Alert archive / Kansas / Tornado Watches in 2004

Tornado Watch 212

May 17, 200446 counties in Kansas

The Storm Prediction Center issued this tornado watch at May 17, 2004, 3:40 PM CDT for 46 counties in Kansas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 17, 2004, 3:40 PM CDT (20:40 UTC)
Expired
May 17, 2004, 10:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 46 counties

Barton County, KS, Butler County, KS, Clark County, KS, Clay County, KS, Dickinson County, KS, Edwards County, KS, Ellis County, KS, Ellsworth County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Grant County, KS, Gray County, KS, Greeley County, KS, Hamilton County, KS, Harvey County, KS, Haskell County, KS, Hodgeman County, KS, Kearny County, KS, Kingman County, KS, Kiowa County, KS, Lane County, KS, Lincoln County, KS, Logan County, KS, Marion County, KS, McPherson County, KS, Meade County, KS, Morton County, KS, Ness County, KS, Ottawa County, KS, Pawnee County, KS, Pratt County, KS, Reno County, KS, Rice County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Scott County, KS, Sedgwick County, KS, Seward County, KS, Stafford County, KS, Stanton County, KS, Stevens County, KS, Trego County, KS, Wallace County, KS, Wichita County, KS

The radar

The Dodge City radar (KDDC), 68 km from the middle of the area, began a volume at 20:41 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 17, 5:23 PM CDTSevere Thunderstorm WarningDDCFinney, Lane37 min
May 17, 6:03 PM CDTSevere Thunderstorm WarningICTRussell57 min
May 17, 6:22 PM CDTTornado WarningICTRussell53 min
May 17, 6:33 PM CDTSevere Thunderstorm WarningDDCNess42 min
May 17, 7:06 PM CDTSevere Thunderstorm WarningDDCFord, Hodgeman39 min
May 17, 7:09 PM CDTTornado WarningICTRussell66 min
May 17, 7:41 PM CDTSevere Thunderstorm WarningDDCNess49 min
May 17, 7:51 PM CDTSevere Thunderstorm WarningDDCGray24 min
May 17, 7:53 PM CDTSevere Thunderstorm WarningICTEllsworth, Lincoln67 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, 8.7 hours before the alert went out and 66 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 2004-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 238 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 2004-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 568 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
238 J/kg
Mixed-layer CIN
-498 J/kg
Mixed-layer LCL
1028 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
568 m²/s²
0-3 km storm-relative helicity
639 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 172048
SEL2  
SPC WW 172040
KSZ000-180300-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 212
NWS STORM PREDICTION CENTER NORMAN OK
340 PM CDT MON MAY 17 2004

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

       SOUTHWEST AND CENTRAL KANSAS

EFFECTIVE THIS MONDAY AFTERNOON AND EVENING FROM 340 PM UNTIL 1000
PM CDT.

TORNADOES...HAIL TO 2.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS ALONG AND 70 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 65 MILES WEST OF GARDEN CITY KANSAS TO 50
MILES EAST SOUTHEAST OF SALINA KANSAS.

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 210...WW 211...

DISCUSSION...CAP IS WEAKENING ALONG COLD FRONT AND OUTFLOW BOUNDARY
NOW EXTENDING ACROSS N-CENTRAL AND W-CENTRAL KS.  STRONG SURFACE
CONVERGENCE IS ALSO EVIDENT INVOF SURFACE LOW NEAR DDC AND ALONG DRY
LINE.  MLCAPES RANGE FROM 1000-2000 J/KG ATTM ACROSS WARM
SECTOR...WITH 35-40 KT OF DEEP LAYER SHEAR...SUGGESTING ENVIRONMENT
WILL BE FAVORABLE FOR ORGANIZED CLUSTERS/SUPERCELLS ONCE STORMS FORM
IN THE NEXT HOUR OR TWO.  IN ADDITION TO LARGE HAIL AND DAMAGING
WINDS...LOW LEVEL SHEAR AND LCLS SUPPORT A THREAT OF TORNADIC
SUPERCELLS...MAINLY ALONG E-W ORIENTED OUTFLOW BOUNDARY/COLD FRONT
ACROSS NRN PORTION OF WW.  ACTIVITY WILL LIKELY EVOLVE INTO A MORE
LINEAR STRUCTURE AND SHIFT ESEWD INTO SRN KS LATER THIS EVENING.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 25020.


...EVANS

385,1015 393,0964 372,0964 365,1015

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 16, 8:07 PM CDTMesoscale DiscussionSPCClay, Cloud, Jewell, Lincoln, Marshall, Mitchell and 7 more83 min
May 16, 8:57 PM CDTMesoscale DiscussionSPCClark, Ellis, Finney, Ford, Gove, Grant and 18 more93 min
May 16, 9:26 PM CDTMesoscale DiscussionSPCBrown, Jackson, Jewell, Marshall, Nemaha, Osborne and 4 more3 hr
May 16, 11:51 PM CDTMesoscale DiscussionSPCHarvey, Kingman, Pawnee, Reno, Sedgwick, Stafford114 min
May 17, 3:08 PM CDTMesoscale DiscussionSPCBarton, Chase, Clark, Clay, Cloud, Comanche and 54 more3 hr
May 17, 4:45 PM CDTSevere Thunderstorm WatchSPCAtchison, Brown, Doniphan, Jackson, Marshall, Nemaha and 2 more5 hr

Nearby

Tornado Watches in Kansas, 2004Every tornado watch in 2004

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.