Alert archive / South Dakota / Tornado Warnings in 2003

Tornado Warning 4, NWS Aberdeen, SD

June 11, 2003Hughes County, Sully County, South Dakota

NWS Aberdeen, SD issued this tornado warning at Jun 11, 2003, 7:06 PM CDT for Hughes County, Sully County, South Dakota. It was in force for 39 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: Jun 11, 2003, 7:06 PM CDT (00:06 UTC)
Expired: Jun 11, 2003, 7:45 PM CDT
In force: 39 min
Issued by: NWS Aberdeen, SD
Area: Counties, with a storm outline in the text

Counties Hughes County, SD, Sully County, SD

The radar

The Aberdeen radar (KABR), 171 km from the middle of the area, began a volume at 00:08 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jun 11, 2:40 PM CDT	Tornado Watch	SPC	6 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 0.1 hours before the alert went out and 148 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: 69 J/kg
Mixed-layer CIN: -101 J/kg
Mixed-layer LCL: 1547 m above ground
0-6 km bulk shear: 48 kt
0-1 km storm-relative helicity: 55 m²/s²
0-3 km storm-relative helicity: 177 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.

000 
WFUS53 KABR 120006
TORABR
SDC065-119-120045-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
706 PM CDT WED JUN 11 2003

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A

* TORNADO WARNING FOR...
  HUGHES COUNTY IN CENTRAL SOUTH DAKOTA
  SULLY COUNTY IN CENTRAL SOUTH DAKOTA

* UNTIL 745 PM CDT

* AT 706 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 13 MILES WEST OF
  EAKIN...OR ABOUT 13 MILES SOUTHWEST OF ONIDA...MOVING EAST AT 20
  MPH.

* THE TORNADO WILL BE NEAR...
  ONIDA AROUND 725 PM CDT
  EAKIN...CANNING AROUND 735 PM CDT
  BLUNT AROUND 740 PM CDT

THIS WARNING REPLACES THE SEVERE THUNDERSTORM WARNING PREVIOUSLY
ISSUED FOR THE WARNED AREA.

THIS IS AN EXTREMELY DANGEROUS AND POTENTIALLY LIFE THREATENING
SITUATION. IF YOU ARE IN THE PATH OF THIS TORNADO TAKE SHELTER NOW

REPORT SEVERE WEATHER TO THE NEAREST LAW ENFORCEMENT AGENCY. THEY
WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE OFFICE IN
ABERDEEN.

LAT...LON 4470 10039 4452 10041 4435 9999 4471 9993

$$
HARDING

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 11, 7:02 PM CDT	Severe Thunderstorm Warning	ABR	Sully	58 min
Jun 11, 7:04 PM CDT	Tornado Warning	ABR	Hughes, Lyman	41 min
Jun 11, 7:16 PM CDT	Severe Thunderstorm Warning	ABR	Dewey, Potter	44 min
Jun 11, 7:32 PM CDT	Tornado Warning	ABR	Potter	43 min
Jun 11, 7:42 PM CDT	Tornado Warning	ABR	Hughes	33 min
Jun 11, 7:42 PM CDT	Tornado Warning	ABR	Lyman	48 min
Jun 11, 7:49 PM CDT	Tornado Warning	ABR	Sully	26 min
Jun 11, 7:54 PM CDT	Severe Thunderstorm Warning	ABR	Edmunds, Faulk	66 min
Jun 11, 8:06 PM CDT	Tornado Warning	ABR	Hyde	39 min
Jun 11, 8:13 PM CDT	Tornado Warning	ABR	Sully	47 min
Jun 11, 8:18 PM CDT	Tornado Warning	ABR	Hughes	27 min
Jun 11, 8:28 PM CDT	Tornado Warning	ABR	Lyman	47 min
Jun 11, 8:46 PM CDT	Severe Thunderstorm Warning	ABR	Hyde	44 min
Jun 11, 9:17 PM CDT	Tornado Warning	ABR	Lyman	13 min
Jun 11, 9:18 PM CDT	Flash Flood Warning	ABR	Lyman	3 hr
Jun 11, 9:31 PM CDT	Tornado Warning	ABR	Lyman	44 min

Nearby

Tornado Warnings in South Dakota, 2003 Every tornado warning in 2003 Tornadoes in 2003

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.