Alert archive / South Dakota / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 21, NWS Aberdeen, SD

June 15, 20194 counties in South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jun 15, 2019, 3:19 PM CDT for 4 counties in South Dakota. It was in force for 41 min. 1 report 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 15, 2019, 3:19 PM CDT (20:19 UTC)
Expired: Jun 15, 2019, 4:00 PM CDT
In force: 41 min
Issued by: NWS Aberdeen, SD
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Clark County, SD, Codington County, SD, Day County, SD, Spink County, SD

The radar

The Aberdeen radar (KABR), 67 km from the middle of the area, began a volume at 20:23 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

Time	Report	Where	Remark
Jun 15, 3:49 PM CDT	TSTM WND GST 50	3 Ene Crandall, SD	ESTIMATED 50 MPH TSTM WINDS AND PEA SIZE HAIL.

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, 8.3 hours before the alert went out and 57 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: -271 J/kg
Mixed-layer LCL: 1198 m above ground
0-6 km bulk shear: 23 kt
0-1 km storm-relative helicity: 87 m²/s²
0-3 km storm-relative helicity: 109 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

261 
WUUS53 KABR 152019
SVRABR
SDC025-029-037-115-152100-
/O.NEW.KABR.SV.W.0021.190615T2019Z-190615T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Aberdeen SD
319 PM CDT Sat Jun 15 2019

The National Weather Service in Aberdeen has issued a

* Severe Thunderstorm Warning for...
  Southern Day County in northeastern South Dakota...
  Northern Clark County in northeastern South Dakota...
  Northeastern Spink County in northeastern South Dakota...
  Northwestern Codington County in northeastern South Dakota...

* Until 400 PM CDT.

* At 318 PM CDT, a severe thunderstorm was located near Crandall, or
  18 miles north of Clark, moving east at 35 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* Locations impacted include...
  Wallace, Bradley, Garden City, Lily, Crocker, Crandall, Grass Lake,
  Swan Lake and Hillcrest Colony.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4506 9799 4525 9793 4517 9724 4489 9750
TIME...MOT...LOC 2018Z 286DEG 31KT 4514 9787 

HAIL...1.00IN
WIND...60MPH
 
$$

TDK

2 follow-up statements

277 
WWUS53 KABR 152040
SVSABR

Severe Weather Statement
National Weather Service Aberdeen SD
340 PM CDT Sat Jun 15 2019

SDC115-152050-
/O.CAN.KABR.SV.W.0021.000000T0000Z-190615T2100Z/
Spink SD-
340 PM CDT Sat Jun 15 2019

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN SPINK COUNTY IS
CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

LAT...LON 4502 9787 4518 9778 4517 9724 4489 9750
TIME...MOT...LOC 2040Z 291DEG 26KT 4507 9770 

$$

SDC025-029-037-152100-
/O.CON.KABR.SV.W.0021.000000T0000Z-190615T2100Z/
Day SD-Clark SD-Codington SD-
340 PM CDT Sat Jun 15 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 400 PM CDT
FOR SOUTHEASTERN DAY...NORTHEASTERN CLARK AND NORTHWESTERN CODINGTON
COUNTIES...

At 340 PM CDT, a severe thunderstorm was located near Bradley, or 13
miles north of Clark, moving east at 30 mph.

HAZARD...60 mph wind gusts and nickel size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Wallace, Bradley, Garden City, Crocker, Grass Lake, Swan Lake and
Hillcrest Colony.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4502 9787 4518 9778 4517 9724 4489 9750
TIME...MOT...LOC 2040Z 291DEG 26KT 4507 9770 

HAIL...0.88IN
WIND...60MPH
 
$$

TDK

073 
WWUS53 KABR 152056
SVSABR

Severe Weather Statement
National Weather Service Aberdeen SD
356 PM CDT Sat Jun 15 2019

SDC025-029-037-152105-
/O.EXP.KABR.SV.W.0021.000000T0000Z-190615T2100Z/
Day SD-Clark SD-Codington SD-
356 PM CDT Sat Jun 15 2019

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN DAY...
NORTHEASTERN CLARK AND NORTHWESTERN CODINGTON COUNTIES WILL EXPIRE AT
400 PM CDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However small hail
is still possible with this thunderstorm.

LAT...LON 4502 9787 4518 9778 4517 9724 4489 9750
TIME...MOT...LOC 2055Z 286DEG 31KT 4503 9753 

$$

TDK

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 14, 9:16 PM CDT	Severe Thunderstorm Warning	ABR	Hand, Hyde	59 min
Jun 14, 10:23 PM CDT	Special Weather Statement	ABR	Hand	67 min
Jun 15, 1:34 PM CDT	Special Weather Statement	ABR	Brown	26 min
Jun 15, 2:43 PM CDT	Special Weather Statement	ABR	Spink	32 min
Jun 15, 2:54 PM CDT	Severe Thunderstorm Warning	ABR	Brown, Clark, Day, Spink	39 min
Jun 15, 4:19 PM CDT	Special Weather Statement	ABR	Codington	26 min
Jun 15, 4:32 PM CDT	Special Weather Statement	ABR	Brown	28 min
Jun 15, 4:47 PM CDT	Special Weather Statement	ABR	Hamlin	43 min
Jun 15, 4:57 PM CDT	Severe Thunderstorm Warning	ABR	Deuel, Hamlin	48 min
Jun 15, 6:08 PM CDT	Special Weather Statement	ABR	Marshall	22 min
Jun 15, 6:15 PM CDT	Severe Thunderstorm Warning	ABR	Deuel	19 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2019 Every severe thunderstorm warning in 2019

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.