Alert archive / Wyoming / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 58, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Aug 28, 1995, 4:58 PM MDT for Goshen County, Wyoming; Sioux County, Nebraska. It was in force for 47 min.
The area
The counties it named.
The facts
- Issued
- Aug 28, 1995, 4:58 PM MDT (22:58 UTC)
- Expired
- Aug 28, 1995, 5:45 PM MDT
- In force
- 47 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
Counties Sioux County, NE, Goshen County, WY
The nearest sounding before it
Rapid City, SD (KRAP), launched 12:00Z, 11.0 hours before the alert went out and 220 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.
- Mixed-layer CAPE
- 760 J/kg
- Mixed-layer CIN
- -240 J/kg
- Mixed-layer LCL
- 619 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 91 m²/s²
- 0-3 km storm-relative helicity
- 209 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Aug 28, 4:28 PM MDT, 30 minutes before
WYZ060-NEZ001-282330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 430 PM MDT MON AUG 28 1995 ...THUNDERSTORMS IN NORTHERN GOSHEN COUNTY WYOMING ARE MOVING TOWARDS WESTERN SIOUX COUNTY NEBRASKA... THUNDERSTORMS ARE MOVING ACROSS NORTHERN GOSHEN COUNTY IN WYOMING NEAR JAY EM. THIS IS 21 MILES SOUTH OF LUSK. MOVEMENT WAS EAST AROUND 20 MILES AN HOUR. AT THIS SPEED...THE STORMS WILL ENTER WESTERN SIOUX COUNTY NEBRASKA BETWEEN 445 AND 500 PM. BRIEF HEAVY RAIN AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS. DANGEROUS LIGHTNING CAN ALSO BE EXPECTED. BE PREPARED TO TAKE SHELTER...PREFERABLY INDOORS...IF THREATENING WEATHER APPROACHES. WCJIN-WYSE-WYNE CGB
Special weather statement, Aug 28, 4:30 PM MDT, 28 minutes before
WYZ060-NEZ001-282330- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 430 PM MDT MON AUG 28 1995 ...THUNDERSTORMS IN NORTHERN GOSHEN COUNTY WYOMING ARE MOVING TOWARDS WESTERN SIOUX COUNTY NEBRASKA... THUNDERSTORMS ARE MOVING ACROSS NORTHERN GOSHEN COUNTY IN WYOMING NEAR JAY EM. THIS IS 21 MILES SOUTH OF LUSK. MOVEMENT WAS EAST AROUND 20 MILES AN HOUR. AT THIS SPEED...THE STORMS WILL ENTER WESTERN SIOUX COUNTY NEBRASKA BETWEEN 445 AND 500 PM. BRIEF HEAVY RAIN AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS. DANGEROUS LIGHTNING CAN ALSO BE EXPECTED. BE PREPARED TO TAKE SHELTER...PREFERABLY INDOORS...IF THREATENING WEATHER APPROACHES. WCJIN-WYSE-WYNE CGB
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 28, 4:35 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 25 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 1995Severe Thunderstorm Warnings in Nebraska, 1995Every severe thunderstorm warning in 1995
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.