Alert archive / South Dakota / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 31, NWS Sioux Falls, SD

June 5, 1996McCook County, Minnehaha County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 5, 1996, 5:24 PM CDT for McCook County, Minnehaha County, South Dakota. It was in force for 61 min. 5 reports 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
Jun 5, 1996, 5:24 PM CDT (22:24 UTC)
Expired
Jun 5, 1996, 6:25 PM CDT
In force
61 min
Issued by
NWS Sioux Falls, SD
Area
Whole counties

Counties McCook County, SD, Minnehaha County, SD

The radar

The Sioux Falls radar (KFSD), 30 km from the middle of the area, began a volume at 22:26 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.

What was reported inside it

TimeReportWhereRemark
Jun 5, 5:25 PM CDTHail 0.5Bridgewater, SD
Jun 5, 5:25 PM CDTHail 1.75Bridgewater, SD
Jun 5, 6:15 PM CDTHail 0.75(Fsd)Joe Foss Fld Si, SD
Jun 5, 6:20 PM CDTHail 1(Fsd)Joe Foss Fld Si, SD
Jun 5, 6:25 PM CDTThunderstorm Wind 52(Fsd)Joe Foss Fld Si, 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.

The nearest sounding before it

Aberdeen, SD (KABR), launched 12:00Z, 10.4 hours before the alert went out and 172 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 1996-06-05Temperature 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 1996-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 182 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
1132 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
182 m²/s²
0-3 km storm-relative helicity
207 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 052224
SVRFSD
SDC087-099-052325-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
524 PM CDT WED JUN 5 1996

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS SD HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 625 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTHEAST SOUTH DAKOTA

   ...EASTERN MCCOOK COUNTY
   ...WESTERN MINNEHAHA COUNTY
 
AT 520 PM CDT...A SEVERE THUNDERSTORM WAS INDICATED BY SIOUX FALLS
DOPPLER RADAR 26 MILES EAST OF MITCHELL  OR 4 MILES SOUTHWEST OF
UNITYVILLE MOVING EAST AT 45 MPH.

THIS STORM CAN BE EXPECTED IN THE VICINITY OF...
UNITYVILLE               AROUND 520 PM CDT
SALEM                    AROUND 525 PM CDT
CANISTOTA                AROUND 535 PM CDT
MONTROSE                 AROUND 540 PM CDT
HUMBOLDT                 AROUND 550 PM CDT
HARTFORD                 AROUND 556 PM CDT
LYONS                    AROUND 559 PM CDT
CROOKS                   AROUND 604 PM CDT
ELLIS                    AROUND 606 PM CDT
RENNER                   AROUND 609 PM CDT
SIOUX FALLS              AROUND 613 PM CDT
CORSON                   AROUND 619 PM CDT
BRANDON                  AROUND 619 PM CDT
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG...REINFORCED BUILDING.  DO NOT STAND BY WINDOWS.  DO NOT USE
TELEPHONES UNLESS IT IS AN EMERGENCY OR ELECTRICAL APPLIANCES UNTIL
THE STORM HAS PASSED.  MOTORISTS SHOULD AVOID FLOODED ROAfDWAYS.

REMEMBER...SEVERE THUNDERSTORMS CAN AND DO PRODUCE TORNADOES WITH
LITTLE OR NO ADVANCED WARNING.

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 5, 11:50 AM CDT, 5 hours 34 minutes before
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-089-090-097-
098-NEZ013-014-SDZ040-055-056-059>062-065>071-052255-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1149 AM CDT WED JUN 5 1996

...SEVERE WEATHER OUTLOOK FOR PARTS OF EASTERN SOUTH DAKOTA...
SOUTHWEST MINNESOTA...NORTHWEST IOWA...AND EXTREME NORTHEAST
NEBRASKA...

WEATHER PARAMETERS APPEAR TO BE COMING TOGETHER FOR POSSIBLE SEVERE
WEATHER ACROSS THE AREA THIS AFTERNOON AND EVENING.

LOW PRESSURE AND A COLD FRONT WILL CONTINUE TO MOVE ACROSS THE
NORTHERN PLAINS THIS AFTERNOON AND TONIGHT. SUFFICIENT LOW LEVEL
MOISTURE...GOOD HEATING...AND A STRONG UPPER AIR DISTURBANCE WILL
ALL COME TOGETHER THIS AFTERNOON AND EVENING. SEVERE THUNDERSTORMS
WITH VERY LARGE HAIL...DAMAGING WINDS...AND A FEW TORNADOES ARE
POSSIBLE WITH THIS SYSTEM.

FOR ADDITIONAL INFORMATION KEEP TUNED TO NOAA WEATHER RADIO...YOUR
LOCAL RADIO AND TV AS THE AFTERNOON AND EVENING PROGRESSES FOR
POSSIBLE WATCHES AND WARNINGS.

BR

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 4:25 PM CDTSevere Thunderstorm WarningFSDAurora, Davison60 min
Jun 5, 4:44 PM CDTSevere Thunderstorm WarningFSDHanson, Sanborn61 min
Jun 5, 4:58 PM CDTSevere Thunderstorm WarningFSDMcCook62 min
Jun 5, 5:02 PM CDTSevere Thunderstorm WarningFSDKingsbury63 min
Jun 5, 5:40 PM CDTSevere Thunderstorm WarningFSDKingsbury30 min
Jun 5, 5:44 PM CDTSevere Thunderstorm WarningFSDMiner, Sanborn61 min
Jun 5, 5:56 PM CDTSevere Thunderstorm WarningFSDBrookings29 min
Jun 5, 6:24 PM CDTSevere Thunderstorm WarningFSDLincoln31 min
Jun 5, 6:34 PM CDTSevere Thunderstorm WarningFSDBrookings, Moody31 min
Jun 5, 6:44 PM CDTSevere Thunderstorm WarningFSDLake, Miner46 min

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.