Alert archive / South Dakota / Tornado Warnings in 2014

Tornado Warning 9, NWS Sioux Falls, SD

June 5, 2014Minnehaha County, South Dakota

NWS Sioux Falls, SD issued this tornado warning at Jun 5, 2014, 2:12 PM CDT for Minnehaha County, South Dakota. It was in force for 18 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 5, 2014, 2:12 PM CDT (19:12 UTC)
Expired
Jun 5, 2014, 2:30 PM CDT
In force
18 min
Issued by
NWS Sioux Falls, SD
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Minnehaha County, SD

The radar

The Sioux Falls radar (KFSD), 20 km from the middle of the area, began a volume at 19:13 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, 2:14 PM CDTTORNADO2 E Hartford, SD
Jun 5, 2:17 PM CDTHAIL 1.5Nne Hartford, SD

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, 7.2 hours before the alert went out and 178 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 2014-06-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 575 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 2014-06-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
575 J/kg
Mixed-layer CIN
-28 J/kg
Mixed-layer LCL
701 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
46 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.

335 
WFUS53 KFSD 051912
TORFSD
SDC099-051930-
/O.NEW.KFSD.TO.W.0009.140605T1912Z-140605T1930Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
212 PM CDT THU JUN 5 2014

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL MINNEHAHA COUNTY IN SOUTHEAST SOUTH DAKOTA...

* UNTIL 230 PM CDT

* AT 209 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR HARTFORD...AND MOVING EAST AT 20 MPH.

  HAZARD...TORNADO.

  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 AFFECT MAINLY RURAL AREAS OF CENTRAL
  MINNEHAHA COUNTY.

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 4378 9683 4363 9681 4361 9707 4372 9706
TIME...MOT...LOC 1912Z 264DEG 16KT 4364 9694

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

SCHUMACHER
1 follow-up statement
143 
WWUS53 KFSD 051926
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
226 PM CDT THU JUN 5 2014

SDC099-051936-
/O.EXP.KFSD.TO.W.0009.000000T0000Z-140605T1930Z/
MINNEHAHA SD-
226 PM CDT THU JUN 5 2014

...THE TORNADO WARNING FOR CENTRAL MINNEHAHA COUNTY WILL EXPIRE AT
230 PM CDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE 
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR 
PROPERTY. HOWEVER...IT IS CAPABLE OF PRODUCING SMALL HAIL AND HEAVY 
RAIN.

LAT...LON 4378 9683 4363 9681 4361 9707 4372 9706
TIME...MOT...LOC 1926Z 264DEG 16KT 4365 9685

$$

SCHUMACHER

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 5, 9:07 AM CDTFlash Flood WarningFSDBrookings3 hr
Jun 5, 2:38 PM CDTSevere Thunderstorm WarningFSDMinnehaha37 min
Jun 5, 2:44 PM CDTTornado WarningFSDMinnehaha31 min
Jun 5, 3:10 PM CDTTornado WarningFSDLincoln, Minnehaha35 min
Jun 5, 3:32 PM CDTSevere Thunderstorm WarningFSDLincoln43 min
Jun 5, 3:38 PM CDTTornado WarningFSDLincoln37 min
Jun 5, 4:11 PM CDTSevere Thunderstorm WarningFSDLincoln19 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.