Alert archive / South Dakota / Tornado Warnings in 1992

Tornado Warning 9, NWS Sioux Falls, SD

June 16, 1992Brookings County, South Dakota

NWS Sioux Falls, SD issued this tornado warning at Jun 16, 1992, 4:49 PM CDT for Brookings County, South Dakota. It was in force for 41 min.

The area

The counties it named.

The facts

Issued: Jun 16, 1992, 4:49 PM CDT (21:49 UTC)
Expired: Jun 16, 1992, 5:30 PM CDT
In force: 41 min
Issued by: NWS Sioux Falls, SD
Area: Whole counties

County Brookings County, SD

The nearest sounding before it

Aberdeen, SD (KHON), launched 12:00Z, 9.8 hours before the alert went out and 140 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: NaN m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 55 m²/s²
0-3 km storm-relative helicity: 54 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFSD 162150
TORFSD
SDC011-162230-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
449 PM CDT TUE JUN 16 1992
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  530 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN EAST CENTRAL SOUTH DAKOTA
 
   ...BROOKINGS COUNTY
 
AT 445 PM A TORNADO WAS REPORTED JUST WEST OF ARLINGTON IN KINGSBURY
COUNTY OR ABPOUT 20 MILES WEST OF BROOKINGS. IT WILL BE MOVING INTO
BROOKINGS COUNTY IN THE NEXT FEW MINUTES.
THEREFORE, THE SEVERE THUNDERSTORM WARNING FOR BROOKINGS COUNTY HAS BEEN
UPGRADED TO A TORNADO WARNING.
 
THE TOWN OF BRUCE IS MOST THREATENED. PEOPLE IN BROOKINGS MAY ALSO BE
THREATENED BY THIS STORM. IT WILL MOVE INTO BRUCE OR BROOKINGS AREA
BETWEEN 515 PM AND 530 PM.
 
THIS IS A DANGEROUS STORM.  MOVE QUICKLY TO UNDERGROUND SHELTER IF
AVAILABLE.  OTHERWISE...GO TO AN INTERIOR ROOM ON THE LOWEST FLOOR AN
AVOID WINDOWS.1  ABANDON CARS AND MOBILE HOMES FOR A STURDY BUILDING.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 8:08 PM CDT	Severe Thunderstorm Warning	FSD	Moody	37 min
Jun 15, 9:22 PM CDT	Severe Thunderstorm Warning	FSD	Clay, Yankton	53 min
Jun 15, 9:40 PM CDT	Tornado Warning	FSD	Union	15 min
Jun 15, 10:19 PM CDT	Severe Thunderstorm Warning	FSD	Minnehaha	41 min
Jun 15, 11:00 PM CDT	Severe Thunderstorm Warning	FSD	Moody	30 min
Jun 16, 1:03 PM CDT	Severe Thunderstorm Warning	FSD	Charles Mix	27 min
Jun 16, 1:10 PM CDT	Severe Thunderstorm Warning	FSD	Aurora	35 min
Jun 16, 1:54 PM CDT	Tornado Warning	FSD	Aurora, Davison	36 min
Jun 16, 2:32 PM CDT	Tornado Warning	FSD	Davison, Hanson	43 min
Jun 16, 4:33 PM CDT	Severe Thunderstorm Warning	FSD	Brookings	57 min
Jun 16, 5:34 PM CDT	Severe Thunderstorm Warning	FSD	Brookings	13 min
Jun 16, 5:58 PM CDT	Severe Thunderstorm Warning	FSD	Tripp	32 min
Jun 16, 6:30 PM CDT	Severe Thunderstorm Warning	FSD	Brookings	30 min
Jun 16, 6:50 PM CDT	Severe Thunderstorm Warning	FSD	Gregory	25 min

Nearby

Tornado Warnings in South Dakota, 1992 Every tornado warning in 1992 Tornadoes 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; the sounding from the Mesonet's radiosonde archive.