Alert archive / Kansas / Tornado Warnings in 2002

Tornado Warning 13, NWS Topeka, KS

May 8, 2002Jefferson County, Kansas

NWS Topeka, KS issued this tornado warning at May 8, 2002, 6:21 PM CDT for Jefferson County, Kansas. It was in force for 24 min. 5 reports 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
May 8, 2002, 6:21 PM CDT (23:21 UTC)
Expired
May 8, 2002, 6:45 PM CDT
In force
24 min
Issued by
NWS Topeka, KS
Area
Counties, with a storm outline in the text

County Jefferson County, KS

The radar

The Topeka radar (KTWX), 88 km from the middle of the area, began a volume at 23:24 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
May 8, 6:23 PM CDTThunderstorm Wind 61 EOskaloosa, KSStrong winds downed power lines near Oskaloosa.
May 8, 6:25 PM CDTThunderstorm Wind 65 EMc Louth, KSStrong winds destroyed outbuildings near McClouth.
May 8, 6:26 PM CDTTornado F1Oskaloosa, KSA short lived tornado touched down near Oskaloosa and damaged buildings, roofs, and power lines.
May 8, 6:30 PM CDTTornado F1Oskaloosa, KSA short lived tornado touched down in Oskaloosa and damaged a seed mill and other buildings.
May 8, 6:34 PM CDTTornado F0Oskaloosa, KSA tornado briefly touched down northeast of Oskaloosa and damaged power lines.

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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 8, 5:30 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 12:00Z, 11.4 hours before the alert went out and 42 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 12:00Z on 2002-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 50 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 12:00Z on 2002-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 522 square meters per square second.1939587897Sfc1 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
50 J/kg
Mixed-layer CIN
-814 J/kg
Mixed-layer LCL
1189 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
522 m²/s²
0-3 km storm-relative helicity
829 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KTOP 082321
TORTOP
KSC087-082345-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
621 PM CDT WED MAY 8 2002

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* TORNADO WARNING FOR...
  EAST CENTRAL JEFFERSON COUNTY IN NORTHEAST KANSAS

* UNTIL 645 PM CDT

* AT 619 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES
  SOUTHWEST OF OSKALOOSA...OR ABOUT 14 MILES NORTHWEST OF LAWRENCE...
  MOVING NORTHEAST AT 40 MPH.  A ROTATING WALL CLOUD WAS REPORTED 
SOUTH OF OSKALOOSA AT 618 PM.

* SOME LOCATIONS AFFECTED...
  MCLOUTH

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY BUILDING. AS A
LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER
YOUR HEAD.

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

LAT...LON 3932 9518 3915 9518 3910 9537 3923 9536

The office that day

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

IssuedProductOfficeCountiesLasted
May 7, 10:21 PM CDTSevere Thunderstorm WarningTOP39 min
May 7, 10:39 PM CDTSevere Thunderstorm WarningTOP36 min
May 8, 4:23 PM CDTSevere Thunderstorm WarningTOP37 min
May 8, 4:26 PM CDTSevere Thunderstorm WarningTOP49 min
May 8, 4:38 PM CDTTornado WarningTOPMorris37 min
May 8, 4:47 PM CDTSevere Thunderstorm WarningTOP53 min
May 8, 4:56 PM CDTSevere Thunderstorm WarningTOP49 min
May 8, 5:26 PM CDTSevere Thunderstorm WarningTOP34 min
May 8, 5:30 PM CDTTornado WarningTOPWabaunsee30 min
May 8, 5:36 PM CDTSevere Thunderstorm WarningTOP54 min
May 8, 5:44 PM CDTSevere Thunderstorm WarningTOP36 min
May 8, 5:47 PM CDTSevere Thunderstorm WarningTOP48 min
May 8, 5:49 PM CDTSevere Thunderstorm WarningTOP41 min
May 8, 6:01 PM CDTSevere Thunderstorm WarningTOP29 min
May 8, 6:26 PM CDTSevere Thunderstorm WarningTOP49 min
May 8, 6:27 PM CDTSevere Thunderstorm WarningTOP48 min

Nearby

Tornado Warnings in Kansas, 2002Every tornado warning in 2002Tornadoes 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.