Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1994

Severe Thunderstorm Warning 39, NWS Milwaukee, WI

August 3, 1994Milwaukee County, Waukesha County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Aug 3, 1994, 4:25 PM CDT for Milwaukee County, Waukesha County, Wisconsin. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Aug 3, 1994, 4:25 PM CDT (21:25 UTC)
Expired
Aug 3, 1994, 5:10 PM CDT
In force
45 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

Counties Milwaukee County, WI, Waukesha County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.4 hours before the alert went out and 162 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 1994-08-03Temperature 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 12:00Z on 1994-08-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 39 square meters per square second.1939Sfc1 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
993 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
39 m²/s²
0-3 km storm-relative helicity
36 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 032128 RRA
SVRMKE
WIC079-133-032230-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
425 PM CDT WED AUG 3 1994
 
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  530 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHEAST WISCONSIN
 
   ...MILWAUKEE COUNTY...EASTERN WAUKESHA COUNTY
 
AND THE ADJACENT COASTAL WATERS OF LAKE MICHIGAN
 
 
A SEVERE WEATHER SPOTTER REPORTED 60 MPH WINDS JUST SOUTH OF DOUSMAN IN
WAUKESHA COUNTY...THIS IS 25 MILES WEST OF MILWAUKEE. THE STORM WAS
MOVING NORTHEAST AT 30 MPH...AND WILL AFFECT THE CITY OF
WAUKESHA...BROOKFIELD AND THE MILWAUKEE METROPOLITAN AREA UNTIL 530 PM.
 
 
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 BUSINFESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.
 
SIEBERS/J LAST/HENTZ
 
&

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, Aug 3, 2:45 PM CDT, 1 hour 40 minutes before
WIZ051-052-058>060-064>066-070>072-502-032145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
245 PM CDT WED AUG 3 1994

...THUNDERSTORMS WILL CONTINUE TO DEVELOP THIS AFTERNOON...

SHOWERS AND THUNDERSTORMS WILL BE THE WEATHER WORDS FOR THE REMAINDER OF
THE AFTERNOON ACROSS SOUTHEAST WISCONSIN.  AT 240 PM...THE LEADING EDGE
OF THE STORMS EXTENDED FROM SOUTHERN DODGE COUNTY...TO NORTHWEST
WAUKESHA COUNTY...THEN SOUTH TO THE JANESVILLE AREA.  THIS AREA OF
STORMS WAS ABOUT 30 MILES WEST OF MILWAUKEE.

THE RAIN WAS MOVING EAST AT 25 MILES AN HOUR.  THE STORMS SHOULD BEGIN
ENTERING METRO-MILWAUKEE AFTER 330 PM.

HEAVY RAINS...FREQUENT LIGHTNING AND GUSTY WINDS ARE POSSIBLE WITH THE
THUNDERSTORMS.  IF THREATENING WEATHER APPROACHES YOU...MOVE TO A
STURDY SHELTER...AWAY FROM WINDOWS.

J LAST
Special weather statement, Aug 3, 2:45 PM CDT, 1 hour 40 minutes before
WIZ043>047-055>057-062-063-068-069-032140-

SPECIAL WEATHER STATEMENT...CORRECTION...
NATIONAL WEATHER SERVICE MADISON WI
240 PM CDT WED AUG 3 1994

...SCATTERED THUNDERSTORMS ACROSS SOUTH CENTRAL WISCONSIN...

AT 232 PM CDT WEATHER RADAR INDICATED SCATTERED THUNDERSTORMS ACROSS
EASTERN JUNEAU..DANE...GREEN AND ROCK COUNTIES OF SOUTH CENTRAL
WISCONSIN.  SOME OF THESE STORMS ARE PRODUCING PERIODS OF HEAVY
RAINS...WITH STRONG GUSTY WINDS AND SMALL HAIL ALSO POSSIBLE.
HOWEVER...NO SEVERE WEATHER HAS BEEN REPORTED WITH THESE STORMS. THE
HEAVIEST STORM WERE LOCATED JUST NORTH OF ALBANY IN GREEN COUNTY...OR
36 MILES SOTUH OF MADISON AND WILL BE MOVING INTO ROCK COUNTY BY 140 PM
CDT. SOME TOWNS IN THE PATH OF THIS STORM ARE ORFORDVILLE...HANOVER AND
JANESVILLE.

MOVEMENT OF THESE STORMS WAS EAST AT 30 MPH.

SOUTH CENTRAL WISCONSIN CAN EXPECT SCATTERED THUNDERSTORMS FOR THE REST
AREA RESIDENTS SHOULD MONITOR THE LATEST WEATHER CONDITIONS AND IF
HEAVY RAINS OR MINOR FLOODING ARE EXPERIENCED WHILE DRIVING...USE
CAUTION AS LOW LYING AREAS AND UNDERPASSES MAY BE COVERED WITH WATER.

MARIEN
NNNN
Special weather statement, Aug 3, 2:47 PM CDT, 1 hour 38 minutes before
WIZ051-052-058>060-064>066-070>072-502-032145-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
245 PM CDT WED AUG 3 1994

...THUNDERSTORMS WILL CONTINUE TO DEVELOP THIS AFTERNOON...

SHOWERS AND THUNDERSTORMS WILL BE THE WEATHER WORDS FOR THE REMAINDER OF
THE AFTERNOON ACROSS SOUTHEAST WISCONSIN.  AT 240 PM...THE LEADING EDGE
OF THE STORMS EXTENDED FROM SOUTHERN DODGE COUNTY...TO NORTHWEST
WAUKESHA COUNTY...THEN SOUTH TO THE JANESVILLE AREA.  THIS AREA OF
STORMS WAS ABOUT 30 MILES WEST OF MILWAUKEE.

THE RAIN WAS MOVING EAST AT 25 MILES AN HOUR.  THE STORMS SHOULD BEGIN
ENTERING METRO-MILWAUKEE AFTER 330 PM.

HEAVY RAINS...FREQUENT LIGHTNING AND GUSTY WINDS ARE POSSIBLE WITH THE
THUNDERSTORMS.  IF THREATENING WEATHER APPROACHES YOU...MOVE TO A
STURDY SHELTER...AWAY FROM WINDOWS.

J LAST
Special weather statement, Aug 3, 2:51 PM CDT, 1 hour 34 minutes before
WIZ043>047-055>057-062-063-068-069-032140-

SPECIAL WEATHER STATEMENT...CORRECTION...
NATIONAL WEATHER SERVICE MADISON WI
240 PM CDT WED AUG 3 1994

...SCATTERED THUNDERSTORMS ACROSS SOUTH CENTRAL WISCONSIN...

AT 232 PM CDT WEATHER RADAR INDICATED SCATTERED THUNDERSTORMS ACROSS
EASTERN JUNEAU..DANE...GREEN AND ROCK COUNTIES OF SOUTH CENTRAL
WISCONSIN.  SOME OF THESE STORMS ARE PRODUCING PERIODS OF HEAVY
RAINS...WITH STRONG GUSTY WINDS AND SMALL HAIL ALSO POSSIBLE.
HOWEVER...NO SEVERE WEATHER HAS BEEN REPORTED WITH THESE STORMS. THE
HEAVIEST STORM WERE LOCATED JUST NORTH OF ALBANY IN GREEN COUNTY...OR
36 MILES SOUTH OF MADISON AND WILL BE MOVING INTO ROCK COUNTY BY 240 PM
CDT. SOME TOWNS IN THE PATH OF THIS STORM ARE ORFORDVILLE...HANOVER AND
JANESVILLE.

MOVEMENT OF THESE STORMS WAS EAST AT 30 MPH.

SOUTH CENTRAL WISCONSIN CAN EXPECT SCATTERED THUNDERSTORMS FOR THE REST
OF THE AFTERNOON AND INTO THIS EVENING.

AREA RESIDENTS SHOULD MONITOR THE LATEST WEATHER CONDITIONS AND IF
HEAVY RAINS OR MINOR FLOODING ARE EXPERIENCED WHILE DRIVING...USE
CAUTION AS LOW LYING AREAS AND UNDERPASSES MAY BE COVERED WITH WATER.

MARIEN
NNNN
Special weather statement, Aug 3, 3:15 PM CDT, 1 hour 10 minutes before
WIZ051-058-059-064-065-070-052-060-066-071-072-502-032115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
315 PM CDT WED AUG 3 1994

...THUNDERSTORMS CONTINUE TO INTENSIFY OVER SOUTHEAST WISCONSIN...

AT 315 PM...WEATHER SERVICE RADAR SHOWED NUMEROUS STRONG THUNDERSTORMS
OVER THE AREA. A SEVERE THUNDERSTORM WAS LOCATED OVER NORTHERN ROCK
COUNTY...25 MILES SOUTHEAST OF MADISON.  ANOTHER STRONG STORM HAD
RAPIDLY DEVEOPED OVER OVER SOUTHEAST JEFFERSON COUNTY...NEAR THE TOWN OF
PALMYRA.

OTHER STORMS WERE SCATTERED ACROSS WAUKESHA...WASHINGTON...AND WALWORTH
COUNTIES.

THE RAIN WAS MOVING NORTHEAST AT 30 MILES AN HOUR.  THE MILWAUKEE METRO
AREA WILL SEE THE STRONG THUNDERSTORMS BY 330 PM.

WIND GUSTS IN EXCESS OF 50 MILES AN HOUR...DEADLY GROUND STRIKES OF
LIGHTNING...AND HEAVY RAIN ARE POSSIBLE WITH THE THUNDERSTORMS THIS
AFTERNOON.  IF THREATENING WEATHER APPROACHES...MOVE TO A STURDY SHELTER
IMMEDIATELY.

J LAST
Special weather statement, Aug 3, 3:19 PM CDT, 1 hour 6 minutes before
WIZ051-058-059-064-065-070-052-060-066-071-072-502-032115-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
315 PM CDT WED AUG 3 1994

...THUNDERSTORMS CONTINUE TO INTENSIFY OVER SOUTHEAST WISCONSIN...

AT 315 PM...WEATHER SERVICE RADAR SHOWED NUMEROUS STRONG THUNDERSTORMS
OVER THE AREA. A SEVERE THUNDERSTORM WAS LOCATED OVER NORTHERN ROCK
COUNTY...25 MILES SOUTHEAST OF MADISON.  ANOTHER STRONG STORM HAD
RAPIDLY DEVEOPED OVER OVER SOUTHEAST JEFFERSON COUNTY...NEAR THE TOWN OF
PALMYRA.

OTHER STORMS WERE SCATTERED ACROSS WAUKESHA...WASHINGTON...AND WALWORTH
COUNTIES.

THE RAIN WAS MOVING NORTHEAST AT 30 MILES AN HOUR.  THE MILWAUKEE METRO
AREA WILL SEE THE STRONG THUNDERSTORMS BY 330 PM.

WIND GUSTS IN EXCESS OF 50 MILES AN HOUR...DEADLY GROUND STRIKES OF
LIGHTNING...AND HEAVY RAIN ARE POSSIBLE WITH THE THUNDERSTORMS THIS
AFTERNOON.  IF THREATENING WEATHER APPROACHES...MOVE TO A STURDY SHELTER
IMMEDIATELY.

J LAST

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 3, 3:36 PM CDTSevere Thunderstorm WarningMKXRacine54 min
Aug 3, 3:36 PM CDTSevere Thunderstorm WarningMKXKenosha, Walworth46 min
Aug 3, 4:10 PM CDTSevere Thunderstorm WarningMKXMilwaukee, Racine35 min
Aug 3, 4:40 PM CDTTornado WarningMKXMilwaukee25 min
Aug 3, 5:42 PM CDTSevere Thunderstorm WarningMKXJefferson48 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.