Alert archive / Nebraska / Tornado Warnings in 1996

Tornado Warning 20, NWS North Platte, NE

July 7, 1996Frontier County, Nebraska

NWS North Platte, NE issued this tornado warning at Jul 7, 1996, 9:27 PM CDT for Frontier County, Nebraska. It was in force for 63 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
Jul 7, 1996, 9:27 PM CDT (02:27 UTC)
Expired
Jul 7, 1996, 10:30 PM CDT
In force
63 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Frontier County, NE

The radar

The North Platte radar (KLNX), 160 km from the middle of the area, began a volume at 02:29 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
Jul 7, 9:49 PM CDTHail 0.88Moorefield, NE
Jul 7, 10:00 PM CDTThunderstorm Wind 90Moorefield, NE
Jul 7, 10:05 PM CDTHail 0.75Stockville, 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 00:00Z, 2.5 hours before the alert went out and 69 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 00:00Z on 1996-07-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1066 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 00:00Z on 1996-07-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 168 square meters per square second.1939587897Sfc1 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
1066 J/kg
Mixed-layer CIN
-48 J/kg
Mixed-layer LCL
1723 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
168 m²/s²
0-3 km storm-relative helicity
377 m²/s²
Significant tornado parameter
0.7
Supercell composite
12.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBF 080229
TORLBF
NEC063-080330-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
927 PM CDT SUN JUL 7 1996

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE NE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1030 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTHWEST NEBRASKA

   ...FRONTIER COUNTY
 
AT 925 PM CDT...A POSSIBLE TORNADO WAS INDICATED BY NORTH PLATTE
DOPPLER RADAR 31 MILES SOUTH SOUTHEAST OF NORTH PLATTE OR 8 MILES
NORTHWEST OF MOOREFIELD MOVING SOUTH SOUTHEAST AT 25 MPH.

TORNADO IS EXPECTED TO BE NEAR...
  MOOREFIELD                   BY 946 PM CDT
  CURTIS                       BY 948 PM CDT
  MAYWOOD                      BY 950 PM CDT
 
IF YOU ARE IN THE PATH OF THIS TORNADO...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.

MICHELS

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Jul 7, 7:07 PM CDT, 2 hours 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
707 PM CDT SUN JUL 7 1996

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0530 PM    MERRITT RESERVOIR         NE   TORNADO
07/07/96   CHERRY                         2 PUBLIC REPORTS OF ONE
                                          TORNADO NEAR NORTH SHORE
                                          OF MERRITT RESERVOIR.

JRS
Local storm report, Jul 7, 7:24 PM CDT, 2 hours 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
723 PM CDT SUN JUL 7 1996

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0715 PM    3 ENE ELSMERE             NE   0.88 INCH HAIL
07/07/96   BROWN

JRS
Local storm report, Jul 7, 9:24 PM CDT, 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
923 PM CDT SUN JUL 7 1996

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0730 PM    TRYON                     NE   1.75 INCH HAIL
07/07/96   MCPHERSON

SLM
Local storm report, Jul 7, 9:26 PM CDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
925 PM CDT SUN JUL 7 1996

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0733 PM    5 W  STAPLETON            NE   1.75 INCH HAIL
07/07/96   LOGAN

SLM
Local storm report, Jul 7, 9:27 PM CDT, 0 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
927 PM CDT SUN JUL 7 1996

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0630 PM    SENECA                    NE   1.00 INCH HAIL
07/07/96   THOMAS

SLM

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 7, 7:09 PM CDTSevere Thunderstorm WarningLBFLogan66 min
Jul 7, 7:31 PM CDTTornado WarningLBFLogan49 min
Jul 7, 7:35 PM CDTTornado WarningLBFMcPherson50 min
Jul 7, 7:45 PM CDTSevere Thunderstorm WarningLBFKeith65 min
Jul 7, 7:51 PM CDTTornado WarningLBFLincoln49 min
Jul 7, 8:02 PM CDTSevere Thunderstorm WarningLBFArthur, Grant63 min
Jul 7, 8:38 PM CDTSevere Thunderstorm WarningLBFKeith, McPherson62 min
Jul 7, 8:41 PM CDTTornado WarningLBFLincoln64 min
Jul 7, 8:50 PM CDTSevere Thunderstorm WarningLBFCuster65 min
Jul 7, 9:35 PM CDTTornado WarningLBFLincoln35 min
Jul 7, 9:48 PM CDTSevere Thunderstorm WarningLBFKeith62 min
Jul 7, 10:00 PM CDTSevere Thunderstorm WarningLBFLincoln65 min
Jul 7, 10:13 PM CDTSevere Thunderstorm WarningLBFHayes62 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; radar from the NEXRAD Level II archive.