Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 281, NWS North Platte, NE

August 2, 1996Custer County, Logan County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Aug 2, 1996, 11:16 AM CDT for Custer County, Logan County, Nebraska. It was in force for 64 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
Aug 2, 1996, 11:16 AM CDT (16:16 UTC)
Expired
Aug 2, 1996, 12:20 PM CDT
In force
64 min
Issued by
NWS North Platte, NE
Area
Whole counties

Counties Custer County, NE, Logan County, NE

The radar

The North Platte radar (KLNX), 66 km from the middle of the area, began a volume at 16:18 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.

What was reported inside it

TimeReportWhereRemark
Aug 2, 11:17 AM CDTHail 0.88Stapleton, NE
Aug 2, 11:40 AM CDTHail 0.75Callaway, NE
Aug 2, 12:25 PM CDTHail 1Oconto, 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, 4.3 hours before the alert went out and 57 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 1996-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 325 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 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 12:00Z on 1996-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 114 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
325 J/kg
Mixed-layer CIN
-310 J/kg
Mixed-layer LCL
1279 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
114 m²/s²
0-3 km storm-relative helicity
166 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBF 021617
SVRLBF
NEC041-113-021720-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1116 AM CDT FRI AUG 2 1996

THE NATIONAL WEATHER SERVICE IN NORTH PLATTE NE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1220 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN CENTRAL NEBRASKA

   ...SOUTHWESTERN CUSTER COUNTY

IN WEST CENTRAL NEBRASKA

   ...EXTREME SOUTHEASTERN LOGAN COUNTY
 
AT 1114 AM CDT...A SEVERE THUNDERSTORM WAS INDICATED BY NORTH PLATTE
DOPPLER RADAR 31 MILES NORTHEAST OF NORTH PLATTE OR 8 MILES EAST
SOUTHEAST OF GANDY MOVING SOUTHEAST AT 26 MPH. THIS STORM IS EXPECTED
TO REMAIN IN RURAL AREAS.
 
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.





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 2, 7:26 AM CDT, 3 hours 50 minutes before
NEZ004>010-022>029-035>038-056>059-069>071-031200-

SEVERE WEATHER OUTLOOK FOR WESTERN AND NORTH CENTRAL NEBRASKA
NATIONAL WEATHER SERVICE NORTH PLATTE NE
725 AM CDT (625 AM MDT) FRI AUG 2 1996

THIS OUTLOOK PERTAINS TO THE FOLLOWING NEBRASKA COUNTIES...

ARTHUR     BLAINE     BOYD       BROWN      CHASE      CHERRY
CUSTER     DEUEL      FRONTIER   GARDEN     GARFIELD   GRANT
HAYES      HOLT       HOOKER     KEITH      KEYA PAHA  LINCOLN
LOGAN      LOUP       MCPHERSON  PERKINS    ROCK       SHERIDAN
THOMAS     WHEELER

...STORM SPOTTERS MAY BE ACTIVATED THIS EVENING...

THUNDERSTORMS ARE EXPECTED TO DEVELOP THIS EVENING WITH A SLIGHT
RISK OF SEVERE STORMS.

A STATIONARY FRONT AND HOT HUMID WEATHER ON THE PLAINS WILL COMBINE
TO TRIGGER SCATTERED THUNDERSTORMS THIS EVENING...A FEW OF WHICH
COULD BE SEVERE.

THE THUNDERSTORMS OCCURRING EARLY THIS MORNING IN THE WESTERN
PART OF THE STATE ARE NOT LIKELY TO PRODUCE SEVERE WEATHER.

SPRINGER
Special weather statement, Aug 2, 11:00 AM CDT, 16 minutes before
NEZ004>010-022>029-035>038-056>059-069>071-031200-

SEVERE WEATHER OUTLOOK FOR WESTERN AND NORTH CENTRAL NEBRASKA
NATIONAL WEATHER SERVICE NORTH PLATTE NE
1100 AM CDT (1000 AM MDT) FRI AUG 2 1996

THIS OUTLOOK PERTAINS TO THE FOLLOWING NEBRASKA COUNTIES...

ARTHUR     BLAINE     BOYD       BROWN      CHASE      CHERRY
CUSTER     DEUEL      FRONTIER   GARDEN     GARFIELD   GRANT
HAYES      HOLT       HOOKER     KEITH      KEYA PAHA  LINCOLN
LOGAN      LOUP       MCPHERSON  PERKINS    ROCK       SHERIDAN
THOMAS     WHEELER

...STORM SPOTTERS MAY BE REQUIRED FOR LATE THIS AFTERNOON INTO THIS
EVENING...

THERE IS A SLIGHT RISK FOR SEVERE THUNDERSTORMS LATE THIS AFTERNOON
INTO THIS EVENING OVER THE ENTIRE OUTLOOK AREA.

A STATIONARY FRONT OVER THE WESTERN OUTLOOK AREA AND MOIST SOUTH TO
SOUTHEAST WINDS WILL CONTINUE TO PUMP MOISTURE INTO THE OUTLOOK AREA.
UPSLOPE FLOW COMBINED WITH STRONG DIURNAL HEATING AND LIFT ALONG THE
STATIONARY FRONT WILL HELP TO TRIGGER THUNDERSTORMS AGAIN LATE THIS
AFTERNOON INTO THIS EVENING...SOME OF WHICH COULD BE SEVERE.

MICHELS

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 1, 10:10 PM CDTSevere Thunderstorm WarningLBFKeya Paha50 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.