Alert archive / South Dakota / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 182, NWS Sioux Falls, SD

September 2, 1996Brule County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Sep 2, 1996, 10:42 PM CDT for Brule County, South Dakota. It was in force for 43 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Sep 2, 1996, 10:42 PM CDT (03:42 UTC)
Expired
Sep 2, 1996, 11:25 PM CDT
In force
43 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

County Brule County, SD

The radar

The Sioux Falls radar (KFSD), 190 km from the middle of the area, began a volume at 03:45 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 3.7 hours before the alert went out and 142 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 1996-09-03Temperature 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 00:00Z on 1996-09-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2991 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
49 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 030343
SVRFSD
SDC015-030425-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1042 PM CDT MON SEP 2 1996

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS SD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1125 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTH CENTRAL SOUTH DAKOTA

   ...BRULE COUNTY
 
AT 1040 PM CDT...A SEVERE THUNDERSTORM WAS INDICATED BY SIOUX FALLS
DOPPLER RADAR 20 MILES SOUTH OF CHAMBERLAIN  IN THE VICNITY OF
BIJOU HILLS MOVING NORTHEAST AT 25 MPH.

THIS STORM CAN BE EXPECTED IN THE VICINITY OF...
EAGLE                    AROUND 1055 PM CDT
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
TSTRONG...REINFORCED BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY
RAIN AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

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, Sep 2, 5:05 PM CDT, 5 hours 37 minutes before
SDZ012-013-024>031-041-022330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
505 PM CDT MON SEP 2 1996

...SEVERE THUNDERSTORM WATCH CANCELLED FOR FAR WESTERN SOUTH DAKOTA...

SEVERE THUNDERSTORM WATCH NUMBER 996 HAS BEEN CANCELLED FOR FAR WESTERN
SOUTH DAKOTA INCLUDING RAPID CITY...BELLE FOURCHE...HOT SPRINGS...AND
THE BLACK HILLS. THE THREAT OF SEVERE WEATHER HAS ENDED IN THESE AREAS.
THE WATCH CONTINUES IN EFFECT FOR THE AREA FROM PINE RIDGE...KADOKA...
AND PHILIP EAST TO KENNEBEC AND WINNER.

WILLIAMS
Special weather statement, Sep 2, 8:00 PM CDT, 2 hours 42 minutes before
SDZ032-042>047-030200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
800 PM CDT MON SEP 2 1996

...SEVERE THUNDERSTORM WATCH CANCELLED FOR WESTERN SOUTH DAKOTA...

SEVERE THUNDERSTOR>M WATCH NUMBER 996 HAS BEEN CANCELLED FOR THE
REMAINING AREAS OF WESTERN SOUTH DAKOTA AS THE SEVERE WEATHER THREAT
HAS ENDED. THE WATCH CONTINUES IN EFFECT UNTIL 9 PM CDT FOR LYMAN AND
TRIPP COUNTIES OF SOUTH CENTRAL SOUTH DAKOTA.

WILLIAMS

Nearby

Severe Thunderstorm Warnings in South Dakota, 1996Every severe thunderstorm warning in 1996

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; radar from the NEXRAD Level II archive.