Alert archive / Colorado / Tornado Warnings in 1996

Tornado Warning 19, NWS Goodland, KS

June 24, 1996Cheyenne County, Colorado

NWS Goodland, KS issued this tornado warning at Jun 24, 1996, 6:26 PM MDT for Cheyenne County, Colorado. It was in force for 49 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 24, 1996, 6:26 PM MDT (00:26 UTC)
Expired
Jun 24, 1996, 7:15 PM MDT
In force
49 min
Issued by
NWS Goodland, KS
Area
Whole counties

County Cheyenne County, CO

The radar

The Goodland radar (KGLD), 98 km from the middle of the area, began a volume at 00:30 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 24, 6:30 PM MDTHail 1Cheyenne Wells, CO

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, 0.4 hours before the alert went out and 128 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 1996-06-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 732 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1996-06-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 56 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
732 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
3198 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
56 m²/s²
0-3 km storm-relative helicity
122 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGLD 250027
TORGLD
COC017-250115-

BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE GOODLAND KS
626 PM MDT MON JUN 24 1996

THE NATIONAL WEATHER SERVICE IN GOODLAND KS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 715 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN EAST CENTRAL COLORADO

   ...EASTERN CHEYENNE COUNTY COLORADO
 
AT 625 PM MDT...A TORNADO WAS REPORTED BY A SPOTTER 4 MILES SOUTHEAST
OF CHEYENNE WELLS MOVING NORTH AT 17 MPH.

AT PRESENT MOVEMENT THE TORNADO WILL BE AROUND....
  CHEYENNE WELLS              BY 640 PM MDT

A TORNADO IS ON THE GROUND! GO TO THE BASEMENT! IF A BASEMENT IS NOT
AVAILABLE...GO TO A SMALL INTERIOR ROOM ON THE LOWEST FLOOR!

BULLER
 x

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 Goodland, KS wrote its last area forecast discussion before this tornado warning went out at Jun 24, 2:11 PM MDT, 4 hours 15 minutes earlier.

Area forecast discussion, Jun 24, 2:11 PM MDT, 4 hours 15 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE GOODLAND KS
211 PM MDT (311 PM CDT) MON JUN 24 1996

SHORT TERM:  MDLS CONTINUE TO SHOW UNTABLE AMS OVR CWA THRU
TONIGHT WITH PLENTY OF MSTR.  NOSE OF LLJ LOOKS TO BE FURTHER
N WITH ANOTHER SHORTWAVE RIDING OVR IT THRU THE NGT.  WITH
VIRTUALLY NO CAP COMBINED WITH SFC HEATING AND LIFT OVR BNDRY
SHOULD BE PLENTY OF CONVECTION THRU THE EVE.  NGM GRIDDED DATA
PUTS HIEST CONVECTIVE PCPN ALG AND JUST E OF CWA THRU 12Z TUE.
ALSO LOOKS TO BE UNSTABLE ENUF THAT IT WL BE BREEZY OVR MOST AREAS
TONIGHT INTO TUE MORNING.

ALMOST RCMD TO ISSUE FFA FOR E PARTS OF CWA FOR TONIGHT. RIVERS
ALREADY RUNNING HIGH AND SOILS SATURATED.  MDLS DIFFER ON QPF
IN THESE AREAS INTO TONIGHT.  HOWEVER...BASED ON CURRENT SAT PICS
...BREAK IN PCPN AND DIFFERING MDL QPF WL LET IT REST FOR NOW.  KPL

LONG TERM: LEE TROF TO REMAIN IN THE VCNTY THROUGH THE PERIOD WITH
CONTIUNING H7 WAA. ETA FCSTS +16 OVH GLD BY 48HRS. AS WE REMAIN JUST
UNDER THE BUILDING H5 RIDGE...SHORT WAVES WILL CONTINUE TO TRACK
FROM SW TO NE FM CENTRAL CO INTO WRN NE. LOOKS LIKE THE ONLY SIG
SHRT WV TO GIVE US TROUBLE WILL BE TMRW NGHT. AT THAT TIME...MDLS
INDICATE STG SLY H8 JET DVLPNG IN THTE RIDGE. H7 TEMPS VERY WARM AT
THAT TIME...BUT LOW LEVEL MOISTURE SOURCE WILL BE GOOD...AND
CONSIDERING THE PATTERN OVER LAST FEW DAYS...20 PERCENT POPS WELL
WARRANTED. WENT BREEZY ON WED AHEAD OF LEE TROF WITH MOS INDICATING
GOOD WIND SPEEDS.

FAN GUID CONTS TO LOOK TOO WARM...AND FELT PRETTY GOOD ABOUT
STICKING CLOSE TO MOS/FMR VALUES. STAVISH

GLD 062/088/063/095 402    HLC 067/090/067/097 502
CBK 064/089/065/095 402    MCK 065/087/066/096 502
TRB 063/091/064/098 302    ITR 061/086/061/096 302

In the hours before

Special weather statement, Jun 24, 2:50 PM MDT, 3 hours 36 minutes before
COZ090>092-242255-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GOODLAND KS
249 PM MDT MON JUN 24 1996

...A SEVERE THUNDERSTORM WATCH HAS BEEN ISSUED FOR EXTREME EASTERN
COLORADO...

THE STORM PREDICTION CENTER HAS ISSUED A SEVERE THUNDERSTORM WATCH
FOR CHEYENNE...KIT CARSON AND YUMA COUNTIES UNTIL 9 PM MDT THIS
EVENING.  LARGE HAIL AND WINDS IN EXCESS OF 58 MPH ARE POSSIBLE WITH
ANY THUNDERSTORMS THAT DEVELOP AND MOVE INTO THESE COUNTIES.

A SEVERE THUNDERSTORM WATCH MEANS SEVERE THUNDERSTORMS ARE
POSSIBLE IN AND NEAR THE WATCH AREA.  PERSONS SHOULD WATCH FOR
THREATENING WEATHER AND LISTEN TO NOAA WEATHER RADIO... COMMERCIAL
RADIO OR TELEVISION FOR FURTHER INFORMATION.

KPL
 p

Nearby

Tornado Warnings in Colorado, 1996Every tornado warning in 1996Tornadoes in 1996

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.