Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 13, NWS La Crosse, WI

July 3, 1993Monroe County, Vernon County, Wisconsin

NWS La Crosse, WI issued this severe thunderstorm warning at Jul 3, 1993, 4:01 PM CDT for Monroe County, Vernon County, Wisconsin. It was in force for 59 min.

The area

The counties it named.

The facts

Issued
Jul 3, 1993, 4:01 PM CDT (21:01 UTC)
Expired
Jul 3, 1993, 5:00 PM CDT
In force
59 min
Issued by
NWS La Crosse, WI
Area
Whole counties

Counties Monroe County, WI, Vernon County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 12:00Z, 9.0 hours before the alert went out and 224 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 
WUUS1 KLSE 032101
SVRARX
WIC123-081-032200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
401 PM CDT SAT JUL 3 1993
 
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  500 PM CDT
    FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTHWEST WISCONSIN
 
   ...VERNON COUNTY
 
IN WEST CENTRAL WISCONSIN
 
   ...MONROE COUNTY
 
AT 400 PM...RADAR INDICATED A SEVERE THUNDERSTORM NEAR MIDDLE RIDGE...
OR ABOUT 20 MILES EAST OF LA CROSSE. THE STORM WAS MOVING EAST AT
30 MILES AN HOUR...AND WILL BE AFFCTING THE CASHTON...WILTON...KENDALL
...AND ONTARIO AREAS BETWEEN 405 AND 500 PM.
 
THIS STORM IS GOING TO PRODUCE DAMAGING WINDS...LARGE HAIL...
AND DEADLY LIGHTNING.  GO INDOORS AND STAY AWAY FROM WINDOWS.
GET OUT OF MOBILE HOMES AND MOVE TO A STORM SHELTER NOW.
 
BRUCE
 
NNNN

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, Jul 3, 10:30 AM CDT, 5 hours 31 minutes before
MNZ017>019-031615-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROCHESTER MN
1030 AM CDT SAT JUL 3 1993

...A VERY STRONG THUNDERSTORM TRACKING INTO NORTHERN MARTIN COUNTY...

AT 1025 AM...RADAR INDICATED VERY STRONG THUNDERSTORM JUST NORTH OF
JACKSON AND WILL TRACK INTO THE NORTHWEST CORNER OF MARTIN COUNTY NEAR
TRIMONT BEFORE 11 AM.

MORE STRONG STORMS WERE LOCATED TO THE SOUTH OF MANKATO AND APPROACHING
NICOLLET WITH SPEEDS OF 30 MPH TO THE EAST.

VERY HEAVY RAINS...GUSTY WINDS AND DEADLY LIGHTNING HAVE BEEN PRODUCED
BY THESE RAPIDLY DEVELOPING STORMS....WHILE SMALL HAIL IS ALSO POSSIBLE.

PERSONS IN THE TRIMONT AREA...FROM FISH LAKE TO CEDAR LAKE...SHOULD
SEEK SHELTER FROM THESE STORMS IMMEDIATELY...ALONG WITH PERSONS NEAR
ST. PETER AND ST. CLAIR.  STAY INDOORS UNTIL THE STORMS HAVE PASSED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 3 PM FOR MOST
OF SOUTHERN MINNESOTA.

TESKE
Special weather statement, Jul 3, 10:35 AM CDT, 5 hours 26 minutes before
MNZ017>019-031615-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROCHESTER MN
1030 AM CDT SAT JUL 3 1993

...A VERY STRONG THUNDERSTORM TRACKING INTO NORTHERN MARTIN COUNTY...

AT 1025 AM...RADAR INDICATED VERY STRONG THUNDERSTORM JUST NORTH OF
JACKSON AND WILL TRACK INTO THE NORTHWEST CORNER OF MARTIN COUNTY NEAR
TRIMONT BEFORE 11 AM.

MORE STRONG STORMS WERE LOCATED TO THE SOUTH OF MANKATO AND APPROACHING
NICOLLET WITH SPEEDS OF 30 MPH TO THE EAST.

VERY HEAVY RAINS...GUSTY WINDS AND DEADLY LIGHTNING HAVE BEEN PRODUCED
BY THESE RAPIDLY DEVELOPING STORMS....WHILE SMALL HAIL IS ALSO POSSIBLE.

PERSONS IN THE TRIMONT AREA...FROM FISH LAKE TO CEDAR LAKE...SHOULD
SEEK SHELTER FROM THESE STORMS IMMEDIATELY...ALONG WITH PERSONS NEAR
ST. PETER AND ST. CLAIR.  STAY INDOORS UNTIL THE STORMS HAVE PASSED.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 3 PM FOR MOST
OF SOUTHERN MINNESOTA.

TESKE
Special weather statement, Jul 3, 1:05 PM CDT, 2 hours 56 minutes before
MNZ017>019-031830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROCHESTER MN
105 PM CDT SAT JUL 3 1993

...STRONG THUNDERSTORMS ENTERING OLMSTED COUNTY...

AT 100 PM...RADAR INDICATED STRONG THUNDERSTORMS ENTERING WESTERN
OLMSTED COUNTY.   THESE STORMS SHOULD REACH THE BYRON AREA BY 105 PM...
AND THE ROCHESTER AREA BY 115 PM.

VERY HEAVY DOWNPOURS...WINDS GUSTS UP TO 40 MPH...AND PEA SIZE HAIL ARE
POSSIBLE FROM THESE STORMS.

PERSONS SHOULD SEEK COVER FROM THESE STORMS IMMEDIATELY.

A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 3 PM FOR MOST OF
SOUTHERN MINNESOTA.

TESKE
Special weather statement, Jul 3, 1:06 PM CDT, 2 hours 55 minutes before
MNZ017>019-031830-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROCHESTER MN
105 PM CDT SAT JUL 3 1993

...STRONG THUNDERSTORMS ENTERING OLMSTED COUNTY...

AT 100 PM...RADAR INDICATED STRONG THUNDERSTORMS ENTERING WESTERN
OLMSTED COUNTY.   THESE STORMS SHOULD REACH THE BYRON AREA BY 105 PM...
AND THE ROCHESTER AREA BY 115 PM.

VERY HEAVY DOWNPOURS...WINDS GUSTS UP TO 40 MPH...AND PEA SIZE HAIL ARE
POSSIBLE FROM THESE STORMS.

PERSONS SHOULD SEEK COVER FROM THESE STORMS IMMEDIATELY.

A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 3 PM FOR MOST OF
SOUTHERN MINNESOTA.

TESKE
Special weather statement, Jul 3, 1:20 PM CDT, 2 hours 41 minutes before
MNZ018-019-031930-

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROCHESTER MN
120 PM CDT SAT JUL 3 1993

...THE SEVERE THUNDERSTORM WARNING HAD EXPIRED FOR DODGE COUNTY...

AT 115 PM...THE SEVERE THUNDERSTORM WARNING FOR DODGE COUNTY
HAS EXPIRED.  AT THIS TIME...NO SEVERE WEATHER WARNING ARE IN
EFFECT FOR SOUTHCENTRAL AND SOUTHEAST MINNESOTA.

A LINE OF VERY STRONG THUNDERSTORMS CONTINUES TO TRACK THROUGH
OLMSTED AND GOODHUE COUNTIES. AS THE STORMS MOVED THROUGH OXBOW PARK
IN BYRON...ONE HALF INCH HAIL WAS OBSERVED. AT THE ROCHESTER AIRPORT...
WINDS HAVE GUSTED UP TO 40 MPH.   THESE STORMS EXTEND FROM RED WING
TO ROCHESTER.

VERY HEAVY RAINS...UP TO PEA SIZE HAIL...AND WINDS GUSTS UP TO 40 MPH...
WILL BE COMMON FROM THESE STORMS.
.
A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 3 PM FOR MOST OF
SOUTHERN MINNESOTA.

TESKE
Special weather statement, Jul 3, 1:25 PM CDT, 2 hours 36 minutes before
MNZ018-019-031930-

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE ROCHESTER MN
120 PM CDT SAT JUL 3 1993

...THE SEVERE THUNDERSTORM WARNING HAD EXPIRED FOR DODGE COUNTY...

AT 115 PM...THE SEVERE THUNDERSTORM WARNING FOR DODGE COUNTY
HAS EXPIRED.  AT THIS TIME...NO SEVERE WEATHER WARNING ARE IN
EFFECT FOR SOUTHCENTRAL AND SOUTHEAST MINNESOTA.

A LINE OF VERY STRONG THUNDERSTORMS CONTINUES TO TRACK THROUGH
OLMSTED AND GOODHUE COUNTIES. AS THE STORMS MOVED THROUGH OXBOW PARK
IN BYRON...ONE HALF INCH HAIL WAS OBSERVED. AT THE ROCHESTER AIRPORT...
WINDS HAVE GUSTED UP TO 40 MPH.   THESE STORMS EXTEND FROM RED WING
TO ROCHESTER.

VERY HEAVY RAINS...UP TO PEA SIZE HAIL...AND WINDS GUSTS UP TO 40 MPH...
WILL BE COMMON FROM THESE STORMS.
.
A SEVERE THUNDERSTORM WATCH CONTINUES UNTIL 3 PM FOR MOST OF
SOUTHERN MINNESOTA.

TESKE

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 3, 1:52 PM CDTSevere Thunderstorm WarningARXBuffalo, Trempealeau68 min
Jul 3, 2:39 PM CDTSevere Thunderstorm WarningARXJackson66 min
Jul 3, 2:58 PM CDTSevere Thunderstorm WarningARXLa Crosse, Vernon62 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1993Every severe thunderstorm warning 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.