Alert archive / South Dakota / Tornado Warnings in 1992

Tornado Warning 5, NWS Sioux Falls, SD

June 15, 1992Union County, South Dakota

NWS Sioux Falls, SD issued this tornado warning at Jun 15, 1992, 9:40 PM CDT for Union County, South Dakota. It was in force for 15 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, 9:40 PM CDT (02:40 UTC)
Expired
Jun 15, 1992, 9:55 PM CDT
In force
15 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Union County, SD

What was reported inside it

TimeReportWhereRemark
Jun 15, 9:45 PM CDTHail 2.75Union, SD

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, 2.7 hours before the alert went out and 170 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, Omaha, NE at 00:00Z on 1992-06-16Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Omaha, NE at 00:00Z on 1992-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 192 square meters per square second.19395878Sfc1 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
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 KSUX 160240
TORSUX
SDC127-160300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED/EBS ACTIVATION REQUESTED 
TORNADO WARNING 
NATIONAL WEATHER SERVICE SIOUX CITY IA
940 PM CDT MON JUN 15 1992

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING 
EFFECTIVE UNTIL 1000 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTY

   IN THE SOUTHEAST PART OF SOUTH DAKOTA
      EXTREME NORTHWEST UNION

AT 937 PM CDT A FUNNEL CLOUD WAS REPORTED BY THE UNION COUNTY
SOUTH DAKOTA CIVIL DEFENSE AT 6 MILES SOUTH OF BERESFORD SOUTH
DAKOTA. MOVEMENT WAS NORTHEAST AT 35 MILES AN HOUR

THE THUNDERSTORM WILL MOVE INTO BERESFORD SOUTH DAKOTA SHORTLY.

THIS IS A DANGEROUS STORM. TAKE COVER IMMEDIATELY. IF YOU ARE IN A
STRONG BUILDING GO TO AN INTERIOR ROOM ON THE LOWEST FLOOR. AVOID
WINDOWS. ABANDON CARS AND MOBILE HOMES FOR A REINFORCED BUILDING OR
GET INTO A DITCH OR DEPRESSION...COVER YOUR HEAD WITH YOUR HANDS.

ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR REPORTS OF
SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE.

HOPPES

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 15, 5:00 PM CDT, 4 hours 40 minutes before
SDZ010-011-016-162155-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HURON SD
455 PM CDT MON JUN 15 1992

AT 455 PM CDT...SCATTERED THUNDERSTORMS CONTINUED OVER CENTRAL AND
EAST CENTRAL SOUTH DAKOTA...WITH THE STRONGEST THUNDERSTORMS OVER
SOUTH CENTRAL HAND COUNTY.  OTHER STRONG THUNDERSTORMS WERE LOCATED
5 MILES SOUTHEAST OF HURON...OVER FAULKTON...5 MILES NORTHEAST OF
WESSINGTON...AND 10 MILES SOUTHEAST OF AGAR.

MOVEMENT WAS NORTH AT 25 MILES AN HOUR.

THE THUNDERSTORMS WERE EXPECTED TO REMAIN BELOW SEVERE LEVELS FOR THE
TIME BEING...HOWEVER IF THREATENING WEATHER APPROACHES...BE READY TO
TAKE SHELTER.

STOREY
Special weather statement, Jun 15, 5:26 PM CDT, 4 hours 14 minutes before
SDZ012-017-108-019-020-152330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
425 PM CDT MON JUN 15 1992

...A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 10 PM CDT FOR CENTRAL
AND NORTHEAST SOUTH DAKOTA...

THE EAST CENTRAL BORDER AREA OF SOUTH DAKOTA INCLUDING BROOKINGS...
MADISON...AND FLANDREAU REMAIN UNDER A SEVERE THUNDERSTORM WATCH UNTIL
10 PM CDT.  THUNDERSTORMS WERE OCCURRING TO THE NORTHWEST OF THIS AREA
AND A NORTHWARD MOVEMENT WILL KEEP THEM OUT OF THE EXTREME EAST CENTRAL.

THUNDERSTORMS HAD DEVELOPED AFTER 5 PM IN HUTCHINSON AND DOUGLAS COUNTIES
INCLUDING ARMOUR...PARKSTON AND TRIPP.  THE ATMOSPHERE IS VERY UNSTABLE
AND RAPID DEVELOPMENT OF THUNDERSTORMS WILL OCCUR DURING THE EVENING.
PEOPLE IN EASTERN SOUTH DAKOTA NEED TO BE WATCHFULL THIS EVENING.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS THAT CONDITIONS ARE
FAVORABLE FOR SEVERE THUNDERSTORMS TO DEVELOP. IF YOU OBSERVE A
THUNDERSTORM APPROACHING YOUR AREA...SEEK SHELTER IMMEDIATELY
INSIDE A REINFORECED BUILDING.

UMLAND
Special weather statement, Jun 15, 5:55 PM CDT, 3 hours 45 minutes before
SDZ012-017-108-019-020-152330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
553 PM CDT MON JUN 15 1992

...A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 10 PM CDT FOR CENTRAL
AND NORTHEAST SOUTH DAKOTA...

THE EAST CENTRAL BORDER AREA OF SOUTH DAKOTA INCLUDING BROOKINGS...
MADISON...AND FLANDREAU REMAIN UNDER A SEVERE THUNDERSTORM WATCH UNTIL
10 PM CDT.  STRONG THUNDERSTORMS WERE OCCURRING TO THE NORTHWEST OF
EXTREME EAST CENTRAL SOUTH DAKOTA AND A NORTHWARD MOVEMENT WILL KEEP
THESE THUNDERSTORMS OUT OF THE EXTREME EAST CENTRAL.

HOWEVER A STRONG THUNDERSTORM WAS DEVELOPING 20 MILES NORTHWEST OF
YANKTON NEAR SCOTLAND AND IS EXPECTED TO MOVE NORTH AT 20 MPH. VERY
HEAVY RAIN...SMALL HAIL AND STRONG GUSTY WINDS AROUND 35 MPH CAN BE
EXPECTED WITH THIS THUNDERSTORM. THE BRUNT OF THIS STORM JUST WEST OF
SCOTLAND AT 5 50 PM CDT IN EXTREME NORTHERN BON HOMME COUNTY IS
EXPECTED TO MOVE INTO SOUTH CENTRAL HUTCHISON COUNTY B7Y 6 10 PM JUST
EAST OF TRIPP. PERSONS IN NORTHERN BON HOMME COUNTY AND SOUTHERN
HUTCHISON COUNTIES ARE ADVISED TO KEEP ALERT AND BE READY TO
TAKE SHELTER IN A REINFORCED BUILDING SHOULD THREATENING WEATHER
APPROACH YOUR AREA.

BIER
Special weather statement, Jun 15, 6:18 PM CDT, 3 hours 22 minutes before
SDZ012-017-108-019-020-152330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
618 PM CDT MON JUN 15 1992

...A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 10 PM CDT FOR CENTRAL
AND NORTHEAST SOUTH DAKOTA...

A STRONG THUNDERSTORM 30 MILES NORTHWEST OF YANKTON NEAR OLIVET
WAS MOVING NORTHWARD ACROSS CENTRAL HUTICHISON COUNTY AT 25 MPH. VERY
HEAVY RAIN...SMALL HAIL AND STRONG GUSTY WINDS AROUND 35 MPH CAN BE
EXPECTED WITH THIS THUNDERSTORM. THE BRUNT OF THIS STORM JUST WEST OF
OLIVET AT 615 PM CDT IS EXPECTED TO REACH THE TOWNS OF WOLF CREEK
AND TSCHETTER COLONY BY 625 PM AND BE NEAR THE CLAYTON AND MILLTOWN
AREAS BY 630 PM CDT.

PERSONS IN HUTCHISON COUNTY...ESPECIALLY CENTRAL AND NORTH CENTRAL
PARTS OF THE COUNTY ARE ADVISED TO KEEP ALERT AND BE READY TO
TAKE SHELTER IN A REINFORCED BUILDING SHOULD THREATENING WEATHER
APPROACH YOUR AREA.

BIER
Special weather statement, Jun 15, 6:35 PM CDT, 3 hours 5 minutes before
SDZ012-017-018-019-020-152330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
633 PM CDT MON JUN 15 1992

...A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 10 PM CDT FOR CENTRAL
AND NORTHEAST SOUTH DAKOTA...

AT 630 PM AN AREA OF STRONG THUNDERSTORMS WAS DEVELOPING 25 TO 50 MPH
NORTH OF YANKTON IN AN AREA APPROXIMATELY BOUNDED BY THE TOWNS OF
ALEXANDRIA IN CENTRAL HANSON COUNTY...CLAYTON IN NORTHEAST HUTCHISON AND
MARION IN NORTHWEST TURNER COUNTY. THE STORMS WERE MOVING TO THE NORTH
AT 25 MPH AND ARE CAPABLE OF PRODUCING VERY HEAVY RAIN...PEA SIZED HAIL
AND GUSTY WINDS AROUND 35 MPH.

PERSONS IN NORTHEAST HUTCHISON...NORTHWEST TURNER...HANSON AND MCCOOK
COUNTIES OF SOUTHE]AST SOUTH DAKOTA SHOULD REMAIN ALERT TO THE
POSSIBILITY OF SEVERE WEATHER AND BE PREPARED TO TAKE SHELTER IN A
REINFORCED BUILDING SHOULD THREATENING WEATHER APPROACH YOUR AREA.

BIER
Special weather statement, Jun 15, 8:38 PM CDT, 1 hour 2 minutes before
IAZ001-004-005-040830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX CITY IA
838 PM CDT MON JUN 15 1992

...A TORNADO WATCH IS IN EFFECT FOR THE SIOUXLAND AREA UNTIL 1 AM CDT...

NO THUNDERSTORMS WERE LOCATED IN THE SIOUXLAND AREA AT 835 PM....
HOWEVER STRONG THUNDERSTORMS WERE LOCATED ACROSS NORTHEAST NEBRASKA.
SHOWERS WERE ALSO LOCATED 25 MILES WEST OF SIOUX CITY. MOVEMENT WAS
NORTHEAST AT 30 MILES AN HOUR.

STRONG STORMS WILL BE POSSIBLE ACROSS THE SIOUXLAND AREA THIS EVENING.
IF THREATENING APPROACHES...YOU SHOULD MOVE TO A SAFE PLACE QUICKLY.

HOPPES

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 8:08 PM CDTSevere Thunderstorm WarningFSDMoody37 min
Jun 15, 9:22 PM CDTSevere Thunderstorm WarningFSDClay, Yankton53 min
Jun 15, 10:19 PM CDTSevere Thunderstorm WarningFSDMinnehaha41 min
Jun 15, 11:00 PM CDTSevere Thunderstorm WarningFSDMoody30 min
Jun 16, 1:03 PM CDTSevere Thunderstorm WarningFSDCharles Mix27 min
Jun 16, 1:10 PM CDTSevere Thunderstorm WarningFSDAurora35 min
Jun 16, 1:54 PM CDTTornado WarningFSDAurora, Davison36 min
Jun 16, 2:32 PM CDTTornado WarningFSDDavison, Hanson43 min
Jun 16, 4:33 PM CDTSevere Thunderstorm WarningFSDBrookings57 min
Jun 16, 4:49 PM CDTTornado WarningFSDBrookings41 min
Jun 16, 5:34 PM CDTSevere Thunderstorm WarningFSDBrookings13 min
Jun 16, 5:58 PM CDTSevere Thunderstorm WarningFSDTripp32 min
Jun 16, 6:30 PM CDTSevere Thunderstorm WarningFSDBrookings30 min
Jun 16, 6:50 PM CDTSevere Thunderstorm WarningFSDGregory25 min

Nearby

Tornado Warnings in South Dakota, 1992Every tornado warning in 1992Tornadoes 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.