Alert archive / South Dakota / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 23, NWS Sioux Falls, SD

May 25, 2016Beadle County, South Dakota

NWS Sioux Falls, SD issued this severe thunderstorm warning at May 25, 2016, 6:37 PM CDT for Beadle County, South Dakota. It was in force for 38 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 25, 2016, 6:37 PM CDT (23:37 UTC)
Expired: May 25, 2016, 7:15 PM CDT
In force: 38 min
Issued by: NWS Sioux Falls, SD
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

County Beadle County, SD

The radar

The Aberdeen radar (KABR), 104 km from the middle of the area, began a volume at 23:37 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.

The nearest sounding before it

Aberdeen, SD (KABR), launched 12:00Z, 11.6 hours before the alert went out and 42 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 7 J/kg
Mixed-layer CIN: -228 J/kg
Mixed-layer LCL: 1319 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: -41 m²/s²
0-3 km storm-relative helicity: -111 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

266 
WUUS53 KFSD 252337
SVRFSD
SDC005-260015-
/O.NEW.KFSD.SV.W.0023.160525T2337Z-160526T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
637 PM CDT WED MAY 25 2016

THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A

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

* UNTIL 715 PM CDT

* AT 637 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR ST. LAWRENCE...
  OR NEAR MILLER...MOVING EAST AT 40 MPH.

  HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
           DAMAGE TO ROOFS...SIDING...WINDOWS...AND VEHICLES. EXPECT 
           WIND DAMAGE TO ROOFS...SIDING...AND TREES. 

* THIS SEVERE THUNDERSTORM WILL BE NEAR...
  WESSINGTON AROUND 655 PM CDT. 
  HITCHCOCK AROUND 715 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
BROADLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 4463 9831 4448 9816 4442 9844 4435 9870
      4463 9871
TIME...MOT...LOC 2337Z 250DEG 36KT 4445 9893 

HAIL...1.50IN
WIND...60MPH
 
$$

DUX

2 follow-up statements

848 
WWUS53 KFSD 252357
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
657 PM CDT WED MAY 25 2016

SDC005-260015-
/O.CON.KFSD.SV.W.0023.000000T0000Z-160526T0015Z/
BEADLE SD-
657 PM CDT WED MAY 25 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR NORTHWESTERN BEADLE COUNTY...

AT 656 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR WESSINGTON...OR
15 MILES EAST OF MILLER...MOVING EAST AT 40 MPH.

HAZARD...PING PONG BALL SIZE HAIL AND 60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...PEOPLE AND ANIMALS OUTDOORS WILL BE INJURED. EXPECT HAIL 
         DAMAGE TO ROOFS...SIDING...WINDOWS...AND VEHICLES. EXPECT WIND 
         DAMAGE TO ROOFS...SIDING...AND TREES. 

THIS SEVERE STORM WILL BE NEAR...
  HITCHCOCK AROUND 715 PM CDT. 

OTHER LOCATIONS IMPACTED BY THIS SEVERE THUNDERSTORM INCLUDE
BROADLAND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

&&

LAT...LON 4463 9831 4448 9816 4442 9844 4435 9870
      4463 9871
TIME...MOT...LOC 2356Z 251DEG 36KT 4452 9867 

HAIL...1.50IN
WIND...60MPH
 
$$

DUX

103 
WWUS53 KFSD 260014
SVSFSD

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
714 PM CDT WED MAY 25 2016

SDC005-260023-
/O.EXP.KFSD.SV.W.0023.000000T0000Z-160526T0015Z/
BEADLE SD-
714 PM CDT WED MAY 25 2016

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BEADLE COUNTY
WILL EXPIRE AT 715 PM CDT...
        
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE. HOWEVER A NEW
SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 8PM CDT FOR
BEADLE COUNTY. 

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

LAT...LON 4463 9831 4448 9816 4442 9844 4435 9870
      4463 9871
TIME...MOT...LOC 0011Z 250DEG 36KT 4452 9867 

$$

DUX

The office that day

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

Issued	Product	Office	Counties	Lasted
May 25, 6:31 PM CDT	Severe Thunderstorm Warning	FSD	Beadle, Jerauld	44 min
May 25, 6:34 PM CDT	Severe Thunderstorm Warning	FSD	Aurora, Brule, Jerauld	41 min
May 25, 6:39 PM CDT	Severe Thunderstorm Warning	FSD	Charles Mix, Douglas, Gregory	51 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2016 Every 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.