Alert archive / South Dakota / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 29, NWS Sioux Falls, SD

June 15, 1992Moody County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 15, 1992, 11:00 PM CDT for Moody County, South Dakota. It was in force for 30 min.

The area

The counties it named.

The facts

Issued
Jun 15, 1992, 11:00 PM CDT (04:00 UTC)
Expired
Jun 15, 1992, 11:30 PM CDT
In force
30 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Moody County, SD

The nearest sounding before it

Aberdeen, SD (KHON), launched 00:00Z, 4.0 hours before the alert went out and 168 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, Aberdeen, SD at 00:00Z on 1992-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1328 joules per kilogram.LCLLFCEL10008507005003002001001 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, Aberdeen, SD at 00:00Z on 1992-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 284 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
1328 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
1311 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
284 m²/s²
0-3 km storm-relative helicity
393 m²/s²
Significant tornado parameter
2.1
Supercell composite
4.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFSD 160401
SVRFSD
SDC101-160430-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1100 PM CDT MON JUN 15 1992
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1130 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN EAST CENTRAL SOUTH DAKOTA
 
   ...MOODY COUNTY
 
SOME CITIES INCLUDED IN THIS WARNING ARE EGAN AND FLANDREAU.
 
AT 1055 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 8 MILES SOUTHWEST
OF FLANDREAU SOUTH DAKOTA MOVING NORTH AT 30 MPH.
 
 
 PEOPLE NEAR THE STORM SHOULD MOVE INSIDE A STRONG BUILDING AWAY FROM
WINDOWS.  DON'T USE TELEPHONES OR ELECTRICAL APPLIANCES UNTIL THE
STORM HAS PASSED.  MOTORISTS...DON'T DRIVE INTO FLOODED CROSSINGS.
 
UMLAND

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

Local storm report, Jun 15, 10:09 PM CDT, 51 minutes before
LOCAL STORM REPORT
NATIONAL WEATHER SERVICE SIOUX CITY IA
1008 PM CDT MON JUN 16 1992

TIME            EVENT AND LOCATION

945 PM CDT     AN 8 INCH DIAMETER TREE WAS BLOWN DOWN. SOME TREE LIMBS
        [       DOWN. MARBLE SIZE HAIL. HEAVY WIND. HEAVY RAIN. IN
               BERESFORD IN UNION COUNTY SOUTH DAKOTA.

...TIME IS APPROXIMATE...

J QUINN
Special weather statement, Jun 15, 10:10 PM CDT, 50 minutes before
IAZ001-004-005-160400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX CITY IA
1009 PM CDT MON JUN 15 1992

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

THE STRONGEST THUNDERSTORMS WERE LOCATED 30 MILES SOUTH OF SIOUX
CITY AT 1007 PM.  ELSEWHERE SCATTERED THUNDERSTORMS WERE LOCATED FROM
PENDER NEBRASKA TO 30 MILES NORTHEAST OF SIOUX CITY NEAR STRUBLE IOWA.
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
Special weather statement, Jun 15, 10:12 PM CDT, 48 minutes before
SDZ018-020-IAZ01-MNZ17-160330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1012 PM CDT MON JUN 15 1992

...SEVERE THUNDERSTORMS CONTINUE...

A SEVERE THUNDERSTORM WARNING CONTINUED IN EFFECT UNTIL 1045 PM CDT
FOR SIOUX COUNTY IOWA.  THE SEVERE THUNDERSTORM WARNINGS PREVIOUSLY
IN EFFECT FOR EASTERN YANKTON AND CLAY COUNTIES OF SOUTH DAKOTA...
LYON COUNTY IOWA...AND NOBLES COUNTY MINNESOTA HAVE BEEN ALLOWED TO
EXPIRE.

THE WEATHER IS VERY UNSTABLE AND PEOPLE IN SOUTHEAST SOUTH DAKOTA...
SOUTHWEST MINNESOTA...AND NORTHWEST IOWA SHOULD BE EXTREMELY
CAUTIOUS THROUGH 1 AM CDT.  A TORNADO WATCH CONTINUED IN EFFECT UNTIL
1 AM CDT FOR EXTREME SOUTHEAST SOUTH DAKOTA AND ADJOINING COUNTIES
OF NORTHWEST IOWA AND NORTHEAST NEBRASKA.

UMLAND
Special weather statement, Jun 15, 10:39 PM CDT, 21 minutes before
SDZ011-012-160440-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE HURON SD
1040 PM CDT MON JUN 15 1992

...TORNADO WATCH FOR SOUTHEAST SOUTH DAKOTA UNTIL 100 AM CDT...

AT 1030 PM CDT...NUMEROUS SHOWERS AND THUNDERSTORMS...SOME WITH VERY HEAVY
RAIN...HAIL AND GUSTY WINDS CONTINUED OVER PARTS OF EASTERN SOUTH DAKOTA.
THE SHOWERS AND STORMS WERE MAINLY NORTH AND EAST OF A LINE FROM NEAR
ABERDEEN...TO DE SMET...TO YANKTON.

THE STRONGEST THUNDERSTORMS WERE FROM 20 MILES NORTH OF BROOKINGS TO
NEAR SIOUX FALLS.

MOVEMENT WAS NORTH AT 30 MILES AN HOUR.

FREDERICK
Special weather statement, Jun 15, 10:46 PM CDT, 14 minutes before
SDZ018-020-IAZ01-MNZ17-160330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1045 PM CDT MON JUN 15 1992

...SEVERE THUNDERSTORMS CONTINUE...

A SEVERE THUNDERSTORM WARNING CONTINUED IN EFFECT UNTIL 1115 PM CDT
FOR JACKSON COUNTY MINNESOTA.  RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM NEAR JACKSON MINNESOTA MOVING NORTH NORTHEAST AT 25 MPH.
WIND GUSTS TO 60 MPH...DANGEROUS LIGHTNING...AND VERY HEAVY RAIN WILL
BE ASSOCIATED WITH THIS SEVERE STORM.  WATCH FOR LOCAL FLOODING OF
ROADS AND STREETS.

A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 11 PM CDT FOR MINNEHAHA
COUNTY OF SOUTHEAST SOUTH DAKOTA INCLUDING SIOUX FALLS. WIND GUSTS AND
DANGEROUS LIGHTNING OCCURRED WxITH THE SEVERE STORM AS IT MOVED THROUGH
SIOUX FALLS.

THE SEVERE THUNDERSTORM WARNING WILL BE REISSUED FOR THE EAST PART OF
THAT COUNTY IN NORTHWEST IOWA AND OSCEOLA COUNTY WILL BE ADDED.

UMLAND
Special weather statement, Jun 15, 10:54 PM CDT, 6 minutes before
SDZ018-020-IAZ01-MNZ17-160330-

SPECIAL WEATHER STATEMENT...CORRECTION
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1053 PM CDT MON JUN 15 1992

...SEVERE THUNDERSTORMS CONTINUE...

A SEVERE THUNDERSTORM WARNING CONTINUED IN EFFECT UNTIL 1115 PM CDT
FOR JACKSON COUNTY MINNESOTA.  RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM NEAR JACKSON MINNESOTA MOVING NORTH NORTHEAST AT 25 MPH.
WIND GUSTS TO 60 MPH...DANGEROUS LIGHTNING...AND VERY HEAVY RAIN WILL
BE ASSOCIATED WITH THIS SEVERE STORM.  WATCH FOR LOCAL FLOODING OF
ROADS AND STREETS.

A SEVERE THUNDERSTORM WARNING CONTINUES UNTIL 11 PM CDT FOR MINNEHAHA
COUNTY OF SOUTHEAST SOUTH DAKOTA INCLUDING SIOUX FALLS. WIND GUSTS AND
DANGEROUS LIGHTNING OCCURRED WITH THE SEVERE STORM AS IT MOVED THROUGH
SIOUX FALLS.

THE SEVERE THUNDERSTORM WARNING WILL BE REISSUED FOR THE EAST PART OF
LYON COUNTY IN NORTHWEST IOWA AND OSCEOLA COUNTY WILL BE ADDED.

BIER

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, 9:40 PM CDTTornado WarningFSDUnion15 min
Jun 15, 10:19 PM CDTSevere Thunderstorm WarningFSDMinnehaha41 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

Severe Thunderstorm Warnings in South Dakota, 1992Every 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; the sounding from the Mesonet's radiosonde archive.