Alert archive / South Dakota / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 18, NWS Sioux Falls, SD

June 22, 1995Tripp County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 22, 1995, 7:56 PM CDT for Tripp County, South Dakota. It was in force for 34 min.

The area

The counties it named.

The facts

Issued
Jun 22, 1995, 7:56 PM CDT (00:56 UTC)
Expired
Jun 22, 1995, 8:30 PM CDT
In force
34 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Tripp County, SD

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 0.9 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 00:00Z on 1995-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 230 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 1995-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 84 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
230 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
1370 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
84 m²/s²
0-3 km storm-relative helicity
103 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFSD 230057 RRA
SVRFSD
SDC123-230130-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
756 PM CDT THU JUN 22 1995

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 830 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTH CENTRAL SOUTH DAKOTA

   ...NORTHWESTERN TRIPP
 
AT 755 PM CDT...A SEVERE THUNDERSTORM WAS DETECTED BY SIOUX FALLS
DOPPLER RADAR 19 MILES NORTHWEST OF WINNER  OR 7 MILES NORTH OF
CARTER MOVING NORTHEAST AT 20 MPH. THIS STORM IS EXPECTED TO REMAIN IN
RURAL AREAS.
 
IF YOU ARE OUTDOORS...MOVE TO A PLACE OF SHELTER IMMEDIATELY IF A
STORM APPROACHES.  MOTORISTS SHOULD REMAIN ALERT FOR REDUCED
VISIBILITIES DURING DOWNPOURS OF RAIN.  STREETS MAY FLOOD QUICKLY.


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 22, 3:33 PM CDT, 4 hours 23 minutes before
SDZ001>070-MNZ097-098-IAZ001-012-230300-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE SIOUX FALLS SD
333 PM CDT THU JUN 22 1995

...HEAVY RAINS POSSIBLE ACROSS SOUTH DAKOTA TONIGHT...

A SLOW MOVING COLD FRONT WILL CONTINUE TO TRIGGER THUNDERSTORMS ACROSS
SOUTH DAKOTA TONIGHT. LOCALLY HEAVY RAINS ARE POSSIBLE WITH THESE
THUNDERSTORMS DUE TO THEIR SLOW MOVEMENT. THE BEST CHANCE FOR HEAVY
RAINS WILL BE ACROSS THE WEST THIS EVENING AND OVER THE CENTRAL AND
EAST DURING THE NIGHT.

PERSONS ACROSS SOUTH DAKOTA...ESPECIALLY THOSE NEAR RIVERS AND
STREAMS...AND THOSE CAMPING IN THE BLACK HILLS...SHOULD KEEP UP TO DATE
ON THIS WEATHER SITUATION. BE PREPARED TO MOVE TO HIGHER GROUND IF
FLOODING DOES OCCUR OR IF A WARNING IS ISSUED.
Special weather statement, Jun 22, 3:34 PM CDT, 4 hours 22 minutes before
SDZ001-070-MNZ097-098-IAZ001-012-230300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
333 PM CDT THU JUN 22 1995

...HEAVY RAINS POSSIBLE ACROSS SOUTH DAKOTA TONIGHT...

A SLOW MOVING COLD FRONT WILL CONTINUE TO TRIGGER THUNDERSTORMS ACROSS
SOUTH DAKOTA TONIGHT. LOCALLY HEAVY RAINS ARE POSSIBLE WITH THESE
THUNDERSTORMS DUE TO THEIR SLOW MOVEMENT. THE BEST CHANCE FOR HEAVY
RAINS WILL BE ACROSS THE WEST THIS EVENING AND OVER THE CENTRAL AND
EAST DURING THE NIGHT.

PERSONS ACROSS SOUTH DAKOTA...ESPECIALLY THOSE NEAR RIVERS AND
STREAMS...AND THOSE CAMPING IN THE BLACK HILLS...SHOULD KEEP UP TO DATE
ON THIS WEATHER SITUATION. BE PREPARED TO MOVE TO HIGHER GROUND IF
FLOODING DOES OCCUR OR IF A WARNING IS ISSUED.
Special weather statement, Jun 22, 3:36 PM CDT, 4 hours 20 minutes before
SDZ001>070-MNZ097-098-IAZ001-012-230300-

SPECIAL WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE SIOUX FALLS SD
333 PM CDT THU JUN 22 1995

...HEAVY RAINS POSSIBLE ACROSS SOUTH DAKOTA TONIGHT...

A SLOW MOVING COLD FRONT WILL CONTINUE TO TRIGGER THUNDERSTORMS ACROSS
SOUTH DAKOTA TONIGHT. LOCALLY HEAVY RAINS ARE POSSIBLE WITH THESE
THUNDERSTORMS DUE TO THEIR SLOW MOVEMENT. THE BEST CHANCE FOR HEAVY
RAINS WILL BE ACROSS THE WEST THIS EVENING AND OVER THE CENTRAL AND
EAST DURING THE NIGHT.

PERSONS ACROSS SOUTH DAKOTA...ESPECIALLY THOSE NEAR RIVERS AND
STREAMS...AND THOSE CAMPING IN THE BLACK HILLS...SHOULD KEEP UP TO DATE
ON THIS WEATHER SITUATION. BE PREPARED TO MOVE TO HIGHER GROUND IF
FLOODING DOES OCCUR OR IF A WARNING IS ISSUED.
Local storm report, Jun 22, 5:40 PM CDT, 2 hours 16 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE HURON SD
540 PM CDT THU JUN 22 1995

STORM DATA FOR JUNE 21 1995

TIME            COUNTY...LOCATION          CHARACTER OF STORM...DAMAGE

DURING         HUGHES CO...PIERRE 4 N      TREE BRANCHES TO 3 INCH
EVENING                                    DIAMETER BROKEN. TEMPORARY
                                           GREENHOUSE BLOWN AWAY

SPRINGER
Local storm report, Jun 22, 5:45 PM CDT, 2 hours 11 minutes before
STORM REPORT
NATIONAL WEATHER SERVICE HURON SD
540 PM CDT THU JUN 22 1995

STORM DATA FOR JUNE 21 1995

TIME            COUNTY...LOCATION          CHARACTER OF STORM...DAMAGE

DURING         HUGHES CO.F..PIERRE 4 N      TREE BRANCHES TO 3 INCH
EVENING                                    DIAMETER BROKEN. TEMPORARY
                                           GREENHOUSE BLOWN AWAY

SPRINGER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 22, 7:34 PM CDTSevere Thunderstorm WarningFSDMellette, Todd44 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.