Alert archive / South Dakota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 67, NWS Sioux Falls, SD

June 17, 2016Lake County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 17, 2016, 7:01 PM CDT for Lake County, South Dakota. It was in force for 44 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
Jun 17, 2016, 7:01 PM CDT (00:01 UTC)
Expired
Jun 17, 2016, 7:45 PM CDT
In force
44 min
Issued by
NWS Sioux Falls, SD
Area
Storm-based polygon
Hail
1.25 in
Wind
50.0 mph

County Lake County, SD

The radar

The Sioux Falls radar (KFSD), 56 km from the middle of the area, began a volume at 00:00 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 17, 7:18 PM CDTHAIL 1Madison, SD.
Jun 17, 7:21 PM CDTHAIL 1.75Madison, SD.
Jun 17, 7:35 PM CDTTSTM WND DMGWentworth, SDLARGE TREES DOWN.
Jun 17, 7:40 PM CDTHAIL 14 Ssw Madison, SDTIME ESTIMATED FROM RADAR.

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
Jun 17, 3:06 PM CDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 0.0 hours before the alert went out and 145 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 2016-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1368 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 2016-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 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
1368 J/kg
Mixed-layer CIN
-140 J/kg
Mixed-layer LCL
1582 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
213 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

As transmitted.

422 
WUUS53 KFSD 180001
SVRFSD
SDC079-180045-
/O.NEW.KFSD.SV.W.0067.160618T0001Z-160618T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
701 PM CDT FRI JUN 17 2016

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CENTRAL LAKE COUNTY IN EAST CENTRAL SOUTH DAKOTA...

* UNTIL 745 PM CDT

* AT 701 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER ORLAND...OR
  NEAR LAKE HERMAN STATE PARK...MOVING NORTHEAST AT 20 MPH.

  HAZARD...HALF DOLLAR SIZE HAIL. 

  SOURCE...RADAR INDICATED. 

  IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  LAKE HERMAN STATE PARK AROUND 715 PM CDT. 
  MADISON AROUND 725 PM CDT. 
  WENTWORTH AROUND 735 PM CDT. 
  NUNDA AROUND 745 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4394 9689 4388 9715 4400 9732 4415 9712
      4420 9690 4420 9689
TIME...MOT...LOC 0001Z 230DEG 19KT 4391 9719 

HAIL...1.25IN
WIND...<50MPH
 
$$

SCHUMACHER
2 follow-up statements
107 
WWUS53 KFSD 180014
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
714 PM CDT FRI JUN 17 2016

SDC079-180045-
/O.CON.KFSD.SV.W.0067.000000T0000Z-160618T0045Z/
LAKE SD-
714 PM CDT FRI JUN 17 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR CENTRAL LAKE COUNTY...

AT 714 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER LAKE HERMAN
STATE PARK...MOVING NORTHEAST AT 15 MPH.

HAZARD...QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. 

IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

THIS SEVERE STORM WILL BE NEAR...
  MADISON AROUND 730 PM CDT. 
  WENTWORTH AROUND 745 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4394 9689 4388 9715 4400 9732 4415 9712
      4420 9690 4420 9689
TIME...MOT...LOC 0014Z 240DEG 15KT 4397 9715 

HAIL...1.00IN
WIND...<50MPH
 
$$

SCHUMACHER
926 
WWUS53 KFSD 180020
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
720 PM CDT FRI JUN 17 2016

SDC079-180045-
/O.CON.KFSD.SV.W.0067.000000T0000Z-160618T0045Z/
LAKE SD-
720 PM CDT FRI JUN 17 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 745 PM CDT
FOR CENTRAL LAKE COUNTY...

AT 719 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
MADISON...MOVING NORTHEAST AT 20 MPH.

HAZARD...QUARTER SIZE HAIL. 

SOURCE...RADAR INDICATED. AT 717 PM CDT...1 INCH HAIL WAS REPORTED
         IN MADISON.  

IMPACT...DAMAGE TO VEHICLES IS EXPECTED. 

THIS SEVERE STORM WILL BE NEAR...
  WENTWORTH AROUND 735 PM CDT. 
  NUNDA AROUND 745 PM CDT. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4394 9689 4388 9715 4400 9732 4415 9712
      4420 9690 4420 9689
TIME...MOT...LOC 0019Z 230DEG 19KT 4399 9711 

HAIL...1.00IN
WIND...<50MPH
 
$$

SCHUMACHER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 7:17 PM CDTFlash Flood WarningFSDLake3 hr
Jun 17, 7:33 PM CDTSevere Thunderstorm WarningFSDLake, McCook27 min
Jun 17, 7:38 PM CDTSevere Thunderstorm WarningFSDMinnehaha, Moody41 min
Jun 17, 7:39 PM CDTSevere Thunderstorm WarningFSDLake36 min
Jun 17, 8:03 PM CDTSevere Thunderstorm WarningFSDLake, McCook, Miner27 min
Jun 17, 8:17 PM CDTSevere Thunderstorm WarningFSDLincoln, McCook, Minnehaha, Turner28 min
Jun 17, 8:18 PM CDTSevere Thunderstorm WarningFSDLincoln42 min
Jun 17, 8:26 PM CDTFlash Flood WarningFSDLincoln, Minnehaha3 hr
Jun 17, 8:44 PM CDTSevere Thunderstorm WarningFSDClay, Lincoln, Turner, Union46 min
Jun 17, 8:49 PM CDTSevere Thunderstorm WarningFSDBon Homme, Hutchinson26 min
Jun 17, 8:52 PM CDTFlash Flood WarningFSDHutchinson, McCook3 hr
Jun 17, 9:13 PM CDTSevere Thunderstorm WarningFSDBon Homme, Hutchinson, Turner, Yankton47 min
Jun 17, 9:53 PM CDTSevere Thunderstorm WarningFSDBon Homme, Clay, Union, Yankton52 min
Jun 17, 10:33 PM CDTSevere Thunderstorm WarningFSDGregory42 min
Jun 17, 10:41 PM CDTSevere Thunderstorm WarningFSDUnion49 min
Jun 18, 3:14 AM CDTHeat AdvisoryFSDAurora, Beadle, Bon Homme, Brookings, Brule, Charles Mix and 18 more41 hr

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.