Alert archive / South Dakota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 7, NWS Sioux Falls, SD

June 7, 1995Lincoln County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 7, 1995, 12:52 AM CDT for Lincoln County, South Dakota. It was in force for 38 min.

The area

The counties it named.

The facts

Issued
Jun 7, 1995, 12:52 AM CDT (05:52 UTC)
Expired
Jun 7, 1995, 1:30 AM CDT
In force
38 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Lincoln County, SD

The nearest sounding before it

Omaha, NE (KOAX), launched 00:00Z, 5.9 hours before the alert went out and 220 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 1995-06-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2589 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, Omaha, NE at 00:00Z on 1995-06-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 70 square meters per square second.193958Sfc1 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
2589 J/kg
Mixed-layer CIN
-13 J/kg
Mixed-layer LCL
1343 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
70 m²/s²
0-3 km storm-relative helicity
108 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFSD 070553 RRA
SVRFSD
SDC083-070630-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1252 AM CDT WED JUN 7 1995
 
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  130 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHEAST SOUTH DAKOTA
 
   ...NORTHERN LINCOLN COUNTY
 
AT 1250 AM CDT...SIOUX FALLS DOPPLER RADAR INDICATED A SEVERE
THUNDERSTORM 12 MILES SOUTHWEST OF SIOUX FALLS IN NORTHEAST TURNER
COUNTY. THE STORM IS MOVING EAST AT 30 MILES AN HOUR AND WILL CROSS
INTO NORTHERN LINCOLN COUNTY AND AFFECT THE TOWNS OF WORTHING...TEA...
AND HARRISBURG.
 
THE STORM HAS HAD A HISTORY OF PRODUCING PEA TO MARBLE SIZED HAIL AND
WINDS OF 50 MILES AN HOUR.
 
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.
 
 
CHAPMAN

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, Jun 6, 8:15 PM CDT, 4 hours 37 minutes before
SDZ045-048-080715-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HURON SD
815 PM CDT TUE JUN 6 1995

TWO ISOLATED THUNDERSTORMS WITH VERY HEAVY RAIN...SMALL HAIL AND
GUSTY WINDS WERE LOCATED ON THE WHITE RIVER/10 MILES SOUTHWEST
OF MURDO AND 10 MILES SOUTHEAST OF DRAPER.

THESE TWO STORMS HAVE INDICATED LITTLE OR NO MOVEMENT OVER THE PAST
TWO HOURS.  PERSONS ALONG THE WHITE RIVER IN SOUTHERN JONES AND
SOUTHWEST LYMAN COUNTIES SHOULD BE ON THE ALERT FOR POSSIBLE FLASH
FLOODING OF LOW LYING AREAS.

PFEIFFER

IF YOU LIVE IN AN AREA PRONE TO FLOODING...BY PREPARED TO MOVE
TO HIGHER GROUND.  PLEASE STAY INFORMED BY LISTENING TO THE LATEST
STATEMENTS AND POSSIBLE WARNINGS ISSUED BY THE NATIONAL WEATHER
SERVICE.

...SOLOMON

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Special weather statement, Jun 6, 8:25 PM CDT, 4 hours 27 minutes before
SDZ045-048-080715-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HURON SD
815 PM CDT TUE JUN 6 1995

TWO ISOLATED THUNDERSTORMS WITH VERY HEAVY RAIN...SMALL HAIL AND
GUSTY WINDS WERE LOCATED ON THE WHITE RIVER/10 MILES SOUTHWEST
OF MURDO AND 10 MILES SOUTHEAST OF DRAPER.

THESE TWO STORMS HAVE INDICATED LITTLE OR NO MOVEMENT OVER THE PAST
TWO HOURS.  PERSONS ALONG THE WHITE RIVER IN SOUTHERN JONES AND
SOUTHWEST LYMAN COUNTIES SHOULD BE ON THE ALERT FOR POSSIBLE FLASH
FLOODING OF LOW LYING AREAS.

PFEIFFER

IF YOU LIVE IN AN AREA PRONE TO FLOODING...BY PREPARED TO MOVE
TO HIGHER GROUND.  PLEASE STAY INFORMED BY LISTENING TO THE LATEST
STATEMENTS AND POSSIBLE WARNINGS ISSUED BY THE NATIONAL WEATHER
SERVICE.

...SOLOMON
Special weather statement, Jun 6, 8:28 PM CDT, 4 hours 24 minutes before
SDZ045-048-080715-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE HURON SD
815 PM CDT TUE JUN 6 1995

TWO ISOLATED THUNDERSTORMS WITH VERY HEAVY RAIN...SMALL HAIL AND
GUSTY WINDS WERE LOCATED ON THE WHITE RIVER/10 MILES SOUTHWEST
OF MURDO AND 10 MILES SOUTHEAST OF DRAPER.

THESE TWO STORMS HAVE INDICATED LITTLE OR NO MOVEMENT OVER THE PAST
TWO HOURS.  PERSONS ALONG THE WHITE RIVER IN SOUTHERN JONES AND
SOUTHWEST LYMAN COUNTIES SHOULD BE ON THE ALERT FOR POSSIBLE FLASH
FLOODING OF LOW LYING AREAS.

PFEIFFER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 6, 10:15 PM CDTSevere Thunderstorm WarningFSDBrule35 min
Jun 6, 10:56 PM CDTSevere Thunderstorm WarningFSDBrule20 min
Jun 7, 12:18 AM CDTSevere Thunderstorm WarningFSDTurner42 min
Jun 7, 4:47 AM CDTSevere Thunderstorm WarningFSDLincoln, Turner28 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 1995Every severe thunderstorm warning in 1995

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.