Alert archive / Wisconsin / Tornado Warnings in 1993

Tornado Warning 23, NWS Green Bay, WI

July 3, 1993Columbia County, Wisconsin

NWS Green Bay, WI issued this tornado warning at Jul 3, 1993, 6:17 PM CDT for Columbia County, Wisconsin. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Jul 3, 1993, 6:17 PM CDT (23:17 UTC)
Expired
Jul 3, 1993, 6:45 PM CDT
In force
28 min
Issued by
NWS Green Bay, WI
Area
Whole counties

County Columbia County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 11.3 hours before the alert went out and 150 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 1993-07-03Temperature 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 1993-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -7 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1299 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
-7 m²/s²
0-3 km storm-relative helicity
49 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 KMSN 032318
TORMSN
WIC021-032345-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MADISON WI
617 PM CDT SAT JUL 3 1993
 
THE NATIONAL WEATHER SERVICE IN MADISON HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  645 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL WISCONSIN
 
   ...EASTERN COLUMBIA COUNTY
 
THE SEVERE THUNDERSTORM WARNING FOR COLUMBIA COUNTY HAS BEEN UPGRADED TO
A TORNADO WARNING.
 
AT 610 PM CDT HAM RADIO SPOTTERS REPORTED A TORNADO SOUTHEAST OF FALL
RIVER.  THE TORNADO WAS MOVING TO THE SOUTHEAST AT 20 MILE AN HOUR.
 
CITIES IN THE PATH OF THIS TORNADO ARE DOYLESTOWN AND COLUMBUS.
 
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
 
 
PIERCE
&

What forecasters said that day

The local office's own words before this tornado 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, Jul 3, 5:18 PM CDT, 59 minutes before
WIZ008-032315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
518 PM CDT SAT JUL 3 1993

...STRONG THUNDERSTORMS WERE MOVING INTO WAUPACA COUNTY...

AT 515 PM...RADAR INDICATED AN AREA OF RAPIDLY DEVELOPING THUNDERSTORMS
IN CENTRAL PORTAGE COUNTY WITH THE STRONGEST STORMS LOCATED ABOUT 10
MILES SOUTH OF STEVENS POINT.  THESE STORMS WERE MOVING EAST AT 35 MPH
AND WILL LIKELY BE AFFECTING THE WESTERN SECTIONS OF WAUPACA COUNTY BY
545 PM.  SOME TOWNS IN THE PATH OF THESE STORMS INCLUDE OGDENSBURG...
WAUPACA...AND RURAL.

THESE THUNDERSTORMS WERE PRODUCING HEAVY DOWNPOURS OF RAIN WHICH MAY
RESULT IN PONDING OF WATER ON AREA ROADWAYS.  DO NOT DRIVE YOUR CAR
INTO AREAS WHERE STANDING WATER COVERS THE ROAD.

JUSKIE
Special weather statement, Jul 3, 5:19 PM CDT, 58 minutes before
WIZ008-032315-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
518 PM CDT SAT JUL 3 1993

...STRONG THUNDERSTORMS WERE MOVING INTO WAUPACA COUNTY...

AT 515 PM...RADAR INDICATED AN AREA OF RAPIDLY DEVELOPING THUNDERSTORMS
IN CENTRAL PORTAGE COUNTY WITH THE STRONGEST STORMS LOCATED ABOUT 10
MILES SOUTH OF STEVENS POINT.  THESE STORMS WERE MOVING EAST AT 35 MPH
AND WILL LIKELY BE AFFECTING THE WESTERN SECTIONS OF WAUPACA COUNTY BY
545 PM.  SOME TOWNS IN THE PATH OF THESE STORMS INCLUDE OGDENSBURG...
WAUPACA...AND RURAL.

THESE THUNDERSTORMS WERE PRODUCING HEAVY DOWNPOURS OF RAIN WHICH MAY
RESULT IN PONDING OF WATER ON AREA ROADWAYS.  DO NOT DRIVE YOUR CAR
INTO AREAS WHER2E STANDING WATER COVERS THE ROAD.

JUSKIE
Special weather statement, Jul 3, 5:37 PM CDT, 40 minutes before
WIZ012-032345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
537 PM CDT SAT JUL 3 1993

...STRONG THUNDERSTORMS WERE MOVING INTO WINNEBAGO COUNTY...

AT 535 PM...RADAR INDICATED A LINE OF STRONG THUNDERSTORMS FROM NEAR
STEVENS POINT TO JUST NORTH OF MADISON.  THE STRONGEST STORM WAS LOCATED
NEAR REDGRANITE IN WAUSHARA COUNTY OR ABOUT 30 MILES WEST OF OSHKOSH.
THIS LINE WAS MOVING EAST AT 35 MPH AND WILL LIKELY BE AFFECTING
WESTERN PORTIONS OF WINNEBAGO COUNTY BY 545 PM. SOME TOWNS IN THE PATH
OF THESE STORMS INCLUDE WINNECONNE...OMRO...AND WAUKAU.

THESE THUNDERSTORMS WERE PRODUCING HEAVY DOWNPOURS OF RAIN WHICH MAY
RESULT IN PONDING OF WATER ON AREA ROADWAYS.  DO NOT DRIVE YOUR CAR
INTO AREAS WHERE STANDING WATER COVERS THE ROAD. THESE THUNDERSTORMS
MAY PRODUCE BRIEF GUSTY WINDS AND DEADLY LIGHTNING. BOATERS ON LAKE
WINNEBAGO SHOULD MOVE TO A PLACE OF SAFETY BEFORE THE STORMS ARRIVE.

JUSKIE
Special weather statement, Jul 3, 5:39 PM CDT, 38 minutes before
WIZ012-032345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
537 PM CDT SAT JUL 3 1993

...STRONG THUNDERSTORMS WERE MOVING INTO WINNEBAGO COUNTY...

AT 535 PM...RADAR INDICATED A LINE OF STRONG THUNDERSTORMS FROM NEAR
STEVENS POINT TO JUST NORTH OF MADISON.  THE STRONGEST STORM WAS LOCATED
NEAR REDGRANITE IN WAUSHARA COUNTY OR ABOUT 30 MILES WEST OF OSHKOSH.
THIS LINE WAS MOVING EAST AT 35 MPH AND WILL LIKELY BE AFFECTING
WESTERN PORTIONS OF WINNEBAGO COUNTY BY 545 PM. SOME TOWNS IN THE PATH
OF THESE STORMS INCLUDE WINNECONNE...OMRO...AND WAUKAU.

THESE THUNDERSTORMS WERE PRODUCING HEAVY DOWNPOURS OF RAIN WHICH MAY
RESULT IN PONDING OF WATER ON AREA ROADWAYS.  DO NOTf DRIVE YOUR CAR
INTO AREAS WHERE STANDING WATER COVERS THE ROAD. THESE THUNDERSTORMS
MAY PRODUCE BRIEF GUSTY WINDS AND DEADLY LIGHTNING. BOATERS ON LAKE
WINNEBAGO SHOULD MOVE TO A PLACE OF SAFETY BEFORE THE STORMS ARRIVE.

JUSKIE
Special weather statement, Jul 3, 6:07 PM CDT, 10 minutes before
WIZ008-012-040015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
607 PM CDT SAT JUL 3 1993

...STRONG THUNDERSTORMS WERE MOVING INTO OUTAGAMIE COUNTY AND CALUMET
COUNTY...

AT 605 PM...RADAR INDICATED A LINE OF STRONG THUNDERSTORMS FROM 20 MILES
EAST OF STEVENS POINT TO 20 MILES SOUTHWEST OF OSHKOSH.  THIS LINE OF
THUNDERSTORMS WAS MOVING EAST AT 35 MPH AND WILL LIKELY BE AFFECTING THE
WESTERN PORTIONS OF OUTAGAMIE COUNTY AND CALUMET COUNTY BY 615 PM.  SOME
TOWNS IN THE PATH OF THESE STORMS INCLUDE NEW LONDON...APPLETON...AND
CHILTON.

IF YOU ARE IN THE PATH OF THESE STORMS...EXPECT STRONG WINDS...DEADLY
LIGHTNING AND POSSIBLY SOME HAIL.  IF YOU ARE OUTDOORS...MOVE TO SHELTER
BEFORE THE STORMS ARRIVE.  ONCE INSIDE... STAY AWAY FROM WINDOWS.

JUSKIE
Special weather statement, Jul 3, 6:08 PM CDT, 9 minutes before
WIZ008-012-040015-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
607 PM CDT SAT JUL 3 1993

...STRONG THUNDERSTORMS WERE MOVING INTO OUTAGAMIE COUNTY AND CALUMET
COUNTY...

AT 605 PM...RADAR INDICATED A LINE OF STRONG THUNDERSTORMS FROM 20 MILES
EAST OF STEVENS POINT TO 20 MILES SOUTHWEST OF OSHKOSH.  THIS LINE OF
THUNDERSTORMS WAS MOVING EAST AT 35 MPH AND WILL LIKELY BE AFFECTING THE
WESTERN PORTIONS OF OUTAGAMIE COUNTY AND CALUMET COUNTY BY 615 PM.  SOME
TOWNS IN THE PATH OF THESE STORMS INCLUDE NEW LONDON...APPLETON...AND
CHILTON.

IF YOU ARE IN THE PATH OF THESE STORMS...EXPECT STRONG WINDS...DEADLY
LIGHTNING AND POSSIBLY SOME HAIL.  IF YOU ARE OUTDOORS...MOVE TO SHELTER
BEFORE THE STORMS ARRIVE.  ONCE INSIDE... STAY AWAY FROM WINDOWS.

JUSKIE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 4:41 PM CDTSevere Thunderstorm WarningGRBColumbia49 min
Jul 3, 4:49 PM CDTSevere Thunderstorm WarningGRBAdams, Waushara71 min
Jul 3, 5:00 PM CDTTornado WarningGRBColumbia, Sauk60 min
Jul 3, 5:22 PM CDTSevere Thunderstorm WarningGRBGreen Lake, Marquette53 min
Jul 3, 5:51 PM CDTSevere Thunderstorm WarningGRBWinnebago39 min
Jul 3, 6:10 PM CDTSevere Thunderstorm WarningGRBColumbia35 min
Jul 3, 6:30 PM CDTFlash Flood WarningGRBColumbia, Sauk4 hr

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.