Alert archive / Kansas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 101, NWS Goodland, KS

June 29, 1998Thomas County, Kansas

NWS Goodland, KS issued this severe thunderstorm warning at Jun 29, 1998, 7:43 PM CDT for Thomas County, Kansas. It was in force for 47 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
Jun 29, 1998, 7:43 PM CDT (00:43 UTC)
Expired
Jun 29, 1998, 8:30 PM CDT
In force
47 min
Issued by
NWS Goodland, KS
Area
Whole counties

County Thomas County, KS

The radar

The Goodland radar (KGLD), 56 km from the middle of the area, began a volume at 00:45 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
Jun 29, 7:45 PM CDTHail 1Levant, 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

Denver, CO (KDNR), launched 00:00Z, 0.7 hours before the alert went out and 195 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 00:00Z on 1998-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 36 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, Denver, CO at 00:00Z on 1998-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 23 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
36 J/kg
Mixed-layer CIN
-141 J/kg
Mixed-layer LCL
3730 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
23 m²/s²
0-3 km storm-relative helicity
159 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 300043 RRA
SVRGLD
KSC193-300130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
643 PM MDT (743 PM CDT) MON JUN 29 1998

THE NATIONAL WEATHER SERVICE IN GOODLAND HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  THOMAS COUNTY IN NORTHWESTERN KANSAS

* UNTIL 830 PM CDT (730 PM MDT)

* AT 741 PM CDT...GOODLAND DOPPLER RADAR AND SPOTTER REPORTS
  INDICATED A SEVERE THUNDERSTORM 16 MILES SOUTHWEST OF COLBY OR 9
  MILES SOUTHEAST OF BREWSTER. THE STORM WAS MOVING EAST AT 5 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  9 MILES SOUTH OF LEVANT                 AROUND 825 PM CDT

THIS STORM HAS A HISTORY OF LARGE HAIL. GO INSIDE A STURDY BUILDING0
AND STAY AWAY FROM WINDOWS!

ANOTHER SEVERE THUNDERSTORM WAS LOCATED 12 MILES NORTHEAST OF
COLBY. FUNNEL CLOUDS HAVE BEEN REPORTED WITH THESE STORMS.

MENTZER

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 29, 3:42 PM CDT, 4 hours 1 minute earlier.

Area forecast discussion, Jun 29, 3:42 PM CDT, 4 hours 1 minute before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GOODLAND KS
242 PM MDT (342 PM CDT) MON JUN 29 1998

...PLENTY OF CHALLENGES WITH T-STORM CHANCES ESPECIALLY TONIGHT...

TROPICAL CONNECTION INTO REGION VISIBLE ON SATELLITE THIS AFTN. VERY
BOUYANT AIRMASS WITH SFC DEWPOINTS IN 60S BACK INTO FAR E COLORADO.
MODELS NOT QUITE AS WARM WITH TEMPS ALOFT COMPARED TO PREVIOUS RUNS
AND CAP ERODING PER ADAP. MODELS KEEP UPPER LVL JET OVER N NEBRASKA
INTO IOWA WITH NE PARTS OF GLD CWA FALLING UNDER FAVORABLE RR
QUADRANT THIS EVE. THETA-E RIDGE FCST TO EXTEND BACK INTO NW KANSAS
TIL 06Z SO STORMS COULD FIRE ALONG N AXIS WHERE CAPES CURRENTLY
RUNNING 3000-4500 J/KG. AS A MATTER OF FACT...SPC JUST ISSUED WATCH
FOR THIS AREA.

MODELS TAKE SFC BOUNDARY AND HIEST MSTR VALUES E OF CWA. HOWEVER...
MID LVL FRONT SLIDES THRU CWA WITH Q-VECTOR CONVERGENCE IN THE
700/500MB LAYER SPCLY OVER E. WL KEEP SMALL MENTION OF TSTMS
OVERNIGHT IN E ZONES BUT END ANY MENTION OUT W AS H7 RIDGE BUILDS AND
JET EXITS REGION. WITH HI DEWPOINTS AND ELY SFC WINDS...CANNOT RULE
OUT AREAS OF FOG LATER TONIGHT.

ETA/NGM DIFFER WRT TO STATE OF ATMOSPHERE TUESDAY AFTN/EVE. HINT OF A
SHORTWAVE IN WNW FLOW ALOFT BY TUESDAY EVE. NGM MUCH MORE UNSTABLE
AND MOIST OVER CWA. WITH ELY MOIST LOW LVL FLOW AND COOLER TEMPS
ALOFT...CANNOT RULE OUT TSTMS. HOWEVER...TIMING LOOKS TO BE CLOSER
TO 3RD PERIOD EVENT. WL INCLUDE LOW POPS ACROSS NW HALF TUE AFTN...
AND WL LET NEXT 2 SHIFTS TAKE A CLOSER LOOK FOR TUESDAY EVE/NGT.

REGARDLESS...LOOKS TO BE COOLER TUESDAY ACROSS FA THEN WAA PATTERN
BACK FOR WEDNESDAY. BARRING LOTS OF FOG OR STRATUS WEDNESDAY
MORNING...TEMPS SHOULD BE A BIT WARMER FOR WED. WL STAY CLOSE TO
MOS GUIDANCE TEMPS IN 1ST AND 3RD PERIODS.

.GLD...TORNADO WATCH UNTIL 9 PM MDT (10 PM CDT) FOR NEZ081 AND
       KSZ003>004-016.

KPL

In the hours before

Special weather statement, Jun 29, 3:42 PM CDT, 4 hours 1 minute before
KSZ003-004-016-NEZ081-300340-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
242 PM MDT (342 PM CDT) MON JUN 29 1998

...A TORNADO WATCH IS IN EFFECT FOR PORTIONS OF SOUTHWEST NEBRASKA
AND NORTH CENTRAL KANSAS LATE THIS AFTERNOON AND EVENING...

THE STORM PREDICTION CENTER IN NORMAN OKLAHOMA HAS ISSUED A TORNADO
WATCH FOR AREAS MAINLY EAST OF A LINE FROM MCCOOK TO OBERLIN TO HILL
CITY UNTIL 9 PM MDT (10 PM CDT).

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
CONDITIONS ARE ALSO FAVORABLE FOR TORNADOES. FOR YOUR PROTECTION
MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR
BUSINESS.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION
OR CABLE TELEVISION FOR LATER STATEMENTS OR WARNINGS CONCERNING THIS
SEVERE WEATHER SITUATION.

SKIPPER

Nearby

Severe Thunderstorm Warnings in Kansas, 1998Every severe thunderstorm warning 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.