Alert archive / South Dakota / Tornado Warnings in 2003
Tornado Warning 7, NWS Aberdeen, SD
NWS Aberdeen, SD issued this tornado warning at Jun 11, 2003, 7:42 PM CDT for Lyman County, South Dakota. It was in force for 48 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, 7:42 PM CDT (00:42 UTC)
- Expired
- Jun 11, 2003, 8:30 PM CDT
- In force
- 48 min
- Issued by
- NWS Aberdeen, SD
- Area
- Counties, with a storm outline in the text
County Lyman County, SD
The radar
The Aberdeen radar (KABR), 198 km from the middle of the area, began a volume at 00:44 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, 0.7 hours before the alert went out and 152 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KABR 120042 TORABR SDC085-120130- BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ABERDEEN SD 742 PM CDT WED JUN 11 2003 THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A * TORNADO WARNING FOR... LYMAN COUNTY IN CENTRAL SOUTH DAKOTA * UNTIL 830 PM CDT * AT 742 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 10 MILES NORTHWEST OF KENNEBEC...OR ABOUT 10 MILES NORTHEAST OF PRESHO... MOVING SOUTHEAST AT 20 MPH. * THE TORNADO WILL BE NEAR... KENNEBEC AROUND 800 PM CDT LYMAN AROUND 815 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 4411 9990 4396 10004 4378 9971 4396 9956 $$ PARKIN
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, 7:06 PM CDT | Tornado Warning | ABR | Hughes, Sully | 39 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, 7:49 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, 2003Every tornado warning in 2003Tornadoes 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.