Alert archive / Wisconsin / Tornado Warnings in 2013

Tornado Warning 13, NWS La Crosse, WI

May 30, 2013Clark County, Wisconsin

NWS La Crosse, WI issued this tornado warning at May 30, 2013, 2:21 PM CDT for Clark County, Wisconsin. It was in force for 24 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
May 30, 2013, 2:21 PM CDT (19:21 UTC)
Expired
May 30, 2013, 2:45 PM CDT
In force
24 min
Issued by
NWS La Crosse, WI
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.0 in

County Clark County, WI

The radar

The La Crosse radar (KARX), 96 km from the middle of the area, began a volume at 19:22 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.

IssuedProductOfficeLasted
May 30, 11:56 AM CDTTornado WatchSPC7 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 7.4 hours before the alert went out and 200 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-pSkew-T log-p diagram, Green Bay/Straub, WI at 12:00Z on 2013-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 422 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Green Bay/Straub, WI at 12:00Z on 2013-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 134 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
422 J/kg
Mixed-layer CIN
-145 J/kg
Mixed-layer LCL
899 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
134 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

717 
WFUS53 KARX 301921
TORARX
WIC019-301945-
/O.NEW.KARX.TO.W.0013.130530T1921Z-130530T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
221 PM CDT THU MAY 30 2013

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHERN CLARK COUNTY IN CENTRAL WISCONSIN...

* UNTIL 245 PM CDT

* AT 218 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 5 MILES NORTH OF HATFIELD...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 BE NEAR...
  NEILLSVILLE AROUND 230 PM CDT.
  LOYAL AND GREENWOOD AROUND 245 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE GLOBE...HOG CORNERS...
CHRISTIE...COUNTY ROADS H AND K AND HIGHWAY 73 AND 98.

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 4475 9032 4442 9067 4442 9077 4443 9080
      4451 9080 4478 9066
TIME...MOT...LOC 1922Z 207DEG 37KT 4453 9068

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

RRS
3 follow-up statements
879 
WWUS53 KARX 301929
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
229 PM CDT THU MAY 30 2013

WIC019-301945-
/O.CON.KARX.TO.W.0013.000000T0000Z-130530T1945Z/
CLARK WI-
229 PM CDT THU MAY 30 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL CLARK COUNTY UNTIL
245 PM CDT...

AT 226 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 
WAS LOCATED 5 MILES WEST OF NEILLSVILLE...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 BE NEAR...
  LOYAL AND GREENWOOD AROUND 245 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE CHRISTIE...COUNTY ROADS H AND
K AND HIGHWAY 73 AND 98.

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 4475 9032 4452 9059 4451 9069 4455 9075
      4461 9075 4478 9066
TIME...MOT...LOC 1929Z 207DEG 37KT 4459 9063

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

RRS
636 
WWUS53 KARX 301936
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
236 PM CDT THU MAY 30 2013

WIC019-301945-
/O.CON.KARX.TO.W.0013.000000T0000Z-130530T1945Z/
CLARK WI-
236 PM CDT THU MAY 30 2013

...A TORNADO WARNING REMAINS IN EFFECT FOR CENTRAL CLARK COUNTY UNTIL
245 PM CDT...

AT 234 PM CDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 
WAS LOCATED 5 MILES NORTHWEST OF NEILLSVILLE...AND MOVING NORTHEAST 
AT 45 MPH.

HAZARD...DEVELOPING TORNADO.

SOURCE...LOCAL LAW ENFORCEMENT. 

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.

AT 230 PM LAW ENFORCEMENT AND SPOTTERS REPORTED A ROTATING WALL 
CLOUD ABOUT 5 MILES WEST OF NEILLSVILLE OVER HIGHWAY 10. 

THIS DANGEROUS STORM WILL BE NEAR...
  CRISTIE AROUND 245 PM CDT.

OTHER LOCATIONS IN THE WARNING INCLUDE HIGHWAY 73 AND 98.

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 4475 9032 4455 9056 4455 9067 4458 9070
      4466 9072 4478 9066
TIME...MOT...LOC 1935Z 207DEG 37KT 4464 9059

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$
714 
WWUS53 KARX 301943
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
243 PM CDT THU MAY 30 2013

WIC019-301953-
/O.EXP.KARX.TO.W.0013.000000T0000Z-130530T1945Z/
CLARK WI-
243 PM CDT THU MAY 30 2013

...THE TORNADO WARNING FOR CENTRAL CLARK COUNTY WILL EXPIRE AT 245 PM
CDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
 HOWEVER GUSTY WINDS ARE STILL POSSIBLE WITH THIS THUNDERSTORM.

LAT...LON 4475 9032 4455 9056 4455 9067 4458 9070
      4466 9072 4478 9066
TIME...MOT...LOC 1943Z 207DEG 37KT 4471 9054

$$

RRS

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 7:02 PM CDTFlash Flood WarningARXClark, Jackson, Monroe8 hr
May 29, 7:09 PM CDTSevere Thunderstorm WarningARXAdams, Juneau66 min
May 29, 8:40 PM CDTRiver Flood WarningARXBuffalo, Trempealeau6 days
May 29, 11:18 PM CDTAreal Flood WarningARXLa Crosse10 hr
May 30, 12:03 AM CDTAreal Flood WarningARXCrawford, Grant, Richland9 hr
May 30, 10:50 AM CDTRiver Flood WarningARXCrawford, Grant72 hr
May 30, 1:36 PM CDTTornado WarningARXClark, Jackson24 min
May 30, 2:26 PM CDTTornado WarningARXGrant49 min
May 30, 3:08 PM CDTTornado WarningARXRichland37 min
May 30, 3:38 PM CDTRiver Flood WarningARXJackson37 hr
May 30, 3:40 PM CDTTornado WarningARXAdams, Juneau35 min
May 30, 3:50 PM CDTSevere Thunderstorm WarningARXAdams, Juneau55 min
May 30, 4:33 PM CDTSevere Thunderstorm WarningARXAdams42 min
May 30, 5:06 PM CDTSevere Thunderstorm WarningARXCrawford, Grant54 min
May 30, 5:44 PM CDTSevere Thunderstorm WarningARXCrawford, Grant, Richland, Vernon46 min
May 30, 6:23 PM CDTSevere Thunderstorm WarningARXJackson, La Crosse, Monroe, Richland, Trempealeau, Vernon67 min

Nearby

Tornado Warnings in Wisconsin, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.