Alert archive / Nebraska / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 4, NWS North Platte, NE

May 15, 1992Lincoln County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 15, 1992, 5:23 PM CDT for Lincoln County, Nebraska. It was in force for 52 min.

The area

The counties it named.

The facts

Issued
May 15, 1992, 5:23 PM CDT (22:23 UTC)
Expired
May 15, 1992, 6:15 PM CDT
In force
52 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Lincoln County, NE

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 10.4 hours before the alert went out and 15 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 1992-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 424 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 1992-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 127 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
424 J/kg
Mixed-layer CIN
-297 J/kg
Mixed-layer LCL
1464 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
127 m²/s²
0-3 km storm-relative helicity
175 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLBF 152223
SVRLBF
NEC111-152315-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE NORTH PLATTE NE
523 PM CDT FRI MAY 15 1992
 
THE NATIONAL WEATHER SERVICE IN NORTH PLATTE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  615 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST NEBRASKA
 
   ...EASTERN LINCOLN COUNTY
 
AT 520 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER THE NORTH PLATTE
REGIONAL AIRPORT. AT 516 PM CDT...WIND GUSTS TO 58 MILES AN HOUR WERE
REPORTED AT THE NORTH PLATTE AIRPORT. THE STORM WAS MOVING EAST
NORTHEAST AT 25 MILES AN HOUR. BRADY AND MAXWELL ARE IN THE PATH OF THIS
STORM.
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES
WITH LITTLE OR NO ADVANCE WARNING.  REMAIN CALM BUT BE ALERT TO
RAPIDLY CHANGING WEATHER CONDITIONS.
 
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.
 
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.
 
WALAWENDER 2224Z

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, May 15, 3:04 PM CDT, 2 hours 19 minutes before
NEZ012-016-152100-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
303 PM CDT FRI MAY 15 1992

...TORNADO WATCH UNTIL 10 PM CDT...

AT 255 PM CDT...RADAR SHOWED AN AREA OF THUNDERSTORMS WITH VERY HEAVY
RAIN FROM VENANGO TO DICKENS...OR FROM 75 MILES SOUTHWEST TO 25 MILES
SOUTHWEST OF NORTH PLATTE.  THE STRONGEST STORM WAS LOCATED 25 MILES
SOUTHWEST OF NORTH PLATTE NEAR DICKENS.

THE STORMS WERE MOVING NORTHEAST AT 25 MILES AN HOUR.

THIS AREA OF STORMS WILL BE MOVING THROUGH WESTERN LINCOLN...PERKINS
AND CHASE COUNTIES DURING THE NEXT HOUR.  PEOPLE IN GRANT...DICKENS AND
LAMAR CAN EXPECT SMALL HAIL...BRIEF HEAVY RAIN...GUSTY WINDS AND
DANGEROUS LIGHTNING TO ACCOMPANY THESE STORMS.

IF THREATENING WEATHER APPROACHES MOVE TO A PLACE OF SHELTER
IMMEDIATELY.

WALAWENDER
Special weather statement, May 15, 3:41 PM CDT, 1 hour 42 minutes before
NEZ012-016-017-152145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
342 PM CDT FRI MAY 15 1992

...TORNADO WATCH UNTIL 10 PM CDT...

AT 339 PM CDT...RADAR SHOWED AN AREA OF THUNDERSTORMS WITH VERY HEAVY
RAIN FROM BRULE TO WELLFLEET...OR FROM 55 MILES WEST TO 30 MILES SOUTH
OF NORTH PLATTE.  THE STRONGEST STORM WAS LOCATED 30 MILES SOUTH OF
NORTH PLATTE NEAR WELLFLEET.

THE STORMS WERE MOVING NORTHEAST AT 25 MILES AN HOUR.

THIS AREA OF STORMS WILL BE MOVING THROUGH KEITH...LINCOLN...PERKINS
AND CHASE COUNTIES DURING THE NEXT HOUR.  PEOPLE IN GRANT...WELLFLEET
...KEYSTONE AND OGALLALA CAN EXPECT SMALL HAIL...BRIEF HEAVY
RAIN...GUSTY WINDS AND DANGEROUS LIGHTNING TO ACCOMPANY THESE STORMS.

IF THREATENING WEATHER APPROACHES MOVE TO A PLACE OF SHELTER
IMMEDIATELY.

WALAWENDER
Special weather statement, May 15, 4:25 PM CDT, 58 minutes before
NEZ006-012-016-017-152225-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE NORTH PLATTE NE
426 PM CDT FRI MAY 15 1992

...TORNADO WATCH UNTIL 10 PM CDT...

AT 420 PM CDT...RADAR SHOWED AN AREA OF THUNDERSTORMS WITH VERY HEAVY
RAIN FROM HAIGLER TO THEDFORD...OR FROM 85 MILES SOUTHWEST TO 50 MILES
NORTH OF NORTH PLATTE.  THE STRONGEST STORM WAS LOCATED 15 MILES
SOUTHWEST OF NORTH PLATTE.  A SECOND STRONG STORM WAS LOCATED 35 MILES
WEST OF NORTH PLATTE NEAR PAXTON.

THE STORMS WERE MOVING NORTHEAST AT 25 MILES AN HOUR.

THIS AREA OF STORMS WILL BE MOVING THROUGH KEITH...LINCOLN...PERKINS
...CHASE...DUNDY...HAYES...MCPHERSON AND THOMAS COUNTIES DURING THE
NEXT HOUR.  PEOPLE IN PAXTON...NOWRTH PLATTE...IMPERIAL AND SUTHERLAND
CAN EXPECT SMALL HAIL...BRIEF HEAVY RAIN...GUSTY WINDS AND DANGEROUS
LIGHTNING TO ACCOMPANY THESE STORMS.

IF THREATENING WEATHER APPROACHES MOVE TO A PLACE OF SHELTER
IMMEDIATELY.

WALAWENDER

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 5:31 PM CDTSevere Thunderstorm WarningLBFBoyd44 min
May 15, 5:57 PM CDTTornado WarningLBFBoyd, Holt33 min
May 15, 6:16 PM CDTSevere Thunderstorm WarningLBFLincoln59 min
May 15, 6:32 PM CDTTornado WarningLBFBoyd, Holt28 min
May 15, 6:47 PM CDTTornado WarningLBFAntelope28 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1992Every severe thunderstorm warning in 1992

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.