Alert archive / South Dakota / Tornado Warnings in 2006
Tornado Warning 20, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this tornado warning at Aug 24, 2006, 7:23 PM CDT for Kingsbury County, South Dakota. It was in force for 52 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
- Aug 24, 2006, 7:23 PM CDT (00:23 UTC)
- Expired
- Aug 24, 2006, 8:15 PM CDT
- In force
- 52 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Counties, with a storm outline in the text
County Kingsbury County, SD
The radar
The Sioux Falls radar (KFSD), 117 km from the middle of the area, began a volume at 00:24 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 24, 8:02 PM CDT | HAIL 1.25 | 11 Sw De Smet, SD | |
| Aug 24, 8:07 PM CDT | HAIL 1.5 | 10 Sw De Smet, SD | ALSO STRONG ROTATION REPORTED WITH WALL CLOUD. |
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 24, 5:51 PM CDT | Tornado Watch | SPC | 4 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 00:00Z, 0.4 hours before the alert went out and 81 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
- 1638 J/kg
- Mixed-layer CIN
- -178 J/kg
- Mixed-layer LCL
- 552 m above ground
- 0-6 km bulk shear
- 56 kt
- 0-1 km storm-relative helicity
- 87 m²/s²
- 0-3 km storm-relative helicity
- 139 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 7.9
The text
As transmitted, in the capitals the NWS used until 2016.
000 WFUS53 KFSD 250024 TORFSD SDC077-250115- /O.NEW.KFSD.TO.W.0020.060825T0023Z-060825T0115Z/ BULLETIN - EAS ACTIVATION REQUESTED TORNADO WARNING NATIONAL WEATHER SERVICE SIOUX FALLS SD 723 PM CDT THU AUG 24 2006 THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A * TORNADO WARNING FOR... KINGSBURY COUNTY IN EAST CENTRAL SOUTH DAKOTA * UNTIL 815 PM CDT * AT 723 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 24 MILES WEST OF DE SMET...OR ABOUT 10 MILES EAST OF HURON...MOVING EAST AT 35 MPH. * THE TORNADO WILL BE NEAR... DE SMET AROUND 755 PM CDT... THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. TAKE COVER NOW. AT 720 PM CDT...FUNNEL CLOUDS WERE REPORTED WERE REPORTED AROUND CAVOUR. A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT FRIDAY MORNING FOR SOUTHWEST MINNESOTA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING FOR SOUTHWEST MINNESOTA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL MIDNIGHT CDT FRIDAY MORNING FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA. LAT...LON 4448 9785 4425 9785 4424 9743 4446 9742 $$ RSR
3 follow-up statements
000 WWUS53 KFSD 250042 SVSFSD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 738 PM CDT THU AUG 24 2006 SDC077-250115- /O.CON.KFSD.TO.W.0020.000000T0000Z-060825T0115Z/ KINGSBURY SD- 738 PM CDT THU AUG 24 2006 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR KINGSBURY COUNTY... AT 738 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED 21 MILES WEST OF DE SMET...OR ABOUT 13 MILES EAST OF HURON...MOVING EAST AT 25 MPH. THE TORNADO WILL BE NEAR... DE SMET AROUND 815 PM CDT... THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. TAKE COVER NOW. AT 738 PM CDT...A LARGE TORNADO WAS REPORTED SOUTH OF CAVOUR IN SOUTHEAST BEADLE COUNTY...AND SHOULD AFFECT SOUTHWEST KINGSBURY COUNTY THROUGH 815 PM CDT. A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT FRIDAY MORNING FOR SOUTHWEST MINNESOTA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING FOR SOUTHWEST MINNESOTA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL MIDNIGHT CDT FRIDAY MORNING FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA. LAT...LON 4448 9785 4425 9785 4424 9743 4446 9742 $$ RSR
000 WWUS53 KFSD 250048 SVSFSD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 747 PM CDT THU AUG 24 2006 SDC077-250115- /O.CON.KFSD.TO.W.0020.000000T0000Z-060825T0115Z/ KINGSBURY SD- 747 PM CDT THU AUG 24 2006 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR KINGSBURY COUNTY... AT 747 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A TORNADO. THIS TORNADO WAS LOCATED 13 MILES WEST OF DE SMET...OR ABOUT 20 MILES EAST OF HURON...MOVING EAST AT 30 MPH. THE TORNADO WILL BE NEAR... DE SMET AROUND 810 PM CDT... THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. TAKE COVER NOW. AT 744 PM CDT...A TORNADO WAS REPORTED NEAR IROQUOIS. A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT FRIDAY MORNING FOR SOUTHWEST MINNESOTA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING FOR SOUTHWEST MINNESOTA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL MIDNIGHT CDT FRIDAY MORNING FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA. LAT...LON 4448 9785 4425 9785 4424 9743 4446 9742 $$ RSR
000 WWUS53 KFSD 250100 SVSFSD SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE SIOUX FALLS SD 758 PM CDT THU AUG 24 2006 SDC077-250115- /O.CON.KFSD.TO.W.0020.000000T0000Z-060825T0115Z/ KINGSBURY SD- 758 PM CDT THU AUG 24 2006 ...A TORNADO WARNING REMAINS IN EFFECT UNTIL 815 PM CDT FOR KINGSBURY COUNTY... AT 758 PM CDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS TORNADO WAS LOCATED 13 MILES SOUTHWEST OF DE SMET...OR ABOUT 22 MILES EAST OF HURON...MOVING EAST AT 25 MPH. THE TORNADO WILL BE NEAR... RURAL KINGSBURY COUNTY EAST OF ESMOND THROUGH 815 PM CDT THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. TAKE COVER NOW. A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT FRIDAY MORNING FOR SOUTHWEST MINNESOTA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL 1100 PM CDT THURSDAY EVENING FOR SOUTHWEST MINNESOTA. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL MIDNIGHT CDT FRIDAY MORNING FOR NORTHWEST IOWA AND SOUTHWEST MINNESOTA AND SOUTHEASTERN SOUTH DAKOTA. LAT...LON 4448 9785 4420 9784 4420 9737 4446 9742 $$ RSR
The office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 24, 7:11 PM CDT | Tornado Warning | FSD | Beadle | 64 min |
| Aug 24, 8:01 PM CDT | Tornado Warning | FSD | Miner | 36 min |
| Aug 24, 8:12 PM CDT | Tornado Warning | FSD | Kingsbury | 33 min |
| Aug 24, 8:27 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, McCook | 37 min |
| Aug 24, 9:25 PM CDT | Severe Thunderstorm Warning | FSD | Minnehaha | 35 min |
Nearby
Tornado Warnings in South Dakota, 2006Every tornado warning in 2006Tornadoes in 2006
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.