Alert archive / Nebraska / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 21, NWS Hastings, NE

June 28, 1987Greeley County, Nance County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Jun 28, 1987, 5:51 PM CDT for Greeley County, Nance County, Nebraska. It was in force for 69 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
Jun 28, 1987, 5:51 PM CDT (22:51 UTC)
Expired
Jun 28, 1987, 7:00 PM CDT
In force
69 min
Issued by
NWS Hastings, NE
Area
Whole counties

Counties Greeley County, NE, Nance 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
Jun 28, 6:30 PM CDTHail 2.75Nance, 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

Omaha, NE (KOAX), launched 12:00Z, 10.9 hours before the alert went out and 158 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 12:00Z on 1987-06-28Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 12:00Z on 1987-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 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
3603 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
3 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 282251
SVRGRI
NEC077-125-290000-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE GRAND ISLAND NE
551 PM CDT SUN JUN 28 1987

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

CENTRAL NEBRASKA...EXTREME SOUTHEAST GREELEY AND NANCE

AT 540 PM A SEVERE THUNDERSTORM WAS JUST NORTHEAST OF WOLBACH
MOVING TO THE EAST SOUTHEAST AT 35 MPH.

THIS SEVERE THUNDERSTORM WAS PRODUCING HAIL ONE INCH IN DIAMTER
AND WAS REPORTED BY THE PUBLIC AND INDICATED BY RADAR.

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

THIS SEVERE THUNDERSTORM MAY PRODUCE LARGE HAIL GREATER THAN 3/4
INCH IN DIAMETER AND DESTRUCTIVE WINDS OF 80 TO 100 MPH.  SO GET
INTO A SAFE BUILDING AWAY FROM WINDOWS OR GLASS DOORS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 9:11 PM CDTSevere Thunderstorm WarningGIDBuffalo64 min
Jun 27, 11:05 PM CDTSevere Thunderstorm WarningGIDFurnas, Harlan, Phelps55 min
Jun 27, 11:31 PM CDTTornado WarningGIDNuckolls, Webster29 min
Jun 28, 6:05 PM CDTTornado WarningGIDNance25 min
Jun 28, 6:43 PM CDTSevere Thunderstorm WarningGIDNance62 min

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.