Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 8, NWS La Crosse, WI

May 19, 1996La Crosse County, Vernon County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at May 19, 1996, 3:08 AM CDT for La Crosse County, Vernon County, Wisconsin. It was in force for 67 min. 2 reports 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
May 19, 1996, 3:08 AM CDT (08:08 UTC)
Expired
May 19, 1996, 4:15 AM CDT
In force
67 min
Issued by
NWS La Crosse, WI
Area
Whole counties

Counties La Crosse County, WI, Vernon County, WI

What was reported inside it

TimeReportWhereRemark
May 19, 3:22 AM CDTThunderstorm Wind 52Holmen, WI
May 19, 3:23 AM CDTThunderstorm Wind 50La Crosse, 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 00:00Z, 8.1 hours before the alert went out and 240 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 00:00Z on 1996-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3406 joules per kilogram.LCLLFCEL10008507005003002001001 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 00:00Z on 1996-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 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
3406 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
1292 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KLSE 190810
SVRLSE
WIC123-063-190915-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
308 AM CDT SUN MAY 19 1996
 
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  415 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST WISCONSIN
 
   ...VERNON COUNTY
 
IN WEST CENTRAL WISCONSIN
 
   ...LA CROSSE COUNTY
 
AT 307 AM...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS EXTENDING
FROM 20 MILES NORTH OF LA CROSSE TO 40 MILES SOUTHWEST OF LA CROSSE. THE
STORMS WERE MOVING EAST AT 65 MPH AND WILL MOVE ACROSS LA
CROSSE...HOLMEN AND ONALASKA BY 315 AM. IT WILL THEN PASS ACROSS
STODDARD BY 325 2AM.
 
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.
 
KING

The office that day

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

IssuedProductOfficeCountiesLasted
May 19, 2:15 AM CDTSevere Thunderstorm WarningARXBuffalo, Trempealeau60 min
May 19, 3:04 AM CDTSevere Thunderstorm WarningARXClark, Jackson56 min
May 19, 3:04 AM CDTSevere Thunderstorm WarningARXTaylor56 min
May 19, 3:25 AM CDTSevere Thunderstorm WarningARXMonroe50 min
May 19, 3:49 AM CDTSevere Thunderstorm WarningARXAdams, Juneau41 min
May 19, 3:12 PM CDTSevere Thunderstorm WarningARXJuneau48 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.