Alert archive / Kansas / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 605

June 28, 200315 counties in Kansas; 15 counties in Nebraska

The Storm Prediction Center issued this severe thunderstorm watch at Jun 28, 2003, 7:20 PM CDT for 15 counties in Kansas; 15 counties in Nebraska. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jun 28, 2003, 7:20 PM CDT (00:20 UTC)
Expired
Jun 29, 2003, 1:00 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 30 counties

Cheyenne County, KS, Decatur County, KS, Gove County, KS, Graham County, KS, Lane County, KS, Logan County, KS, Ness County, KS, Norton County, KS, Rawlins County, KS, Scott County, KS, Sheridan County, KS, Sherman County, KS, Thomas County, KS, Trego County, KS, Wichita County, KS, Arthur County, NE, Chase County, NE, Deuel County, NE, Dundy County, NE, Frontier County, NE, Furnas County, NE, Garden County, NE, Hayes County, NE, Hitchcock County, NE, Keith County, NE, Lincoln County, NE, Logan County, NE, McPherson County, NE, Perkins County, NE, Red Willow County, NE

The radar

The Goodland radar (KGLD), 130 km from the middle of the area, began a volume at 00:23 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

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

IssuedProductOfficeCountiesLasted
Jun 28, 7:42 PM CDTSevere Thunderstorm WarningDDCNess48 min
Jun 28, 8:36 PM CDTSevere Thunderstorm WarningDDCEllis, Trego54 min
Jun 28, 8:36 PM CDTSevere Thunderstorm WarningGLDCheyenne54 min
Jun 28, 8:44 PM CDTSevere Thunderstorm WarningGLDHitchcock61 min
Jun 28, 9:17 PM CDTSevere Thunderstorm WarningLBFChase28 min
Jun 28, 9:35 PM CDTSevere Thunderstorm WarningGLDRawlins55 min
Jun 28, 9:39 PM CDTSevere Thunderstorm WarningGLDDundy66 min
Jun 28, 9:44 PM CDTSevere Thunderstorm WarningLBFChase, Hayes61 min
Jun 28, 9:59 PM CDTSevere Thunderstorm WarningLBFFrontier46 min
Jun 28, 10:26 PM CDTSevere Thunderstorm WarningGLDThomas64 min
Jun 28, 11:48 PM CDTSevere Thunderstorm WarningGLDGraham57 min
Jun 28, 11:51 PM CDTSevere Thunderstorm WarningDDCTrego39 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

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.3 hours before the alert went out and 92 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, N. Platte/Lee Bi, NE at 00:00Z on 2003-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 695 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, N. Platte/Lee Bi, NE at 00:00Z on 2003-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -68 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
695 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
1772 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
-68 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
-0.1
Supercell composite
-2.9

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 28, 8:09 PM CDTMesoscale DiscussionSPCCheyenne, Clark, Decatur, Finney, Ford, Gove and 24 more96 min
Jun 28, 11:06 PM CDTMesoscale DiscussionSPCBarton, Clark, Clay, Cloud, Comanche, Decatur and 45 more54 min
Jun 29, 2:16 PM CDTMesoscale DiscussionSPCAllen, Anderson, Bourbon, Butler, Chase, Chautauqua and 25 more59 min
Jun 29, 4:46 PM CDTMesoscale DiscussionSPCAllen, Bourbon, Chautauqua, Cherokee, Crawford, Labette and 4 more2 hr

Nearby

Severe Thunderstorm Watches in Kansas, 2003Severe Thunderstorm Watches in Nebraska, 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.