Alert archive / South Dakota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 74, NWS Sioux Falls, SD

June 17, 20164 counties in South Dakota; Plymouth County, Sioux County, Iowa

NWS Sioux Falls, SD issued this severe thunderstorm warning at Jun 17, 2016, 8:44 PM CDT for 4 counties in South Dakota; Plymouth County, Sioux County, Iowa. It was in force for 46 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 17, 2016, 8:44 PM CDT (01:44 UTC)
Expired
Jun 17, 2016, 9:30 PM CDT
In force
46 min
Issued by
NWS Sioux Falls, SD
Area
Storm-based polygon
Hail
1.5 in
Wind
70.0 mph

Counties Plymouth County, IA, Sioux County, IA, Clay County, SD, Lincoln County, SD, Turner County, SD, Union County, SD

The radar

The Sioux Falls radar (KFSD), 77 km from the middle of the area, began a volume at 01:48 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, 8:55 PM CDTTSTM WND DMGHawarden, IANUMEROUS TREES DOWN ACROSS THE AREA.
Jun 17, 9:05 PM CDTTSTM WND DMGViborg, SD2-3 INCHES TREE BRANCHES DOWN IN VIBORG AND HURLEY.

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

Omaha, NE (KOAX), launched 00:00Z, 1.7 hours before the alert went out and 177 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, Omaha, NE at 00:00Z on 2016-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3543 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, Omaha, NE 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.1939Sfc1 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
3543 J/kg
Mixed-layer CIN
-70 J/kg
Mixed-layer LCL
1690 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
90 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

445 
WUUS53 KFSD 180144
SVRFSD
IAC149-167-SDC027-083-125-127-180230-
/O.NEW.KFSD.SV.W.0074.160618T0144Z-160618T0230Z/

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

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN SIOUX COUNTY IN NORTHWESTERN IOWA...
  PLYMOUTH COUNTY IN NORTHWESTERN IOWA...
  UNION COUNTY IN SOUTHEASTERN SOUTH DAKOTA...
  CLAY COUNTY IN SOUTHEASTERN SOUTH DAKOTA...
  SOUTHERN LINCOLN COUNTY IN SOUTHEASTERN SOUTH DAKOTA...
  SOUTHEASTERN TURNER COUNTY IN SOUTHEASTERN SOUTH DAKOTA...

* UNTIL 930 PM CDT

* AT 843 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM NEAR DAVIS TO NEAR IRETON...MOVING SOUTH AT 35 MPH.

  HAZARD...70 MPH WIND GUSTS AND PING PONG BALL SIZE HAIL. 

  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. 

* SEVERE THUNDERSTORMS WILL BE NEAR...
  HAWARDEN...VIBORG AND IRETON AROUND 850 PM CDT. 
  CENTERVILLE AROUND 855 PM CDT. 
  CRAIG AROUND 900 PM CDT. 
  IRENE AROUND 905 PM CDT. 
  AKRON AND WAKONDA AROUND 910 PM CDT. 
  MECKLING AROUND 930 PM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
BRUNSVILLE...OYENS...WESTFIELD AND CHATSWORTH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4280 9716 4327 9715 4302 9600 4257 9609
TIME...MOT...LOC 0143Z 013DEG 31KT 4323 9702 4305 9633 

HAIL...1.50IN
WIND...70MPH
 
$$

SCHUMACHER
1 follow-up statement
640 
WWUS53 KFSD 180229
SVSFSD

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

IAC149-167-SDC027-083-125-127-180238-
/O.EXP.KFSD.SV.W.0074.000000T0000Z-160618T0230Z/
SIOUX IA-PLYMOUTH IA-UNION SD-CLAY SD-LINCOLN SD-TURNER SD-
929 PM CDT FRI JUN 17 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN SIOUX...PLYMOUTH...
UNION...CLAY...SOUTHERN LINCOLN AND SOUTHEASTERN TURNER COUNTIES WILL
EXPIRE AT 930 PM CDT...
            
THE STORMS WHICH PROMPTED THE WARNING HAVE WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE...THE WARNING WILL BE ALLOWED TO EXPIRE.  HOWEVER GUSTY
WINDS TO 50 MPH ARE STILL POSSIBLE WITH THESE THUNDERSTORMS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM CDT FOR
NORTHWESTERN IOWA...AND SOUTHEASTERN SOUTH DAKOTA.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
SIOUX FALLS.

LAT...LON 4280 9716 4327 9715 4302 9600 4257 9609
TIME...MOT...LOC 0227Z 013DEG 31KT 4323 9702 4305 9633 

$$

DUX

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 17, 7:01 PM CDTSevere Thunderstorm WarningFSDLake44 min
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, 8:49 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
Jun 17, 9:44 PM CDTSevere Thunderstorm WarningFSDPlymouth, Sioux46 min
Jun 17, 10:14 PM CDTSevere Thunderstorm WarningFSDCherokee, Ida, Plymouth, Woodbury46 min
Jun 17, 10:57 PM CDTSevere Thunderstorm WarningFSDCherokee, Ida, Plymouth, Woodbury37 min
Jun 17, 11:33 PM CDTFlash Flood WarningFSDCherokee, Ida, Plymouth, Woodbury6 hr
Jun 18, 3:19 AM CDTRiver Flood WarningFSDWoodbury24 hr
Jun 18, 8:15 AM CDTRiver Flood WarningFSDClay, Dickinson62 hr
Jun 18, 9:26 AM CDTRiver Flood WarningFSDMonona, Woodbury29 hr
Jun 18, 9:57 AM CDTRiver Flood WarningFSDClay, Dickinson54 hr

Nearby

Severe Thunderstorm Warnings in South Dakota, 2016Severe Thunderstorm Warnings in Iowa, 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.