Alert archive / Nebraska / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 2, NWS Hastings, NE

April 17, 19864 counties in Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Apr 17, 1986, 5:53 PM CST for 4 counties in Nebraska. It was in force for 57 min. 4 reports 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
Apr 17, 1986, 5:53 PM CST (23:53 UTC)
Expired
Apr 17, 1986, 6:50 PM CST
In force
57 min
Issued by
NWS Hastings, NE
Area
Whole counties

Counties Dawson County, NE, Furnas County, NE, Gosper County, NE, Phelps 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
Apr 17, 6:00 PM CSTThunderstorm Wind 0Gosper, NE
Apr 17, 6:15 PM CSTThunderstorm Wind 61Furnas, NE
Apr 17, 6:15 PM CSTThunderstorm Wind 61Furnas, NE
Apr 17, 6:35 PM CSTHail 1.5Furnas, 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, 11.9 hours before the alert went out and 99 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 1986-04-17Temperature 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, N. Platte/Lee Bi, NE at 12:00Z on 1986-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 223 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
NaN m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
223 m²/s²
0-3 km storm-relative helicity
222 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 172353
SVRGRI
NEC047-065-073-137-180050-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GRAND ISLAND NE
553 PM CST THU APR 17 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 650 PM CST FOR PEOPLE IN THE FOLLOWING 
COUNTIES OF

SOUTH CENTRAL NEBRASKA...CENTRAL EAST DAWSON...FURNAS...GOSPER AND 
 WESTERN PHELPS

AT 550 PM CST A LINE OF THUNDERSTORMS FROM JUST NORTHEAST OF COZARD
TO THE SOUTHWEST CORNER OF FURNAS COUNTY NEB.
MOVING TO THE NORTHEAST AT 30 MPH.

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

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

 SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 60 MPH
 ..LARGE HAIL GREATER THAN 3/4 INCH IN DIAMETER..DEADLY LIGHTNING
 AND VERY HEAVY RAIN THAT CAN FL)OOD A LOW LYING AREA QUICKLY.

TIGNOR

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 17, 5:00 PM CSTSevere Thunderstorm WarningGIDDawson60 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1986Every severe thunderstorm warning 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.