Alert archive / Kansas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 4, NWS Topeka, KS

May 11, 2000Pottawatomie County, Shawnee County, Wabaunsee County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at May 11, 2000, 7:04 PM CDT for Pottawatomie County, Shawnee County, Wabaunsee County, Kansas. It was in force for 31 min. 3 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
May 11, 2000, 7:04 PM CDT (00:04 UTC)
Expired
May 11, 2000, 7:35 PM CDT
In force
31 min
Issued by
NWS Topeka, KS
Area
Whole counties

Counties Pottawatomie County, KS, Shawnee County, KS, Wabaunsee County, KS

The radar

The Topeka radar (KTWX), 18 km from the middle of the area, began a volume at 00:08 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 11, 7:05 PM CDTHail 1.75Alma, KS
May 11, 7:20 PM CDTHail 1Paxico, KS
May 11, 7:30 PM CDTHail 1.75Rossville, 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 watch it was issued in

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

IssuedProductOfficeLasted
May 11, 7:00 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 0.1 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 00:00Z on 2000-05-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 4491 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 2000-05-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 181 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
4491 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
1450 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
181 m²/s²
0-3 km storm-relative helicity
232 m²/s²
Significant tornado parameter
3.3
Supercell composite
30.9

Open this sounding in Storm Lab

The text

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

000 
WUUS53 KTOP 120006
SVRTOP
KSC149-177-197-120035-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
704 PM CDT THU MAY 11 2000

THE NATIONAL WEATHER SERVICE IN TOPEKA HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHWESTERN SHAWNEE COUNTY IN EAST CENTRAL KANSAS
  NORTHEASTERN WABAUNSEE COUNTY IN EAST CENTRAL KANSAS
  EXTREME SOUTHEASTERN POTTAWATOMIE COUNTY IN NORTHEAST KANSAS

* UNTIL 735 PM CDT

* AT 703 PM CDT...THE PUBLIC REPORTED A SEVERE THUNDERSTORM OVER
  PAXICO...OR ABOUT 23 MILES EAST OF MANHATTAN...MOVING EAST AT 30
  MPH.

* SOME LOCATIONS AFFECTED...
  MAPLE HILL

GOLF BALL SIZE HAIL WAS REPORTED AT ALMA KS AT 701 PM.

LARGE HAIL...VERY HEAVY RAIN AND DAMAGING WINDS ARE LIKELY WITH THIS
STORM. TAKE COVER IN A SUBSTANTIAL SHELTER UNTIL THE STORM PASSES.

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

&

The office that day

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

IssuedProductOfficeCountiesLasted
May 11, 7:35 PM CDTSevere Thunderstorm WarningTOPShawnee40 min
May 11, 8:15 PM CDTSevere Thunderstorm WarningTOPPottawatomie, Shawnee, Wabaunsee40 min
May 11, 8:47 PM CDTTornado WarningTOPJefferson, Shawnee38 min
May 11, 9:24 PM CDTTornado WarningTOPDouglas, Jefferson31 min
May 11, 9:38 PM CDTSevere Thunderstorm WarningTOPShawnee32 min
May 11, 9:58 PM CDTFlash Flood WarningTOPShawnee, Wabaunsee62 min
May 11, 10:08 PM CDTSevere Thunderstorm WarningTOPJackson, Pottawatomie42 min
May 11, 10:48 PM CDTSevere Thunderstorm WarningTOPJackson, Pottawatomie47 min
May 12, 1:02 AM CDTSevere Thunderstorm WarningTOPBrown18 min

Nearby

Severe Thunderstorm Warnings in Kansas, 2000Every severe thunderstorm warning in 2000

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.