Alert archive / Kansas / Tornado Warnings in 1998

Tornado Warning 4, NWS Wichita, KS

April 14, 1998Chautauqua County, Kansas

NWS Wichita, KS issued this tornado warning at Apr 14, 1998, 10:30 PM CDT for Chautauqua County, Kansas. It was in force for 60 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Apr 14, 1998, 10:30 PM CDT (03:30 UTC)
Expired
Apr 14, 1998, 11:30 PM CDT
In force
60 min
Issued by
NWS Wichita, KS
Area
Whole counties

County Chautauqua County, KS

The radar

The Wichita radar (KICT), 120 km from the middle of the area, began a volume at 03:29 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Apr 14, 9:15 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Lamont, OK (KLMN), launched 00:00Z, 3.5 hours before the alert went out and 125 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, Lamont, OK at 00:00Z on 1998-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 734 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, Lamont, OK at 00:00Z on 1998-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 square meters per square second.1939587897117136Sfc1 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
734 J/kg
Mixed-layer CIN
-69 J/kg
Mixed-layer LCL
1916 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
232 m²/s²
Significant tornado parameter
0.1
Supercell composite
4.1

Open this sounding in Storm Lab

The text

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

635 
WFUS1 KICT 150330
TORICT
KSC019-150430-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WICHITA KS
1030 PM CDT TUE APR 14 1998

* TORNADO WARNING FOR
  CHAUTAUQUA COUNTY - SOUTHEAST KANSAS

* UNTIL 1130 PM CDT
 
* SOME TOWNS AFFECTED
    CHERRYVALE
    HEWINS
    WAUNETA
    ELGIN

* AT AT 1030 PM CDT RADAR INDICATED A POSSIBLE TORNADO 20 MILES EAST
  OF ARKANSAS CITY OR 5 MILES WEST OF CHERRYVALE MOVING EAST AT
  30 MPH. THIS STORM HAS PRODUCED A TORNADO EAST OF ARKANSAS CITY
  EARLIER THIS EVENING.

THIS IS A VERY DANGEROUS STORM.  ACT QUICKLY.  IF YOU ARE IN THE
PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF AVAILABLE.
OTHERWISE... GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR
POSSIBLE.  AVOID WINDOWS.  ABANDON CARS AND MOBILE HOMES FOR A
STURDIER BUILDING OR GET INTO A DITCH OR CULVERT.

OGREN

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 7:17 PM CDTSevere Thunderstorm WarningICTChautauqua63 min
Apr 14, 7:25 PM CDTSevere Thunderstorm WarningICTMontgomery65 min
Apr 14, 8:00 PM CDTSevere Thunderstorm WarningICTWilson60 min
Apr 14, 8:17 PM CDTSevere Thunderstorm WarningICTHarper63 min
Apr 14, 8:20 PM CDTSevere Thunderstorm WarningICTNeosho35 min
Apr 14, 8:35 PM CDTSevere Thunderstorm WarningICTButler60 min
Apr 14, 8:39 PM CDTSevere Thunderstorm WarningICTSedgwick61 min
Apr 14, 8:47 PM CDTSevere Thunderstorm WarningICTSumner63 min
Apr 14, 8:52 PM CDTSevere Thunderstorm WarningICTHarvey48 min
Apr 14, 8:56 PM CDTSevere Thunderstorm WarningICTGreenwood64 min
Apr 14, 9:21 PM CDTSevere Thunderstorm WarningICTCowley64 min
Apr 14, 9:27 PM CDTSevere Thunderstorm WarningICTChase63 min
Apr 14, 10:10 PM CDTTornado WarningICTCowley65 min
Apr 14, 11:14 PM CDTTornado WarningICTMontgomery61 min
Apr 14, 11:30 PM CDTTornado WarningICTLabette60 min

Nearby

Tornado Warnings in Kansas, 1998Every tornado warning in 1998Tornadoes in 1998

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.