Alert archive / Wisconsin / Tornado Warnings in 2013

Tornado Warning 10, NWS La Crosse, WI

May 29, 2013Grant County, Wisconsin

NWS La Crosse, WI issued this tornado warning at May 29, 2013, 6:30 PM CDT for Grant County, Wisconsin. It was in force for 30 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: May 29, 2013, 6:30 PM CDT (23:30 UTC)
Expired: May 29, 2013, 7:00 PM CDT
In force: 30 min
Issued by: NWS La Crosse, WI
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Grant County, WI

The radar

The La Crosse radar (KARX), 90 km from the middle of the area, began a volume at 23:32 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
May 29, 6:35 PM CDT	FUNNEL CLOUD	3 Sw Muscoda, 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
May 29, 2:56 PM CDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 11.5 hours before the alert went out and 170 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 3 J/kg
Mixed-layer CIN: -179 J/kg
Mixed-layer LCL: 1192 m above ground
0-6 km bulk shear: 47 kt
0-1 km storm-relative helicity: -64 m²/s²
0-3 km storm-relative helicity: 90 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

296 
WFUS53 KARX 292330
TORARX
WIC043-300000-
/O.NEW.KARX.TO.W.0010.130529T2330Z-130530T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
630 PM CDT WED MAY 29 2013

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN GRANT COUNTY IN SOUTHWEST WISCONSIN...

* UNTIL 700 PM CDT

* AT 628 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 6 MILES SOUTHEAST OF BOSCOBEL...AND MOVING
  NORTHEAST AT 55 MPH.

  HAZARD...DEVELOPING TORNADO.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
           SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
           OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
           EXTENSIVE TREE DAMAGE IS LIKELY.

* THIS DANGEROUS STORM WILL BE NEAR...
  MUSCODA AROUND 640 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE RED OAK RIDGE AND ORION.

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 4315 9070 4317 9067 4318 9061 4320 9058
      4321 9054 4320 9042 4305 9042 4302 9060
TIME...MOT...LOC 2330Z 243DEG 46KT 4310 9057

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

SCHMIDT

2 follow-up statements

680 
WWUS53 KARX 292343
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
643 PM CDT WED MAY 29 2013

WIC043-300000-
/O.CON.KARX.TO.W.0010.000000T0000Z-130530T0000Z/
GRANT WI-
643 PM CDT WED MAY 29 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR NORTHEASTERN GRANT COUNTY
UNTIL 700 PM CDT...

AT 642 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR MUSCODA...AND MOVING NORTHEAST AT 45 MPH.

HAZARD...DEVELOPING TORNADO.

SOURCE...RADAR INDICATED ROTATION.

IMPACT...MOBILE HOMES WILL BE HEAVILY DAMAGED OR DESTROYED.
         SIGNIFICANT DAMAGE TO ROOFS...WINDOWS AND VEHICLES WILL
         OCCUR. FLYING DEBRIS WILL BE DEADLY TO PEOPLE AND ANIMALS.
         EXTENSIVE TREE DAMAGE IS LIKELY.

THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF NORTHEASTERN
GRANT 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 4308 9054 4318 9059 4319 9059 4319 9058
      4320 9058 4321 9054 4320 9042 4308 9043
TIME...MOT...LOC 2343Z 234DEG 41KT 4321 9043

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

SCHMIDT

051 
WWUS53 KARX 292350
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
650 PM CDT WED MAY 29 2013

WIC043-292359-
/O.CAN.KARX.TO.W.0010.000000T0000Z-130530T0000Z/
GRANT WI-
650 PM CDT WED MAY 29 2013

...THE TORNADO WARNING FOR NORTHEASTERN GRANT COUNTY IS CANCELLED...

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED
AREA.  HOWEVER SMALL HAIL...GUSTY WINDS AND HEAVY RAIN ARE STILL
POSSIBLE WITH THIS THUNDERSTORM.

IN ADDITION...STRONG THUNDERSTORMS MAY REDEVELOP...AND A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 10 PM CDT.

LAT...LON 4308 9054 4318 9059 4319 9059 4319 9058
      4320 9058 4321 9054 4320 9042 4308 9043
TIME...MOT...LOC 2349Z 234DEG 41KT 4325 9035

$$

SCHMIDT

The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 29, 11:44 AM CDT	Flash Flood Watch	ARX	Buffalo, Crawford, Grant, Jackson, La Crosse, Monroe and 3 more	32 hr
May 29, 3:47 PM CDT	Severe Thunderstorm Warning	ARX	Buffalo, Trempealeau	43 min
May 29, 4:08 PM CDT	Severe Thunderstorm Warning	ARX	Jackson, La Crosse, Trempealeau	52 min
May 29, 4:26 PM CDT	Flash Flood Warning	ARX	La Crosse	7 hr
May 29, 4:40 PM CDT	Severe Thunderstorm Warning	ARX	Clark	65 min
May 29, 5:30 PM CDT	Severe Thunderstorm Warning	ARX	Crawford, Vernon	45 min
May 29, 5:39 PM CDT	Severe Thunderstorm Warning	ARX	Crawford, Grant, Richland	51 min
May 29, 5:42 PM CDT	Flash Flood Warning	ARX	La Crosse, Vernon	7 hr
May 29, 6:08 PM CDT	Tornado Warning Tornado observed	ARX	Crawford, Grant	22 min
May 29, 6:33 PM CDT	Flash Flood Warning	ARX	Grant	6 hr
May 29, 6:35 PM CDT	Severe Thunderstorm Warning	ARX	Monroe, Richland, Vernon	40 min
May 29, 6:46 PM CDT	Tornado Warning	ARX	Richland	29 min

Nearby

Tornado Warnings in Wisconsin, 2013 Every tornado warning in 2013 Tornadoes 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.