Alert archive / Nebraska / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 21, NWS Hastings, NE

June 15, 1992Hamilton County, Merrick County, Nebraska

NWS Hastings, NE issued this severe thunderstorm warning at Jun 15, 1992, 7:50 PM CDT for Hamilton County, Merrick County, Nebraska. It was in force for 25 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 15, 1992, 7:50 PM CDT (00:50 UTC)
Expired: Jun 15, 1992, 8:15 PM CDT
In force: 25 min
Issued by: NWS Hastings, NE
Area: Whole counties

Counties Hamilton County, NE, Merrick County, NE

What was reported inside it

Time	Report	Where	Remark
Jun 15, 7:55 PM CDT	Tornado F2	Hamilton, 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 00:00Z, 0.8 hours before the alert went out and 143 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 3614 m above ground
0-6 km bulk shear: 36 kt
0-1 km storm-relative helicity: 192 m²/s²
0-3 km storm-relative helicity: 346 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 160050
SVRGRI
NEC081-121-160115-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE GRAND ISLAND NE
750 PM CDT MON JUN 15 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 815 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTH CENTRAL PART OF NEBRASKA
      NORTHERN HAMILTON...

   IN THE CENTRAL PART OF NEBRASKA
      EASTERN MERRICK...

AT 745 PM CDT...RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES
EAST OF GRAND ISLAND MOVING TO THE NORTHEAST AT 30 MPH.
THE TORNADO WARNING ISSUED EARLIER FOR EASTERN HALL AND NORTHWEST
HAMILTON HAS EXPIRED AND WILL NOT BE REISSUED.
THIS STORM HAS WEAKENED SLIGHTLY...BUT IS STILL SEVERE AND IS
MOVING INTO NORTHERN HAMILTON COUNTY TOWARD THE TOWN OF MARQUETTE.

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.  REMEMBER
THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE
OR NO ADVANCE WARNING.  LISTEN FOR LATER STATEMENTS AND WARNINGS.

THESE STORMS CAN AND OCCASIONALLY DO PRODUCE A TORNADO WITH LITTLE
ADVANCE WARNING...SO BE ON THE LOOKOUT.  SEEK SHELTER IN A STRONG
BUILDING AND BE PREPARED TO MOVE TO A BASEMENT OR AN INTERIOR ROOM.%

 DAS

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 7:41 PM CDT	Tornado Warning	GID	Polk	34 min
Jun 15, 8:05 PM CDT	Tornado Warning	GID	Hamilton, Polk, York	25 min

Nearby

Severe Thunderstorm Warnings in Nebraska, 1992 Every severe thunderstorm warning in 1992

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.