Alert archive / Kansas / Severe Thunderstorm Watches in 2002

Severe Thunderstorm Watch 305

May 15, 200225 counties in Kansas; 14 counties in Nebraska

The Storm Prediction Center issued this severe thunderstorm watch at May 15, 2002, 9:30 PM CDT for 25 counties in Kansas; 14 counties in Nebraska. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
May 15, 2002, 9:30 PM CDT (02:30 UTC)
Expired
May 16, 2002, 2:00 AM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 39 counties

Barton County, KS, Cloud County, KS, Ellis County, KS, Ellsworth County, KS, Harvey County, KS, Jewell County, KS, Kingman County, KS, Lincoln County, KS, McPherson County, KS, Mitchell County, KS, Osborne County, KS, Ottawa County, KS, Pawnee County, KS, Phillips County, KS, Pratt County, KS, Reno County, KS, Republic County, KS, Rice County, KS, Rooks County, KS, Rush County, KS, Russell County, KS, Saline County, KS, Sedgwick County, KS, Smith County, KS, Stafford County, KS, Adams County, NE, Buffalo County, NE, Clay County, NE, Fillmore County, NE, Franklin County, NE, Hall County, NE, Hamilton County, NE, Harlan County, NE, Kearney County, NE, Nuckolls County, NE, Phelps County, NE, Thayer County, NE, Webster County, NE, York County, NE

The radar

The Grand Island radar (KUEX), 86 km from the middle of the area, began a volume at 02:32 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 15, 9:48 PM CDTSevere Thunderstorm WarningGIDFurnas, Gosper, Kearney, Phelps57 min
May 15, 10:19 PM CDTSevere Thunderstorm WarningDDCPratt41 min
May 15, 10:32 PM CDTSevere Thunderstorm WarningDDCRush43 min
May 15, 11:01 PM CDTSevere Thunderstorm WarningDDCPratt14 min
May 15, 11:13 PM CDTSevere Thunderstorm WarningDDCRush47 min
May 15, 11:21 PM CDTSevere Thunderstorm WarningDDCEllis39 min
May 15, 11:33 PM CDTSevere Thunderstorm WarningICTBarton, Russell57 min
May 16, 12:27 AM CDTSevere Thunderstorm WarningICTBarton33 min
May 16, 12:45 AM CDTTornado WarningICTRice30 min
May 16, 1:08 AM CDTSevere Thunderstorm WarningICTMcPherson67 min
May 16, 1:12 AM CDTSevere Thunderstorm WarningICTRice33 min
May 16, 1:52 AM CDTFlash Flood WarningICTRice4 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 2.5 hours before the alert went out and 230 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, Topeka, KS at 00:00Z on 2002-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 27 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, Topeka, KS at 00:00Z on 2002-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 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
27 J/kg
Mixed-layer CIN
-444 J/kg
Mixed-layer LCL
1321 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 16, 5:30 PM CDTSevere Thunderstorm WatchSPCGrant, Greeley, Hamilton, Haskell, Kearny, Morton and 3 more6 hr

Nearby

Severe Thunderstorm Watches in Kansas, 2002Severe Thunderstorm Watches in Nebraska, 2002Every severe thunderstorm watch in 2002

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.