Alert archive / South Dakota / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 72, NWS Aberdeen, SD

July 25, 2021Faulk County, Hand County, Hyde County, South Dakota

NWS Aberdeen, SD issued this severe thunderstorm warning at Jul 25, 2021, 6:24 PM CDT for Faulk County, Hand County, Hyde County, South Dakota. It was in force for 51 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
Jul 25, 2021, 6:24 PM CDT (23:24 UTC)
Expired
Jul 25, 2021, 7:15 PM CDT
In force
51 min
Issued by
NWS Aberdeen, SD
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Faulk County, SD, Hand County, SD, Hyde County, SD

The radar

The Aberdeen radar (KABR), 92 km from the middle of the area, began a volume at 23:25 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
Jul 25, 6:35 PM CDTHAIL 2.59 S Burkmere, SDVERIFIED BY SOCIAL MEDIA PHOTOS. TIME ESTIMATED.
Jul 25, 6:46 PM CDTHAIL 17 Sw Faulkton, 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, 11.4 hours before the alert went out and 72 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 2021-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Aberdeen, SD at 12:00Z on 2021-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 89 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2316 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
89 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

083 
WUUS53 KABR 252324
SVRABR
SDC049-059-069-260015-
/O.NEW.KABR.SV.W.0072.210725T2324Z-210726T0015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Aberdeen SD
624 PM CDT Sun Jul 25 2021

The National Weather Service in Aberdeen has issued a

* Severe Thunderstorm Warning for...
  Northwestern Hand County in central South Dakota...
  Northeastern Hyde County in central South Dakota...
  Southwestern Faulk County in north central South Dakota...

* Until 715 PM CDT.

* At 624 PM CDT, a severe thunderstorm was located 9 miles south of
  Seneca, or 16 miles southwest of Faulkton, moving east at 30 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...
  Orient.

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 Aberdeen.

&&

LAT...LON 4487 9949 4498 9957 4502 9900 4485 9900
TIME...MOT...LOC 2324Z 271DEG 26KT 4493 9944 

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

Parkin
2 follow-up statements
174 
WWUS53 KABR 252355
SVSABR

Severe Weather Statement
National Weather Service Aberdeen SD
655 PM CDT Sun Jul 25 2021

SDC069-260005-
/O.CAN.KABR.SV.W.0072.000000T0000Z-210726T0015Z/
Hyde SD-
655 PM CDT Sun Jul 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN HYDE 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 4487 9916 4499 9921 4501 9900 4485 9900
      4485 9906
TIME...MOT...LOC 2355Z 271DEG 26KT 4493 9912 

$$

SDC049-059-260015-
/O.CON.KABR.SV.W.0072.000000T0000Z-210726T0015Z/
Hand SD-Faulk SD-
655 PM CDT Sun Jul 25 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 715 PM CDT
FOR NORTHERN HAND AND SOUTH CENTRAL FAULK COUNTIES...

At 655 PM CDT, a severe thunderstorm was located over Orient, or 7
miles south of Faulkton, moving east at 30 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...
Orient.

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
Aberdeen.

&&

LAT...LON 4487 9916 4499 9921 4501 9900 4485 9900
      4485 9906
TIME...MOT...LOC 2355Z 271DEG 26KT 4493 9912 

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

Parkin
301 
WWUS53 KABR 260014
SVSABR

Severe Weather Statement
National Weather Service Aberdeen SD
714 PM CDT Sun Jul 25 2021

SDC049-059-260024-
/O.EXP.KABR.SV.W.0072.000000T0000Z-210726T0015Z/
Hand SD-Faulk SD-
714 PM CDT Sun Jul 25 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN HAND AND SOUTH
CENTRAL FAULK COUNTIES WILL EXPIRE AT 715 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.

LAT...LON 4487 9916 4499 9921 4501 9900 4485 9900
      4485 9906
TIME...MOT...LOC 0014Z 271DEG 26KT 4493 9894 

$$

Parkin

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 4:33 PM CDTSpecial Weather StatementABRJones57 min
Jul 25, 5:31 PM CDTSpecial Weather StatementABRHughes44 min
Jul 25, 5:37 PM CDTSevere Thunderstorm WarningABRHughes, Stanley14 min
Jul 25, 5:55 PM CDTSevere Thunderstorm WarningABRJones50 min
Jul 25, 6:03 PM CDTSevere Thunderstorm WarningABRHughes29 min
Jul 25, 6:20 PM CDTSevere Thunderstorm WarningABRHand, Hyde40 min
Jul 25, 6:41 PM CDTSevere Thunderstorm WarningABRHughes, Stanley25 min
Jul 25, 6:43 PM CDTSevere Thunderstorm WarningABRLyman22 min

Nearby

Severe Thunderstorm Warnings in South Dakota, 2021Every severe thunderstorm warning in 2021

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.