Alert archive / Wisconsin / Tornado Warnings in 1993

Tornado Warning 12, NWS Milwaukee, WI

August 10, 1993Jefferson County, Walworth County, Wisconsin

NWS Milwaukee, WI issued this tornado warning at Aug 10, 1993, 5:17 PM CDT for Jefferson County, Walworth County, Wisconsin. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Aug 10, 1993, 5:17 PM CDT (22:17 UTC)
Expired
Aug 10, 1993, 5:45 PM CDT
In force
28 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

Counties Jefferson County, WI, Walworth County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 10.3 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 1993-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 752 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, Green Bay/Straub, WI at 12:00Z on 1993-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 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
752 J/kg
Mixed-layer CIN
-99 J/kg
Mixed-layer LCL
842 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
45 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 102218
TORMKE
WIC055-127-102245-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
517 PM CDT TUE AUG 10 1993
 
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  545 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST WISCONSIN
 
   ...SOUTHERN JEFFERSON COUNTY...NORTHERN WALWORTH COUNTY
 
NUMEROUS REPORTS OF FUNNEL CLOUDS HAVE BEEN RECEIVED FROM SOUTHERN
JEFFERSON AND NORTHERN WALWORTH COUNTIES..INCLUDING WHITEWATER AND WEST
OF PALMYRA. THIS IS ABOUT 20 MILES NORTHEAST OF JANESVILLE. THE STORM
WAS MOVING SLOWLY SOUTHEAST AND WILL BE IN THE VICINITY OF
WHITEWATER...PALMYRA...HEBRON AND LAGRANGEP.
 
IF YOU LIVE IN A HOME OR APARTMENT...SEEK SHELTER IN THE
INNERMOST PORTION OF THE BUILDING ON THE LOWEST FLOOR.  GET TO
A BASEMENT IF ONE IS AVAILABLE.  ABANDON MOBILE HOMES AND CARS
AND GO TO A REINFORCED SHELTER.

Nearby

Tornado Warnings in Wisconsin, 1993Every tornado warning in 1993Tornadoes in 1993

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.