Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 24, NWS North Platte, NE

May 15, 1996McPherson County, Thomas County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 15, 1996, 7:35 PM CDT for McPherson County, Thomas County, Nebraska. It was in force for 55 min. 1 report 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
May 15, 1996, 7:35 PM CDT (00:35 UTC)
Expired
May 15, 1996, 8:30 PM CDT
In force
55 min
Issued by
NWS North Platte, NE
Area
Whole counties

Counties McPherson County, NE, Thomas County, NE

What was reported inside it

TimeReportWhereRemark
May 15, 7:40 PM CDTHail 1.75Tryon, 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, 0.6 hours before the alert went out and 70 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 1996-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3202 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 1996-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 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
3202 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
1788 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
162 m²/s²
Significant tornado parameter
0.5
Supercell composite
9.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBF 160037
SVRLBF
NEC117-171-160130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
735 PM CDT WED MAY 15 1996
 
THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  830 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN WEST CENTRAL NEBRASKA
 
   ...NORTHEASTERN MCPHERSON COUNTY...THOMAS COUNTY
 
AT 730 PM CDT DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 7 MILES
NORTHEAST OF TRYON...OR 30 MILES NORTH OF NORTH PLATTE. THE STORM WAS
MOVING NORTH NORTHEAST AT 10 MPH AND WILL ENTER THOMAS COUNTY AT 745 PM
CDT.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.
 
A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR THE AREA UNTIL
MIDNIGHT CDT.
 
BOWMAN

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

Local storm report, May 15, 7:26 PM CDT, 9 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE  NORTH PLATTE NE
725 PM CDT WED MAY 15 1996

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

705( PM     4 MILES N OF OGALLALA     NE   DIME SIZED HAIL
05/15/96   KIETH

BIEKER

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 7:11 PM CDTSevere Thunderstorm WarningLBFKeith34 min
May 15, 7:13 PM CDTSevere Thunderstorm WarningLBFBlaine17 min
May 15, 7:27 PM CDTSevere Thunderstorm WarningLBFBlaine48 min
May 15, 7:41 PM CDTSevere Thunderstorm WarningLBFSheridan64 min
May 15, 7:58 PM CDTSevere Thunderstorm WarningLBFBrown47 min
May 15, 8:26 PM CDTSevere Thunderstorm WarningLBFMcPherson, Thomas64 min
May 15, 8:31 PM CDTSevere Thunderstorm WarningLBFGrant, Hooker59 min
May 15, 8:31 PM CDTSevere Thunderstorm WarningLBFRock59 min
May 15, 8:34 PM CDTSevere Thunderstorm WarningLBFArthur41 min
May 15, 8:41 PM CDTSevere Thunderstorm WarningLBFCherry, Sheridan64 min
May 15, 8:51 PM CDTFlash Flood WarningLBFHooker, McPherson, Thomas3 hr
May 15, 9:01 PM CDTSevere Thunderstorm WarningLBFMcPherson59 min
May 15, 9:29 PM CDTSevere Thunderstorm WarningLBFHooker31 min
May 15, 9:31 PM CDTSevere Thunderstorm WarningLBFGarden59 min
May 15, 9:40 PM CDTSevere Thunderstorm WarningLBFCherry65 min
May 15, 10:00 PM CDTSevere Thunderstorm WarningLBFArthur, Grant, Hooker, McPherson60 min
May 15, 10:06 PM CDTTornado WarningLBFGarden39 min
May 15, 10:25 PM CDTSevere Thunderstorm WarningLBFArthur, Grant65 min
May 15, 10:41 PM CDTSevere Thunderstorm WarningLBFCherry64 min
May 15, 11:03 PM CDTTornado WarningLBFGrant27 min
May 15, 11:13 PM CDTSevere Thunderstorm WarningLBFHooker62 min
May 15, 11:24 PM CDTSevere Thunderstorm WarningLBFArthur, Grant66 min
May 15, 11:46 PM CDTSevere Thunderstorm WarningLBFKeith, Lincoln59 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.