Alert archive / South Dakota / Tornado Warnings in 2010
Tornado Warning 21, NWS Aberdeen, SD
NWS Aberdeen, SD issued this tornado warning at Sep 1, 2010, 8:51 PM CDT for Spink County, South Dakota. It was in force for 39 min. 2 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
- Sep 1, 2010, 8:51 PM CDT (01:51 UTC)
- Expired
- Sep 1, 2010, 9:30 PM CDT
- In force
- 39 min
- Issued by
- NWS Aberdeen, SD
- Area
- Storm-based polygon
County Spink County, SD
The radar
The Aberdeen radar (KABR), 77 km from the middle of the area, began a volume at 01:53 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 |
|---|---|---|---|
| Sep 1, 8:53 PM CDT | TSTM WND DMG | 2 N Tulare, SD | TELEPHONE POLES SNAPPED . |
| Sep 1, 8:59 PM CDT | TORNADO | 4 W Tulare, SD | BRIEF TOUCHDOWN. |
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 |
|---|---|---|---|
| Sep 1, 6:40 PM CDT | Severe Thunderstorm Watch | SPC | 8 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 1.9 hours before the alert went out and 15 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
- 107 J/kg
- Mixed-layer CIN
- -212 J/kg
- Mixed-layer LCL
- 1559 m above ground
- 0-6 km bulk shear
- 43 kt
- 0-1 km storm-relative helicity
- 125 m²/s²
- 0-3 km storm-relative helicity
- 280 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted, in the capitals the NWS used until 2016.
994 WFUS53 KABR 020151 TORABR SDC115-020230- /O.NEW.KABR.TO.W.0021.100902T0151Z-100902T0230Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE ABERDEEN SD 851 PM CDT WED SEP 1 2010 THE NATIONAL WEATHER SERVICE IN ABERDEEN HAS ISSUED A * TORNADO WARNING FOR... SOUTHWESTERN SPINK COUNTY IN NORTHEAST SOUTH DAKOTA... * UNTIL 930 PM CDT * AT 848 PM CDT...THE PUBLIC REPORTED A TORNADO NEAR TULARE...OR 10 MILES SOUTHWEST OF REDFIELD. DOPPLER RADAR SHOWED THIS TORNADO MOVING EAST AT 25 MPH. * THE TORNADO WILL BE NEAR... TULARE AROUND 905 PM CDT... SPINK COLONY AND GLENDALE COLONY AROUND 925 PM CDT... THIS WARNING INCLUDES HIGHWAY 281 BETWEEN MILE MARKERS 141 AND 149. 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 4481 9821 4466 9824 4471 9867 4483 9870 TIME...MOT...LOC 0151Z 274DEG 22KT 4476 9861 $$ SD
2 follow-up statements
958 WWUS53 KABR 020208 SVSABR SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 908 PM CDT WED SEP 1 2010 SDC115-020230- /O.CON.KABR.TO.W.0021.000000T0000Z-100902T0230Z/ SPINK SD- 908 PM CDT WED SEP 1 2010 ...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL SPINK COUNTY UNTIL 930 PM CDT... AT 859 PM CDT...THE PUBLIC REPORTED A TORNADO. THIS TORNADO WAS LOCATED 4 MILES WEST OF TULARE...OR 10 MILES SOUTH OF REDFIELD...MOVING EAST AT 25 MPH. THIS IS A DANGEROUS STORM...PRODUCING FREQUENT BRIEF TORNADOS. SEEK STURDY SHELTER IMMEDIATELY! THE TORNADO WILL BE NEAR... SPINK COLONY AND GLENDALE COLONY AROUND 925 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS. && LAT...LON 4478 9859 4481 9821 4466 9824 4470 9858 TIME...MOT...LOC 0206Z 274DEG 22KT 4473 9847 $$ SD
520 WWUS53 KABR 020224 SVSABR SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE ABERDEEN SD 924 PM CDT WED SEP 1 2010 SDC115-020234- /O.EXP.KABR.TO.W.0021.000000T0000Z-100902T0230Z/ SPINK SD- 924 PM CDT WED SEP 1 2010 ...THE TORNADO WARNING FOR SOUTH CENTRAL SPINK COUNTY WILL EXPIRE AT 930 PM CDT... THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY...HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM. IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 2 AM CDT. LAT...LON 4478 9859 4481 9821 4466 9824 4470 9858 TIME...MOT...LOC 0224Z 274DEG 22KT 4472 9832 $$ SD
The office that day
Everything else NWS Aberdeen, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 1, 7:03 PM CDT | Severe Thunderstorm Warning | ABR | Faulk, Spink | 42 min |
| Sep 1, 8:24 PM CDT | Severe Thunderstorm Warning | ABR | Spink | 51 min |
| Sep 1, 8:39 PM CDT | Severe Thunderstorm Warning | ABR | Hand, Spink | 47 min |
| Sep 1, 9:29 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Codington, Hamlin, Spink | 61 min |
| Sep 1, 9:44 PM CDT | Severe Thunderstorm Warning | ABR | Clark, Spink | 32 min |
| Sep 1, 10:50 PM CDT | Severe Thunderstorm Warning | ABR | Deuel, Hamlin | 40 min |
| Sep 1, 11:25 PM CDT | Flash Flood Warning | ABR | Hamlin | 6 hr |
| Sep 2, 2:01 AM CDT | Wind Advisory | ABR | Brown, Buffalo, Campbell, Corson, Day, Dewey and 16 more | 17 hr |
| Sep 2, 2:42 AM CDT | Flash Flood Warning | ABR | Deuel | 6 hr |
Nearby
Tornado Warnings in South Dakota, 2010Every tornado warning in 2010Tornadoes in 2010
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.