Alert archive / Nebraska / Tornado Warnings in 1996
Tornado Warning 34, NWS Cheyenne, WY
NWS Cheyenne, WY issued this tornado warning at Aug 15, 1996, 4:50 PM MDT for Cheyenne County, Kimball County, Nebraska. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Aug 15, 1996, 4:50 PM MDT (22:50 UTC)
- Expired
- Aug 15, 1996, 5:30 PM MDT
- In force
- 40 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
Counties Cheyenne County, NE, Kimball County, NE
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 10.8 hours before the alert went out and 149 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
- 44 J/kg
- Mixed-layer CIN
- -377 J/kg
- Mixed-layer LCL
- 2307 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 96 m²/s²
- 0-3 km storm-relative helicity
- 87 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 152250 TORCYS NEC033-105-152330- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 450 PM MDT THU AUG 15 1996 THE NATIONAL WEATHER SERVICE IN CHEYENNE HAS ISSUED A TORNADO WARNING EFFECTIVE UNTIL 530 PM MDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN THE NEBRASKA PANHANDLE ...WESTERN CHEYENNE COUNTY...EASTERN KIMBALL COUNTY AT 447 PM MDT DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM WITH THE POTENTIAL TO PRODUCE A TORNADO OVER EASTERN KIMBALL COUNTY. THE STRONGEST PORTION OF THIS THUNDERSTORM WAS LOCATED OVER DIX MOVING SOUTHEAST AT 15 MPH. THIS THUNDERSTORM WILL AFFECT THE TOWNS OF DIX AND POTTER THROUGH 530 PM. DOPPLER RADAR DETECTED STRONG ROTATION IN THIS STORM. IT HAS THE POTENTIAL TO PRODUCE A TORNADO AT ANY MOMENT! LRE
What forecasters said that day
The local office's own words before this tornado 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 15, 12:24 PM MDT, 4 hours 26 minutes before
WYZ059-060-064-065-066-067-068-069-070-151930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 1225 PM MDT THU AUG 15 1996 ...THUNDERSTORMS DEVELOPING OVER SOUTHEAST WYOMING... AT 1220 PM MDT...DOPPLER RADAR INDICATED SEVERAL THUNDERSTORMS DEVELOPING OVER SOUTHEAST WYOMING. THE STRONGEST STORMS WERE IN NORTHWEST ALBANY COUNTY 50 MILES NORTH OF LARAMIE...AND IN NORTHWEST PLATTE COUNTY 20 MILES NORTHWEST OF WHEATLAND. THE STORMS WERE MOVING SOUTHEAST AT 15 MPH. THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER SOUTHEAST WYOMING THROUGH THE AFTERNOON. SOME STORMS WILL HAVE THE POTENTIAL TO PRODUCE STRONG GUSTY WINDS...HAIL...HEAVY RAIN...AND FREQUENT DEADLY LIGHTNING. WCJIN-WYSE-WYNE ROBINSON
Special weather statement, Aug 15, 12:54 PM MDT, 3 hours 56 minutes before
WYZ059-060-064-065-066-067-068-069-070-152000- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 1254 PM MDT THU AUG 15 1996 ...STRONG THUNDERSTORMS CONTINUE RUMBLING OVER SOUTHEAST AND EAST CENTRAL WYOMING... AT 1252 PM MDT...DOPPLER RADAR CONTINUED TO SHOW THUNDERSTORMS DEVELOPING OVER SOUTHEAST AND EAST CENTRAL WYOMING. THE STRONGEST STORM WAS IN SOUTHWEST NIOBRARA COUNTY...20 MILES WEST OF LUSK. THE STORMS WERE MOVING SOUTHEAST AT 15 MPH. AREAL COVERAGE OF THUNDERSTORMS HAS INCREASED OVER THE PAST HOUR. SOME STORMS WILL HAVE THE POTENTIAL TO PRODUCE STRONG GUSTY WINDS...HAIL...HEAVY RAIN...AND FREQUENT DEADLY LIGHTNING. WCJIN-WYSE-WYNE ROBINSON
Special weather statement, Aug 15, 1:34 PM MDT, 3 hours 16 minutes before
WYZ059-060-064-065-066-067-068-069-070-152030- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 133 PM MDT THU AUG 15 1996 ...THUNDERSTORMS MOVING OVER SOUTHEAST AND EAST CENTRAL WYOMING... AT 130 PM MDT...THUNDERSTORMS CONTINUED TO MOVE ACROSS SOUTHEAST AND EAST CENTRAL WYOMING. THE STRONGEST STORMS WERE IN SOUTHWEST NIOBRARA COUNTY 15 MILES WEST OF LUSK...AND NEAR THE INTERSECTION OF ALBANY... CONVERSE...AND PLATTE COUNTIES. THE STORMS WERE MOVING SOUTHEAST AT 20 MPH. SMALL HAIL...STRONG GUSTY WINDS...AND HEAVY RAIN ALONG WITH DANGEROUS LIGHTNING WILL BE THE MAIN HAZARDS FROM THESE STORMS. STAY INDOORS WHEN STORMS ARE IN YOUR AREA AND REMAIN AWAY FROM WINDOWS. WCJIN-WYSE-WYNE ROBINSON
Special weather statement, Aug 15, 1:41 PM MDT, 3 hours 9 minutes before
NEZ002-152045- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 140 PM MDT THU AUG 15 1996 ...A STRONG THUNDERSTORM HAS DEVELOPED OVER SOUTHERN DAWES COUNTY IN THE NEBRASKA PANHANDLE... AT 138 PM MDT...CHEYENNE DOPPLER RADAR INDICATED A STRONG THUNDERSTORM DEVELOPING OVER SOUTHERN DAWES COUNTY...20 MILES SOUTHWEST OF CHADRON. THIS STORM IS MOVING EAST AT 20 MPH AND WILL BE IN WESTERN SHERIDAN COUNTY BY 220 PM MDT. HEAVY RAIN....GUSTY WINDS...DEADLY LIGHTNING AND SOME SMALL HAIL WILL BE NOTED IN SOUTHERN DAWES COUNTY UNTIL 215 PM MDT. ROBINSON
Special weather statement, Aug 15, 2:14 PM MDT, 2 hours 36 minutes before
WYZ059-060-064-065-066-067-068-069-070-NEZ001-002-003-019-020-021- 054-055-152115- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 213 PM MDT THU AUG 15 1996 ...THUNDERSTORMS MARCHING ACROSS SOUTHEAST AND EAST CENTRAL WYOMING INTO THE NEBRASKA PANHANDLE... AT 209 PM MDT...CHEYENNE WEATHER RADAR INDICATED SEVERAL STRONG THUNDERSTORMS IN SOUTHEAST AND EAST CENTRAL WYOMING...AS WELL AS SIOUX AND DAWES COUNTIES IN THE NEBRASKA PANHANDLE. THE STORMS WERE MOVING SOUTHEAST AT 20 MPH AND ARE EXPECTED TO MOVE INTO THE REMAINDER OF THE NEBRASKA PANHANDLE BY 400 PM MDT. STRONG GUSTY WINDS...HEAVY RAIN...DEADLY LIGHTNING AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS. IF YOU AR E IN THE PATH OF A STORM TAKE COVER INDOORS AND REMAIN AWAY FROM WINDOWS. WCJIN-WYSE-WYNE ROBINSON
Special weather statement, Aug 15, 2:59 PM MDT, 1 hour 51 minutes before
WYZ060-066>070-152200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 255 PM MDT THU AUG 15 1996 ...A TORNADO WATCH HAS BEEN ISSUED FOR PARTS OF SOUTHEAST WYOMING... A TORNADO WATCH IS IN EFFECT FOR LARAMIE...GOSHEN...PLATTE AND SOUTHERN NIOBRARA COUNTIES IN SOUTHEAST WYOMING UNTIL 8 PM MDT. A MOIST AND UNSTABLE AIRMASS COMBINED WITH AN APPROACHING UPPER LEVEL DISTURBANCE WILL BRING A GOOD CHANCE OF SEVERE THUNDERSTORMS TO SOUTHEAST WYOMING THIS AFTERNOON AND EVENING. DUE TO A FAVORABLE WIND SHEAR ENVIRONMENT ...THESE STORMS COULD ALSO SPAWN TORNADOES. AT 250 PM DOPPLER RADAR SHOWED A LINE OF THUNDERSTORMS FROM SOUTHWEST NIOBRARA COUNTY SOUTH TO THE COLORADO BORDER NEAR CHEYENNE. SEVERAL STRONG STORMS WERE WITHIN THIS LINE. PEOPLE IN SOUTHEAST WYOMING SHOULD BE ALERT TO APPROACHING STORMS AND BE PREPARED TO SEEK SHELTER. STAY TUNED TO NOAA WEATHER RADIO OR LOCAL RADIO AND TELEVISION STATIONS FOR LATER WARNIN,GS AND STATEMENTS. HARRISON
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 14, 6:31 PM MDT | Severe Thunderstorm Warning | CYS | Banner | 44 min |
| Aug 14, 6:54 PM MDT | Severe Thunderstorm Warning | CYS | Scotts Bluff | 51 min |
| Aug 14, 7:45 PM MDT | Severe Thunderstorm Warning | CYS | Scotts Bluff | 45 min |
| Aug 15, 3:21 PM MDT | Severe Thunderstorm Warning | CYS | Dawes | 39 min |
| Aug 15, 3:48 PM MDT | Severe Thunderstorm Warning | CYS | Kimball | 42 min |
| Aug 15, 3:55 PM MDT | Severe Thunderstorm Warning | CYS | Dawes | 50 min |
| Aug 15, 3:59 PM MDT | Severe Thunderstorm Warning | CYS | Box Butte | 46 min |
| Aug 15, 4:18 PM MDT | Severe Thunderstorm Warning | CYS | Cheyenne | 42 min |
| Aug 15, 4:26 PM MDT | Severe Thunderstorm Warning | CYS | Kimball | 34 min |
| Aug 15, 4:32 PM MDT | Severe Thunderstorm Warning | CYS | Box Butte | 43 min |
| Aug 15, 4:46 PM MDT | Severe Thunderstorm Warning | CYS | Dawes | 44 min |
| Aug 15, 4:55 PM MDT | Severe Thunderstorm Warning | CYS | Morrill | 50 min |
| Aug 15, 5:45 PM MDT | Severe Thunderstorm Warning | CYS | Morrill | 30 min |
Nearby
Tornado Warnings in Nebraska, 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; the sounding from the Mesonet's radiosonde archive.