Alert archive / South Dakota / Tornado Warnings in 2012
Tornado Warning 16, NWS Aberdeen, SD
NWS Aberdeen, SD issued this tornado warning at Aug 3, 2012, 5:40 PM CDT for Spink County, South Dakota. It was in force for 50 min. 7 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
- Aug 3, 2012, 5:40 PM CDT (22:40 UTC)
- Expired
- Aug 3, 2012, 6:30 PM CDT
- In force
- 50 min
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
County Spink County, SD
The radar
The Aberdeen radar (KABR), 62 km from the middle of the area, began a volume at 22:41 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 3, 5:40 PM CDT | TSTM WND GST 80 | Redfield, SD | 70-80 MPH WIND LARGE BRANCHES DOWN QUARTER SIZED HAIL AND 0.94 INCHES RAIN |
| Aug 3, 5:45 PM CDT | TORNADO | 2 Ssw Redfield, SD | PUBLIC REPORTED A BRIEF TORNADO TOUCHDOWN IN A CORN FIELD AROUND 545PM. TORNADO WAS ON THE GROUND FOR ABOUT 1 MINUTE. |
| Aug 3, 5:55 PM CDT | TSTM WND DMG | 6 Nne Frankfort, SD | 3 GRAIN BINS DESTROYED. NUMEROUS TREES IN SHELTER BELT DOWN. SIGNIFICANT CROP DAMAGE FROM COMBINATION OF WINDS AND DIME SIZED HAIL. |
| Aug 3, 5:59 PM CDT | TSTM WND GST 60 | Doland, SD | |
| Aug 3, 6:00 PM CDT | TSTM WND DMG | 3 W Turton, SD | NUMEROUS TREES DOWN...POWER LINES DOWN...BUILDING MOVE 50 FEET OFF FOUNDATION...DAMAGED OCCURED FROM 3 TO 6 MILES WEST OF TURTON |
| Aug 3, 6:07 PM CDT | TSTM WND GST 80 | Turton, SD | WIND 70-80 MPH 0.85 INCHES OF RAIN |
| Aug 3, 6:08 PM CDT | HAIL 1 | Doland, SD | 50 MPH |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 3, 2:14 PM CDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 10.7 hours before the alert went out and 9 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
- 254 J/kg
- Mixed-layer CIN
- -271 J/kg
- Mixed-layer LCL
- 1688 m above ground
- 0-6 km bulk shear
- 21 kt
- 0-1 km storm-relative helicity
- 93 m²/s²
- 0-3 km storm-relative helicity
- 132 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
104 WFUS53 KABR 032240 TORABR SDC115-032330- /O.NEW.KABR.TO.W.0016.120803T2240Z-120803T2330Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ABERDEEN SD 540 PM CDT FRI AUG 3 2012 THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A * TORNADO WARNING FOR... CENTRAL SPINK COUNTY IN NORTHEAST SOUTH DAKOTA... * UNTIL 630 PM CDT * AT 537 PM CDT...THE PUBLIC REPORTED A TORNADO NEAR REDFIELD. DOPPLER RADAR SHOWED THIS TORNADO MOVING EAST AT 50 MPH. AT 537 PM CDT THE PUBLIC REPORTED A TORNADO 3 MILES WEST AND 1 MILE SOUTH OF REDFIELD. * THE TORNADO WILL BE NEAR... FRANKFORT...GLENDALE COLONY AND SPINK COLONY AROUND 555 PM CDT... DOLAND AND TURTON AROUND 605 PM CDT... HILLSIDE COLONY AROUND 610 PM CDT... THIS WARNING INCLUDES HIGHWAY 281 BETWEEN MILE MARKERS 143 AND 162. THIS WARNING INCLUDES HIGHWAY 212 BETWEEN MILE MARKERS 297 AND 332. 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 4508 9800 4467 9799 4474 9870 4497 9871 TIME...MOT...LOC 2239Z 265DEG 43KT 4487 9855 $$ TMT
1 follow-up statement
947 WWUS53 KABR 032329 SVSABR SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 629 PM CDT FRI AUG 3 2012 SDC115-032338- /O.EXP.KABR.TO.W.0016.000000T0000Z-120803T2330Z/ SPINK SD- 629 PM CDT FRI AUG 3 2012 ...THE TORNADO WARNING FOR CENTRAL SPINK COUNTY WILL EXPIRE AT 630 PM CDT/530 PM MDT/... THE TORNADO THREAT HAS DIMINISHED...THEREFORE THE TORNADO WARNING HAS EXPIRED. HOWEVER...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR THE AREA...HAIL...GUSTY WINDS AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS THUNDERSTORM. IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 900 PM CDT. LAT...LON 4508 9800 4467 9799 4474 9870 4497 9871 TIME...MOT...LOC 2328Z 265DEG 43KT 4492 9773 $$ TMT
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 3, 2:01 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, Corson, Dewey, Walworth | 44 min |
| Aug 3, 2:41 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, Corson, Walworth | 64 min |
| Aug 3, 3:05 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, Corson, Dewey, Walworth | 55 min |
| Aug 3, 3:40 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, Faulk, Spink | 65 min |
| Aug 3, 3:56 PM CDT | Severe Thunderstorm Warning | ABR | Campbell, Edmunds, McPherson, Walworth | 64 min |
| Aug 3, 4:21 PM CDT | Tornado Warning | ABR | Edmunds | 24 min |
| Aug 3, 4:35 PM CDT | Severe Thunderstorm Warning | ABR | Edmunds, Faulk | 25 min |
| Aug 3, 4:43 PM CDT | Tornado Warning | ABR | Edmunds, Faulk | 26 min |
| Aug 3, 4:44 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, Faulk, Spink | 61 min |
| Aug 3, 4:54 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Edmunds, McPherson | 51 min |
| Aug 3, 5:17 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Hand, Hyde, Spink | 58 min |
| Aug 3, 5:34 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Clark, Day, McPherson, Marshall, Spink | 56 min |
| Aug 3, 5:53 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Day, Hand, Spink | 67 min |
| Aug 3, 6:25 PM CDT | Areal Flood Advisory | ABR | Spink | 3 hr |
| Aug 3, 6:35 PM CDT | Severe Thunderstorm Warning | ABR | Brown, Clark, Codington, Day, Hamlin, Spink | 25 min |
| Aug 3, 6:53 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington, Day, Deuel, Grant, Hamlin | 67 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.