Alert archive / Kansas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 67, NWS Goodland, KS

June 12, 1997Sherman County, Kansas

NWS Goodland, KS issued this severe thunderstorm warning at Jun 12, 1997, 4:58 PM MDT for Sherman County, Kansas. It was in force for 47 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
Jun 12, 1997, 4:58 PM MDT (22:58 UTC)
Expired
Jun 12, 1997, 5:45 PM MDT
In force
47 min
Issued by
NWS Goodland, KS
Area
Whole counties

County Sherman County, KS

The nearest sounding before it

Denver, CO (KDNR), launched 12:00Z, 11.0 hours before the alert went out and 142 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, Denver, CO at 12:00Z on 1997-06-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 48 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Denver, CO at 12:00Z on 1997-06-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 square meters per square second.193958Sfc1 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
48 J/kg
Mixed-layer CIN
-253 J/kg
Mixed-layer LCL
1774 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
52 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGLD 122257 RRA
SVRGLD
KSC181-122345-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
458 PM MDT THU JUN 12 1997

* SEVERE THUNDERSTORM WARNING FOR
  SHERMAN COUNTY IN NORTHWESTERN KANSAS

* UNTIL 545 PM MDT
 
* AT 456 PM MDT...GOODLAND DOPPLER RADAR INDICATED A SEVERE
  THUNDERSTORM 15 MILES SOUTHWEST OF GOODLAND

SINCE CONDITIONS ARE FAVORABLE...A TORNADO MAY OCCUR WITHOUT WARNING
DURING THIS SEVERE THUNDERSTORM.  HAVE A PLAN READY AND MOVE QUICKLY
TO YOUR TORNADO SHELTER IF A TORNADO IS SIGHTED OR HEARD.

ENTWISTLE

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Goodland, KS wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 12, 1:06 PM MDT, 3 hours 52 minutes earlier.

Area forecast discussion, Jun 12, 1:06 PM MDT, 3 hours 52 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GOODLAND KS
106 PM MDT (206 PM CDT) THU JUN 12 1997

BIGGEST CHALLANGE TDA IS POPS FOR 1ST PD.

SVRL FACTORS COMING TOGETHER TO SUPPORT HI POPS TNGT. CNVTN ALREADY
STG NR LIC AND XPCD TO DVLP EWD ALG PALMER DIVIDE THRU RMNDR OF THE
AFTN. THE BOUNDARIES LAID DN BY THIS STM WL LKLY INTERACT WITH THE
PLETHERA OF BOUNDARIES LEFT BEHIND FM YDAS STMS. THE MOST PRONOUNCED
BNDRY IS LCTD JUST S OF FA. ONE ROUND OF SCT ACTVTY IS LKLY LT THIS
AFTN AND ERL THIS EVE IN WRN AND SRN ZNS DUE TO THERMAL FORCING.

NXT ROUND SHOULD COME LT TNGT AND ERL FRI AS FAIRLY STG SW CURRENTLY
OVR WRN NEW MEXICO MOVES INTO FA. ETA SEEMS A BIT TOO FAST AND WK
WITH THIS SYS AND FAVOR NGM/AVN HANDLING. BTR COVERAGE BUT LESS
STRENGTH TO THE CNVTN IS LKLY AS THIS DYNAMIC FORCING AFFECTS THE
AREA. WL GO WITH GD CHC OR LKLY MOST ZNS. IN ADDITION...UPSLP FLOW
SHOULD ADD A POTENTIAL OF FOG TO RGN.

TOMORROWS FORCING SHOULD BE SIMILAR IN TIMING JUST NOT AS STG.
MORNING FOG AND CLDS SHOULD KEEP BEST THERMAL FORCING CONFINED TO
CO ZNS AND INCOMING WV APPRS WKER. WL FOLLOW A GEN DRYING TREND THRU
PACKAGE WITH CUTOFF LOW REMAINING W OF AREA BEYOND PACKAGE PD. ONCE
AGN CONCERNED THE MODELS MAY NOT BE TIMING EJECTED WVS CORRECTLY...
SO WL NEED TO BROADBRUSH A BIT.

FWCS SEEM A BIT HI TMW ERN ZNS AND ALL BUT EXTRM SW ZNS ON SAT GVN
CONTINUED UPSLP FLOW AND CLDS. WL UNDERCUT HI TEMPS ACCORDINGLY.

GLD  057/075/055/082 6532   HLC  058/075/057/081 5522
CBK  057/075/056/081 6532   MCK  057/074/056/081 5522
TRB  057/077/055/083 6532   ITR  056/076/055/084 6333

BARKER

In the hours before

Special weather statement, Jun 12, 11:53 AM MDT, 5 hours 5 minutes before
COZ090>092-122100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
1153 AM MDT THU JUN 12 1997

...A TORNADO WATCH HAS BEEN ISSUED FOR EXTREME EASTERN COLORADO
EFFECTIVE UNTIL 6 PM...

A MOIST UNSTABLE AIR MASS REMAINS ENTRENCHED ACROSS EXTREME EASTERN
COLORADO AT MIDDAY. AS ABUNDANT SUNSHINE DESTABALIZES THE
ATMOSPHERE...THUNDERSTORMS ARE EXPECTED TO MOVE EASTWARD INTO
EXTREME EASTERN COLORADO.

THE WIND SHEAR IN THE ATMOSPHERE IS SUFFICIENT TO PRODUCE A THREAT
OF TORNADOES...AS WELL AS...LARGE HAIL AND WIND GUSTS OVER 55 MPH.
THIS TORNADO WATCH IS IN EFFECT UNTIL 6 PM FOR YUMA...KIT CARSON...
AND CHEYENNE COUNTIES.

REMEMBER...A TORNADO WATCH MEANS THAT TORNADOES ARE POSSIBLE IN
AND NEAR THE WATCH AREA.  LARGE HAIL AND DAMAGING WINDS MAY ALSO
OCCUR.  BE READY TO MOVE TO A BASEMENT OR STORM CELLAR IF A WARNING
IS ISSUED FOR YOUR AREA.

STAY TUNED TO NOAA WEATHER RADIO...RADIO...CABLE TELEVISION...OR
TELEVISION FOR THE LATEST UPDATES CONCERNING THIS DEVELOPING WEATHER
SITUATION.

BARKER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 8:54 PM MDTSevere Thunderstorm WarningGLDGraham46 min
Jun 11, 9:12 PM MDTTornado WarningGLDGraham48 min
Jun 12, 4:13 PM MDTSevere Thunderstorm WarningGLDSherman47 min
Jun 12, 5:00 PM MDTSevere Thunderstorm WarningGLDWallace50 min
Jun 12, 5:03 PM MDTTornado WarningGLDWallace47 min
Jun 12, 5:29 PM MDTSevere Thunderstorm WarningGLDWallace51 min
Jun 12, 5:35 PM MDTTornado WarningGLDWallace65 min
Jun 12, 5:49 PM MDTSevere Thunderstorm WarningGLDLogan66 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; the sounding from the Mesonet's radiosonde archive.