Alert archive / Kansas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 103, NWS Topeka, KS

July 8, 1997Cloud County, Ottawa County, Kansas

NWS Topeka, KS issued this severe thunderstorm warning at Jul 8, 1997, 1:56 AM CDT for Cloud County, Ottawa County, Kansas. It was in force for 59 min. 1 report 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, 1:56 AM CDT (06:56 UTC)
Expired
Jul 8, 1997, 2:55 AM CDT
In force
59 min
Issued by
NWS Topeka, KS
Area
Whole counties

Counties Cloud County, KS, Ottawa County, KS

The radar

The Topeka radar (KTWX), 127 km from the middle of the area, began a volume at 06:57 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, 2:10 AM CDTHail 0.75Glasco, 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, 6.9 hours before the alert went out and 177 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 1997-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1163 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 1997-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 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
1163 J/kg
Mixed-layer CIN
-127 J/kg
Mixed-layer LCL
1613 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
102 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KTOP 080657 RRA
SVRTOP
KSC029-143-080755-

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

* SEVERE THUNDERSTORM WARNING FOR
     CLOUD COUNTY - NORTH CENTRAL KANSAS
     OTTAWA COUNTY - NORTH CENTRAL KANSAS

* UNTIL 255 AM CDT
 
* SOME LOCATIONS AFFECTED
     CONCORDIA
     GLASCO
     AURORA
     DELPHOS
     MINNEAPOLIS
     CULVER

* AT 149 AM CDT RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS
  FROM 10 MILES WEST  OF CONCORDIA SOUTH TO NEAR
  TESCOTT MOVING EAST AT 25 MPH.
 
THIS IS A DANGEROUS STORM!  STAY INDOORS AWAY FROM WINDOWS!

DAMAGING WINDS AND LARGE HAIL ARE LIKELY.  GO INSIDE A STURDY
BUILDING AND STAY AWAY F0ROM WINDOWS!

SW

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 1:48 AM CDTSevere Thunderstorm WarningTOPBrown, Nemaha47 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.