Alert archive / Kansas / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 871

August 19, 20035 states

The Storm Prediction Center issued this severe thunderstorm watch at Aug 19, 2003, 1:40 PM MDT for 5 states. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Aug 19, 2003, 1:40 PM MDT (19:40 UTC)
Expired
Aug 19, 2003, 7:00 PM MDT
In force
5 hr
Issued by
the Storm Prediction Center
All 49 counties

Baca County, CO, Bent County, CO, Crowley County, CO, Kiowa County, CO, Las Animas County, CO, Otero County, CO, Prowers County, CO, Barber County, KS, Barton County, KS, Clark County, KS, Comanche County, KS, Edwards County, KS, Ellis County, KS, Finney County, KS, Ford County, KS, Gove County, KS, Grant County, KS, Gray County, KS, Greeley 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, Russell County, KS, Scott County, KS, Seward County, KS, Stafford County, KS, Stanton County, KS, Stevens County, KS, Trego County, KS, Wichita County, KS, Union County, NM, Alfalfa County, OK, Beaver County, OK, Cimarron County, OK, Harper County, OK, Texas County, OK, Woods County, OK, Dallam County, TX, Hansford County, TX, Sherman County, TX

The radar

The Dodge City radar (KDDC), 172 km from the middle of the area, began a volume at 19:43 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

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

IssuedProductOfficeCountiesLasted
Aug 19, 3:07 PM MDTSevere Thunderstorm WarningDDCEdwards38 min
Aug 19, 4:51 PM MDTSevere Thunderstorm WarningDDCMorton, Stanton54 min
Aug 19, 5:39 PM MDTSevere Thunderstorm WarningDDCLane51 min
Aug 19, 5:41 PM MDTSevere Thunderstorm WarningGLDGreeley64 min
Aug 19, 5:58 PM MDTSevere Thunderstorm WarningDDCHamilton, Stanton32 min
Aug 19, 6:06 PM MDTSevere Thunderstorm WarningDDCKearny54 min
Aug 19, 6:14 PM MDTSevere Thunderstorm WarningDDCStevens61 min
Aug 19, 6:33 PM MDTSevere Thunderstorm WarningDDCNess42 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, 7.7 hours before the alert went out and 178 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 2003-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 594 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 2003-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 square meters per square second.1939Sfc1 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
594 J/kg
Mixed-layer CIN
-233 J/kg
Mixed-layer LCL
1940 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
209 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 19, 1:05 PM MDTMesoscale DiscussionSPCBaca, Las Animas85 min
Aug 19, 5:10 PM MDTMesoscale DiscussionSPCBaca, Bent, Kiowa, Otero, Prowers95 min
Aug 19, 1:51 PM MDTMesoscale DiscussionSPCAtchison, Brown, Clay, Cloud, Dickinson, Doniphan and 12 more84 min
Aug 19, 2:25 PM MDTSevere Thunderstorm WatchSPCAtchison, Brown, Clay, Cloud, Dickinson, Doniphan and 16 more6 hr
Aug 19, 5:37 PM MDTMesoscale DiscussionSPCDecatur, Norton, Phillips113 min

Nearby

Severe Thunderstorm Watches in Kansas, 2003Severe Thunderstorm Watches in Colorado, 2003Severe Thunderstorm Watches in Oklahoma, 2003Every severe thunderstorm watch in 2003

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.