Alert archive / South Dakota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 89, NWS Sioux Falls, SD

July 5, 2016Brookings County, Kingsbury County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jul 5, 2016, 4:32 PM CDT for Brookings County, Kingsbury County, South Dakota. It was in force for 58 min. 4 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jul 5, 2016, 4:32 PM CDT (21:32 UTC)
Expired
Jul 5, 2016, 5:30 PM CDT
In force
58 min
Issued by
NWS Sioux Falls, SD
Area
Storm-based polygon
Tornado
Possible
Hail
1.75 in
Wind
70.0 mph

Counties Brookings County, SD, Kingsbury County, SD

The radar

The Sioux Falls radar (KFSD), 92 km from the middle of the area, began a volume at 21:34 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
Jul 5, 4:45 PM CDTHAIL 1Badger, SD.
Jul 5, 4:49 PM CDTHAIL 0.75Badger, SD.
Jul 5, 4:53 PM CDTHAIL 0.755 N Arlington, SDTIME ESTIMATED FROM RADAR.
Jul 5, 5:31 PM CDTHAIL 1.755 N Brookings, SD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jul 5, 2:06 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 12:00Z, 9.5 hours before the alert went out and 126 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 2016-07-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 308 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 12:00Z on 2016-07-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -25 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
308 J/kg
Mixed-layer CIN
-449 J/kg
Mixed-layer LCL
1721 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
-25 m²/s²
0-3 km storm-relative helicity
97 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

664 
WUUS53 KFSD 052132
SVRFSD
SDC011-077-052230-
/O.NEW.KFSD.SV.W.0089.160705T2132Z-160705T2230Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
432 PM CDT TUE JUL 5 2016

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN BROOKINGS COUNTY IN EAST CENTRAL SOUTH DAKOTA...
  NORTHEASTERN KINGSBURY COUNTY IN EAST CENTRAL SOUTH DAKOTA...

* UNTIL 530 PM CDT

* AT 431 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR BADGER...OR
  12 MILES NORTHEAST OF LAKE THOMPSON STATE RECREATION AREA...MOVING
  EAST AT 25 MPH.

  HAZARD...GOLF BALL SIZE HAIL AND 70 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
           DAMAGE TO ROOFS...SIDING...WINDOWS...AND VEHICLES. EXPECT 
           CONSIDERABLE TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO 
           MOBILE HOMES...ROOFS...AND OUTBUILDINGS. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  BADGER AND HETLAND AROUND 445 PM CDT. 
  ARLINGTON AROUND 455 PM CDT. 
  OAKWOOD STATE PARK AROUND 510 PM CDT. 
  BRUCE AROUND 520 PM CDT.
  BROOKINGS AROUND 530 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR EAST CENTRAL
SOUTH DAKOTA.

LAT...LON 4454 9668 4420 9680 4420 9682 4438 9744
      4454 9739
TIME...MOT...LOC 2131Z 272DEG 22KT 4447 9732 

TORNADO...POSSIBLE
HAIL...1.75IN
WIND...70MPH
 
$$

CHAPMAN
3 follow-up statements
612 
WWUS53 KFSD 052203
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
503 PM CDT TUE JUL 5 2016

SDC011-077-052230-
/O.CON.KFSD.SV.W.0089.000000T0000Z-160705T2230Z/
BROOKINGS SD-KINGSBURY SD-
503 PM CDT TUE JUL 5 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR NORTHWESTERN BROOKINGS AND EAST CENTRAL KINGSBURY COUNTIES...

AT 501 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR OAKWOOD STATE
PARK...OR 10 MILES SOUTHWEST OF ESTELLINE...MOVING EAST AT 40 MPH.

HAZARD...GOLF BALL SIZE HAIL AND 70 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
         DAMAGE TO ROOFS...SIDING...WINDOWS...AND VEHICLES. EXPECT 
         CONSIDERABLE TREE DAMAGE. WIND DAMAGE IS ALSO LIKELY TO 
         MOBILE HOMES...ROOFS...AND OUTBUILDINGS. 

THIS SEVERE STORM WILL BE NEAR...
  BRUCE AROUND 510 PM CDT.
  BROOKINGS AROUND 530 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE
SHOULD MOVE TO A SHELTER...INSIDE A STRONG BUILDING AND AWAY FROM
WINDOWS.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR EAST CENTRAL
SOUTH DAKOTA.

LAT...LON 4428 9677 4429 9680 4441 9721 4454 9715
      4454 9668
TIME...MOT...LOC 2201Z 274DEG 35KT 4445 9701 

TORNADO...POSSIBLE
HAIL...1.75IN
WIND...70MPH
 
$$

CHAPMAN
973 
WWUS53 KFSD 052225
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
525 PM CDT TUE JUL 5 2016

SDC011-077-052230-
/O.CON.KFSD.SV.W.0089.000000T0000Z-160705T2230Z/
BROOKINGS SD-KINGSBURY SD-
525 PM CDT TUE JUL 5 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 530 PM CDT
FOR NORTHWESTERN BROOKINGS AND EAST CENTRAL KINGSBURY COUNTIES...

AT 524 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER VOLGA...OR
NEAR BROOKINGS...MOVING EAST AT 30 MPH.

HAZARD...60 MPH WIND GUSTS AND HALF DOLLAR SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO 
         ROOFS...SIDING...AND TREES. 

THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
BROOKINGS COUNTY BETWEEN VOLGA AND BROOKINGS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR EAST CENTRAL
SOUTH DAKOTA.

LAT...LON 4428 9677 4429 9680 4441 9721 4454 9715
      4454 9668
TIME...MOT...LOC 2224Z 279DEG 26KT 4435 9690 

HAIL...1.25IN
WIND...60MPH
 
$$

CHAPMAN
682 
WWUS53 KFSD 052235
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
535 PM CDT TUE JUL 5 2016

SDC011-077-052243-
/O.EXP.KFSD.SV.W.0089.000000T0000Z-160705T2230Z/
BROOKINGS SD-KINGSBURY SD-
535 PM CDT TUE JUL 5 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BROOKINGS AND
EAST CENTRAL KINGSBURY COUNTIES HAS EXPIRED...
        
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE...THE WARNING HAS BEEN ALLOWED TO EXPIRE.  HOWEVER... THE
SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR CENTRAL BROOKINGS
COUNTY.  AT 531 PM CDT...GOLF BALL SIZE HAIL WAS REPORTED 5 MILES
NORTH OF BROOKINGS BY A TRAINED WEATHER SPOTTER.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM CDT FOR EAST CENTRAL
SOUTH DAKOTA.

LAT...LON 4428 9677 4429 9680 4441 9721 4454 9715
      4454 9668
TIME...MOT...LOC 2232Z 272DEG 22KT 4435 9690 

$$

CHAPMAN

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 5, 4:03 PM CDTSevere Thunderstorm WarningFSDBeadle42 min
Jul 5, 4:35 PM CDTSevere Thunderstorm WarningFSDBeadle, Jerauld, Sanborn40 min
Jul 5, 5:28 PM CDTSevere Thunderstorm WarningFSDBrookings25 min
Jul 5, 5:46 PM CDTSevere Thunderstorm WarningFSDBrookings, Kingsbury29 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2016Every severe thunderstorm warning in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.