Alert archive / South Dakota / Tornado Warnings in 2017
Tornado Warning 17, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this tornado warning at Jun 13, 2017, 6:08 PM CDT for Aurora County, Davison County, Sanborn County, South Dakota. It was in force for 37 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 13, 2017, 6:08 PM CDT (23:08 UTC)
- Expired
- Jun 13, 2017, 6:45 PM CDT
- In force
- 37 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.5 in
Counties Aurora County, SD, Davison County, SD, Sanborn County, SD
The radar
The Sioux Falls radar (KFSD), 117 km from the middle of the area, began a volume at 23:09 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 13, 3:13 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Aberdeen, SD (KABR), launched 12:00Z, 11.1 hours before the alert went out and 105 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1118 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- -220 m²/s²
- 0-3 km storm-relative helicity
- 188 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
868
WFUS53 KFSD 132308
TORFSD
SDC003-035-111-132345-
/O.NEW.KFSD.TO.W.0017.170613T2308Z-170613T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Sioux Falls SD
608 PM CDT TUE JUN 13 2017
The National Weather Service in Sioux Falls has issued a
* Tornado Warning for...
Northwestern Davison County in southeastern South Dakota...
Sanborn County in east central South Dakota...
East central Aurora County in south central South Dakota...
* Until 645 PM CDT
* At 608 PM CDT, a severe thunderstorm capable of producing a tornado
was located near Aurora Center, or 13 miles northeast of
Plankinton, moving northeast at 45 mph.
HAZARD...Tornado and ping pong ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* This dangerous storm will be near...
Letcher around 620 PM CDT.
Forestburg around 630 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Sioux Falls.
&&
LAT...LON 4412 9803 4401 9785 4398 9785 4370 9819
4379 9840 4413 9824
TIME...MOT...LOC 2308Z 209DEG 38KT 4383 9827
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
Dux2 follow-up statements
154
WWUS53 KFSD 132327
SVSFSD
Severe Weather Statement
National Weather Service Sioux Falls SD
627 PM CDT TUE JUN 13 2017
SDC003-035-132336-
/O.CAN.KFSD.TO.W.0017.000000T0000Z-170613T2345Z/
Davison SD-Aurora SD-
627 PM CDT TUE JUN 13 2017
...THE TORNADO WARNING FOR NORTHWESTERN DAVISON AND EAST CENTRAL
AURORA COUNTIES IS CANCELLED...
The tornadic thunderstorm which prompted the warning has moved out
of the area. Therefore the tornado warning that was in
effect has been cancelled.
A tornado watch remains in effect until 1000 PM CDT for southeastern
and east central South Dakota.
LAT...LON 4412 9803 4401 9785 4398 9785 4385 9802
4385 9806 4398 9819 4413 9816
TIME...MOT...LOC 2326Z 218DEG 41KT 4400 9807
$$
SDC111-132345-
/O.CON.KFSD.TO.W.0017.000000T0000Z-170613T2345Z/
Sanborn SD-
627 PM CDT TUE JUN 13 2017
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM CDT FOR CENTRAL
SANBORN COUNTY...
At 626 PM CDT, a severe thunderstorm capable of producing a tornado
was located over Forestburg, or 18 miles north of Mitchell, moving
northeast at 45 mph.
HAZARD...Tornado and ping pong ball size hail.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
This dangerous storm will be near...
Artesian around 635 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.
&&
LAT...LON 4412 9803 4401 9785 4398 9785 4385 9802
4385 9806 4398 9819 4413 9816
TIME...MOT...LOC 2326Z 218DEG 41KT 4400 9807
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
Dux047
WWUS53 KFSD 132337 RRA
SVSFSD
Severe Weather Statement
National Weather Service Sioux Falls SD
637 PM CDT TUE JUN 13 2017
SDC111-132347-
/O.EXP.KFSD.TO.W.0017.000000T0000Z-170613T2345Z/
Sanborn SD-
637 PM CDT TUE JUN 13 2017
...THE TORNADO WARNING FOR CENTRAL SANBORN COUNTY WILL EXPIRE AT 645
PM CDT...
The storm which prompted the warning has moved out of the area.
Therefore the warning will be allowed to expire. However gusty winds
to 60 mph are still possible with this thunderstorm.
A tornado watch remains in effect until 1000 PM CDT for southeastern
and east central South Dakota.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Sioux Falls.
LAT...LON 4412 9803 4401 9785 4398 9785 4385 9802
4385 9806 4398 9819 4413 9816
TIME...MOT...LOC 2337Z 209DEG 38KT 4409 9800
$$
DuxThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 3:26 PM CDT | Severe Thunderstorm Warning | FSD | Gregory | 34 min |
| Jun 13, 3:46 PM CDT | Tornado Warning | FSD | Charles Mix, Gregory | 29 min |
| Jun 13, 3:56 PM CDT | Severe Thunderstorm Warning | FSD | Brule, Charles Mix, Gregory | 34 min |
| Jun 13, 4:19 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 41 min |
| Jun 13, 4:25 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Brule, Charles Mix | 35 min |
| Jun 13, 4:27 PM CDT | Severe Thunderstorm Warning | FSD | Brule | 33 min |
| Jun 13, 4:54 PM CDT | Tornado Warning | FSD | Charles Mix, Gregory | 36 min |
| Jun 13, 4:54 PM CDT | Tornado Warning | FSD | Aurora, Brule | 36 min |
| Jun 13, 5:13 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 32 min |
| Jun 13, 5:16 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Beadle, Brule, Jerauld, Sanborn | 44 min |
| Jun 13, 5:20 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Brule, Charles Mix, Douglas | 25 min |
| Jun 13, 5:35 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Gregory | 25 min |
| Jun 13, 5:39 PM CDT | Tornado Warning | FSD | Aurora, Davison, Douglas | 36 min |
| Jun 13, 5:40 PM CDT | Severe Thunderstorm Warning | FSD | Charles Mix, Douglas, Gregory | 35 min |
| Jun 13, 5:45 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Davison, Douglas | 30 min |
| Jun 13, 5:51 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Charles Mix, Davison, Douglas | 24 min |
| Jun 13, 5:58 PM CDT | Tornado Warning | FSD | Beadle, Jerauld, Sanborn | 32 min |
| Jun 13, 6:05 PM CDT | Tornado Warning | FSD | Charles Mix, Douglas, Gregory | 25 min |
| Jun 13, 6:18 PM CDT | Severe Thunderstorm Warning | FSD | Beadle, Kingsbury, Sanborn | 42 min |
| Jun 13, 6:20 PM CDT | Tornado Warning | FSD | Charles Mix, Douglas, Gregory | 25 min |
| Jun 13, 6:25 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Hanson, Miner, Sanborn | 50 min |
| Jun 13, 6:28 PM CDT | Severe Thunderstorm Warning | FSD | Davison, Douglas, Hanson, Hutchinson | 32 min |
| Jun 13, 6:31 PM CDT | Severe Thunderstorm Warning | FSD | Bon Homme, Charles Mix, Douglas, Hutchinson | 44 min |
| Jun 13, 6:49 PM CDT | Severe Thunderstorm Warning | FSD | Aurora, Charles Mix, Davison, Douglas, Hanson, Hutchinson | 26 min |
| Jun 13, 6:56 PM CDT | Severe Thunderstorm Warning | FSD | Brookings, Kingsbury, Lake, Miner | 34 min |
| Jun 13, 6:59 PM CDT | Severe Thunderstorm Warning | FSD | Hanson, Hutchinson, Lake, McCook, Miner, Sanborn and 1 more | 31 min |
Nearby
Tornado Warnings in South Dakota, 2017Every tornado warning in 2017Tornadoes in 2017
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.