Alert archive / Wisconsin / Tornado Warnings in 2016
Tornado Warning 31, NWS Twin Cities, MN
NWS Twin Cities, MN issued this tornado warning at Jul 11, 2016, 5:51 PM CDT for Polk County, Wisconsin. It was in force for 27 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
- Jul 11, 2016, 5:51 PM CDT (22:51 UTC)
- Expired
- Jul 11, 2016, 6:18 PM CDT
- In force
- 27 min
- Issued by
- NWS Twin Cities, MN
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 1.25 in
County Polk County, WI
The radar
The Duluth radar (KDLH), 128 km from the middle of the area, began a volume at 22:50 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 nearest sounding before it
Minneapolis, MN (KMPX), launched 12:00Z, 10.9 hours before the alert went out and 131 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
- 1818 J/kg
- Mixed-layer CIN
- -153 J/kg
- Mixed-layer LCL
- 882 m above ground
- 0-6 km bulk shear
- 34 kt
- 0-1 km storm-relative helicity
- 226 m²/s²
- 0-3 km storm-relative helicity
- 235 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 2.5
The text
As transmitted.
950
WFUS53 KMPX 112251
TORMPX
WIC095-112330-
/O.NEW.KMPX.TO.W.0031.160711T2251Z-160711T2330Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
551 PM CDT MON JUL 11 2016
THE NATIONAL WEATHER SERVICE IN THE TWIN CITIES HAS ISSUED A
* TORNADO WARNING FOR...
NORTH CENTRAL POLK COUNTY IN NORTHWESTERN WISCONSIN...
* UNTIL 630 PM CDT
* AT 550 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
TORNADO WAS LOCATED OVER TRADE LAKE...OR 18 MILES SOUTH OF SAINT
CROIX STATE PARK...MOVING NORTHEAST AT 40 MPH.
HAZARD...TORNADO AND HALF DOLLAR 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...
FREDERIC AROUND 555 PM CDT.
OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE LEWIS.
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.
&&
LAT...LON 4565 9253 4572 9253 4573 9252 4573 9235
4572 9216
TIME...MOT...LOC 2250Z 245DEG 36KT 4570 9255
TORNADO...RADAR INDICATED
HAIL...1.25IN
$$
DWE1 follow-up statement
993
WWUS53 KMPX 112318
SVSMPX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE TWIN CITIES/CHANHASSEN MN
618 PM CDT MON JUL 11 2016
WIC095-112328-
/O.CAN.KMPX.TO.W.0031.000000T0000Z-160711T2330Z/
POLK WI-
618 PM CDT MON JUL 11 2016
...THE TORNADO WARNING FOR NORTH CENTRAL POLK COUNTY IS CANCELLED...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN CANCELLED.
LAT...LON 4565 9253 4572 9253 4573 9252 4573 9235
4572 9216
TIME...MOT...LOC 2317Z 245DEG 36KT 4582 9218
$$
DWENearby
Tornado Warnings in Wisconsin, 2016Every tornado warning in 2016Tornadoes in 2016
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.