Alert archive / South Dakota / Tornado Warnings in 2014

Tornado Warning 5, NWS Aberdeen, SD

June 11, 2014Marshall County, South Dakota

NWS Aberdeen, SD issued this tornado warning at Jun 11, 2014, 6:15 PM CDT for Marshall County, South Dakota. It was in force for 30 min. 2 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 11, 2014, 6:15 PM CDT (23:15 UTC)
Expired
Jun 11, 2014, 6:45 PM CDT
In force
30 min
Issued by
NWS Aberdeen, SD
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

County Marshall County, SD

The radar

The Aberdeen radar (KABR), 80 km from the middle of the area, began a volume at 23:16 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 11, 6:18 PM CDTHAIL 1.755 W Fort Sisseton State, SDMIX OF HAIL SIZES WITH THE LARGEST BEING GOLF BALL. TIME BASED OFF RADAR
Jun 11, 6:18 PM CDTTORNADO7 W Fort Sisseton State, SDAN NWS SURVEY TEAM CONCLUDED THAT A BRIEF EF-1 TORNADO OCCURRED NEAR THE INTERSECTION OF 119TH ST AND 427TH AVE. A LARGE METAL GARAGE AND WOODEN OUTBUILDING BOTH SUSTAINED SIGNIFCANT DAMAGE. A FEW TREES ALSO SUSTAINED BROKEN LIMBS.

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

The nearest sounding before it

Aberdeen, SD (KABR), launched 12:00Z, 11.3 hours before the alert went out and 116 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 2014-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2 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 2014-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 281 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
2 J/kg
Mixed-layer CIN
-107 J/kg
Mixed-layer LCL
810 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
281 m²/s²
0-3 km storm-relative helicity
490 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.

928 
WFUS53 KABR 112315
TORABR
SDC091-112345-
/O.NEW.KABR.TO.W.0005.140611T2315Z-140611T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
615 PM CDT WED JUN 11 2014

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN MARSHALL COUNTY IN NORTHEAST SOUTH DAKOTA...

* UNTIL 645 PM CDT

* AT 612 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 6 MILES WEST OF FORT SISSETON STATE PARK...OR 9
  MILES SOUTHEAST OF BRITTON...MOVING EAST AT 40 MPH.

  HAZARD...TORNADO AND QUARTER SIZE HAIL.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
           SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
           TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
           LIKELY.

* THIS DANGEROUS STORM WILL BE NEAR...
  FORT SISSETON STATE PARK AROUND 620 PM CDT.
  ROY LAKE STATE PARK AND LAKE CITY AROUND 630 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4576 9725 4562 9723 4562 9772 4569 9774
TIME...MOT...LOC 2315Z 264DEG 35KT 4567 9761

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$
SERR
2 follow-up statements
820 
WWUS53 KABR 112329
SVSABR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
629 PM CDT WED JUN 11 2014

SDC091-112345-
/O.CON.KABR.TO.W.0005.000000T0000Z-140611T2345Z/
MARSHALL SD-
629 PM CDT WED JUN 11 2014

...A TORNADO WARNING REMAINS IN EFFECT FOR EAST CENTRAL MARSHALL
COUNTY UNTIL 645 PM CDT...

AT 627 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR FORT SISSETON STATE PARK...OR 14 MILES SOUTHEAST OF
BRITTON...MOVING EAST AT 30 MPH.

HAZARD...TORNADO AND QUARTER SIZE HAIL.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...FLYING DEBRIS WILL BE DANGEROUS TO THOSE CAUGHT WITHOUT
         SHELTER. MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE
         TO ROOFS...WINDOWS AND VEHICLES WILL OCCUR. TREE DAMAGE IS
         LIKELY.

THIS DANGEROUS STORM WILL BE NEAR...
  ROY LAKE STATE PARK AND LAKE CITY AROUND 635 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 4570 9756 4575 9734 4576 9725 4562 9723
      4562 9755
TIME...MOT...LOC 2329Z 276DEG 24KT 4565 9751

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$
SERR
341 
WWUS53 KABR 112344
SVSABR

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ABERDEEN SD
644 PM CDT WED JUN 11 2014

SDC091-112352-
/O.EXP.KABR.TO.W.0005.000000T0000Z-140611T2345Z/
MARSHALL SD-
644 PM CDT WED JUN 11 2014

...THE TORNADO WARNING FOR EAST CENTRAL MARSHALL COUNTY WILL EXPIRE
AT 645 PM CDT/545 PM MDT/...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
 HOWEVER...SMALL HAIL AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS
THUNDERSTORM.

LAT...LON 4570 9756 4575 9734 4576 9725 4562 9723
      4562 9755
TIME...MOT...LOC 2342Z 276DEG 24KT 4564 9739

$$
SERR

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 11, 6:12 PM CDTSevere Thunderstorm WarningABRMarshall33 min

Nearby

Tornado Warnings in South Dakota, 2014Every tornado warning in 2014Tornadoes in 2014

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.