Alert archive / Kansas / Tornado Warnings in 1998

Tornado Warning 47, NWS Hastings, NE

June 23, 1998Mitchell County, Kansas

NWS Hastings, NE issued this tornado warning at Jun 23, 1998, 8:50 PM CDT for Mitchell County, Kansas. It was in force for 25 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 23, 1998, 8:50 PM CDT (01:50 UTC)
Expired
Jun 23, 1998, 9:15 PM CDT
In force
25 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Mitchell County, KS

The radar

The Grand Island radar (KUEX), 105 km from the middle of the area, began a volume at 01:51 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
Jun 23, 7:15 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Topeka, KS (KTOP), launched 00:00Z, 1.8 hours before the alert went out and 226 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 1998-06-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2696 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 1998-06-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 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
2696 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
1678 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
319 m²/s²
Significant tornado parameter
0.7
Supercell composite
13.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGRI 240147 RRA
TORGRI
KSC123-240215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HASTINGS NE
847 PM CDT TUE JUN 23 1998

THE NATIONAL WEATHER SERVICE IN HASTINGS HAS ISSUED A

* TORNADO WARNING FOR PEOPLE IN...
  MITCHELL COUNTY IN NORTH CENTRAL KANSAS

* UNTIL 915 PM CDT

...A TORNADO WARNING REMAINS IN EFFECT FOR ALL OF FILLMORE COUNTY...
INCLUDING THE CITY OF GENEVA...UNTIL 1100 AM...

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR ALL OF YORK
COUNTY...INCLUDING THE CITY OF YORK...UNTIL 1100 PM...

AT 1022 PM...DOPPLER RADAR CONTINUED TO INDICATE A POSSIBLE
TORNADO LOCATED JUST TO THE SOUTH OF GENEVA...OR ABOUT 25 MILES
SOUTH OF YORK.  THIS POSSIBLE TORNADO WAS MOVING TO THE EAST AT
20 MPH.  THE COMMUNITIES OF STRANG...GENEVA...AND MILLIGAN
WILL ALL BE AFFECTED BY THIS SEVERE THUNDERSTORM...AND PEOPLE IN
THESE COMMUNITIES SHOULD BE IN YOUR TORNADO SHELTER NOW!

REPORTS OF LARGE HAIL HAVE BEEN RECEIVED IN THE GENEVA AREA.

THE SEVERE STORMS ALSO EXTENDED TO THE NORTH...NEAR YORK AND WACO...
WHICH IS JUST EAST OF YORK.  PEOPLE IN THE WACO AREA SHOULD SEEK
SHELTER INDOORS AND STAY AWAY FROM WINDOWS!

What forecasters said that day

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

NWS Hastings, NE wrote its last area forecast discussion before this tornado warning went out at Jun 23, 2:20 PM CDT, 6 hours 30 minutes earlier.

Area forecast discussion, Jun 23, 2:20 PM CDT, 6 hours 30 minutes before
CENTRAL NEBRASKA/NORTH CENTRAL KANSAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE HASTINGS NE
220 PM CDT TUE JUN 23 1998

...CHANCE OF THUNDERSTORMS TONIGHT AND TEMPERATURES THROUGH THE FORECAST
ARE PROBLEMS THIS AFTERNOON...

18Z SFC CHART SHOWED LOW IN NE COLO/NW KS WITH WARM FRONT LAYING ALONG
THE KS/NE BORDER.  65+ DEW POINTS ARE POOLED FROM NRN KS INTO CENTRAL
NEB AND INTO ERN SD.  UAA THIS MORNING SHOWED SEVERAL S/WS IN A SW FLOW.
MAIN WAVE TO EFFECT CWA THIS EVENING IS SEEN ON WATER VAPOR IMAGERY
MOVING ACROSS ERN COLO. PROFILER DATA SHOWING SOME VEERING ESPECIALLY IN
ERN NEB.  3H ANAL SHOWED JET COMING OUT OF THE DESERT SW THIS MORNING
AND THIS TOO SHOULD HELP IN THE DEVELOPMENT OF TRW.

OMEGA FIELDS ESPECIALLY ON ETA/AVN ARE IMPRESSIVE...9 MICROBARS...THIS
EVENING IN THE CWA.

LAPS DATA SHOWING CAPES OF 2-3K OVER THE CWA AT 18Z WITH SFC WIND
STREAMLINES SHOWING CONVERGENT FLOW IN THE SW PTN OF THE CWA. THIS COULD
BE AN AREA TO WATCH FOR INITIAL DEVELOPMENT.

NOT SURE EXACTLY WHERE TRW WILL FIRE THIS EVENING BUT AM CONFIDENT THERE
WILL BE SOME ACTIVITY.  RIGHT NOW FEEL NEB CWA MAY BE MORE UNDER THE GUN
THAN KS AREA.

850 TEMPS ON ALL MODELS WARM OVER THE NEXT COUPLE OF DAYS SO EXPECT TO
BE VERY WARM.  READINGS OVER THE CENTURY MARK ESPECIALLY IN KS SHOULD BE
COMMON.  700 TEMPS ALSO WARM SO BY TOMORROW WE SHOULD SEE FAIRLY GOOD
CAPPING.

GRI BU 067/095/058/099/062 400

GRIFFITH

The office that day

Everything else NWS Hastings, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 23, 7:30 PM CDTSevere Thunderstorm WarningGIDMitchell, Osborne60 min
Jun 23, 7:30 PM CDTSevere Thunderstorm WarningGIDRooks60 min
Jun 23, 8:32 PM CDTSevere Thunderstorm WarningGIDMitchell, Osborne48 min
Jun 23, 9:16 PM CDTSevere Thunderstorm WarningGIDMitchell44 min
Jun 24, 6:59 PM CDTSevere Thunderstorm WarningGIDMitchell, Osborne61 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.