Alert archive / Nebraska / Tornado Warnings in 1987

Tornado Warning 10, NWS Hastings, NE

June 28, 1987Clay County, Nuckolls County, Nebraska

NWS Hastings, NE issued this tornado warning at Jun 28, 1987, 9:47 PM CDT for Clay County, Nuckolls County, Nebraska. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Jun 28, 1987, 9:47 PM CDT (02:47 UTC)
Expired
Jun 28, 1987, 10:15 PM CDT
In force
28 min
Issued by
NWS Hastings, NE
Area
Whole counties

Counties Clay County, NE, Nuckolls 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

Omaha, NE (KOAX), launched 00:00Z, 2.8 hours before the alert went out and 178 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, Omaha, NE at 00:00Z on 1987-06-29Temperature 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, Omaha, NE at 00:00Z on 1987-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 87 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
3582 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
87 m²/s²
0-3 km storm-relative helicity
159 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 KGRI 290249
TORGRI
NEC035-129-290315-

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

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1015 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES OF

SOUTH CENTRAL NEBRASKA...SOUTHERN CLAY AND NORTHERN NUCKOLLS

AT 945 PM CDT A TORNADO WAR REPORTED BY THE PUBLIC 1 MILE NORTH AND
1 MILE WEST OF EDGAR NEBRASKA MOVING EAST AT 30 MPH.

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, 8:42 PM CDTTornado WarningGIDFurnas33 min
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

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.