Alert archive / South Dakota / Tornado Warnings in 2012
Tornado Warning 5, NWS Aberdeen, SD
NWS Aberdeen, SD issued this tornado warning at Jun 1, 2012, 8:04 PM CDT for Clark County, South Dakota. It was in force for 26 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 1, 2012, 8:04 PM CDT (01:04 UTC)
- Expired
- Jun 1, 2012, 8:30 PM CDT
- In force
- 26 min
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
County Clark County, SD
The radar
The Aberdeen radar (KABR), 92 km from the middle of the area, began a volume at 01:08 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 nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 1.1 hours before the alert went out and 58 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
- 443 J/kg
- Mixed-layer CIN
- -19 J/kg
- Mixed-layer LCL
- 1068 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 149 m²/s²
- 0-3 km storm-relative helicity
- 215 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 2.9
The text
As transmitted, in the capitals the NWS used until 2016.
333 WFUS53 KABR 020104 TORABR SDC025-020130- /O.NEW.KABR.TO.W.0005.120602T0104Z-120602T0130Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ABERDEEN SD 804 PM CDT FRI JUN 1 2012 THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A * TORNADO WARNING FOR... CENTRAL CLARK COUNTY IN NORTHEAST SOUTH DAKOTA... * UNTIL 830 PM CDT * AT 803 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A TORNADO NEAR CLARK. DOPPLER RADAR SHOWED THIS TORNADO MOVING SOUTHEAST AT 25 MPH. * THE TORNADO WILL BE NEAR... NAPLES AROUND 830 PM CDT... THIS WARNING INCLUDES HIGHWAY 212 BETWEEN MILE MARKERS 338 AND 349. PRECAUTIONARY/PREPAREDNESS ACTIONS... TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 4478 9749 4464 9774 4490 9791 4495 9776 TIME...MOT...LOC 0105Z 327DEG 22KT 4487 9779 $$ TDK
1 follow-up statement
589 WWUS53 KABR 020131 SVSABR SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 831 PM CDT FRI JUN 1 2012 SDC025-020142- /O.EXP.KABR.TO.W.0005.000000T0000Z-120602T0130Z/ CLARK SD- 831 PM CDT FRI JUN 1 2012 ...THE TORNADO WARNING FOR CENTRAL CLARK COUNTY HAS EXPIRED... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY...HOWEVER SMALL HAIL IS STILL POSSIBLE WITH THIS THUNDERSTORM. LAT...LON 4478 9749 4464 9774 4490 9791 4495 9776 TIME...MOT...LOC 0104Z 327DEG 22KT 4487 9780 $$ TDK
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 1, 7:31 PM CDT | Tornado Warning | ABR | Clark | 29 min |
| Jun 1, 7:57 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington, Hamlin | 48 min |
| Jun 1, 8:50 PM CDT | Tornado Warning | ABR | Clark, Hamlin | 25 min |
Nearby
Tornado Warnings in South Dakota, 2012Every tornado warning in 2012Tornadoes in 2012
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.