Alert archive / Nebraska / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 65, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 25, 1997, 1:47 PM MDT for Kimball County, Nebraska. It was in force for 43 min. 3 reports 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
- Jun 25, 1997, 1:47 PM MDT (19:47 UTC)
- Expired
- Jun 25, 1997, 2:30 PM MDT
- In force
- 43 min
- Issued by
- NWS Cheyenne, WY
- Area
- Whole counties
County Kimball County, NE
The radar
The Cheyenne radar (KCYS), 91 km from the middle of the area, began a volume at 19:48 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 25, 1:50 PM MDT | Tornado F0 | Kimball, NE | Brief touchdown in open country. |
| Jun 25, 2:28 PM MDT | Hail 1.75 | Kimball, NE | 6000 acres of crops damaged: several roads damaged. |
| Jun 25, 2:40 PM MDT | Hail 1.5 | Kimball, NE |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 25, 1:45 PM MDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Denver, CO (KDNR), launched 12:00Z, 7.8 hours before the alert went out and 153 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
- 51 J/kg
- Mixed-layer CIN
- -211 J/kg
- Mixed-layer LCL
- 1628 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 69 m²/s²
- 0-3 km storm-relative helicity
- 122 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 251947 RRA SVRCYS NEC105-252030- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 147 PM MDT WED JUN 25 1997 * SEVERE THUNDERSTORM WARNING FOR NORTHERN KIMBALL COUNTY IN WESTERN NEBRASKA PANHANDLE * UNTIL 230 PM MDT * SOME AFFECTED LOCATIONS INCLUDE THIS STORM IS EXPECTED TO REMAIN OVER RURAL AREAS * AT 144 PM MDT...DOPPLER RADAR IN CHEYENNE SHOWED A CLUSTER OF SEVERE THUNDERSTORMS DEVELOPING SOUTHWARD INTO NORTHERN KIMBALL COUNTY...10 MILES NORTHWEST OF KIMBALL...WEST OF HIGHWAY 71. A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES. LARGE HAIL IS LIKELY WITH THIS STORM. SEEK SHELTER INSIDE A STURDvY BUILDING AWAY FROM ALL WINDOWS UNTIL THE STORM PASSES. SULLIVAN
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, Jun 25, 9:56 AM MDT, 3 hours 51 minutes before
WYZ059>070-NEZ001>003-019>021-054-055-260000- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 956 AM MDT WED JUN 25 1997 THE SEVERE WEATHER POTENTIAL IN THE CHEYENNE NWS COUNTY WARNING AREA IS MODERATE TODAY IN LARAMIE COUNTY AND THE SOUTHERN NEBRASKA PANHANDLE. THE POTENTIAL IS LOW OVER THE REST OF THE AREA. SPOTTER ACTIVATION MAY BE REQUESTED THIS AFTERNOON FOR THESE AREAS. DISCUSSION...THE AIR MASS OVER LARAMIE COUNTY AND THE SOUTHERN NEBRASKA PANHANDLE WILL BE MOIST AND UNSTABLE THIS AFTERNOON. IN ADDITION...THE WIND DIRECTIONS AS ONE GOES UP IN ALTITUDE WILL BE FAVORABLE FOR THE FORMATION OF STRONG THUNDERSTORMS. THE STORMS WILL DEVELOP AFTER 300 PM IN LARAMIE COUNTY AND AFTER 400 PM IN THE SOUTHERN NEBRASKA PANHANDLE. THE STORMS WILL PRODUCE HAIL AND HEAVY RAIN AND POSSIBLE AREAS OF FLOODING. THE STORMS WILL MOVE EAST AT 25 MPH. WCJIN-WYSE-WYNE WEILAND
Special weather statement, Jun 25, 9:58 AM MDT, 3 hours 49 minutes before
WYZ059>070-NEZ001>003-019>021-054-055-260000- SEVERE WEATHER OUTLOOK NATIONAL WEATHER SERVICE CHEYENNE WY 956 AM MDT WED JUN 25 1997 THE SEVERE WEATHER POTENTIAL IN THE CHEYENNE NWS COUNTY WARNING AREA IS MODERATE TODAY IN LARAMIE COUNTY AND THE SOUTHERN NEBRASKA PANHANDLE. THE POTENTIAL IS LOW OVER THE REST OF THE AREA. SPOTTER ACTIVATION MAY BE REQUESTED THIS AFTERNOON FOR THESE AREAS. DISCUSSION...THE AIR MASS OVER LARAMIE COUNTY AND THE SOUTHERN NEBRASKA PANHANDLE WILL BE MOIST AND UNSTABLE THIS AFTERNOON. IN ADDITION...THE WIND DIRECTIONS AS ONE GOES UP IN ALTITUDE WILL BE FAVORABLE FOR THE FORMATION OF STRONG THUNDERSTORMS. THE STORMS WILL DEVELOP AFTER 300 PM IN LARAMIE COUNTY AND AFTER 400 PM IN THE SOUTHERN NEBRASKA PANHANDLE. THE STORMS WILL PRODUCE HAIL AND HEAVY RAIN AND POSSIBLE AREAS OF FLOODING. THE STORMS WILL MOVE EAST AT 25 MPH. WCJIN-WYSE-WYNE WEILAND
The office that day
Everything else NWS Cheyenne, WY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 25, 12:54 PM MDT | Tornado Warning | CYS | Banner, Scotts Bluff | 31 min |
| Jun 25, 1:26 PM MDT | Tornado Warning | CYS | Banner | 34 min |
| Jun 25, 1:54 PM MDT | Tornado Warning | CYS | Kimball | 36 min |
| Jun 25, 2:13 PM MDT | Severe Thunderstorm Warning | CYS | Cheyenne, Morrill | 32 min |
| Jun 25, 2:29 PM MDT | Severe Thunderstorm Warning | CYS | Kimball | 46 min |
| Jun 25, 2:33 PM MDT | Tornado Warning | CYS | Cheyenne | 27 min |
| Jun 25, 2:44 PM MDT | Severe Thunderstorm Warning | CYS | Cheyenne | 31 min |
Nearby
Severe Thunderstorm Warnings in Nebraska, 1997Every severe thunderstorm warning in 1997
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; radar from the NEXRAD Level II archive.