Alert archive / Nebraska / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 21, NWS North Platte, NE

May 15, 1996Keith County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 15, 1996, 6:11 PM MDT for Keith County, Nebraska. It was in force for 34 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
May 15, 1996, 6:11 PM MDT (00:11 UTC)
Expired
May 15, 1996, 6:45 PM MDT
In force
34 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Keith County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.2 hours before the alert went out and 89 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 160012
SVRLBF
NEC101-160045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
711 PM CDT (611 PM MDT) WED MAY 15 1996
 
THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  745 PM CDT (645 PM MDT)
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST NEBRASKA
 
   ...KEITH COUNTY
 
AT 710 PM CDT (610 PM MDT)...DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM 10 MILES NORTH OF OGALALLA MOVING TO THE NORTHEAST AT 20
MPH. SPOTTERS HAVE INDICATED DIME-SIZED HAIL AT THE NORTHEAST END OF
LAKE MCCONAUGHY.
 
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
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
 
MUTCHLER
&

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 6:13 PM MDTSevere Thunderstorm WarningLBFBlaine17 min
May 15, 6:27 PM MDTSevere Thunderstorm WarningLBFBlaine48 min
May 15, 6:35 PM MDTSevere Thunderstorm WarningLBFMcPherson, Thomas55 min
May 15, 6:41 PM MDTSevere Thunderstorm WarningLBFSheridan64 min
May 15, 6:58 PM MDTSevere Thunderstorm WarningLBFBrown47 min
May 15, 7:26 PM MDTSevere Thunderstorm WarningLBFMcPherson, Thomas64 min
May 15, 7:31 PM MDTSevere Thunderstorm WarningLBFGrant, Hooker59 min
May 15, 7:31 PM MDTSevere Thunderstorm WarningLBFRock59 min
May 15, 7:34 PM MDTSevere Thunderstorm WarningLBFArthur41 min
May 15, 7:41 PM MDTSevere Thunderstorm WarningLBFCherry, Sheridan64 min
May 15, 7:51 PM MDTFlash Flood WarningLBFHooker, McPherson, Thomas3 hr
May 15, 8:01 PM MDTSevere Thunderstorm WarningLBFMcPherson59 min
May 15, 8:29 PM MDTSevere Thunderstorm WarningLBFHooker31 min
May 15, 8:31 PM MDTSevere Thunderstorm WarningLBFGarden59 min
May 15, 8:40 PM MDTSevere Thunderstorm WarningLBFCherry65 min
May 15, 9:00 PM MDTSevere Thunderstorm WarningLBFArthur, Grant, Hooker, McPherson60 min
May 15, 9:06 PM MDTTornado WarningLBFGarden39 min
May 15, 9:25 PM MDTSevere Thunderstorm WarningLBFArthur, Grant65 min
May 15, 9:41 PM MDTSevere Thunderstorm WarningLBFCherry64 min
May 15, 10:03 PM MDTTornado WarningLBFGrant27 min
May 15, 10:13 PM MDTSevere Thunderstorm WarningLBFHooker62 min
May 15, 10:24 PM MDTSevere Thunderstorm WarningLBFArthur, Grant66 min
May 15, 10:46 PM MDTSevere 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; the sounding from the Mesonet's radiosonde archive.