Alert archive / South Dakota / Tornado Warnings in 1996

Tornado Warning 22, NWS Aberdeen, SD

June 14, 1996Corson County, Dewey County, South Dakota

NWS Aberdeen, SD issued this tornado warning at Jun 14, 1996, 10:56 PM MDT for Corson County, Dewey County, South Dakota. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 14, 1996, 10:56 PM MDT (04:56 UTC)
Expired: Jun 14, 1996, 11:45 PM MDT
In force: 49 min
Issued by: NWS Aberdeen, SD
Area: Whole counties

Counties Corson County, SD, Dewey County, SD

The radar

The Bismarck radar (KBIS), 150 km from the middle of the area, began a volume at 04:57 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Bismarck Municip, ND (KBIS), launched 00:00Z, 4.9 hours before the alert went out and 151 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: 1543 J/kg
Mixed-layer CIN: -25 J/kg
Mixed-layer LCL: 1593 m above ground
0-6 km bulk shear: 31 kt
0-1 km storm-relative helicity: 93 m²/s²
0-3 km storm-relative helicity: 295 m²/s²
Significant tornado parameter: 0.7
Supercell composite: 9.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KABR 150502 COR
TORABR
SDC031-041-150545-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD...CORRECTION TO REPLACE SEVERE
1156 PM CDT (1056 PM MDT) FRI JUN 14 1996  THUNDERSTORM WARNINGS

THE NATIONAL WEATHER SERVICE IN ABERDEEN SD HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1145 PM MDT (1245 AM CDT)
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTH CENTRAL SOUTH DAKOTA

   ...CENTRAL AND EASTERN CORSON COUNTY
   ...NORTHERN DEWEY COUNTY

AT 1054 PM MDT...A POSSIBLE TORNADO WAS REPORTED BY LAW ENFORCEMENT
OFFICIALS 37 MILES WEST OF MOBRIDGE OR 15 MILES SOUTH OF WALKER
MOVING EAST AT 25 MPH. THE TORNADO IS EXPECTED TO REMAIN IN RURAL
AREAS.
IF YOU ARE IN THE PATH OF THIS TORNADO...SEEK SHELTER IN A
BASEMENT. GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR
ROOM SUCH AS A CLOSET ON THE LOWEST FLOOR. USE BLANKETS...
PILLOWS OR CUSHIONS TO COVER YOUR :BODY. AVOID WINDOWS.


THIS WARNING REPLACES THE SEVERE THUNDERSTORM WARNINGS FOR CORSON AND
NORTHERN DEWEY COUNTIES.


DEE/WCT

The office that day

Everything else NWS Aberdeen, SD issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 14, 10:10 PM MDT	Severe Thunderstorm Warning	ABR	Corson	60 min
Jun 14, 10:34 PM MDT	Severe Thunderstorm Warning	ABR	Dewey	61 min
Jun 14, 11:21 PM MDT	Severe Thunderstorm Warning	ABR	Potter, Walworth	59 min
Jun 14, 11:21 PM MDT	Severe Thunderstorm Warning	ABR	Campbell	59 min
Jun 14, 11:45 PM MDT	Severe Thunderstorm Warning	ABR	Dewey, Stanley	50 min

Nearby

Tornado Warnings in South Dakota, 1996 Every tornado warning in 1996 Tornadoes in 1996

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; radar from the NEXRAD Level II archive.