Alert archive / Colorado / Tornado Warnings in 1993

Tornado Warning 72, NWS Goodland, KS

September 7, 1993Cheyenne County, Colorado

NWS Goodland, KS issued this tornado warning at Sep 7, 1993, 5:18 PM MDT for Cheyenne County, Colorado. It was in force for 27 min.

The area

The counties it named.

The facts

Issued
Sep 7, 1993, 5:18 PM MDT (23:18 UTC)
Expired
Sep 7, 1993, 5:45 PM MDT
In force
27 min
Issued by
NWS Goodland, KS
Area
Whole counties

County Cheyenne County, CO

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 11.3 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 12:00Z on 1993-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 104 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 1993-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 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
104 J/kg
Mixed-layer CIN
-231 J/kg
Mixed-layer LCL
1357 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KCOS 072318
TORCOS
COC017-072345-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE COLORADO SPRINGS CO
518 PM MDT TUE SEP 7 1993
 
THE NATIONAL WEATHER SERVICE IN COLORADO SPRINGS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  545 PM MDT
FOR PERSONS IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL COLORADO
 
   ...WESTERN CHEYENNE COUNTY
 
AT 516 PM...WEATHER SERVICE RADAR INDICATED A POSSIBLE TORNADO LOCATED 3
TO 4 MILES WEST OF WILDHORSE MOVING TOWARD THE SOUTHEAST AT 30 MILES AN
HOUR. PERSONS IN WILDHORSE SHOULD TAKE COVER IMMEDIATELY.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO 
BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
 
 
&

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 7, 4:13 PM MDTSevere Thunderstorm WarningGLDLincoln32 min
Sep 7, 4:15 PM MDTSevere Thunderstorm WarningGLDElbert30 min
Sep 7, 4:37 PM MDTSevere Thunderstorm WarningGLDKit Carson38 min
Sep 7, 4:51 PM MDTSevere Thunderstorm WarningGLDCheyenne69 min
Sep 7, 4:55 PM MDTSevere Thunderstorm WarningGLDLincoln65 min
Sep 7, 4:55 PM MDTSevere Thunderstorm WarningGLDElbert49 min

Nearby

Tornado Warnings in Colorado, 1993Every tornado warning in 1993Tornadoes in 1993

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.