Alert archive / Nebraska / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 5, NWS North Platte, NE

May 15, 1992Boyd County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at May 15, 1992, 5:31 PM CDT for Boyd County, Nebraska. It was in force for 44 min.

The area

The counties it named.

The facts

Issued
May 15, 1992, 5:31 PM CDT (22:31 UTC)
Expired
May 15, 1992, 6:15 PM CDT
In force
44 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Boyd County, NE

The nearest sounding before it

Aberdeen, SD (KHON), launched 12:00Z, 10.5 hours before the alert went out and 224 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, Aberdeen, SD at 12:00Z on 1992-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Aberdeen, SD at 12:00Z on 1992-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1974 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
115 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KOFK 152231
SVROFK
NEC015-152315-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE NORFOLK NE
531 PM CDT FRI MAY 15 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 615 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY

   IN THE NORTH CENTRAL PART OF NEBRASKA
      BOYD

AT 528 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM ABOUT 40 MILES
NORTHWET OF O NEILL...OR FROM NAPER TO 10 MILES SOUTH OF NAPER.
MOVEMENT WAS NORTHEAST AT 20 MPH.  THE COMMUNITIES OF NAPER...
BUTTE...SPENCER...AND LYNCH ARE IN THE PATH OF THE STORM.

PEOPLE IN THE PATH OF THIS SHOULD TAKE SHELTER IMMEDIATELY.
PREPARE FOR DAMAGING WINDS...LARGE HAIL...DEADLY LIGHTNING AND
VERY HEAVY RAIN THAT CAN QUICKLY FLOOD A LOW LYING AREA.
REMEMBER SEVERE THUNDERSTORMS CAN ALSO PRODUCE A TORNADO WITH
LITTLE OR NO WARNING.

 A TORNADO WATCH CONTINUES FOR NORTHCENTRAL AND NORTHEAST NEBRASKA
 THROUGH THE EVEfNING HOURS.

 MILLER

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 27 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 50 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, 1 hour 6 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, 5:23 PM CDTSevere Thunderstorm WarningLBFLincoln52 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.