Alert archive / Nebraska / Tornado Warnings in 1993

Tornado Warning 7, NWS Cheyenne, WY

June 6, 1993Box Butte County, Dawes County, Sheridan County, Nebraska

NWS Cheyenne, WY issued this tornado warning at Jun 6, 1993, 10:27 PM MDT for Box Butte County, Dawes County, Sheridan County, Nebraska. It was in force for 33 min.

The area

The counties it named.

The facts

Issued
Jun 6, 1993, 10:27 PM MDT (04:27 UTC)
Expired
Jun 6, 1993, 11:00 PM MDT
In force
33 min
Issued by
NWS Cheyenne, WY
Area
Whole counties

Counties Box Butte County, NE, Dawes County, NE, Sheridan County, NE

The nearest sounding before it

Rapid City, SD (KRAP), launched 00:00Z, 4.5 hours before the alert went out and 177 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, Rapid City, SD at 00:00Z on 1993-06-07Temperature 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, Rapid City, SD at 00:00Z on 1993-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 square meters per square second.1939587897Sfc1 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
978 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
141 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 KBFF 070427
TORBFF
NEC045-161-013-070500-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
1027 PM MDT SUN JUN 6 1993

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 1100 PM MDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE PANHANDLE OF NEBRASKA
      SOUTHEAST DAWES...WESTERN SHERIDAN...NORTHEAST BOX BUTTE

AT 1022 PM MDT A TORNADO WAS INDICATED BY RADAR TO BE 13 MILES
NORTHEAST OF HEMINGFORD OR 15 MILES NORTH OF ALLIANCE JUST SOUTH
OF THE DAWES AND BOX BUTTE COUNTY LINE.  THE TORNADO WAS MOVING
TO THE NORTHEAST AT 30 MPH AND WILL MOVE INTO WESTERN SHERIDAN
COUNTY.

TAKE SHELTER IN A BASEMENT IF AVAILABLE.  OTHERWISE GO TO A SMALL
INTERIOR ROOM ON THE LOWEST FLOOR.  STAY AWAY FROM WINDOWS.  ABANDON
CARS AND MOBILE HOMES.

IF YOU ARE CAUGHT OUTSIDE...FIND SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...TAKE SHELTER IN A CULVERTH...DITCH OR
LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

SALMONS

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, Jun 6, 9:23 PM MDT, 1 hour 4 minutes before
NEZ001-005-011-070430-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
923 PM MDT SUN JUN 6 1993

...STRONG THUNDERSTORMS MOVING THROUGH THE NORTH AND CENTRAL NEBRASKA
PANHANDLE...

AT 920 PM MDT...RADAR INDICATED STRONG THUNDERSTORMS MOVING THROUGH
SCOTTS BLUFF...SIOUX...BOX BUTTE...DAWES AND NORTHERN SHERIDAN COUNTIES
OF THE NEBRASKA PANHANDLE.  THE STRONGEST STORM WAS 30 MILES WEST OF
ALLIANCE OR 20 MILES NORTH OF SCOTTSBLUFF SOUTHEAST SIOUX COUNTY.
ANOTHER STRONG STORM WAS 10 MILES NORTHWEST OF CHADRON IN NORTHWEST
DAWES COUNTY.  ALL STORMS WERE MOVING TO THE NORTHEAST AT 30 MPH.

HEAVY RAIN...STRONG GUSTY WIND...SMALL HAIL AND DANGEROUS LIGHTING
ARE POSSIBLE WITH THESE STORM AS THEY MOVE ACROSS THE NORTHERN AND
CENTRAL PARTS OF THE NEBRASKA PANHANDLE UNTIL 1030 PM MDT.
SALMONS
Special weather statement, Jun 6, 9:24 PM MDT, 1 hour 3 minutes before
NEZ001-005-011-070430-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SCOTTSBLUFF NE
923 PM MDT SUN JUN 6 1993

...STRONG THUNDERSTORMS MOVING THROUGH THE NORTH AND CENTRAL NEBRASKA
PANHANDLE...

AT 920 PM MDT...RADAR INDICATED STRONG THUNDERSTORMS MOVING THROUGH
SCOTTS BLUFF...SIOUX...BOX BUTTE...DAWES AND NORTHERN SHERIDAN COUNTIES
OF THE NEBRASKA PANHANDLE.  THE STRONGEST STORM WAS 30 MILES WEST OF
ALLIANCE OR 20 MILES NORTH OF SCOTTSBLUFF SOUTHEAST SIOUX COUNTY.
ANOTHER STRONG STORM WAS 10 MILES NORTHWEST OF CHADRON IN NORTHWEST
DAWES COUNTY.  ALL STORMS WERE MOVING TO THE NORTHEAST AT 30 MPH.

HEAVY RAIN...STRONG GUSTY WIND...SMALL HAIL AND DANGEROUS LIGHTING
ARE POSSIBLE WITH THESE STORM AS THEY MOVE ACROSS THE NORTHERN AND
CENTRAL PARTS OF THE NEBRASKA PANHANDLE UNTIL 1030 PM MDT.
SALMONS
Special weather statement, Jun 6, 9:26 PM MDT, 1 hour 1 minute before
WYZ066-067-069-071-072-070400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
926 PM MDT SUN JUN 6 1993

...STRONG THUNDERSTORMS CONTINUE TO DEVELOP IN SOUTHEAST WYOMING THIS
EVENING...

AT 920 PM MDT...STRONG THUNDERSTORMS WERE SCATTERED ABOUT SOUTHEAST
WYOMING.  ONE STRONG STORM WAS LOCATED 5 MILES SOUTHEAST OF LARAMIE.
ANOTHER STRONG STORM WAS LOCATED ABOUT 15 MILES NORTHWEST OF CHEYENNE.
ALL STORMS WERE MOVING NORTH AROUND 35 MPH.

PEOPLE IN SOUTHEAST WYOMING SHOULD BE ON THE LOOKOUT FOR SMALL HAIL
AND LOCALLY HEAVY RAIN WITH THESE STORMS.  GO INSIDE IF THREATENING
WEATHER APPROACHES.

WCJIN-WYSE
DJV
Special weather statement, Jun 6, 9:26 PM MDT, 1 hour 1 minute before
WYZ066-067-069-071-072-070400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
926 PM MDT SUN JUN 6 1993

...STRONG THUNDERSTORMS CONTINUE TO DEVELOP IN SOUTHEAST WYOMING THIS
EVENING...

AT 920 PM MDT...STRONG THUNDERSTORMS WERE SCATTERED ABOUT SOUTHEAST
WYOMING.  ONE STRONG STORM WAS LOCATED 5 MILES SOUTHEAST OF LARAMIE.
ANOTHER STRONG STORM WAS LOCATED ABOUT 15 MILES NORTHWEST OF CHEYENNE.
ALL STORMS WERE MOVING NORTH AROUND 35 MPH.

PEOPLE IN SOUTHEAST WYOMING SHOULD BE ON THE LOOKOUT FOR SMALL HAIL
AND LOCALLY HEAVY RAIN WITH THESE STORMS.  GO INSIDE IF THREATENING
WEATHER APPROACHES.

WCJIN-WYSE
DJV
Special weather statement, Jun 6, 10:08 PM MDT, 19 minutes before
WYZ069-070-070445-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1008 PM MDT SUN JUN 6 1993

...STRONG THUNDERSTORMS WERE DEVELOPING IN WESTERN GOSHEN COUNTY OF
SOUTHEAST WYOMING...

AT 1005 PM MDT...RADAR INDICATED A STRONG THUNDERSTORM ABOUT 25 MILES
SOUTHWEST OF TORRINGTON.  ANOTHER STRONG STORM WAS LOCATED ABOUT 35
MILES SOUTHWEST OF TORRINGTON.  THE STORMS WERE MOVING NORTH-NORTHEAST
AT 35 MPH.

THESE THUNDERSTORMS WILL PRODUCE HEAVY RAIN...HAIL...AND DANGEROUS
LIGHTNING.  PEOPLE IN GOSHEN COUNTY SHOULD BE AWARE OF THESE STORMS.
IF THREATENING WEATHER APPROACHES...MOVE TO A SAFE SHELTER.

WCJIN-WYSE
DJV
Special weather statement, Jun 6, 10:08 PM MDT, 19 minutes before
WYZ069-070-070445-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHEYENNE WY
1008 PM MDT SUN JUN 6 1993

...STRONG THUNDERSTORMS WERE DEVELOPING IN WESTERN GOSHEN COUNTY OF
SOUTHEAST WYOMING...

AT 1005 PM MDT...RADAR INDICATED A STRONG THUNDERSTORM ABOUT 25 MILES
SOUTHWEST OF TORRINGTON.  ANOTHER STRONG STORM WAS LOCATED ABOUT 35
MILES SOUTHWEST OF TORRINGTON.  THE STORMS WERE MOVING NORTH-NORTHEAST
AT 35 MPH.

THESE THUNDERSTORMS WILL PRODUCE HEAVY RAIN...HAIL...AND DANGEROUS
LIGHTNING.  PEOPLE IN GOSHEN COUNTY SHOULD BE AWARE OF THESE STORMS.
IF THREATENING WEATHER APPROACHES...MOVE TO A SAFE SHELTER.

WCJIN-WYSE
DJV

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 11:15 PM MDTSevere Thunderstorm WarningCYSSheridan30 min
Jun 6, 11:43 PM MDTSevere Thunderstorm WarningCYSSioux40 min

Nearby

Tornado Warnings in Nebraska, 1993Every tornado warning in 1993Tornadoes in 1993

Sources

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