Alert archive / Wyoming / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 82, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jul 13, 1996, 7:27 PM MDT for Platte County, Wyoming. It was in force for 33 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 13, 1996, 7:27 PM MDT (01:27 UTC)
- Expired
- Jul 13, 1996, 8:00 PM MDT
- In force
- 33 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Platte County, WY
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 13, 7:40 PM MDT | Thunderstorm Wind | Wheatland, 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
Rapid City, SD (KUNR), launched 00:00Z, 1.5 hours before the alert went out and 274 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
- 34 J/kg
- Mixed-layer CIN
- -61 J/kg
- Mixed-layer LCL
- 2161 m above ground
- 0-6 km bulk shear
- 68 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 97 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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, Jul 13, 1:35 PM MDT, 5 hours 52 minutes before
WYZ059-060-064>070-132100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 135 PM MDT SAT JUL 13 1996 AT 130 PM THUNDERSTORMS WERE SCATTERED ACROSS MUCH OF SOUTHEAST WYOMING. TWO STRONG STORMS CLOSE TO EACH OTHER HAD DEVELOPED IN WESTERN LARAMIE COUNTY AND WERE ABOUT 15 MILES WEST TO NORTHWEST OF CHEYENNE. THESE STORMS WERE MOVING SOUTHEAST AT 20 MPH AND WILL MOVE THROUGH OR NEAR CHEYENNE BY 230 PM. A CLUSTER OF STORMS WAS LOCATED IN WESTERN PLATTE COUNTY AND NORTHERN ALBANY COUNTY WITH A FEW MORE STORMS SURROUNDING LARAMIE. BRIEF HEAVY RAIN AND SMALL HAIL ARE LIKELY WITH THUNDERSTORMS THROUGH THE EVENING. PEOPLE IN SOUTHEAST WYOMING SHOULD BE PREPARED FOR THUNDERSTORMS THIS AFTERNOON AND EVENING. IF A STORM APPROACHES...BE SURE TO MOVE TO A SAFE SHELTER. WCJIN-WYSE-WYNE HARRISON
Special weather statement, Jul 13, 2:17 PM MDT, 5 hours 10 minutes before
WYZ067>070-132130- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 217 PM MDT SAT JUL 13 1996 ...A TORNADO WATCH HAS BEEN ISSUED FOR THE SOUTHEAST CORNER OF WYOMING UNTIL 900 PM... THE STORM PREDICTION CENTER IN KANSAS CITY HAS ISSUED A TORNADO WATCH FOR THE SOUTHEAST CORNER OF WYOMING. THIS WATCH IS IN EFFECT UNTIL 900 PM. THIS WATCH INCLUDES THE CITIES OF CHEYENNE...TORRINGTON... WHEATLAND AND PINE BLUFFS. A TORNADO WATCH MEANS THAT WEATHER CONDITIONS ARE FAVROABLE FOR THE FORMATION OF SEVERE THUNDERSTORMS AND EVEN TORNADOES. AT 210 PM...A SEVERE THUNDERSTORM WAS LOCATED IN EXTREME SOUTHWEST LARAMIE COUNTY. OTHER THUNDERSTORMS WERE SCATTERED ABOUT SOUTHEAST WYOMING...BUT WERE NOT AS STRONG. < NOW IS THE TIME TO PREPARE FOR THE POSSIBILITY OF SEVERE THUNDERSTORMS AND TORNADOES. PLEASE REVIEW SAFETY RULES AND LOCATE A NEARBY PLACE OF SAFETY. IOF A STORM APPROACHES...MOVE TO A SAFE SHELTER. WCJIN-WYSE WEILAND
Special weather statement, Jul 13, 3:51 PM MDT, 3 hours 36 minutes before
WYZ068-132215- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 350 PM MDT SAT JUL 13 1996 A SEVERE THUNDERSTORM WARNING CONTINUES FOR EASTERN GOSHEN COUNTY UNTIL 4 PM MDT. AT 348 PM RADnAR SHOWED ONE STORM JUST EAST OF TORRINGTON AND ANOTHER STORM 18 MILES NORTH OF TORRINGTON. THESE STORMS CONTINUED TO MOVE SOUTHEAST AT 20 MPH. HARRISON
Local storm report, Jul 13, 5:52 PM MDT, 1 hour 35 minutes before
PRELIMINARY LOCAL STORM REPORT...CORRECTION TO HAIL SIZE SECOND REPORT
NATIONAL WEATHER SERVICE CHEYENNE WYOMING
544 PM MDT SAT JUL 13 1996
TIME(MDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0330 PM CHEYENNE WY .75 INCH HAIL
07/13/96 LARAMIE 10NW CHEYENNE AT TELEPHONE
AND HORSE CREEK ROADS
0335 PM CHEYENNE WY .75 INCH HAIL
07/13/96 LARAMIE THREE QUARTER TO FIVE
EIGHTHS HAIL 2W CHEYENNE
0346 PM CHEYENNE WY 1.25 INCH HAIL
07/13/96 LARAMIE ONE AND A QUARTER INCH
HAIL 9SW CHEYENNE
0515 PM GLENDO WY 1.75 INCH HAIL
07/13/96 PLATTE GOLFBALL SIZED HAIL AT
p GLENDO (NUMBER OF OCCURRENCES)Local storm report, Jul 13, 6:29 PM MDT, 58 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE CHEYENNE WYOMING
625 PM MDT SAT JUL 13 1996
TIME(MDT) .....CITY LOCATION..... STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0330 PM CHEYENNE WY .75 INCH HAIL
07/13/96 LARAMIE 10NW CHEYENNE AT TELEPHONE
AND HORSE CREEK ROADS
0335 PM CHEYENNE WY .75 INCH HAIL
07/13/96 LARAMIE THREE QUARTER TO FIVE
EIGHTHS HAIL 2W CHEYENNE
0346 PM CHEYENNE WY 1.25 INCH HAIL
07/13/96 LARAMIE ONE AND A QUARTER INCH
HAIL 9SW CHEYENNE
0515 PM GLENDO WY 1.75 INCH HAIL
07/13/96 PLATTE GOLFBALL SIZED HAIL AT
GLENDO (NUMBER OF OCCURRENCES)
0600PM FT. LARAMIE WY 1.75 INCH HAIL
07/13/96 GOSHEN GOLFBALL SIZED HAIL AT OLD
FT. LARAMIE HISTORIC SITE
0610PM FT. LARAMIE WTY 1.25 INCH HAIL
07/13/96 GOSHEN AT TOWN OF FT. LARAMIEThe office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 13, 7:10 PM MDT | Severe Thunderstorm Warning | CYS | Banner, Kimball | 50 min |
| Jul 13, 7:33 PM MDT | Tornado Warning | CYS | Kimball | 17 min |
| Jul 13, 6:00 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 30 min |
| Jul 13, 6:33 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 27 min |
| Jul 13, 6:38 PM MDT | Severe Thunderstorm Warning | CYS | Converse | 37 min |
| Jul 13, 6:59 PM MDT | Severe Thunderstorm Warning | CYS | Goshen | 16 min |
| Jul 13, 7:01 PM MDT | Severe Thunderstorm Warning | CYS | Platte | 29 min |
| Jul 13, 7:15 PM MDT | Severe Thunderstorm Warning | CYS | Laramie | 30 min |
| Jul 13, 7:29 PM MDT | Tornado Warning | CYS | Laramie | 16 min |
| Jul 13, 7:38 PM MDT | Tornado Warning | CYS | Platte | 37 min |
| Jul 13, 8:00 PM MDT | Tornado Warning | CYS | Laramie | 30 min |
| Jul 13, 8:25 PM MDT | Tornado Warning | CYS | Laramie | 35 min |
| Jul 13, 9:01 PM MDT | Tornado Warning | CYS | Laramie | 29 min |
Nearby
Severe Thunderstorm Warnings in Wyoming, 1996Every severe thunderstorm warning 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.