Alert archive / Nebraska / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 67, NWS Cheyenne, WY
NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 25, 1997, 2:29 PM MDT for Kimball County, Nebraska. It was in force for 46 min. 2 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, 2:29 PM MDT (20:29 UTC)
- Expired
- Jun 25, 1997, 3:15 PM MDT
- In force
- 46 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 20:28 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, 2:40 PM MDT | Hail 1.5 | Kimball, NE | |
| Jun 25, 2:58 PM MDT | Hail 1.75 | 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, 8.5 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.
158 WUUS1 KCYS 252030 RRA SVRCYS NEC105-252115- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE CHEYENNE WY 229 PM MDT WED JUN 25 1997 * SEVERE THUNDERSTORM WARNING FOR SOUTHERN AND EASTERN KIMBALL COUNTY IN WESTERN NEBRASKA PANHANDLE * UNTIL 315 PM MDT * SOME AFFECTED LOCATIONS INCLUDE KIMBALL THROUGH 240 PM DIX THROUGH 240 PM * AT 228 PM MDT...DOPPLER RADAR IN CHEYENNE SHOWED A LINE OF SEVERE THUNDERSTORMS FROM 10 MILES EAST KIMBALL TO 5 MILES SOUTHEAST OF KIMBALL. THESE STORMS WERE MOVING EAST AT 20 MPH. GOLFBALL SIZED HAIL WAS REPORTED ON I-80 NEAR KIMBALL AT 228 PM. A TORNADO WATCH IS ALSO IN EFFECT. SEVERE THUNDERSTORMS CAN PRODUCE TORNADOES. IF YOU ARE DRIVING AND ENCOUNTER HEAVY RAIN OR HAIL...SLOW DOWN OR PULL TO THE SIDE OF THE ROAD UNTIL THE STORM PASSES. & JBS
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, 4 hours 33 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, 4 hours 31 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, 2:00 PM MDT, 29 minutes before
WYZ067>070-NEZ019>021-054-055-260200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 200 PM MDT WED JUN 25 1997 ...A TORNADAO WATCH HAS BEEN USSUED FOR EXTREME SOUTHEAST WYOMING AND THE SOUTHERN PART OF THE NEBRASKA PANHANDLE... THIS TORNADO WATCH IS VALID UNTIL 8 PM MDT THIS WEDNESDAY EVENING. COUNTIES IN WYOMING IN THE WATCH ARE LARAMIE...SOUTHERN PLATTE AND SOUTHERN GOSHEN INCLUDING THE CITIES OF CHEYENNE...PINE BLUFFS... WHEATLAND AND TORRINGTON. COUNTIES IN NEBRASKA IN THE WATCH ARE SCOTTS BLUFF...BANNER...KIMBALL ...MORRILL AND CHEYENNE INCLUDING THE CITIES OF SCOTTSBLUFF ...HARRISBURG...KIMBALL...BRIDGEPORT AND SIDNEY. THE AIRMASS OVER THE SOUTHEAST CORNER OF WYOMING AND THE SOUTHERN NEBRASKA PANHANDLE IS MOIST AND VERY UNSTABLE. IN ADDITION...AN UPPER LEVEL DISTURBANCE MOVING ACROSS THE AREA THIS AFTERNOON AND EARLY EVENING WILL AID IN THE FORMATION OF STRONG THUNDERSTORMS. SOME OF THESE STORMS WILL BE SEVERE AND COULD PRODUCE TORNADOES. PEOPLE IN THE SOUTHEAST CORNER OF WYOMING AND THE SOUTHERN NEBRASKA PANHANDLE SHOULD BE PREPARED FOR SEVERE STORMS THIS AFTERNOON AND EVENING. BE READY TO SEEK SHELTER IN A BASEMENT OR INTERIOR ROOM. LISTEN TO NOAA WEATHER RADIO...LOCAL RADIO AND TELEVISION STATIONS AND YOUR CABLE TELEVISION STATION FOR WARNING AND STATEMENTS. WCJIN-WYSE JMH
Special weather statement, Jun 25, 2:03 PM MDT, 26 minutes before
WYZ067>070-NEZ019>021-054-055-260200- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE CHEYENNE WY 200 PM MDT WED JUN 25 1997 ...A TORNADAO WATCH HAS BEEN USSUED FOR EXTREME SOUTHEAST WYOMING AND THE SOUTHERN PART OF THE NEBRASKA PANHANDLE... THIS TORNADO WATCH IS VALID UNTIL 8 PM MDT THIS WEDNESDAY EVENING. COUNTIES IN WYOMING IN THE WATCH ARE LARAMIE...SOUTHERN PLATTE AND SOUTHERN GOSHEN INCLUDING THE CITIES OF CHEYENNE...PINE BLUFFS... WHEATLAND AND TORRINGTON. COUNTIES IN NEBRASKA IN THE WATCH ARE SCOTTS BLUFF...BANNER...KIMBALL ...MORRILL AND CHEYENNE INCLUDING THE CITIES OF SCOTTSBLUFF ...HARRISBURG...KIMBALL...BRIDGEPORT AND SIDNEY. THE AIRMASS OVER THE SOUTHEAST CORNER OF WYOMING AND THE SOUTHERN NEBRASKA PANHANDLE IS MOIST AND VERY UNSTABLE. IN ADDITION...AN UPPER LEVEL DISTURBANCE MOVING ACROSS THE AREA THIS AFTERNOON AND EARLY EVENING WILL AID IN THE FORMATION OF STRONG THUNDERSTORMS. SOME OF THESE STORMS WILL BE SEVERE AND COULD PRODUCE TORNADOES. PEOPLE IN THE SOUTHEAST CORNER OF WYOMING AND THE SOUTHERN NEBRASKA PANHANDLE SHOULD BE PREPARED FOR SEVERE STORMS THIS AFTERNOON AND EVENING. BE READY TO SEEK SHELTER IN A BASEMENT OR INTERIOR ROOM. LISTEN TO NOAA WEATHER RADIO...LOCAL RADIO AND TELEVISION STATIONS AND YOUR CABLE TELEVISION STATION FOR WARNING AND STATEMENTS. WCJIN-WYSE JMH
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, 1:47 PM MDT | Severe Thunderstorm Warning | CYS | Kimball | 43 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, 2:33 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.