Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 16, NWS Milwaukee, WI

June 2, 1996Walworth County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Jun 2, 1996, 6:28 PM CDT for Walworth County, Wisconsin. It was in force for 62 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
Jun 2, 1996, 6:28 PM CDT (23:28 UTC)
Expired
Jun 2, 1996, 7:30 PM CDT
In force
62 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

County Walworth County, WI

The radar

The Milwaukee radar (KMKX), 33 km from the middle of the area, began a volume at 23:27 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
Jun 2, 6:45 PM CDTThunderstorm WindWalworth, WI
Jun 2, 7:23 PM CDTThunderstorm WindTroy Center, 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, 11.5 hours before the alert went out and 199 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 1996-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 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 12:00Z on 1996-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -24 square meters per square second.19395878Sfc1 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
994 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-24 m²/s²
0-3 km storm-relative helicity
5 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 KMKE 022328
SVRMKE
WIC127-030030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
628 PM CDT SUN JUN 2 1996

THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS EXTENDED THE 
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 730 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN SOUTHEAST WISCONSIN

   ...WALWORTH COUNTY
 
A CLUSTER OF SEVERE THUNDERSTORMS WAS LOCATED IN WESTERN WALWORTH
COUNTY NEAR MILLARD 21 MILES EAST OF JANESVILLE. THE STORMS ARE
MOVING EAST NORTHEAST AT 30 MPH AND WILL BE AFFECTING ELKHORN
TIBBETS AND EAST TROY BY 645 PM.

ANOTHER CLUSTER OF STORMS WAS MOVING OUT OF SOUTHEAST ROCK COUNTY
AND WILL AFFECT THE WALWORTH CZOUNTY TOWNS OF ALLENS GROVE... 
WALWORTH AND DELAVAN BEFORE 645 PM.

THESE STORMS HAVE HAD A HISTORY OF DAMAGING WINDS.

DAMAGING WINDS AND LARGE HAIL ARE LIKELY. GO INSIDE A STURDY
BUILDING AND STAY AWAY FROM WINDOWS.

TZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 5:34 PM CDTSevere Thunderstorm WarningMKXOzaukee, Washington61 min
Jun 2, 5:43 PM CDTSevere Thunderstorm WarningMKXMilwaukee47 min
Jun 2, 5:52 PM CDTSevere Thunderstorm WarningMKXRock, Walworth38 min
Jun 2, 6:47 PM CDTSevere Thunderstorm WarningMKXRacine43 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; radar from the NEXRAD Level II archive.