Alert archive / South Dakota / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 11, NWS Sioux Falls, SD

May 15, 1992Hutchinson County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at May 15, 1992, 6:52 PM CDT for Hutchinson County, South Dakota. It was in force for 53 min.

The area

The counties it named.

The facts

Issued
May 15, 1992, 6:52 PM CDT (23:52 UTC)
Expired
May 15, 1992, 7:45 PM CDT
In force
53 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Hutchinson County, SD

The nearest sounding before it

Aberdeen, SD (KHON), launched 12:00Z, 11.9 hours before the alert went out and 181 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 152350
SVRFSD
SDC067-160045-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
652 PM CDT FRI MAY 15 1992
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  745 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTHEAST SOUTH DAKOTA
 
   ...EASTERN HUTCHINSON COUNTY
 
SOME CITIES INCLUDED IN THIS WARNING ARE FREEMAN AND CLAYTON.
 
AT 650 PM CDT RADAR INDICATED A SEVERE THUNDERSTORM 30 MILES NORTHWEST
OF YANKTON MOVING EAST AT 20 MPH.
 
 
IF YOU ARE IN THE PATH OF THIS STORM...YOU SHOULD GET TO A
REINFORCED SHELTER. A SEVERE THUNDERSTORM PRODUCES WINDS IN EXCESS
OF 60 MPH...HAIL 3/4 INCH OR LARGER...DEADLY LIGHTNING...AND HEAVY
RAIN THAT CAN QUICKLY FLOOD A LOW LYING AREA.

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, 3:34 PM CDT, 3 hours 18 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, 3 hours 15 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
Special weather statement, May 15, 5:32 PM CDT, 1 hour 20 minutes before
IAZ001-004-005-152345-

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

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

AT 525 PM CDT...THUNDERSTORMS WERE SCATTERED ACROSS THE SIOUXLAND
AREA. THE STORMS WERE MOSTLY ALONG AND EAST OF THE MISSOURI RIVER AND
WERE MOVING EAST AT 20 MILES AN HOUR.

SCATTERED THUNDERSTORMS WILL CONTINUE TO DEVELOP AND MOVE ACROSS THE
SIOUXLAND AREA THIS EVENING. SOME OF THE STORMS COULD BECOME SEVERE...
AND A TORNADO IS POSSIBLE.

IF YOU SEE THREATENING WEATHER...SEEK SHELTER IMMEDIATELY. THE SAFEST
PLACE IS ON THE LOWEST FLOOR OF A STURDY BUILDING...AWAY FROM WINDOWS
AND DOORS.

S QUINN
Special weather statement, May 15, 6:24 PM CDT, 28 minutes before
IAZ001-004-005-160045-

SPECIAL WEATHER STATEMENT AND UPDATE FOR SIOUX CITY AND VICINITY
NATIONAL WEATHER SERVICE SIOUX CITY IA
623 PM CDT FRI MAY 15 1992

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

AT 620 PM CDT...SCATTERED SHOWERS AND THUNDERSTORMS WERE NORTH OF
A LINE FROM JUNCTION CITY SOUTH DAKOTA...30 MILES NORTHWEST OF SIOUX
CITY TO CHEROKEE IOWA...50 MILES NORTHEAST OF SIOUX CITY. THE SHOWERS
AND STORMS WERE MOVING NORTHEAST AT 25 MILES AN HOUR.

SHOWERS AND STORMS WILL CONTINUE TO DEVELOP AND MOVE ACROSS THE
SIOUXLAND AREA THIS EVENING. SOME OF THE STORMS COULD BECOME SEVERE
AND A TORNADO IS POSSIBLE. TEMPERATURES WILL HOLD IN THE 60S WITH
SOUTHE!AST WINDS AT 10 TO 20 MILES AN HOUR.

IF THREATENING WEATHER APPROACHES YOU...SEEK SHELTER IN A STURDY
BUILDING ON THE LOWEST FLOOR. STAY AWAY FROM WINDOWS AND DOORS.

S QUINN
Special weather statement, May 15, 6:47 PM CDT, 5 minutes before
SDZ011-012-152345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE HURON SD
645 PM CDT FRI MAY 15 1992

...A TORNADO WATCH IS IN EFFECT FOR SOUTH CENTRAL AND SOUTHEAST SOUTH
DAKOTA UNTIL 10 PM CDT AND OVER EAST CENTRAL SOUTH DAKOTA UNTIL MIDNIGHT
CDT...

AT 630 PM CDT...NUMEROUS THUNDERSTORMS WITH VERY HEAVY RAIN AND HAIL
WERE OVER EAST CENTRAL AND SOUTHEAST SOUTH DAKOTA...SOUTH AND EAST OF A
LINE FROM WATERTOWN TO CHAMBERLAIN. THE STRONGEST STORMS WERE IN A 20
MILE WIDE BAND FROM 30 MILES EAST OF HURON...THROUGH MITCHELL...TO 40
MILES SOUTHEAST OF CHAMBERLAIN.

THE STORMS WERE EAST AT 25 MILES AN HOUR.

PERSONS IN THE STORM AREA SHOULD KEEP ABREAST OF THE LATEST CON?DITIONS.

SPRINGER
Special weather statement, May 15, 6:51 PM CDT, 1 minute before
SDZ011-012-152345-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE HURON SD
645 PM CDT FRI MAY 15 1992

...A TORNADO WATCH IS IN EFFECT FOR SOUTH CENTRAL AND SOUTHEAST SOUTH
DAKOTA UNTIL 10 PM CDT AND OVER EAST CENTRAL SOUTH DAKOTA UNTIL MIDNIGHT
CDT...

AT 630 PM CDT...NUMEROUS THUNDERSTORMS WITH VERY HEAVY RAIN AND HAIL
WERE OVER EAST CENTRAL AND SOUTHEAST SOUTH DAKOTA...SOUTH AND EAST OF A
LINE FROM WATERTOWN TO CHAMBERLAIN. THE STRONGEST STORMS WERE IN A 20
MILE WIDE BAND FROM 30 MILES EAST OF HURON...THROUGH MITCHELL...TO 40
MILES SOUTHEAST OF CHAMBERLAIN.

THE STORMS WERE MOVING EAST AT 25 MILES AN HOUR.

PERSONS IN THE STORM AREA SHOULD KEEP ABREAST OF THEz LATEST CONDITIONS.

SPRINGER

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, 4:12 PM CDTSevere Thunderstorm WarningFSDTripp48 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

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.