55 min
May 23, 3:11 PM CDTMesoscale DiscussionSPCBarber, Brown, Dickinson, Ellsworth, Geary, Harvey and 12 more94 min
May 23, 4:33 PM CDTMesoscale DiscussionSPCHamilton, Kearny, Morton, Stanton2 hr
May 23, 5:19 PM CDTMesoscale DiscussionSPCAtchison, Barton, Brown, Clay, Cloud, Dickinson and 28 more86 min
May 23, 6:06 PM CDTMesoscale DiscussionSPCClark, Comanche, Edwards, Finney, Ford, Grant and 12 more84 min

Nearby

Tornado Watches in Kansas, 2007Tornado Watches in Texas, 2007Tornado Watches in Oklahoma, 2007Every tornado watch in 2007

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.