Alert archive / Wisconsin / Severe Thunderstorm Warnings in 2016

Severe Thunderstorm Warning 67, NWS La Crosse, WI

August 4, 2016Adams County, Juneau County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at Aug 4, 2016, 5:01 PM CDT for Adams County, Juneau County, Wisconsin. It was in force for 44 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
Aug 4, 2016, 5:01 PM CDT (22:01 UTC)
Expired
Aug 4, 2016, 5:45 PM CDT
In force
44 min
Issued by
NWS La Crosse, WI
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Adams County, WI, Juneau County, WI

The radar

The La Crosse radar (KARX), 111 km from the middle of the area, began a volume at 22:03 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
Aug 4, 4:44 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.0 hours before the alert went out and 163 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.

081 
WUUS53 KARX 042201 RRA
SVRARX
WIC001-057-042245-
/O.NEW.KARX.SV.W.0067.160804T2201Z-160804T2245Z/

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

THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN JUNEAU COUNTY IN CENTRAL WISCONSIN...
  SOUTHEASTERN ADAMS COUNTY IN CENTRAL WISCONSIN...

* UNTIL 545 PM CDT

* AT 501 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR WISCONSIN
  DELLS...MOVING EAST AT 35 MPH.

  HAZARD...60 MPH WIND GUSTS. 

  SOURCE...RADAR INDICATED. 

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

* THIS SEVERE THUNDERSTORM WILL REMAIN OVER MAINLY RURAL AREAS OF
  SOUTHEASTERN JUNEAU AND SOUTHEASTERN ADAMS COUNTIES...INCLUDING THE
  FOLLOWING LOCATIONS: LYNDON STATION...COUNTY ROADS B AND P...EAGLE
  PARK CAMPGROUND...BIG SPRING AND COUNTY ROADS B AND K.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4364 8996 4376 8996 4377 8960 4364 8960
TIME...MOT...LOC 2201Z 271DEG 31KT 4368 8986 

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

RIECK
2 follow-up statements
603 
WWUS53 KARX 042218
SVSARX

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

WIC001-057-042245-
/O.CON.KARX.SV.W.0067.000000T0000Z-160804T2245Z/
JUNEAU WI-ADAMS WI-
518 PM CDT THU AUG 4 2016

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 545 PM CDT
FOR SOUTHEASTERN JUNEAU AND SOUTHEASTERN ADAMS COUNTIES...

AT 517 PM CDT...A SEVERE THUNDERSTORM WAS LOCATED NEAR WISCONSIN
DELLS...MOVING EAST AT 35 MPH.

HAZARD...60 MPH WIND GUSTS. 

SOURCE...RADAR INDICATED. 

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

LOCATIONS IMPACTED INCLUDE...
EAGLE PARK CAMPGROUND...BIG SPRING...ROCKY ARBOR STATE PARK...
RIVER BAY CAMPGROUND...DELLS TIMBERLAND CAMPGROUND...PLAINVILLE...
K AND L CAMPGROUND...AND STAND ROCK CAMPGROUND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4364 8987 4376 8987 4377 8960 4364 8960
TIME...MOT...LOC 2217Z 271DEG 31KT 4368 8967 

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

RIECK
188 
WWUS53 KARX 042238
SVSARX

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

WIC001-057-042247-
/O.EXP.KARX.SV.W.0067.000000T0000Z-160804T2245Z/
JUNEAU WI-ADAMS WI-
538 PM CDT THU AUG 4 2016

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN JUNEAU AND
SOUTHEASTERN ADAMS COUNTIES WILL EXPIRE AT 545 PM CDT...
                
THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSE AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL MIDNIGHT CDT FOR
CENTRAL WISCONSIN.

LAT...LON 4364 8987 4376 8987 4377 8960 4364 8960
TIME...MOT...LOC 2235Z 271DEG 31KT 4368 8967 

$$

RIECK

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, 4:09 PM CDTSevere Thunderstorm WarningARXJuneau, Monroe, Richland, Vernon51 min
Aug 4, 5:01 PM CDTSevere Thunderstorm WarningARXCrawford44 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.