Alert archive / Nebraska / Tornado Warnings in 1996

Tornado Warning 36, NWS North Platte, NE

August 6, 1996Custer County, Nebraska

NWS North Platte, NE issued this tornado warning at Aug 6, 1996, 6:37 PM CDT for Custer County, Nebraska. It was in force for 58 min. 4 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
Aug 6, 1996, 6:37 PM CDT (23:37 UTC)
Expired
Aug 6, 1996, 7:35 PM CDT
In force
58 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Custer County, NE

What was reported inside it

TimeReportWhereRemark
Aug 6, 6:50 PM CDTHail 1Callaway, NE
Aug 6, 7:00 PM CDTHail 0.75Sargent, NE
Aug 6, 7:10 PM CDTHail 0.75Sargent, NE
Aug 6, 7:45 PM CDTHail 1.5Oconto, 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 nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 11.6 hours before the alert went out and 79 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, N. Platte/Lee Bi, NE at 12:00Z on 1996-08-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1588 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, N. Platte/Lee Bi, NE at 12:00Z on 1996-08-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 192 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
1588 J/kg
Mixed-layer CIN
-293 J/kg
Mixed-layer LCL
1709 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
192 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBF 062338
TORLBF
NEC041-070035-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
637 PM CDT TUE AUG 6 1996

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE NE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 735 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN CENTRAL NEBRASKA

   ...SOUTHERN CUSTER COUNTY
 
AT 635 PM CDT NORTH PATTE DOPPLER RADAR WAS INDICATING A POSSIBLE
TORNADO LOCATED ABOUT 7 MILES SOUTHWEST OF BROKEN BOW OR 7 MILES
NORTHEAST OF CALLAWAY. THIS TORNADO WAS CONTAINED IN A LINE OF
SEVERE THUNDERSTORM WHICH EXTEND FROM 18 MILES NORTH NORTHEAST TO
19 MILES SOUTHWEST OF BROKEN BOW. THE LINE IS MOVING TO THE
SOUTHEAST AT 13 MPH.
 
IF YOU ARE IN THE PATH OF THIS LINE OF STORMS...ACT
IMMEDIATELY...GO TO A BASEMENT AND GET UNDER THE STAIRS...A
WORKBENCH OR A PIECE OF STURDY FURNITURE.  IF NO BASEMENT IS
AVAILABLE...GO TO AN INTERIOR ROOM SUCH AS A CLOSET OR BATHROOM ON
THE LOWEST FLOOR. AVOID WINDOWS.

IF SEVERE WEATHER IS OBSERVED...CONTACT YOUR LOCAL LAW ENFORCEMENT
AGENCY AND ASK THEM TO RELAY YOUR INFORMATION TO THE NATIONAL
WEATHER SERVICE.

JWS

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 6, 5:28 PM CDTSevere Thunderstorm WarningLBFCuster32 min
Aug 6, 5:41 PM CDTSevere Thunderstorm WarningLBFBlaine49 min
Aug 6, 5:54 PM CDTSevere Thunderstorm WarningLBFLoup66 min
Aug 6, 6:03 PM CDTSevere Thunderstorm WarningLBFCuster62 min
Aug 6, 6:11 PM CDTTornado WarningLBFCuster49 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.