Alert archive / Minnesota / Tornado Warnings in 2013
Tornado Warning 9, NWS Sioux Falls, SD
NWS Sioux Falls, SD issued this tornado warning at Jun 21, 2013, 4:59 PM CDT for Lyon County, Minnesota. It was in force for 31 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 21, 2013, 4:59 PM CDT (21:59 UTC)
- Expired
- Jun 21, 2013, 5:30 PM CDT
- In force
- 31 min
- Issued by
- NWS Sioux Falls, SD
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.5 in
County Lyon County, MN
The radar
The Sioux Falls radar (KFSD), 119 km from the middle of the area, began a volume at 22:02 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 21, 5:10 PM CDT | TSTM WND DMG | 2 N Lynd, MN | MATURE TREE UPROOTED. |
| Jun 21, 5:12 PM CDT | TSTM WND GST 53 | Marshall, MN | |
| Jun 21, 5:16 PM CDT | HAIL 1.75 | Marshall, MN | |
| Jun 21, 5:19 PM CDT | TORNADO | 8 Nw Tracy, MN | RELAYED BY LAW ENFORCEMENT. |
| Jun 21, 5:25 PM CDT | TSTM WND GST 60 | 5 Ene Marshall, MN | DIME SIZE HAIL ALSO. |
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 21, 1:58 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 10.0 hours before the alert went out and 176 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
- 1820 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- -340 m²/s²
- 0-3 km storm-relative helicity
- -402 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
100
WFUS53 KFSD 212159
TORFSD
MNC083-212230-
/O.NEW.KFSD.TO.W.0009.130621T2159Z-130621T2230Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SIOUX FALLS SD
459 PM CDT FRI JUN 21 2013
THE NATIONAL WEATHER SERVICE IN SIOUX FALLS HAS ISSUED A
* TORNADO WARNING FOR...
CENTRAL LYON COUNTY IN SOUTHWEST MINNESOTA...
* UNTIL 530 PM CDT
* AT 458 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED NEAR CAMDEN STATE PARK...AND MOVING EAST AT 55
MPH.
HAZARD...TORNADO AND PING PONG BALL SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO
ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS
WILL BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS
LIKELY.
* THIS DANGEROUS STORM WILL BE NEAR...
MARSHALL AROUND 505 PM CDT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 4436 9559 4435 9558 4430 9559 4427 9604
4447 9607 4453 9559
TIME...MOT...LOC 2159Z 263DEG 48KT 4437 9591
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
BT4 follow-up statements
933
WWUS53 KFSD 212207
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
507 PM CDT FRI JUN 21 2013
MNC083-212230-
/O.CON.KFSD.TO.W.0009.000000T0000Z-130621T2230Z/
LYON MN-
507 PM CDT FRI JUN 21 2013
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL LYON COUNTY UNTIL
530 PM CDT...
AT 502 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR CAMDEN STATE PARK...AND MOVING EAST AT 45 MPH.
HAZARD...TORNADO AND PING PONG BALL SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO
ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS WILL
BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS LIKELY.
THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF CENTRAL LYON
COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4436 9559 4435 9558 4430 9559 4427 9604
4447 9607 4453 9559
TIME...MOT...LOC 2207Z 255DEG 40KT 4439 9581
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
BT379
WWUS53 KFSD 212213 CCA
SVSFSD
SEVERE WEATHER STATEMENT...CORRECTED
NATIONAL WEATHER SERVICE SIOUX FALLS SD
507 PM CDT FRI JUN 21 2013
MNC083-212230-
/O.COR.KFSD.TO.W.0009.000000T0000Z-130621T2230Z/
LYON MN-
507 PM CDT FRI JUN 21 2013
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL LYON COUNTY UNTIL
530 PM CDT...
AT 502 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR CAMDEN STATE PARK...AND MOVING EAST AT 40 MPH.
HAZARD...TORNADO AND PING PONG BALL SIZE HAIL.
SOURCE...RADAR INDICATED ROTATION.
IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO
ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS WILL
BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS LIKELY.
LOCATIONS IMPACTED INCLUDE...
MARSHALL.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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 4436 9559 4435 9558 4430 9559 4427 9604
4447 9607 4453 9559
TIME...MOT...LOC 2207Z 254DEG 34KT 4439 9582
TORNADO...RADAR INDICATED
HAIL...1.50IN
$$
BT579
WWUS53 KFSD 212224
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
524 PM CDT FRI JUN 21 2013
MNC083-212230-
/O.CON.KFSD.TO.W.0009.000000T0000Z-130621T2230Z/
LYON MN-
524 PM CDT FRI JUN 21 2013
...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL LYON COUNTY UNTIL
530 PM CDT...
AT 520 PM CDT...A CONFIRMED TORNADO WAS LOCATED 7 MILES EAST OF
MARSHALL...AND MOVING EAST AT 40 MPH.
HAZARD...DAMAGING TORNADO AND PING PONG BALL SIZE HAIL.
SOURCE...WEATHER SPOTTERS CONFIRMED TORNADO 8 MILES NORTH OF TRACY
AT 519 PM.
IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO
ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS WILL
BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS LIKELY.
LOCATIONS IMPACTED INCLUDE...
MAINLY RURAL AREAS OF EXTREME EASTERN LYON COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TO REPEAT...A TORNADO IS ON THE GROUND. TAKE COVER NOW. MOVE TO AN
INTERIOR ROOM ON THE LOWEST FLOOR OF A STURDY BUILDING. AVOID
WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR OUTDOORS...MOVE TO THE
CLOSEST SUBSTANTIAL SHELTER AND PROTECT YOURSELF FROM FLYING DEBRIS.
&&
LAT...LON 4436 9559 4435 9558 4430 9559 4427 9604
4447 9607 4453 9559
TIME...MOT...LOC 2223Z 254DEG 34KT 4443 9562
TORNADO...OBSERVED
HAIL...1.50IN
$$
BT264
WWUS53 KFSD 212229
SVSFSD
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
529 PM CDT FRI JUN 21 2013
MNC083-212239-
/O.EXP.KFSD.TO.W.0009.000000T0000Z-130621T2230Z/
LYON MN-
529 PM CDT FRI JUN 21 2013
...THE TORNADO WARNING FOR CENTRAL LYON COUNTY WILL EXPIRE AT 530 PM
CDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA. HOWEVER...HAIL AND GUSTY WINDS ARE EXSPECTED WITH THIS
THUNDERSTORM.
LAT...LON 4436 9559 4435 9558 4430 9559 4427 9604
4447 9607 4453 9559
TIME...MOT...LOC 2229Z 254DEG 34KT 4444 9554
$$
BTThe office that day
Everything else NWS Sioux Falls, SD issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 21, 2:12 PM CDT | Flash Flood Watch | FSD | Cottonwood, Jackson, Lincoln, Lyon, Murray, Nobles and 2 more | 17 hr |
| Jun 21, 3:40 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln | 50 min |
| Jun 21, 4:23 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Pipestone | 37 min |
| Jun 21, 4:36 PM CDT | Severe Thunderstorm Warning | FSD | Lincoln, Lyon, Murray, Pipestone | 54 min |
| Jun 21, 5:21 PM CDT | Severe Thunderstorm Warning | FSD | Lyon | 24 min |
Nearby
Tornado Warnings in Minnesota, 2013Every tornado warning in 2013Tornadoes in 2013
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.