Alert archive / Wyoming / Tornado Warnings in 1996

Tornado Warning 21, NWS Cheyenne, WY

July 26, 1996Laramie County, Wyoming

NWS Cheyenne, WY issued this tornado warning at Jul 26, 1996, 4:14 PM MDT for Laramie County, Wyoming. It was in force for 46 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
Jul 26, 1996, 4:14 PM MDT (22:14 UTC)
Expired
Jul 26, 1996, 5:00 PM MDT
In force
46 min
Issued by
NWS Cheyenne, WY
Area
Whole counties

County Laramie County, WY

What was reported inside it

TimeReportWhereRemark
Jul 26, 4:35 PM MDTHail 1Cheyenne, WY

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 12:00Z, 10.2 hours before the alert went out and 202 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 1996-07-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 12 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 12:00Z on 1996-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 square meters per square second.1939587897Sfc1 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
12 J/kg
Mixed-layer CIN
-414 J/kg
Mixed-layer LCL
1304 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
43 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 KCYS 262216
TORCYS
WYC021-262300-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CHEYENNE WY
414 PM MDT FRI JUL 26 1996
 
THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  500 PM MDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST WYOMING
 
   ...SOUTHEASTERN LARAMIE COUNTY
 
AT 412 PM MDT...A TORNADO WAS REPORTED ON THE GROUND 4 MILES NORTH OF
CARPENTER OR 15 EAST OF CHEYENNE. THE STORM
 WAS MOVING EAST NORTHEAST AT
15 MILES AN HOUR.
 
A TORNADO IS ON THE GROUND!  TAKE SHELTER NOW!
 
WCJIN-WYSE
PAL

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 25, 7:45 PM MDTSevere Thunderstorm WarningCYSConverse45 min
Jul 26, 3:59 PM MDTSevere Thunderstorm WarningCYSLaramie61 min
Jul 26, 4:22 PM MDTSevere Thunderstorm WarningCYSLaramie38 min
Jul 26, 4:32 PM MDTSevere Thunderstorm WarningCYSLaramie43 min

Nearby

Tornado Warnings in Wyoming, 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.