Alert archive / Nebraska / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 4, NWS Cheyenne, WY

June 4, 1992Morrill County, Nebraska

NWS Cheyenne, WY issued this severe thunderstorm warning at Jun 4, 1992, 6:25 PM MDT for Morrill County, Nebraska. It was in force for 65 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 4, 1992, 6:25 PM MDT (00:25 UTC)
Expired: Jun 4, 1992, 7:30 PM MDT
In force: 65 min
Issued by: NWS Cheyenne, WY
Area: Whole counties

County Morrill County, NE

What was reported inside it

Time	Report	Where	Remark
Jun 4, 6:42 PM MDT	Hail 1.75	Morrill, 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

Denver, CO (KDEN), launched 00:00Z, 0.4 hours before the alert went out and 206 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: 227 J/kg
Mixed-layer CIN: -30 J/kg
Mixed-layer LCL: 2536 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 45 m²/s²
0-3 km storm-relative helicity: 83 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KBFF 050033 COR
SVRBFF
NEC123-050130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED...CORRECTION
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
625 PM MDT THU JUN 4 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM
WARNING EFFECTIVE UNTIL 730 PM MDT FOR PEOPLE IN THE FOLLOWING
COUNTY

   IN THE PANHANDLE OF NEBRASKA
      MORRILL

AT 623 PM MDT A SEVERE THUNDERSTORM WAS INDICATED BY RADAR 20 MILES
SOUTHEAST OF SCOTTSBLUFF OR 5 MILES NORTHWEST OF BRIDGEPORT.

THIS STORM IS LIKELY PRODUCING LARGE HAIL AND WILL MOVE OVER
BRIDGEPORT.

IF THREATENING WEATHER APPROACHES...TAKE SHELTER INSIDE A REINFORCED
BUILDING.  STAY AWAY FROM WINDOWS.  A BASEMENT...INTERIOR HALLWAY...
OR A ROOM ON THE LOWEST FLOOR IS THE SAFEST PLACE IN MOST BUILDINGS.
MOTORISTS SHOULD AVOID LOW WATER CROSSINGS.

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

KYLE

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Jun 4, 4:46 PM MDT, 1 hour 39 minutes before

NEZ001-005-011-042330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
446 PM MDT THU JUN 4 1992

...THUNDERSTORMS OVER THE WESTERN NEBRASKA PANHANDLE...

AT 442 PM MDT...RADAR INDICATED THUNDERSTORMS FROM 15 MILES NORTHWEST
TO 20 MILES SOUTH OF SCOTTSBLUFF...IN SCOTTS BLUFF AND BANNER COUNTIES.
OTHER SHOWERS WERE SCATTERED OVER SCOTTS BLUFF AND BANNER COUNTIES.

THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AROUND 15 MPH.

DANGEROUS LIGHTNING...BRIEF HEAVY RAIN...SMALL HAIL AND STRONG WIND ARE
POSSIBLE IN SCOTTS BLUFF...BANNER AND WESTERN MORRILL COUNTIES UNTIL
AROUND 530 PM MDT.
KYLE

Special weather statement, Jun 4, 5:29 PM MDT, 56 minutes before

NEZ001-005-011-050030-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
529 PM MDT THU JUN 4 1992

...THUNDERSTORMS OVER THE WESTERN NEBRASKA PANHANDLE...

AT 525 PM MDT...RADAR INDICATED THUNDERSTORMS FROM THE CITY OF
SCOTTSBLUFF TO 20 MILES EAST OF SCOTTSBLUFF.  OTHER THUNDERSTORMS WERE
OVER SIOUX COUNTY...27 MILES NORTH OF SCOTTSBLUFF OR 24 MILES SOUTH OF
HARRISON.  THE STRONGEST STORM WAS OVER THE CITY OF SCOTTSBLUFF.

THE SHOWERS AND THUNDERSTORMS WERE MOVING EAST AROUND 15 MPH.

DANGEROUS LIGHTNING...BRIEF HEAVY RAIN...SMALL HAIL AND STRONG WIND ARE
POSSIBLE IN SCOTTS BLUFF...SIOUX AND MORRILL COUNTIES UNTIL AROUND
630 PM MDT.
KYLE

The office that day

Everything else NWS Cheyenne, WY issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 4, 7:14 PM MDT	Severe Thunderstorm Warning	CYS	Cheyenne, Morrill	61 min
Jun 4, 7:46 PM MDT	Severe Thunderstorm Warning	CYS	Cheyenne	59 min
Jun 4, 8:18 PM MDT	Severe Thunderstorm Warning	CYS	Cheyenne, Deuel	42 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.