Alert archive / South Dakota / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 4, NWS Sioux Falls, SD

May 15, 1992Tripp County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at May 15, 1992, 4:12 PM CDT for Tripp County, South Dakota. It was in force for 48 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
May 15, 1992, 4:12 PM CDT (21:12 UTC)
Expired
May 15, 1992, 5:00 PM CDT
In force
48 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Tripp County, SD

What was reported inside it

TimeReportWhereRemark
May 15, 5:05 PM CDTHail 2.5Tripp, 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

Aberdeen, SD (KHON), launched 12:00Z, 9.2 hours before the alert went out and 209 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 12:00Z on 1992-05-15Temperature 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, Aberdeen, SD at 12:00Z on 1992-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 77 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
1974 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
77 m²/s²
0-3 km storm-relative helicity
115 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 KFSD 152111
SVRFSD
SDC123-152200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
412 PM CDT FRI MAY 15 1992
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  500 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH CENTRAL SOUTH DAKOTA
 
   ...WEST CENTRAL TRIPP COUNTY
 
THIS WARNING INCLUDES THE COMMUNITIES OF WINNER...WITTEN...AND IDEAL.
 
AT 410 PM CDT WEATHER RADAR INDICATED A SEVERE THUNDERSTORM MOVING
INTO WESTERN TRIPP COUNTY ABOUT 20 MILES WEST OF WINNER. THIS STORM
HAS A HISTORY OF PRODUCING LARGE HAIL. THE STORM WAS MOVING EAST AT
20 MILES AN HOUR.
 
THIS IS A DANGEROUS STkORM.  IF YOR ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR WINDS IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...AND
DEADLY LIGHTNING.
 
MENTZER

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

Special weather statement, May 15, 1:56 PM CDT, 2 hours 16 minutes before
SDZ015-151930-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
155 PM CDT FRI MAY 15 1992

...STRONG THUNDERSTORMS DEVELOP IN MELLETTE COUNTY OF SOUTH CENTRAL
SOUTH DAKOTA...

AT 150 PM CDT WEATHER RADAR INDICATED STRONG THUNDERSTORMS ACROSS
WEST CENTRAL MELLETTE COUNTY. THE STORMS WERE LOCATED BETWEEN THE
COMMUNITIES OF WHITE RIVER AND CEDAR BUTTE...OR ABOUT 35 MILES
SOUTHEAST OF PHILIP. THE STORM WAS MOVING NORTHEAST AT 30 MILES AN HOUR.

THESE STORMS HAVE THE POTENTIAL OF PRODUCING HAIL...GUSTY WINDS...
AND BRIEF HEAVY RAIN. IF YOU OBSERVE A STORM APPROACHING YOUR AREA
...TAKE SHELTER IMMEDIATELY INSIDE A BUILDING. ALSO REMEMBER THAT
THUNDERSTORMS FREQUENTLY PRODUCE D)ANGEROUS LIGHTNING.

MENTZER
Special weather statement, May 15, 2:05 PM CDT, 2 hours 7 minutes before
IAZ001-004-005-151945-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX CITY IA
204 PM CDT FRI MAY 15 1992

...STRONG THUNDERSTORMS WERE OVER THE SIOUXLAND AREA...

AT 2 PM CDT THUNDERSTORMS WERE SOUTH OF A LINE FROM NEWCASTLE
NEBRASKA...25 MILES NORTHWEST OF SIOUX CITY...TO CORRECTIONVEILLE IOWA
OR 30 MILES EAST OF SIOUX CITY. THE STRONGEST STORM WAS 15 MILES EAST
SIOUX CITY...NEAR MOVILLE IOWA.

THESE STORMS WILL LIKELY PRODUCE HEAVY R@AIN AND DEADLY LIGHTNING AND
POSSIBLY HAIL AS THEY MOVE SOUTHEAST AT 25 MILES AN HOUR. SCATTERED
THUNDERSTORMS...SOME STRONG WILL CONTINUE ACROSS THE SIOUXLAND AREA
THIS AFTERNOON.

DROZD
Special weather statement, May 15, 2:48 PM CDT, 1 hour 24 minutes before
IAZ001-004-005-152045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX CITY IA
247 PM CDT FRI MAY 15 1992

...STRONG THUNDERSTORMS WERE OVER THE SIOUXLAND AREA...

AT 245 PM CDT THUNDERSTORMS WERE SOUTHWEST OF A LINE FROM ALCESTER
SOUTH DAKOTA TO IDA GROVE IOWA. THE STRONGEST STORM WAS 25 MILES
NORTH OF SIOUX CITY...NEAR AKRON IOWA. MOVEMENT WAS EAST AT 20
MILES AN HOUR AND WILL PASS NEAR LEMARS IOWA BY 330 PM.

THE STRONGER STORMS THIS, AFTERNOON WILL PRODUCE HAIL...HEAVY RAIN
AND DEADLY LIGHTNING. WIND GUSTS TO 40 MILES AN HOUR ARE ALSO
POSSIBLE. THUNDERSTORMS WILL CONTINUE ACROSS THE SIOUXLAND AREA
FOR THE REST OF THE AFTERNOON.

DROZD
Special weather statement, May 15, 3:00 PM CDT, 1 hour 12 minutes before
SDZ019-020-151956-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
355 PM CDT FRI MAY 15 1992

AT 345 PM CDT A VERY STRONG THUNDERSTORM DEVELOPED RAPIDLY JUST
SOUTHEAST OF PICKSTOWN OVER CHARLES MIX COUNTY IN SOUTHEAST
SOUTH DAKOTA.

THIS THUNDERSTORM MAY BE CAPABLE OF PRODUCING HAIL AND STRONG SURFACE
WINDS AS IT MOVES SLOWLY TO THE EAST AT ABOUT 10 MILES AN HOUR.

PERSONS IN CHARLES MIX AND BON HOMME COUNTY INCLUDING THE COMMUNITES
OF AVON...DANTE AND TYNDALL SHOULD BE ON THE LOOKOUT FOR STORM UNTIL
4 PM CDT.

STAY TUNED TO THIS STATION FOR ADDIONAL STATEMENTS AND POSSIBLE
WARNINGS.
BUSS
Special weather statement, May 15, 3:34 PM CDT, 38 minutes before
SDZ009-010-014-015-016-017-019-020-152200

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
340 PM CDT FRI MAY 15 1992

...A TORNADO WATCH IS IN EFFECT ACROSS SOUTH CENTRAL SOUTH DAKOTA
UNTIL 10 PM CDT...

THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WATCH FOR MUCH
OF SOUTH CENTRAL SOUTH DAKOTA UNTIL 10 PM CDT. THE WATCH EXTENDS
AS FAR WEST AS JACKSON AND BENNETT COUNTIES AND AS FAR EAST AS
SANBORN AND BON HOMME COUNTIES.

REMEMBER...A TORNADO WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR
TORNADOES TO DEVELOP. LISTEN FOR UPDATES ON THIS DEVELOPING WEATHER
SITUATION. IF YOU OBSERVE A THUNDERSTORM...TAKE SHELTER INSIDE A
BUILDING IMMEDIATELY.

MENTZER
Special weather statement, May 15, 3:37 PM CDT, 35 minutes before
IAZ001-004-005-152145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX CITY IA
336 PM CDT FRI MAY 15 1992

...STRONG THUNDERSTORMS CONTINUED OVER THE SIOUXLAND AREA...

AT 335 PM CDT THUNDERSTORMS WERE SCATTERED ABOUT THE SIOUXLAND AREA.
THE STRONGEST STORM WAS NEAR ELK POINT SOUTH DAKOTA OR 20 MILES
NORTHWEST OF SIOUX CITY. THIS STORM WAS MOVING EAST AT 20 MILES AN
HOUR AND SHOULD REACH HINTON BY 430 PM.

ANOTHER STRONG STORM WAS 45 MILES SOUTHEAST OF SIOUX CITY...NEAR
BLENCOE IOWA. THIS STORM WILL PASS THROUGH MOORHEAD AND SOLDIER IOWA
BY 430 PM.

THE STRONGER STORMS THIS AFTERNOON WILL PRODUCE SMALL HAIL...HEAVY RAIN
AND DEADLY LIGHTNING. WIND GUSTS TO 40 MILES AN HOUR ARE ALSO
POSSIBLE.

DROZD

The office that day

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

IssuedProductOfficeCountiesLasted
May 15, 2:33 PM CDTSevere Thunderstorm WarningFSDMellette27 min
May 15, 3:08 PM CDTSevere Thunderstorm WarningFSDMellette52 min
May 15, 3:18 PM CDTSevere Thunderstorm WarningFSDBon Homme, Charles Mix42 min
May 15, 4:50 PM CDTSevere Thunderstorm WarningFSDAurora22 hr
May 15, 5:03 PM CDTSevere Thunderstorm WarningFSDTripp27 min
May 15, 5:15 PM CDTSevere Thunderstorm WarningFSDAurora30 min
May 15, 5:18 PM CDTSevere Thunderstorm WarningFSDBon Homme27 min
May 15, 5:24 PM CDTSevere Thunderstorm WarningFSDBrule, Charles Mix51 min
May 15, 6:02 PM CDTSevere Thunderstorm WarningFSDDavison43 min
May 15, 6:25 PM CDTTornado WarningFSDHanson35 min
May 15, 6:52 PM CDTSevere Thunderstorm WarningFSDHutchinson53 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.