Alert archive / Wisconsin / Tornado Warnings in 2011
Tornado Warning 6, NWS La Crosse, WI
NWS La Crosse, WI issued this tornado warning at Apr 10, 2011, 6:12 PM CDT for Taylor County, Wisconsin. It was in force for 33 min. 1 report 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
- Apr 10, 2011, 6:12 PM CDT (23:12 UTC)
- Expired
- Apr 10, 2011, 6:45 PM CDT
- In force
- 33 min
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
County Taylor County, WI
The radar
The La Crosse radar (KARX), 164 km from the middle of the area, began a volume at 23:14 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 |
|---|---|---|---|
| Apr 10, 6:18 PM CDT | HAIL 1.75 | 5 Ene Medford, WI |
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 |
|---|---|---|---|
| Apr 10, 3:19 PM CDT | Tornado Watch | SPC | 7 hr |
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.2 hours before the alert went out and 179 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
- 56 J/kg
- Mixed-layer CIN
- -264 J/kg
- Mixed-layer LCL
- 799 m above ground
- 0-6 km bulk shear
- 69 kt
- 0-1 km storm-relative helicity
- 60 m²/s²
- 0-3 km storm-relative helicity
- 91 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.3
The text
As transmitted, in the capitals the NWS used until 2016.
678
WFUS53 KARX 102312
TORARX
WIC119-102345-
/O.NEW.KARX.TO.W.0006.110410T2312Z-110410T2345Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
612 PM CDT SUN APR 10 2011
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHEASTERN TAYLOR COUNTY IN NORTH CENTRAL WISCONSIN...
* UNTIL 645 PM CDT
* AT 609 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO NEAR COUNTY ROADS A AND E...OR 4 MILES SOUTHWEST OF
MEDFORD...MOVING NORTHEAST AT 60 MPH. THIS WARNING EXTENDS THE
PREVIOUS TORNADO WARNING FOR TAYLOR COUNTY.
* THE TORNADO WILL BE NEAR...
GAD AROUND 620 PM...
GOODRICH AND HIGHWAY M AND JOE MARTIN ROAD AROUND 625 PM...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED
FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND
COVER YOUR HEAD.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM SUNDAY EVENING FOR
NORTHEAST IOWA AND SOUTHEAST MINNESOTA AND WESTERN WISCONSIN.
&&
LAT...LON 4512 9004 4512 9005 4512 9018 4504 9019
4503 9025 4503 9043 4515 9050 4530 9004
TIME...MOT...LOC 2313Z 247DEG 52KT 4511 9032
$$
RIECK3 follow-up statements
702
WWUS53 KARX 102321
SVSARX
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
621 PM CDT SUN APR 10 2011
WIC119-102345-
/O.CON.KARX.TO.W.0006.000000T0000Z-110410T2345Z/
TAYLOR WI-
621 PM CDT SUN APR 10 2011
...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTHEASTERN TAYLOR COUNTY
UNTIL 645 PM CDT...
AT 618 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
TORNADO LOCATED NEAR GAD...OR 6 MILES EAST OF MEDFORD...MOVING
NORTHEAST AT 60 MPH. IN ADDITION TO A TORNADO...THIS STORM CAN
PRODUCE QUARTER SIZE HAIL AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR
AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED
FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND
COVER YOUR HEAD.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM SUNDAY EVENING FOR
NORTHEAST IOWA AND SOUTHEAST MINNESOTA AND WESTERN WISCONSIN.
&&
LAT...LON 4530 9004 4512 9004 4512 9018 4511 9019
4504 9019 4503 9025 4503 9036 4519 9036
TIME...MOT...LOC 2321Z 247DEG 52KT 4515 9017
$$
RIECK616 WWUS53 KARX 102331 RRA SVSARX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 631 PM CDT SUN APR 10 2011 WIC119-102345- /O.CON.KARX.TO.W.0006.000000T0000Z-110410T2345Z/ TAYLOR WI- 631 PM CDT SUN APR 10 2011 ...A TORNADO WARNING REMAINS IN EFFECT FOR EAST CENTRAL TAYLOR COUNTY UNTIL 645 PM CDT... AT 627 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A TORNADO LOCATED NEAR GOODRICH...OR 15 MILES EAST OF MEDFORD...MOVING NORTHEAST AT 60 MPH. IN ADDITION TO A TORNADO...THIS STORM CAN PRODUCE QUARTER SIZE HAIL AND DESTRUCTIVE WINDS IN EXCESS OF 70 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... TAKE COVER IN A BASEMENT OR IN AN INTERIOR ROOM ON THE LOWEST FLOOR AND STAY AWAY FROM WINDOWS! CARS AND MOBILE HOMES SHOULD BE ABANDONED FOR A STURDY BUILDING. AS A LAST RESORT...LAY FLAT IN A DITCH AND COVER YOUR HEAD. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM SUNDAY EVENING FOR NORTHEAST IOWA AND SOUTHEAST MINNESOTA AND WESTERN WISCONSIN. && LAT...LON 4512 9018 4525 9018 4530 9004 4512 9004 TIME...MOT...LOC 2332Z 247DEG 52KT 4521 8996 $$ RIECK
097 WWUS53 KARX 102338 SVSARX SEVERE WEATHER STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 638 PM CDT SUN APR 10 2011 WIC119-102347- /O.EXP.KARX.TO.W.0006.000000T0000Z-110410T2345Z/ TAYLOR WI- 638 PM CDT SUN APR 10 2011 ...THE TORNADO WARNING FOR EAST CENTRAL TAYLOR COUNTY WILL EXPIRE AT 645 PM CDT... THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT SUNDAY EVENING FOR NORTHEAST IOWA AND SOUTHEAST MINNESOTA AND WESTERN WISCONSIN. LAT...LON 4512 9018 4525 9018 4530 9004 4512 9004 TIME...MOT...LOC 2337Z 247DEG 52KT 4524 8986 $$ RIECK
The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 10, 10:58 AM CDT | River Flood Warning | ARX | Buffalo, Trempealeau | 57 hr |
| Apr 10, 3:46 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo | 29 min |
| Apr 10, 4:16 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo | 29 min |
| Apr 10, 4:24 PM CDT | Severe Thunderstorm Warning | ARX | Buffalo, Jackson, Trempealeau | 41 min |
| Apr 10, 4:32 PM CDT | Tornado Warning | ARX | La Crosse, Vernon | 43 min |
| Apr 10, 5:03 PM CDT | Severe Thunderstorm Warning | ARX | Vernon | 27 min |
| Apr 10, 5:04 PM CDT | Severe Thunderstorm Warning | ARX | Juneau, Monroe | 26 min |
| Apr 10, 5:09 PM CDT | Tornado Warning | ARX | Clark, Taylor | 66 min |
| Apr 10, 5:13 PM CDT | Tornado Warning | ARX | Monroe | 47 min |
| Apr 10, 5:39 PM CDT | Severe Thunderstorm Warning | ARX | Adams, Jackson, Juneau, Monroe | 66 min |
| Apr 10, 5:56 PM CDT | Severe Thunderstorm Warning | ARX | Adams, Juneau, Monroe | 64 min |
| Apr 10, 6:16 PM CDT | Tornado Warning | ARX | Adams, Juneau | 44 min |
| Apr 10, 6:57 PM CDT | Tornado Warning | ARX | Adams, Juneau | 33 min |
Nearby
Tornado Warnings in Wisconsin, 2011Every tornado warning in 2011Tornadoes in 2011
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.