Alert archive / Nebraska / Tornado Warnings in 1987

Tornado Warning 8, NWS Hastings, NE

June 28, 1987Furnas County, Nebraska

NWS Hastings, NE issued this tornado warning at Jun 28, 1987, 8:42 PM CDT for Furnas County, Nebraska. It was in force for 33 min.

The area

The counties it named.

The facts

Issued
Jun 28, 1987, 8:42 PM CDT (01:42 UTC)
Expired
Jun 28, 1987, 9:15 PM CDT
In force
33 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Furnas 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, 1.7 hours before the alert went out and 121 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 1987-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1685 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 1987-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 36 square meters per square second.19395878Sfc1 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
1685 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
1745 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
36 m²/s²
0-3 km storm-relative helicity
153 m²/s²
Significant tornado parameter
0.2
Supercell composite
5.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KGRI 290142
TORGRI
NEC065-290215-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE GRAND ISLAND NE
842 PM CDT SUN JUN 28 1987

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 915 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF

SOUTH CENTRAL NEBRASKA...FURNAS

AT 840 PM A TORNADO WAS INDICATED BY RADR NEAR ARAPARHOE NEBRASKA
IN FURNAS COUNTY MOVING EAST AT 30 MILES AN HOUR.

PEOPLE IN THE PATH OF THIS TORNADO SHOULD TAKE COVER IMMEDIATELY
TO SAVE YOUR LIVES.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 28, 8:52 PM CDTSevere Thunderstorm WarningGIDAdams, Clay, Franklin, Webster53 min
Jun 28, 8:52 PM CDTSevere Thunderstorm WarningGIDHarlan53 min
Jun 28, 9:10 PM CDTTornado WarningGIDClay30 min
Jun 28, 9:47 PM CDTTornado WarningGIDClay, Nuckolls28 min

Nearby

Tornado Warnings in Nebraska, 1987Every tornado warning in 1987Tornadoes 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.