Alert archive / Nebraska / Tornado Warnings in 2002
Tornado Warning 17, NWS North Platte, NE
NWS North Platte, NE issued this tornado warning at Aug 24, 2002, 3:41 PM MDT for Perkins County, Nebraska. It was in force for 49 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Aug 24, 2002, 3:41 PM MDT (21:41 UTC)
- Expired
- Aug 24, 2002, 4:30 PM MDT
- In force
- 49 min
- Issued by
- NWS North Platte, NE
- Area
- Counties, with a storm outline in the text
County Perkins County, NE
The radar
The Goodland radar (KGLD), 169 km from the middle of the area, began a volume at 21:43 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 |
|---|---|---|---|
| Aug 24, 3:54 PM MDT | Tornado F0 | Venango, NE | The tornado touched down only briefly in open rangeland. |
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 |
|---|---|---|---|
| Aug 24, 1:15 PM MDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 9.7 hours before the alert went out and 121 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
- 396 J/kg
- Mixed-layer CIN
- -113 J/kg
- Mixed-layer LCL
- 916 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 117 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 3.1
The text
As transmitted, in the capitals the NWS used until 2016.
030 WFUS53 KLBF 242141 TORLBF NEC135-242230- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE NORTH PLATTE NE 341 PM MDT SAT AUG 24 2002 THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A * TORNADO WARNING FOR... WESTERN PERKINS COUNTY IN SOUTHWEST NEBRASKA * UNTIL 430 PM MDT... * AT 338 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE MOST DANGEROUS PART OF A SEVERE THUNDERSTORM WITH STRONG ROTATION 7 MILES NORTH OF VENANGO...OR ABOUT 14 MILES SOUTH OF BIG SPRINGS...MOVING SOUTHEAST AT 25 MPH. THIS STORM IS CAPABLE OF PRODUCING A TORNADO AT ANY TIME. * THE DEVELOPING TORNADO IS EXPECTED TO BE... 4 MILES NORTHEAST OF VENANGO AROUND 350 PM MDT... OVER BRANDON AROUND 355 PM MDT... THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS. A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM MDT SATURDAY EVENING FOR SOUTHWESTERN NEBRASKA. LAT...LON 4097 10226 4071 10210 4073 10163 4098 10176
The office that day
Everything else NWS North Platte, NE issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 23, 7:07 PM MDT | Severe Thunderstorm Warning | LBF | Brown | 53 min |
| Aug 23, 7:49 PM MDT | Severe Thunderstorm Warning | LBF | Cherry, Sheridan | 56 min |
| Aug 23, 9:08 PM MDT | Severe Thunderstorm Warning | LBF | Blaine | 37 min |
| Aug 23, 9:58 PM MDT | Severe Thunderstorm Warning | LBF | Cherry | 62 min |
| Aug 23, 11:22 PM MDT | Severe Thunderstorm Warning | LBF | Brown, Rock | 38 min |
| Aug 23, 11:44 PM MDT | Severe Thunderstorm Warning | LBF | Keya Paha | 46 min |
| Aug 24, 12:06 AM MDT | Severe Thunderstorm Warning | LBF | Holt, Rock | 54 min |
| Aug 24, 12:28 AM MDT | Severe Thunderstorm Warning | LBF | Boyd, Holt | 62 min |
| Aug 24, 1:32 AM MDT | Severe Thunderstorm Warning | LBF | Holt | 43 min |
| Aug 24, 2:01 PM MDT | Severe Thunderstorm Warning | LBF | Garden | 59 min |
| Aug 24, 2:12 PM MDT | Tornado Warning | LBF | Deuel, Garden | 33 min |
| Aug 24, 2:45 PM MDT | Tornado Warning | LBF | Deuel | 30 min |
| Aug 24, 3:16 PM MDT | Tornado Warning | LBF | Deuel | 14 min |
| Aug 24, 4:09 PM MDT | Severe Thunderstorm Warning | LBF | Deuel | 51 min |
| Aug 24, 4:28 PM MDT | Tornado Warning | LBF | Chase | 62 min |
| Aug 24, 5:20 PM MDT | Severe Thunderstorm Warning | LBF | Custer | 55 min |
Nearby
Tornado Warnings in Nebraska, 2002Every tornado warning in 2002Tornadoes in 2002
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.