Alert archive / South Dakota / Tornado Warnings in 2009
Tornado Warning 30, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this tornado warning at Jun 24, 2009, 7:34 PM CDT for Beadle County, South Dakota. It was in force for 41 min. 5 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
- Jun 24, 2009, 7:34 PM CDT (00:34 UTC)
- Expired
- Jun 24, 2009, 8:15 PM CDT
- In force
- 41 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
County Beadle County, SD
The radar
The Aberdeen radar (KABR), 127 km from the middle of the area, began a volume at 00:34 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 |
|---|---|---|---|
| Jun 24, 7:45 PM CDT | HAIL 0.75 | 2 Wnw Virgil, SD | |
| Jun 24, 7:57 PM CDT | HAIL 1 | 2 Wnw Virgil, SD | |
| Jun 24, 7:59 PM CDT | HAIL 1 | 2 Nw Virgil, SD | |
| Jun 24, 8:07 PM CDT | TORNADO | 1 S Virgil, SD | WEAK MULTIPLE VORTEX TORNADO. |
| Jun 24, 8:15 PM CDT | HAIL 1.75 | 4 N Alpena, SD |
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 |
|---|---|---|---|
| Jun 24, 6:16 PM CDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 0.6 hours before the alert went out and 65 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
- 3 J/kg
- Mixed-layer CIN
- -392 J/kg
- Mixed-layer LCL
- 1862 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 208 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KFSD 250034 TORFSD SDC005-250115- /O.NEW.KFSD.TO.W.0030.090625T0034Z-090625T0115Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SIOUX FALLS SD 734 PM CDT WED JUN 24 2009 THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A * TORNADO WARNING FOR... SOUTHWESTERN BEADLE COUNTY IN EAST CENTRAL SOUTH DAKOTA * UNTIL 815 PM CDT * AT 731 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS STORM WAS LOCATED 10 MILES WEST OF VIRGIL...OR 21 MILES WEST OF HURON...AND MOVING EAST AT 20 MPH. * THIS TORNADIC STORM WILL BE NEAR... VIRGIL AROUND 800 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS. && LAT...LON 4440 9824 4421 9824 4420 9870 4438 9869 TIME...MOT...LOC 0034Z 276DEG 18KT 4428 9861 $$ CHAPMAN
3 follow-up statements
000 WWUS53 KFSD 250048 SVSFSD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 748 PM CDT WED JUN 24 2009 SDC005-250115- /O.CON.KFSD.TO.W.0030.000000T0000Z-090625T0115Z/ BEADLE SD- 748 PM CDT WED JUN 24 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR SOUTHWESTERN BEADLE COUNTY... AT 747 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED 5 MILES WEST SOUTHWEST OF VIRGIL...OR 17 MILES WEST OF HURON...MOVING EAST AT 20 MPH. THE TORNADO WILL BE NEAR... VIRGIL AROUND 805 PM CDT... PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF BALL SIZE HAIL NEAR VIRGIL BETWEEN 750 PM AND 805 PM CDT. AT 745 PM CDT...DIME SIZE HAIL WAS REPORTED 2 MILES WEST NORTHWEST OF VIRGIL. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM CDT THURSDAY MORNING FOR SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA. && LAT...LON 4440 9824 4421 9824 4420 9870 4438 9869 TIME...MOT...LOC 0047Z 276DEG 16KT 4427 9854 $$
000 WWUS53 KFSD 250100 SVSFSD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 800 PM CDT WED JUN 24 2009 SDC005-250115- /O.CON.KFSD.TO.W.0030.000000T0000Z-090625T0115Z/ BEADLE SD- 800 PM CDT WED JUN 24 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR SOUTHWESTERN BEADLE COUNTY... AT 759 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR AND STORM SPOTTERS WERE TRACKING A CONFIRMED TORNADO. THIS TORNADO WAS LOCATED JUST SOUTHWEST OF VIRGIL...OR 16 MILES SOUTHWEST OF HURON...MOVING EAST AT 15 MPH. THE TORNADO WILL BE NEAR... VIRGIL AROUND 805 PM CDT... AT 758PM CDT...SPOTTERS REPORTED A WALL CLOUD SOUTHWEST OF VIRGIL. AT 757 PM CDT...QUARTER SIZE HAIL WAS REPORTED 2 MILES WEST NORTHWEST OF VIRGIL. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF BALL SIZE HAIL NEAR VIRGIL THROUGH 810 PM CDT. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM CDT THURSDAY MORNING FOR SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA. && LAT...LON 4440 9824 4421 9824 4420 9870 4438 9869 TIME...MOT...LOC 0059Z 277DEG 15KT 4425 9849 $$
000 WWUS53 KFSD 250108 SVSFSD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 808 PM CDT WED JUN 24 2009 SDC005-250115- /O.CON.KFSD.TO.W.0030.000000T0000Z-090625T0115Z/ BEADLE SD- 808 PM CDT WED JUN 24 2009 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR SOUTHWESTERN BEADLE COUNTY... AT 805 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED SOUTH OF VIRGIL...OR 15 MILES SOUTHWEST OF HURON...MOVING SOUTHEAST AT 20 MPH. AT 802 PM CDT...GOLF BALL SIZE HAIL WAS REPORTED 6 MILES SOUTH OF HURON. PRECAUTIONARY/PREPAREDNESS ACTIONS... IN ADDITION TO THE TORNADO...THIS STORM IS CAPABLE OF PRODUCING GOLF BALL SIZE HAIL AROUND VIRGIL THROUGH 815 PM CDT. A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM CDT THURSDAY MORNING FOR SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA. && LAT...LON 4440 9824 4421 9824 4420 9870 4438 9869 TIME...MOT...LOC 0106Z 292DEG 16KT 4423 9845 $$ CHAPMAN
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 24, 8:13 PM CDT | Tornado Warning | FSD | Beadle, Jerauld, Sanborn | 40 min |
| Jun 24, 8:47 PM CDT | Tornado Warning | FSD | Miner, Sanborn | 43 min |
| Jun 24, 9:12 PM CDT | Tornado Warning | FSD | Davison, Hanson, McCook, Miner, Sanborn | 48 min |
| Jun 24, 9:56 PM CDT | Tornado Warning | FSD | Hanson, Hutchinson, McCook, Turner | 49 min |
| Jun 24, 10:38 PM CDT | Tornado Warning | FSD | Hutchinson, McCook, Turner | 37 min |
| Jun 24, 11:11 PM CDT | Tornado Warning | FSD | Lincoln, Turner | 34 min |
| Jun 24, 11:35 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison | 25 min |
| Jun 24, 11:41 PM CDT | Severe Thunderstorm Warning | FSD | Clay, Lincoln, Turner, Yankton | 34 min |
| Jun 24, 11:49 PM CDT | Tornado Warning | FSD | Aurora, Douglas | 26 min |
| Jun 24, 11:59 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison, Sanborn | 31 min |
| Jun 25, 12:06 AM CDT | Severe Thunderstorm Warning | FSD | Clay, Lincoln, Turner, Union | 24 min |
| Jun 25, 12:13 AM CDT | Tornado Warning | FSD | Aurora, Charles Mix, Douglas | 32 min |
| Jun 25, 12:24 AM CDT | Severe Thunderstorm Warning | FSD | Union | 36 min |
| Jun 25, 12:35 AM CDT | Severe Thunderstorm Warning | FSD | Douglas, Hutchinson | 25 min |
| Jun 25, 12:43 AM CDT | Tornado Warning | FSD | Charles Mix, Douglas | 32 min |
| Jun 25, 12:58 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix, Douglas, Hutchinson | 32 min |
| Jun 25, 1:13 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix, Douglas | 17 min |
| Jun 25, 1:17 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme | 43 min |
| Jun 25, 1:22 AM CDT | Flash Flood Warning | FSD | Bon Homme, Charles Mix, Douglas, Hutchinson | 3 hr |
| Jun 25, 2:12 AM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Yankton | 38 min |
Nearby
Tornado Warnings in South Dakota, 2009Every tornado warning in 2009Tornadoes in 2009
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.