Alert archive / Wyoming / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 17, NWS Cheyenne, WY

June 3, 1994Platte County, Wyoming

NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 3, 1994, 5:45 PM MDT for Platte County, Wyoming. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Jun 3, 1994, 5:45 PM MDT (23:45 UTC)
Expired
Jun 3, 1994, 6:45 PM MDT
In force
60 min
Issued by
NWS Cheyenne, WY
Area
Whole counties

County Platte County, WY

The nearest sounding before it

Denver, CO (KDEN), launched 12:00Z, 11.8 hours before the alert went out and 291 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 1994-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 81 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 1994-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 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
81 J/kg
Mixed-layer CIN
-175 J/kg
Mixed-layer LCL
1166 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
92 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 3, 4:04 PM MDTSevere Thunderstorm WarningCYSLaramie23 min

Nearby

Severe Thunderstorm Warnings in Wyoming, 1994Every severe thunderstorm warning in 1994

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.