Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 21, NWS La Crosse, WI

June 29, 1996Vernon County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at Jun 29, 1996, 6:10 PM CDT for Vernon County, Wisconsin. It was in force for 65 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jun 29, 1996, 6:10 PM CDT (23:10 UTC)
Expired
Jun 29, 1996, 7:15 PM CDT
In force
65 min
Issued by
NWS La Crosse, WI
Area
Whole counties

County Vernon County, WI

What was reported inside it

TimeReportWhereRemark
Jun 29, 6:20 PM CDTThunderstorm Wind 57Westby, WI

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Davenport, (KDVN), launched 12:00Z, 11.2 hours before the alert went out and 221 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, Davenport, at 12:00Z on 1996-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Davenport, at 12:00Z on 1996-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1252 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
99 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.

000 
TTAA00 KLSE 292312
SVRLSE
WIC123-300015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
610 PM CDT SAT JUN 29 1996
 
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  715 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTHWEST WISCONSIN
 
   ...VERNON COUNTY
 
AT 610 PM...RADAR INDICATED A SEVERE THUNDERSTORM LOCATED FROM COON
VALLEY TO VICTORY OR FROM 14 TO 25 MILES SOUTH AND SOUTHEAST OF LA
CROSSE. THESE THUNDERSTORMS WERE MOVING EAST AT 35 MPH AND CONTAINED
DAMAGING WINDS IN EXCESS OF 60 MPH.
 
AT 600 PM TREES WERE DOWNED NEAR GENOA.
 
THE THUNDERSTORM WILL MOVE THROUGH WESTBY...VIROQUA...AND LIBERTY POLE
BY 620 PM AND LA FARGE BY 640 PM.
 
 
 
WINDS OF 60 MPH OR HIGHER CAN BE EXPECTED WITH THIS STORM ALONG
WITH DEADLY LIGHTNING. MOVE INSIDE A STRONG BUILDING SUCH AS YOUR
HOME AND REMAIN THERE UNTIL THE STORM PASSES.
 
RACY
 
&T

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 3:35 AM CDTSevere Thunderstorm WarningARXBuffalo40 min
Jun 29, 3:35 PM CDTSevere Thunderstorm WarningARXBuffalo40 min
Jun 29, 4:25 PM CDTSevere Thunderstorm WarningARXClark, Jackson65 min
Jun 29, 5:57 PM CDTSevere Thunderstorm WarningARXMonroe63 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1996Every severe thunderstorm warning in 1996

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.