Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 280, NWS North Platte, NE

August 1, 1996Keya Paha County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Aug 1, 1996, 10:10 PM CDT for Keya Paha County, Nebraska. It was in force for 50 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 1, 1996, 10:10 PM CDT (03:10 UTC)
Expired
Aug 1, 1996, 11:00 PM CDT
In force
50 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Keya Paha County, NE

The radar

The North Platte radar (KLNX), 125 km from the middle of the area, began a volume at 03:18 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.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 3.2 hours before the alert went out and 208 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 1996-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1771 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km-30°-20°-10°0°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 1996-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 60 square meters per square second.19395878Sfc1 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
1771 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
1241 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
60 m²/s²
0-3 km storm-relative helicity
116 m²/s²
Significant tornado parameter
0.5
Supercell composite
4.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBF 020311
SVRLBF
NEC103-020400-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1010 PM CDT THU AUG 1 1996

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE NE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1100 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTH CENTRAL NEBRASKA

   ...KEYA PAHA COUNTY
 
AT 1010 PM CDT...A SEVERE THUNDERSTORM WAS INDICATED BY NORTH PLATTE
DOPPLER RADAR 34 MILES EAST NORTHEAST OF VALENTINE OR 19 MILES NORTH
NORTHEAST OF NORDEN MOVING SOUTH AT 30 MPH.

DAMAGING HAIL AND/OR DESTRUCTIVE WINDS CAN BE EXPECTED NEAR...
  NORDEN                       BY 1050 PM CDT
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.  FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR POSSIBLE.

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

SP

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, Aug 1, 8:22 PM CDT, 1 hour 48 minutes before
NEZ004-022-056-020200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
815 PM CDT (715 PM MDT) THU AUG 1 1996

...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE EASTERN
NEBRASKA PANHANDLE...

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE EASTERN
NEBRASKA PANHANDLE...AND INCLUDED SHERIDAN...GARDEN AND DEUEL COUNTIES.
THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE REMAINDER OF
WESTERN AND NORTH CENTRAL NEBRASKA UNTIL 10 PM CDT (9 PM MDT).

WOOD
Local storm report, Aug 1, 9:07 PM CDT, 1 hour 3 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
907 PM CDT THU AUG 1 1996

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

0730 PM    22 NNW PAXTON             NE   0.88 INCH HAIL
08/01/96   ARTHUR

WERT
Special weather statement, Aug 1, 9:12 PM CDT, 58 minutes before
NEZ004-005-022>025-035>038-057>059-069>071-020815-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
912 PM CDT (812 PM MDT) THU AUG 1 1996

...THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR MUCH OF
WESTERN NEBRASKA...

THE SEVERE THUNDERSTORM WATCH HAS BEEN CANCELLED FOR THE FOLLOWING
COUNTIES IN WESTERN NEBRASKA. CHERRY...GRANT...HOOKER...THOMAS...
ARTHUR...MCPHERSON...LOGAN...KEITH...PERKINS...CHASE...HAYES...
FRONTIER...LINCOLN AND CUSTER.

THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM CDT FOR
THE NORTH CENTRAL PORTION OF NEBRASKA.

BOWMAN
Local storm report, Aug 1, 9:18 PM CDT, 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
918 PM CDT THU AUG 1 1996

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

0830 PM    7 E KEYSTONE              NE   0.75 INCH HAIL
08/01/96   KEITH

WERT
Local storm report, Aug 1, 9:26 PM CDT, 44 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
926 PM CDT THU AUG 1 1996

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

0450 PM    17 SSE SENECA             NE   0.88 INCH HAIL
08/01/96   THOMAS

PARKER
Local storm report, Aug 1, 9:37 PM CDT, 33 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
936 PM CDT THU AUG 1 1996

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

0730 PM    30 N PAXTON               NE   1.75 INCH HAIL
08/01/96   MCPHERSON

ROBERG

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 1, 7:29 PM CDTSevere Thunderstorm WarningLBFArthur, McPherson61 min
Aug 1, 7:44 PM CDTSevere Thunderstorm WarningLBFKeith66 min
Aug 2, 11:16 AM CDTSevere Thunderstorm WarningLBFCuster, Logan64 min
Aug 2, 12:19 PM CDTSevere Thunderstorm WarningLBFCuster31 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1996Every severe thunderstorm warning 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.