Alert archive / Nebraska / Tornado Warnings in 2002

Tornado Warning 21, NWS North Platte, NE

August 26, 2002Sheridan County, Nebraska

NWS North Platte, NE issued this tornado warning at Aug 26, 2002, 3:03 PM MDT for Sheridan County, Nebraska. It was in force for 57 min. 3 reports 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 26, 2002, 3:03 PM MDT (21:03 UTC)
Expired
Aug 26, 2002, 4:00 PM MDT
In force
57 min
Issued by
NWS North Platte, NE
Area
Counties, with a storm outline in the text

County Sheridan County, NE

The radar

The North Platte radar (KLNX), 157 km from the middle of the area, began a volume at 21:06 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

TimeReportWhereRemark
Aug 26, 3:10 PM MDTTornado F0Rushville, NEThe tornado touched down briefly over open rangeland.
Aug 26, 3:45 PM MDTHail 2.75Rushville, NE
Aug 26, 3:51 PM MDTHail 1.75Hay Spgs, 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.

IssuedProductOfficeLasted
Aug 26, 12:15 PM MDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Rapid City, SD (KUNR), launched 12:00Z, 9.1 hours before the alert went out and 180 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.

Skew-T log-pSkew-T log-p diagram, Rapid City, SD at 12:00Z on 2002-08-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1352 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Rapid City, SD at 12:00Z on 2002-08-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -47 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1352 J/kg
Mixed-layer CIN
-301 J/kg
Mixed-layer LCL
1219 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
-47 m²/s²
0-3 km storm-relative helicity
35 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

658 
WFUS53 KLBF 262103
TORLBF
NEC161-262200-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
303 PM MDT MON AUG 26 2002

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A

* TORNADO WARNING FOR...
  SHERIDAN COUNTY IN THE PANHANDLE OF NEBRASKA

* UNTIL 400 PM MDT...

* AT 301 PM MDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  THE MOST DANGEROUS PART OF A SEVERE THUNDERSTORM WITH STRONG
  ROTATION 20 MILES SOUTH OF RUSHVILLE...MOVING SOUTH AT 15 MPH. THIS
  STORM IS CAPABLE OF PRODUCING A TORNADO AT ANY TIME.

* THE DEVELOPING TORNADO IS EXPECTED TO BE...
  9 MILES NORTH OF LAKESIDE AROUND 400 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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 600 PM MDT MONDAY
EVENING FOR WESTERN NEBRASKA. A SEVERE THUNDERSTORM WATCH ALSO
REMAINS IN EFFECT UNTIL 600 PM MDT MONDAY EVENING FOR SOUTHWEST
NEBRASKA.

LAT...LON 4282 10209 4283 10277 4202 10270 4201 10205

The office that day

Everything else NWS North Platte, NE issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 26, 3:26 AM MDTSevere Thunderstorm WarningLBFKeya Paha64 min
Aug 26, 3:49 AM MDTSevere Thunderstorm WarningLBFRock56 min
Aug 26, 4:14 AM MDTSevere Thunderstorm WarningLBFRock31 min
Aug 26, 4:45 AM MDTSevere Thunderstorm WarningLBFHolt, Rock60 min
Aug 26, 5:07 AM MDTSevere Thunderstorm WarningLBFHolt53 min
Aug 26, 6:54 AM MDTSevere Thunderstorm WarningLBFCherry51 min
Aug 26, 7:22 AM MDTSevere Thunderstorm WarningLBFBlaine, Brown53 min
Aug 26, 8:05 AM MDTSevere Thunderstorm WarningLBFCuster, Loup55 min
Aug 26, 8:12 AM MDTSevere Thunderstorm WarningLBFRock48 min
Aug 26, 8:24 AM MDTSevere Thunderstorm WarningLBFBlaine36 min
Aug 26, 12:17 PM MDTSevere Thunderstorm WarningLBFCherry58 min
Aug 26, 12:36 PM MDTTornado WarningLBFCherry39 min
Aug 26, 12:54 PM MDTSevere Thunderstorm WarningLBFChase66 min
Aug 26, 1:17 PM MDTTornado WarningLBFCherry58 min
Aug 26, 2:16 PM MDTSevere Thunderstorm WarningLBFCherry59 min
Aug 26, 2:29 PM MDTSevere Thunderstorm WarningLBFSheridan61 min
Aug 26, 3:03 PM MDTTornado WarningLBFSheridan57 min
Aug 26, 3:15 PM MDTSevere Thunderstorm WarningLBFCherry60 min
Aug 26, 3:49 PM MDTSevere Thunderstorm WarningLBFGrant, Hooker, Thomas56 min
Aug 26, 4:03 PM MDTSevere Thunderstorm WarningLBFSheridan57 min
Aug 26, 4:29 PM MDTSevere Thunderstorm WarningLBFSheridan61 min
Aug 26, 4:47 PM MDTSevere Thunderstorm WarningLBFGrant, Hooker, Thomas58 min
Aug 26, 4:55 PM MDTFlash Flood WarningLBFGrant2 hr
Aug 26, 5:15 PM MDTSevere Thunderstorm WarningLBFGarden60 min
Aug 26, 5:31 PM MDTSevere Thunderstorm WarningLBFSheridan44 min
Aug 26, 5:42 PM MDTSevere Thunderstorm WarningLBFArthur, McPherson63 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.