Alert archive / Nebraska / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 10, NWS North Platte, NE

June 16, 1987Cherry County, Nebraska

NWS North Platte, NE issued this severe thunderstorm warning at Jun 16, 1987, 6:05 PM MDT for Cherry County, Nebraska. It was in force for 55 min.

The area

The counties it named.

The facts

Issued
Jun 16, 1987, 6:05 PM MDT (00:05 UTC)
Expired
Jun 16, 1987, 7:00 PM MDT
In force
55 min
Issued by
NWS North Platte, NE
Area
Whole counties

County Cherry County, NE

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 00:00Z, 0.1 hours before the alert went out and 163 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 1987-06-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1119 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 00:00Z on 1987-06-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 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
1119 J/kg
Mixed-layer CIN
-240 J/kg
Mixed-layer LCL
2092 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
109 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KBFF 170005
SVRVTN
NEC031-170100-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE VALENTINE NE
ISSUED BY SCOTTSBLUFF NE
605 PM MDT TUE JUN 16 1987

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 700 PM MDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES OF

NORTH CENTRAL NEBRASKA...EASTERN CHERRY AND THE CITY OF VALENTINE

AT 700 PM CDT A SEVERE THUNDERSTORMS WERE LOCATED OVER THE EASTERN
TWO-THIRDS OF CHERRY COUNTY NEBRASKA MOVING NORTHEAST AT 15 TO 20
MILES AN HOUR. ALL OF THESE SEVERE THUNDERSTORMS WERE LOCATED FROM
30 MILES SOUTH TO 55 MILES SOUTHWEST OF VALENTINE NEBRASKA.

THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE
OR NO WARNING...SO BE ON THE LOOKOUT.

PEOPLE IN THE WARNED AREA SHOULD GET INTO A REINFORCED SHELTER AND
PREPARE FOR DAMAGING WINDS...LARGE HAIL...VERY HEAVY RAIN...AND
DANGEROUS LIGHTNING.

SEVERE THUNDERSTORMS PRODUCE LARGE HAIL...GREATER THAN 3/4 INCH
IN DIAMETER...DAMAGING WINDS AND VERY HEAVY RAINS THAT CAN QUICKLY
FLOOD A LOW LYING AREA.

THIS SEVERE THUNDERSTORM CAN PRODUCE HAIL GREATER THAN 3/4 INCH IN
DIAMETER AND DESTRUCTIVE WINDS FROM 80 TO 100 MPH.

REPORTS OF SEVERE WEATHER OR DAMAGE CAN BE GIVEN TO A LAW
ENFORCEMENT AGENCY FOR RELAY TO THE NATIONAL WEATHER SERVICE.

PERSONS DRIVING IN THE WARNED AREA SHOULD WATCH OUT FOR WATER OVER
ROADS...IN UNDERPASSES AND NEAR SMALL STREAMS.


GOLFBA$LL SIZE HAIL HAS BEEN REPORTED BY KSVH RADIO IN VALENTINE
AT 702 PM CDT.

PFEIFFER

Nearby

Severe Thunderstorm Warnings in Nebraska, 1987Every severe thunderstorm warning in 1987

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.