Alert archive / Wyoming / Severe Thunderstorm Warnings in 1995
Severe Thunderstorm Warning 1, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at May 25, 1995, 4:55 PM MDT for Carbon County, Wyoming. It was in force for 35 min.
The area
The counties it named.
The facts
- Issued
- May 25, 1995, 4:55 PM MDT (22:55 UTC)
- Expired
- May 25, 1995, 5:30 PM MDT
- In force
- 35 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Carbon County, WY
The nearest sounding before it
Lander/Hunt Fiel, WY (KLND), launched 12:00Z, 10.9 hours before the alert went out and 192 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 566 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- -5 m²/s²
- 0-3 km storm-relative helicity
- 175 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KCYS 252255 SVRCYS WYC007-252330- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 455 PM MDT THU MAY 25 1995 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 530 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN SOUTH CENTRAL WYOMING ...NORTHERN CARBON COUNTY THIS STORM PRODUCED A BRIEF TORNADO ABOUT 13 MILES NORTH OF RAWLINS AROUND 425 PM. THE TORNADO WAS OBSERVED MOVING BACK INTO THE CLOUDS. THE STORM ALSO PRODUCED 67 MILE AN HOUR WINDS AT THE RAWLINS AIRPORT AROUND THE SAME TIME. SEMINOE STATE PARK AND THE TOWN OF MEDICINE BOW ARE PRESENTLY IN THE PATH OF THIS STORM. IF YOU ARE IN OR NEAR THESE AREAS...YOU SHOULD KEEP ON EYE OUT FOR APPROACHING THREATENING WEATHER. BE PREPARED TO TAKE SHELTER. DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY BUILDING AND STAY AWAY FROM WINDOWS! CGB WCJIN-WYSW-WYSE
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, May 25, 12:44 PM MDT, 4 hours 11 minutes before
WYZ020-022-023-024-025-251950- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 1243 PM MDT THU MAY 25 1995 ...STRONG THUNDERSTORMS DEVELOPING SOUTHWEST OF ROCK SPRINGS... SALT LAKE RADAR WAS SHOWING STRONG THUNDRSTORMS DEVELOPING SOUTHWEST OF SWEETWATER COUNTY IN SOUTHWEST WYOMING. ONE STRONG THUNDEESTORM WAS LOCATED 10 MILES SOUTHWEST OF ROCK SPRING. THIS STORM WAS MOVING TO THE NORTH-NORTHEAST AT 20 MILES AN HOUR AND SHOULD IMFPACT THE CITY OF ROCK SPRING AROUND 110 PM THIS AFTERNOON. SMALL HAIL...HEAVY RAIN...AND DANGEROUS LIGHTNING SHOULD BE EXPECTED WITH THIS STORM. LAUZE
Special weather statement, May 25, 1:14 PM MDT, 3 hours 41 minutes before
WYZ015-062-064-065-252200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 115 PM MDT THU MAY 25 1995 ...THUNDERSTORMS ARE DEVELOPING IN SOUTHEAST WYOMING... THUNDERSTORMS HAVE DEVELOPED IN PARTS OF CARBON AND ALBANY COUNTIES. AT 1PM...THE STRONGEST STORM WAS ABOUT 10 MILES NORTHWEST OF MEDICINE BOW...OR ABOUT 55 MILES NORTHWEST OF LARAMIE. THIS STORM WAS MOVING NORTHEAST AROUND 20 MILES AN HOUR. THESE STORMS WILL LIKELY PRODUCE SMALL HAIL...BRIEF HEAVY RAINS... DANGEROUS LIGHTNING AND BRIEF GUSTY WINDS. IF THREATENING WEATHER APPROACHES...MOVE TO A SAFE PLACE...PREFERABLY INDOORS. CGB WCJIN-WYSE
Special weather statement, May 25, 1:46 PM MDT, 3 hours 9 minutes before
WYZ022-024-252200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 145 PM MDT THU MAY 25 1995 ...THUNDERSTORMS CONTINUE MOVING ACROSS SOUTHWEST WYOMING... THUNDERSTORMS CONTINUE OVER SOUTHWEST WYOMING. AT 130 PM THE STRONGEST STORM WAS ABOUT 10 MILES SOUTHEAST OF ROCK SPRINGS. IT WAS MOVING NORTHEAST AROUND 15 MILES AN HOUR. THESE STORMS WILL LIKELY PRODUCE SMALL HAIL...BRIEF HEAVY RAINS... DANGEROUS LIGHTNING AND BRIEF GUSTY WINDS. IF THREATENING WEATHER APPROACHES...MOVE TO A SAFE PLACE...PREFERABLY INDOORS. CGB WCJIN-WYSW
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 25, 2:34 PM MDT | Tornado Warning | CYS | Sweetwater | 11 min |
| May 25, 4:30 PM MDT | Tornado Warning | CYS | Carbon | 15 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 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.