Alert archive / South Dakota / Tornado Warnings in 2003

Tornado Warning 20, NWS Aberdeen, SD

June 24, 2003Codington County, South Dakota

NWS Aberdeen, SD issued this tornado warning at Jun 24, 2003, 7:30 PM CDT for Codington County, South Dakota. It was in force for 45 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 24, 2003, 7:30 PM CDT (00:30 UTC)
Expired: Jun 24, 2003, 8:15 PM CDT
In force: 45 min
Issued by: NWS Aberdeen, SD
Area: Counties, with a storm outline in the text

County Codington County, SD

The radar

The Aberdeen radar (KABR), 119 km from the middle of the area, began a volume at 00:33 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 24, 7:15 PM CDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Aberdeen, SD (KABR), launched 00:00Z, 0.5 hours before the alert went out and 101 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: 728 J/kg
Mixed-layer CIN: -202 J/kg
Mixed-layer LCL: 790 m above ground
0-6 km bulk shear: 67 kt
0-1 km storm-relative helicity: 249 m²/s²
0-3 km storm-relative helicity: 552 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.3

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

603 
WFUS53 KABR 250030
TORABR
SDC029-250115-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE ABERDEEN SD
731 PM CDT TUE JUN 24 2003

THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A

* TORNADO WARNING FOR...
  CODINGTON COUNTY IN NORTHEAST SOUTH DAKOTA

* UNTIL 815 PM CDT

* AT 731 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 4 MILES SOUTH OF
  WATERTOWN...MOVING NORTHEAST AT 25 MPH.

* THE TORNADO WILL BE NEAR...
  RAUVILLE AROUND 745 PM CDT
  KRANZBURG...WAVERLY AROUND 755 PM CDT

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 4490 9727 4480 9721 4482 9689 4505 9694

$$
MARSILI

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 24, 7:18 PM CDT	Severe Thunderstorm Warning	ABR	Hughes, Hyde	42 min
Jun 24, 7:23 PM CDT	Tornado Warning	ABR	Hyde	37 min
Jun 24, 7:25 PM CDT	Tornado Warning	ABR	Day, Marshall	50 min
Jun 24, 7:49 PM CDT	Tornado Warning	ABR	Buffalo, Hand	26 min
Jun 24, 8:10 PM CDT	Tornado Warning	ABR	Marshall, Roberts	35 min
Jun 24, 8:15 PM CDT	Tornado Warning	ABR	Hand	30 min
Jun 24, 8:26 PM CDT	Tornado Warning	ABR	Clark, Hamlin	49 min
Jun 24, 9:00 PM CDT	Severe Thunderstorm Warning	ABR	Clark	60 min
Jun 24, 9:11 PM CDT	Tornado Warning	ABR	Hamlin	49 min
Jun 24, 9:20 PM CDT	Flash Flood Warning	ABR	Brown	115 min
Jun 24, 9:24 PM CDT	Tornado Warning	ABR	Clark	51 min
Jun 24, 9:37 PM CDT	Tornado Warning	ABR	Codington	38 min
Jun 24, 9:57 PM CDT	Flash Flood Warning	ABR	Clark, Codington, Hamlin	3 hr
Jun 24, 10:05 PM CDT	Severe Thunderstorm Warning	ABR	Lyman	40 min
Jun 24, 11:09 PM CDT	Flash Flood Warning	ABR	Day, Marshall, Roberts	6 hr

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.