Alert archive / Kansas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 5, NWS Topeka, KS

March 8, 2002Clay County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Mar 8, 2002, 7:57 PM CST for Clay County, Kansas. It was in force for 33 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 8, 2002, 7:57 PM CST (01:57 UTC)
Expired
Mar 8, 2002, 8:30 PM CST
In force
33 min
Issued by
NWS Topeka, KS
Area
Counties, with a storm outline in the text

County Clay County, KS

The radar

The Topeka radar (KTWX), 83 km from the middle of the area, began a volume at 01:45 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 was reported inside it

TimeReportWhereRemark
Mar 8, 8:06 PM CSTHail 0.75Wakefield, KS

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 2.0 hours before the alert went out and 131 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 2002-03-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 727 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Topeka, KS at 00:00Z on 2002-03-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 266 square meters per square second.1939587897117Sfc1 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
727 J/kg
Mixed-layer CIN
-129 J/kg
Mixed-layer LCL
810 m above ground
0-6 km bulk shear
66 kt
0-1 km storm-relative helicity
266 m²/s²
0-3 km storm-relative helicity
332 m²/s²
Significant tornado parameter
0.7
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KTOP 090157
SVRTOP
KSC027-090230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
756 PM CST FRI MAR 8 2002

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN CLAY COUNTY IN NORTH CENTRAL KANSAS

* UNTIL 830 PM CST

* AT 751 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 13 MILES SOUTHWEST OF WAKEFIELD...OR ABOUT 14
  MILES NORTH OF ABILENE...MOVING NORTHEAST AT 55 MPH.

* SOME LOCATIONS AFFECTED...
  WAKEFIELD

LARGE HAIL IS LIKELY WITH THIS SEVERE THUNDERSTORM. IF YOU ARE IN THE
PATH OF THE STORM...MOVE INDOORS.

STAY TUNED TO NOAA WEATHER RADIO OR LOCAL MEDIA OUTLETS FOR THE
LATEST SEVERE WEATHER INFORMATION.

LAT...LON 3942 9698 3914 9697 3913 9733 3930 9732

The office that day

Everything else NWS Topeka, KS issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 8, 7:19 PM CSTSevere Thunderstorm WarningTOPClay, Cloud26 min
Mar 8, 7:34 PM CSTSevere Thunderstorm WarningTOPDickinson41 min
Mar 8, 8:25 PM CSTSevere Thunderstorm WarningTOPMorris50 min
Mar 8, 9:24 PM CSTSevere Thunderstorm WarningTOPLyon21 min
Mar 8, 9:25 PM CSTSevere Thunderstorm WarningTOPShawnee35 min
Mar 8, 9:45 PM CSTSevere Thunderstorm WarningTOPOsage30 min
Mar 8, 9:48 PM CSTSevere Thunderstorm WarningTOPLyon27 min
Mar 8, 10:06 PM CSTSevere Thunderstorm WarningTOPDouglas, Franklin39 min
Mar 8, 10:10 PM CSTSevere Thunderstorm WarningTOPOsage35 min
Mar 8, 10:45 PM CSTSevere Thunderstorm WarningTOPDouglas, Franklin25 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2002Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.