Alert archive / Nebraska / Tornado Warnings in 1986

Tornado Warning 22, NWS Hastings, NE

July 24, 1986Hall County, Nebraska

NWS Hastings, NE issued this tornado warning at Jul 24, 1986, 3:55 PM CDT for Hall County, Nebraska. It was in force for 15 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 24, 1986, 3:55 PM CDT (20:55 UTC)
Expired
Jul 24, 1986, 4:10 PM CDT
In force
15 min
Issued by
NWS Hastings, NE
Area
Whole counties

County Hall County, NE

The radar

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

What was reported inside it

TimeReportWhereRemark
Jul 24, 4:00 PM CDTTornado F1Hall, NE

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

N. Platte/Lee Bi, NE (KLBF), launched 12:00Z, 8.9 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, N. Platte/Lee Bi, NE at 12:00Z on 1986-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 688 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 1986-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -15 square meters per square second.1939Sfc1 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
688 J/kg
Mixed-layer CIN
-309 J/kg
Mixed-layer LCL
1749 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
-15 m²/s²
0-3 km storm-relative helicity
32 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 KGRI 242055
TORGRI
NEC079-242130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING
NATIONAL WEATHER SERVICE GRAND ISLAND NE
355 PM CDT THU JUL 24 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 430 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY OF

SOUTH CENTRAL NEBRASKA...HALL

AT 350 PM CDT A FUNNEL CLOUD WAS REPORTED 5 MILES NORTHWEST OF
GRAND ISLAND NEBRASKA MOVING TO THE EAST AT 35 MPH

PERSONS IN THE WARNED AREA SHOULD TAKE SHELTER IN A BASEMENT IF
AVAILABLE.  OTHERWISE GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR.  CARS AND MOBILE HOMES SHOULD BE ABANDONED.

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

IF YOU ARE CAUGHT IN THE OPEN..TRY TO HIDE IN A DEPRESSION LIKE
A DITCH OR CULVERT.

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

IN ADDITION TO THE THREAT OF TORNADOES..LARGE HAIL..DANGEROUS
LIGHTNING AND VERY HEAVY RAIN ARE LIKELY WITH THIS STORM.

TIGNOR

What forecasters said that day

The local office's own words before this tornado 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, Jul 24, 2:55 PM CDT, 1 hour before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GRAND ISLAND NE
250 PM CDT THU JULY 24 1986

AT 250 PM INTENSE THUNDERSTORMS WERE SCATTERED FROM THE VICINITY OF
KEARNEY NORTHWARD TO NEAR PLEASANTON.  THESE STORM WILL MOVE NORTH
EASTWARD THROUGH EASTERN BUFFALO AND SOUTHERN SHERMAN COUNTIES
BETWEEN NOW AND 3 30 PM.  PERSONS IN THOSE AREA SHOULD REMAIN ALERT
FOR THE POSSIBLE DEVELOPMENT OF SEVERE WEATHER AND LISTEN TO
RADIO...TV..OR NATIONAL WEATHER SERVICE RADIO FOR THE LASTEST
STATEMENTS OR WARNINGS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 3:13 PM CDTSevere Thunderstorm WarningGIDBuffalo, Hall, Howard, Sherman47 min
Jul 24, 5:03 PM CDTSevere Thunderstorm WarningGIDNance27 min

Nearby

Tornado Warnings in Nebraska, 1986Every tornado warning in 1986Tornadoes in 1986

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.