Alert archive / Kansas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 105, NWS Topeka, KS

July 8, 1997Morris County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Jul 8, 1997, 9:58 PM CDT for Morris County, Kansas. It was in force for 62 min. 2 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
Jul 8, 1997, 9:58 PM CDT (02:58 UTC)
Expired
Jul 8, 1997, 11:00 PM CDT
In force
62 min
Issued by
NWS Topeka, KS
Area
Whole counties

County Morris County, KS

The radar

The Topeka radar (KTWX), 50 km from the middle of the area, began a volume at 02:58 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
Jul 8, 10:39 PM CDTThunderstorm Wind 52Wilsey, KS
Jul 8, 10:55 PM CDTThunderstorm Wind 56Diamond Spgs, 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, 3.0 hours before the alert went out and 94 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 1997-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1367 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 1997-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 14 square meters per square second.1939Sfc1 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
1367 J/kg
Mixed-layer CIN
-75 J/kg
Mixed-layer LCL
1456 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
14 m²/s²
0-3 km storm-relative helicity
53 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTOP 090259 RRA
SVRTOP
KSC127-090400-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE TOPEKA KS
958 PM CDT TUE JUL 8 1997

* SEVERE THUNDERSTORM WARNING FOR
     MORRIS COUNTY - EAST CENTRAL KANSAS

* UNTIL 1100 PM CDT
 
* SOME LOCATIONS AFFECTED
     BURDICK
     DELAVAN
     WILSEY
     DIAMOND SPRINGS
     COUNCIL GROVE

* AT 956 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 25 MILES
  SOUTHEAST OF ABILENE...JUST SOUTH&EAST OF HERINGTON MOVING EAST AT
  20 MPH.

* REPORTS
     60 MPH WINDS MILES SOUTH OF HERINGTON AT 947 PM CDT
 
DAMAGING WINDS AND LARGE HAIL ARE LIKELY.  GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS!

WALAWENDER
&

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 9:25 PM CDTSevere Thunderstorm WarningTOPDickinson60 min
Jul 9, 6:26 PM CDTSevere Thunderstorm WarningTOPOttawa34 min

Nearby

Severe Thunderstorm Warnings in Kansas, 1997Every severe thunderstorm warning in 1997

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.