Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 2, NWS Milwaukee, WI

March 23, 1994Waukesha County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Mar 23, 1994, 9:49 PM CST for Waukesha County, Wisconsin. It was in force for 41 min.

The area

The counties it named.

The facts

Issued
Mar 23, 1994, 9:49 PM CST (03:49 UTC)
Expired
Mar 23, 1994, 10:30 PM CST
In force
41 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

County Waukesha County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 3.8 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 00:00Z on 1994-03-24Temperature 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, Green Bay/Straub, WI at 00:00Z on 1994-03-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 529 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
1121 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
529 m²/s²
0-3 km storm-relative helicity
1079 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMKE 240351
SVRMKE
WIC055-133-240430-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
949 PM CST WED MAR 23 1994
 
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1030 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST WISCONSIN
 
   ...JEFFERSON COUNTY...WAUKESHA COUNTY
 
A LINE OF SEVERE THUNDERSTORMS HAS BEEN DETECTED BY WEATHER RADAR IN
JEFFERSON COUNTY OF SOUTHEAST WISCONSIN. THE LINE WAS MOVING NORTHEAST
AT AROUND 40 MPH...AND WILL BE AFFECTING WAUKESHA COUNTY BY 1010 PM.
 
THESE STORMS HAVE A HISTORY OF PRODUCING GOLF BALL SIZE HAIL.  DANGEROUS
LIGHTNING AND DAMAGING WINDS ARE ALSO POSSIBLE.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Mar 23, 8:05 PM CST, 1 hour 44 minutes before
WIZ043-055-062-068-044-056-063-069-240300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MADISON WI
805 PM CST WED MAR 23 1994

...THUNDERSTORMS ENTER SOUTH..CENTRAL WISCONSIN...

RADAR INDICATED AT 8PM CST A LINE OF SCATTERED THUNDERSTORMS FROM 20
MILES NORTHEAST OF DUBUQUE IOWA THROUGH RICHLAND CENTER TO 30 MILES EAST
OF LA CROSSE MOVING TOWARDS THE NORTHEAST AT 20 MPH. SOME OF THESE
STORMS MAY CONTAIN SMALL HAIL AND MODEST LIGHTNING.
 f
SOME CITIES IN THE PATH OF THESE STORMS ARE...DODGEVILLE...SPRING GREEN
...REEDSBURG...BARABOO...AND MAUSTON.

IF THESE STORMS THREATEN YOU...SEEK IMMEDIATE SHELTER.
STIMACH
Special weather statement, Mar 23, 8:24 PM CST, 1 hour 25 minutes before
WIZ032>034-041>047-053>057-061>063-067>069-240330-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MADISON WI
825PM CST WED MAR 24 1994

...HAIL STICKES SOUTH..CENTRAL WISCONSIN...

AT 810PM CST HAIL 1/2 INCH IN SIZE WAS REPORTED IN A THUNDERSTORM
AT REWEY IN SOUTHWEST IOWA COUNTY...ABOUT 55 MILES SOUTHWEST OF MADISON.
THIS STORM WAS MOVING TOWARDS THE NORTHEAST AT 25 MPH. ALSO IT HAD
ACCUMULATED UP TO AN INCH ON THE GROUND.

SOME CITIES IN THE PATH OF THIS STORM ARE...LINDEN...MINERAL POINT...
DODGEVILLE...RIDGEWAY...AND BAREVELD.

IF THIS STORM THREATENS YOU...SEEK IMMEDIATE SHELTER.
STIMACH
Special weather statement, Mar 23, 8:37 PM CST, 1 hour 12 minutes before
WIZ043-055-062-068-044-056-063-069-045-046-047-057-240445-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MADISON WI
837 PM CST WED MAR 23 1994

...THUNDERSTORMS BOOM AND HAIL IN SOUTH..CENTRAL WISCONSIN...

A LINE OF THUNDERSTORMS ON RADAR AT 831PM CST INDICATED POSSIBLE SMALL
HAIL UP TO THE SIZE OF 1/2 INCH STRETCHING FROM 35 MILES WEST OF BELOIT
TO 50 MILES NORTHWEST OF MADISON. THIS LINE WAS MOVING TOWARDS THE
NORTHEAST AT 25 TO 30 MPH.

SOME CITIES IN THE PATH OF THIS LINE OF STORMS ARE...MONROE...JANESVILLE
...MADISON...BARABOO...PORTAGE...MONTELLO...MAUSTON...AND WAUTOMA.

HAIL HAS ACCUMULATED UP TO AN INCH OR SO ON THE GROUND.

IF THESE STORMS THREATEN YOU ...SEEK IMMEDIATE SHELTER.
STIMACH

&
Special weather statement, Mar 23, 9:02 PM CST, 47 minutes before
WIZ051-052-058>060-064>066-070>072-502-240405-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
900 PM CST WED MAR 23 1994

...STRONG THUNDERSTORMS APPROACHING SOUTHEAST WISCONSIN...

AT 9 PM...WEATHER RADAR INDICATED A LINE OF STRONG THUNDERSTORMS MOVING
THROUGH CENTRAL WISCONSIN.  THE LINE EXTENDED FROM NEAR WAUSAU...TO
MADISON...THEN SOUTH TO NORTHERN ILLINOIS.  THE LINE WAS MOVING
NORTHEAST AT AROUND 40 MPH...AS WILL BE MOVING INTO THE SOUTHEAST
WISCONSIN COUNTIES OF FOND DU LAC...DODGE...JEFFERSON...AND WALWORTH BY
930 PM.  THE LAKE MICHIGAN COUNTIES WILL LIKELY SEE THESE STORMS AROUND
1030 PM.

THESE STORMS ARE CAPABLE OF PRODUCING STRONG WINDS...HAIL...AND
DANGEROUS LIGHTNING.  HAIL UP TO 1/2 INCH IS POSSIBLE.

AT SIGNS OF AN IMPENDING STORM...TOWERING THUNDERHEADS...DARKENING
SKIES...LIGHTNING AND INCREASING WINDS...MOVE TO A PLACE OF SAFETY.
TUNE IN TO WEATHER RADIO OR YOUR LOCAL RADIO OR TV STATION* FOR
THE LATEST WEATHER INFORMATION.

KOCHIS
Special weather statement, Mar 23, 9:16 PM CST, 33 minutes before
WIZ032>034-041>047-053>057-061>063-067>069-240415-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MADISON WI
915PM CST WED MAR 24 1994

...LOTS OF HAIL ACROSS SOUTH..CENTRAL WISCONSIN...

BY 900PM CST THIS EVENING THE FOLLOWING REPORTS OF HAIL HAVE BEEN
ACCOUNTED IN THE AREA...
JUNEAU COUNTY...AT WONEWOC 1/4 TO 1/2 INCH
                AT NEECEDA 1/4 TO 1/2 INCH AND GUSTY
GREEN COUNTY....AT MONROE 1/2 INCH
ADAMS COUNTY....AT DELLWOOD PEA SIZE
                AT ADAMS 3/8 INCH
MOST LOCATIONS ARE ALSO ACCUMULATING SOME OF THE HAIL UP TO AN INCH.

THE LINE OF THUNDERSTORMS AT 9PM CST WAS LOCATED FROM JUST WEST OF
JANESVILLE THROUGH MADISON TO 30 MILES SOUTH OF WAUSAU AND WAS MOVING
TOWARDS THE NORTHEAST AT 30 MPH.
.                                                                            [
IF ANY STORM THREATENS YOU SEEK IMMEDIATE SHELTER.
STIMACH
Special weather statement, Mar 23, 9:38 PM CST, 11 minutes before
WIZ001>016-018-241000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
935 PM CST WED MAR 23 1994

...WINTER STORM WARNING FOR FAR NORTHERN WISCONSIN TONIGHT INTO
THURSDAY...

THE WARNING AREA IS ROUGHLY NORTH OF A LINE FROM NORTHEAST OF MINNEAPOLIS
TO JUST NORTH OF WAUSAU TO MARINETTE.  6 TO 10 INCHES OF SNOW ACCUMULATION
ARE EXPECTED IN THE FAR NORTH...NEAR LAKE SUPERIOR.  THE REMAINDER OF
THE WARNING AREA SHOULD SEE 3 TO 7 INCHES OF ACCUMULATION BY THURSDAY
AFTERNOON.

A STRONG LOW PRESSURE AREA CENTERED OVER SOUTHWEST WISCONSIN WILL
TRACK TO NEAR MILWAUKEE BY THURSDAY MORNING.  THIS STORM TRACK IS
FAVORABLE FOR SIGNIFICANT SNOW ACCUMULATIONS OVER FAR NORTHERN WISCONSIN.

SNOW WILL OVERSPREAD THE WARNING AREA DURING THE NIGHTTIME HOURS...
BUT MAY BE MIXED AT TIMES WITH SLEET AND FREEZING DRIZZLE.
THE PRECIPITATION WILL THEN CHANGE OVER TO ALL SNOW LATER TONIGHT WITH
MODERATE TO HEAVY SNOWFALL OCCURING DURING THE EARLY HOURS OF
THURSDAY.

THE STATE PATROL REPORTS HIGHWAYS OVER FAR NORTHERN WISCONSIN RANGE
FROM SNOW COVERED AND SLIPPERY TO ICE COVERED AND HAZARDOUS. TRAVELERS
SHOULD EXERCISE EXTREME CAUTION IF YOU MUST VENTURE OUT OVER NORTHERN
SECTIONS OF THE BADGERLAND TONIGHT.

ZAJDEL

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 23, 9:49 PM CSTSevere Thunderstorm WarningMKXJefferson25 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1994Every severe thunderstorm warning in 1994

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.