Alert archive / South Dakota / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 158, NWS Sioux Falls, SD

June 19, 2012Brookings County, Moody County, South Dakota; Lincoln County, Pipestone County, Minnesota

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 19, 2012, 12:49 AM CDT for Brookings County, Moody County, South Dakota; Lincoln County, Pipestone County, Minnesota. It was in force for 41 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 19, 2012, 12:49 AM CDT (05:49 UTC)
Expired
Jun 19, 2012, 1:30 AM CDT
In force
41 min
Issued by
NWS Sioux Falls, SD
Area
Storm-based polygon
Hail
3.0 in
Wind
60.0 mph

Counties Lincoln County, MN, Pipestone County, MN, Brookings County, SD, Moody County, SD

The radar

The Sioux Falls radar (KFSD), 76 km from the middle of the area, began a volume at 05:49 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 19, 12:50 AM CDTHAIL 1.257 N Brookings, SD
Jun 19, 12:55 AM CDTTSTM WND DMGBrookings, SD1 FOOT DIAMETER TREE KNOCKED DOWN AND SEVERAL SMALL BRANCHES STRIPPED FROM TREE
Jun 19, 1:07 AM CDTHAIL 1.25White, SD
Jun 19, 1:37 AM CDTHAIL 1.53 Sw Arco, MN

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 18, 10:08 PM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 5.8 hours before the alert went out and 161 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 2012-06-19Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 00:00Z on 2012-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 48 square meters per square second.1939587897117Sfc1 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
3093 m above ground
0-6 km bulk shear
67 kt
0-1 km storm-relative helicity
48 m²/s²
0-3 km storm-relative helicity
233 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.

403 
WUUS53 KFSD 190549
SVRFSD
MNC081-117-SDC011-101-190630-
/O.NEW.KFSD.SV.W.0158.120619T0549Z-120619T0630Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
1249 AM CDT TUE JUN 19 2012

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN LINCOLN COUNTY IN SOUTHWEST MINNESOTA...
  NORTHERN PIPESTONE COUNTY IN SOUTHWEST MINNESOTA...
  BROOKINGS COUNTY IN EAST CENTRAL SOUTH DAKOTA...
  NORTHERN MOODY COUNTY IN EAST CENTRAL SOUTH DAKOTA...

* UNTIL 130 AM CDT

* AT 1248 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE
  TRACKING A SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE   
  DESTRUCTIVE HAIL LARGER THAN BASEBALL SIZE...AND DAMAGING WINDS IN 
  EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR BRUCE...OR 6 
  MILES NORTHWEST OF BROOKINGS...AND MOVING EAST AT 50 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  BROOKINGS THROUGH 1255 AM CDT...
  AURORA AND WHITE AROUND 1255 AM CDT...
  ELKTON AND WARD AROUND 110 AM CDT...
  LAKE BENTON AROUND 120 AM CDT...
  TYLER AND ARCO AROUND 125 AM CDT...
  RUTHTON AROUND 130 AM CDT...

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
BUSHNELL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...PREPARE IMMEDIATELY FOR LARGE
HAIL AND DAMAGING WINDS. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

&&

LAT...LON 4441 9608 4409 9606 4414 9666 4418 9689
      4420 9689 4420 9701 4447 9694
TIME...MOT...LOC 0548Z 279DEG 45KT 4437 9682
WIND...HAIL 60MPH 3.00IN

$$

SCHUMACHER
2 follow-up statements
543 
WWUS53 KFSD 190609
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
109 AM CDT TUE JUN 19 2012

MNC081-117-SDC011-101-190630-
/O.CON.KFSD.SV.W.0158.000000T0000Z-120619T0630Z/
LINCOLN MN-PIPESTONE MN-MOODY SD-BROOKINGS SD-
109 AM CDT TUE JUN 19 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
BROOKINGS...NORTHEASTERN MOODY...NORTHERN PIPESTONE AND SOUTHERN
LINCOLN COUNTIES UNTIL 130 AM CDT...

AT 109 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE DESTRUCTIVE HAIL UP
TO BASEBALL SIZE...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS
STORM WAS LOCATED 7 MILES NORTH OF ELKTON...OR 14 MILES EAST OF
BROOKINGS...MOVING EAST AT 50 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  LAKE BENTON AROUND 120 AM CDT...
  ARCO AROUND 125 AM CDT...
  TYLER AND RUTHTON AROUND 130 AM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!

&&

LAT...LON 4441 9608 4420 9608 4420 9607 4409 9606
      4415 9671 4416 9673 4421 9675 4445 9677
TIME...MOT...LOC 0609Z 279DEG 45KT 4432 9646
WIND...HAIL 60MPH 2.75IN

$$

SCHUMACHER
329 
WWUS53 KFSD 190620
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
120 AM CDT TUE JUN 19 2012

MNC081-117-SDC011-101-190630-
/O.CON.KFSD.SV.W.0158.000000T0000Z-120619T0630Z/
LINCOLN MN-PIPESTONE MN-MOODY SD-BROOKINGS SD-
120 AM CDT TUE JUN 19 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
BROOKINGS...NORTHEASTERN MOODY...NORTHERN PIPESTONE AND SOUTHERN
LINCOLN COUNTIES UNTIL 130 AM CDT...

AT 120 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS WERE TRACKING
A SEVERE THUNDERSTORM CAPABLE OF PRODUCING LARGE DESTRUCTIVE HAIL UP
TO BASEBALL SIZE...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS
STORM WAS LOCATED 6 MILES NORTHWEST OF LAKE BENTON...OR 19 MILES EAST
OF BROOKINGS...MOVING EAST AT 45 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  LAKE BENTON AROUND 125 AM CDT...
  TYLER AND ARCO AROUND 130 AM CDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS STORM HAS A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!

&&

LAT...LON 4441 9608 4420 9608 4420 9607 4409 9606
      4415 9671 4416 9673 4421 9675 4445 9677
TIME...MOT...LOC 0620Z 280DEG 38KT 4431 9638
WIND...HAIL 60MPH 2.75IN

$$

SCHUMACHER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 11:23 PM CDTSevere Thunderstorm WarningFSDBeadle, Kingsbury37 min
Jun 18, 11:48 PM CDTSevere Thunderstorm WarningFSDKingsbury27 min
Jun 19, 12:11 AM CDTSevere Thunderstorm WarningFSDBrookings, Kingsbury49 min
Jun 19, 1:24 AM CDTSevere Thunderstorm WarningFSDLincoln, Lyon, Murray, Pipestone66 min
Jun 19, 2:04 AM CDTSevere Thunderstorm WarningFSDLyon26 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2012Severe Thunderstorm Warnings in Minnesota, 2012Every severe thunderstorm warning in 2012

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.