Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 64, NWS La Crosse, WI

August 4, 20164 counties in Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at Aug 4, 2016, 4:09 PM CDT for 4 counties in Wisconsin. It was in force for 51 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
Aug 4, 2016, 4:09 PM CDT (21:09 UTC)
Expired
Aug 4, 2016, 5:00 PM CDT
In force
51 min
Issued by
NWS La Crosse, WI
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Juneau County, WI, Monroe County, WI, Richland County, WI, Vernon County, WI

The radar

The La Crosse radar (KARX), 83 km from the middle of the area, began a volume at 21:10 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

TimeReportWhereRemark
Aug 4, 4:35 PM CDTTSTM WND DMG1 S Union Center, WIMULTIPLE LARGE TREES AND POWER LINES DOWN. ONE TREE FELL ON AND DAMAGED A PICKUP TRUCK.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.2 hours before the alert went out and 187 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 2016-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 933 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 2016-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -56 square meters per square second.1939Sfc1 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
933 J/kg
Mixed-layer CIN
-43 J/kg
Mixed-layer LCL
869 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
-56 m²/s²
0-3 km storm-relative helicity
-24 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

819 
WUUS53 KARX 042109
SVRARX
WIC057-081-103-123-042200-
/O.NEW.KARX.SV.W.0064.160804T2109Z-160804T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
409 PM CDT THU AUG 4 2016

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN MONROE COUNTY IN WEST CENTRAL WISCONSIN...
  NORTHEASTERN VERNON COUNTY IN SOUTHWESTERN WISCONSIN...
  SOUTHERN JUNEAU COUNTY IN CENTRAL WISCONSIN...
  NORTHERN RICHLAND COUNTY IN SOUTHWESTERN WISCONSIN...

* UNTIL 500 PM CDT

* AT 409 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
  EXTENDING FROM 7 MILES SOUTH OF TOMAH TO 7 MILES WEST OF HILLSBORO
  TO NEAR VIROQUA...MOVING EAST AT 45 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

  IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

* SEVERE THUNDERSTORMS WILL BE NEAR...
  HILLSBORO AROUND 420 PM CDT. 
  WONEWOC AND ELROY AROUND 425 PM CDT. 
  NEW LISBON AROUND 430 PM CDT. 
  MAUSTON AROUND 435 PM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
GERMANTOWN...GLENDALE...LEMONWEIR...LINDINA AND CAMP DOUGLAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

&&

LAT...LON 4364 9031 4356 9031 4355 9019 4341 9019
      4354 9071 4368 9058 4394 9041 4389 8997
      4387 8996 4384 8992 4382 8991 4378 8986
      4364 8980
TIME...MOT...LOC 2109Z 286DEG 38KT 4388 9050 4367 9049 4354 9083 

HAIL...<.75IN
WIND...60MPH
 
$$

DAB
2 follow-up statements
013 
WWUS53 KARX 042133
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
433 PM CDT THU AUG 4 2016

WIC057-081-103-123-042200-
/O.CON.KARX.SV.W.0064.000000T0000Z-160804T2200Z/
MONROE WI-VERNON WI-JUNEAU WI-RICHLAND WI-
433 PM CDT THU AUG 4 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR SOUTHEASTERN MONROE...NORTHEASTERN VERNON...SOUTHERN JUNEAU AND
NORTHEASTERN RICHLAND COUNTIES...

AT 433 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 6 MILES WEST OF NEW LISBON TO 10 MILES SOUTH OF
HILLSBORO...MOVING EAST AT 30 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

THESE SEVERE STORMS WILL BE NEAR...
  NEW LISBON AND WONEWOC AROUND 445 PM CDT. 
  MAUSTON AROUND 455 PM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
GERMANTOWN...GLENDALE...LEMONWEIR...LINDINA AND CAMP DOUGLAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4364 9031 4356 9031 4355 9019 4341 9019
      4348 9045 4366 9042 4393 9040 4389 8997
      4387 8996 4384 8992 4382 8991 4378 8986
      4364 8980
TIME...MOT...LOC 2133Z 275DEG 24KT 4384 9030 4350 9034 

HAIL...<.75IN
WIND...60MPH
 
$$

DAB
777 
WWUS53 KARX 042142
SVSARX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
442 PM CDT THU AUG 4 2016

WIC081-123-042151-
/O.CAN.KARX.SV.W.0064.000000T0000Z-160804T2200Z/
MONROE WI-VERNON WI-
442 PM CDT THU AUG 4 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MONROE AND
NORTHEASTERN VERNON COUNTIES IS CANCELLED...

THE STORMS WHICH PROMPTED THE WARNING HAVE MOVED OUT OF THE WARNED
AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

LAT...LON 4364 9025 4357 9025 4355 9019 4341 9019
      4345 9033 4355 9032 4364 9031 4366 9031
      4392 9029 4389 8997 4387 8996 4384 8992
      4382 8991 4378 8986 4364 8980
TIME...MOT...LOC 2141Z 286DEG 38KT 4382 9020 4348 9024 

$$

WIC057-103-042200-
/O.CON.KARX.SV.W.0064.000000T0000Z-160804T2200Z/
JUNEAU WI-RICHLAND WI-
442 PM CDT THU AUG 4 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM CDT
FOR SOUTHERN JUNEAU AND NORTHEASTERN RICHLAND COUNTIES...

AT 441 PM CDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM NEAR NEW LISBON TO 12 MILES SOUTH OF WONEWOC...MOVING
EAST AT 45 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES. 

THESE SEVERE STORMS WILL BE NEAR...
  MAUSTON AROUND 450 PM CDT. 

OTHER LOCATIONS IMPACTED BY THESE SEVERE THUNDERSTORMS INCLUDE
GERMANTOWN...LEMONWEIR...LINDINA...CAMP DOUGLAS AND LYNDON STATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS...AND MAY LEAD TO
MINOR FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT...LON 4364 9025 4357 9025 4355 9019 4341 9019
      4345 9033 4355 9032 4364 9031 4366 9031
      4392 9029 4389 8997 4387 8996 4384 8992
      4382 8991 4378 8986 4364 8980
TIME...MOT...LOC 2141Z 286DEG 38KT 4382 9020 4348 9024 

HAIL...<.75IN
WIND...60MPH
 
$$

DAB

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 4, 3:01 PM CDTAreal Flood AdvisoryARXLa Crosse119 min
Aug 4, 3:23 PM CDTSevere Thunderstorm WarningARXLa Crosse37 min
Aug 4, 3:31 PM CDTSevere Thunderstorm WarningARXLa Crosse, Monroe, Vernon44 min
Aug 4, 5:01 PM CDTSevere Thunderstorm WarningARXCrawford44 min
Aug 4, 5:01 PM CDTSevere Thunderstorm WarningARXAdams, Juneau44 min
Aug 4, 6:44 PM CDTSpecial Weather StatementARXCrawford, Grant, Richland91 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 2016Every severe thunderstorm warning 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.