Alert archive / Wisconsin / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 29, NWS Milwaukee, WI

September 18, 1992Wood County, Wisconsin

NWS Milwaukee, WI issued this severe thunderstorm warning at Sep 18, 1992, 12:59 AM CDT for Wood County, Wisconsin. It was in force for 46 min.

The area

The counties it named.

The facts

Issued
Sep 18, 1992, 12:59 AM CDT (05:59 UTC)
Expired
Sep 18, 1992, 1:45 AM CDT
In force
46 min
Issued by
NWS Milwaukee, WI
Area
Whole counties

County Wood County, WI

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 6.0 hours before the alert went out and 154 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 1992-09-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 505 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 00:00Z on 1992-09-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 152 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
505 J/kg
Mixed-layer CIN
-196 J/kg
Mixed-layer LCL
560 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
152 m²/s²
0-3 km storm-relative helicity
139 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMKE 180601
SVRMKE
WIC141-180645-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1259 AM CDT FRI SEP 18 1992
 
THE NATIONAL WEATHER SERVICE IN MILWAUKEE/SULLIVAN HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  145 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN CENTRAL WISCONSIN
 
   ...WOOD COUNTY
 
AT 1258 PM CDT...WEATHER RADAR INDICATED SEVERE THUNDERSTORMS
NEARING WISCONSIN RAPIDS AND NEKOOSA AND WERE MOVING EAST AT 35 MPH.
 
THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING DAMAGING WINDS AND LARGE
HAIL.
 
 
WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING.  DO NOT STAND BY WINDOWS.  DON'"T USE TELEPHONES
OR ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM
HAS PASSED.  MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.

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, Sep 17, 10:30 PM CDT, 2 hours 29 minutes before
WIZ007-180700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1030 PM CDT THU SEP 17 1992

...SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR PART OF WEST-CENTRAL AND
CENTRAL WISCONSIN UNTIL 200 AM...

AT 1025 PM...WEATHER SERVICE RADAR INDICATED A LINE OF SHOWERS AND
THUNDERSTORMS EXTENDING FROM RHINELANDER WISCONSIN...THROUGH EAU CLAIRE...
TO ROCHESTER MINNESOTA.  THE RAIN AREA WAS MOVING EAST AT 40 MILES AN HOUR.

THE STRONGEST STORM WAS LOCATED NEAR EAU CLAIRE.  THIS STORM WILL BE
MOVING INTO CLARK COUNTY BY 1100 PM.  VERY HEAVY RAIN...STRONG WINDS...
HAIL AND DANGEROUS LIGHTNING ARE POSSIBLE WITH THE STORM.

STAY TUNED TO NATIONAL WEATHER SERVICE RADIO FOR THE LAzTEST INFORMATION
ON THIS EVENING'S WEATHER.

J LAST
Special weather statement, Sep 17, 11:23 PM CDT, 1 hour 36 minutes before
WIZ006-180500-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1114 PM CDT THU SEP 17 1992

...PART OF SEVERE THUNDERSTORM WATCH CANCELLED...

SEVERE THUNDERSTORM WATCH NUMBER 849 IS BEING CANCELLED FOR THE
FOLLOWING COUNTIES...

ST CROIX...DUNN...CHIPPEWA...PIERCE...AND PEPIN.

THE LINE OF POTENTIALLY SEVERE THUNDERSTORMS IS NOW EAST OF THIS
AREA.

JOHNSTON
Special weather statement, Sep 17, 11:49 PM CDT, 1 hour 10 minutes before
WIZ007-010-011-180600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1145 PM CDT THU SEP 17 1992

...THUNDERSTORMS PRODUCING LOCALLY VERY HEAVY RAIN...

THE THUNDERSTORMS THAT ARE MARCHING ACROSS CENTRAL WISCONSIN ARE
PRODUCING VERY HEAVY RAINFALL AMOUNTS.  THE STORM THAT IS MOVING
THROUGH CLARK COUNTY...PRODUCED 2 INCHES OF RAIN IN 20 MINUTES
NEAR THE TOWN OF OSSEO IN NORTHWEST TREMPEALEAU COUNTY BETWEEN
11 AND 1120 PM.

THE GROUND IS SATURATED FROM HEAVY RAINS THAT FELL EARLIER THIS
WEEK.  ALTHOUGH THE RAIN TONIGHT IS ISOLATED...SOME LOCALIZED
FLOODING IS POSSIBLE.  THE RELATIVELY FAST MOVEMENT OF THE
STORMS...HOWEVER...WILL PREVENT WIDESPREAD FLOOD PROBLEMS.

J LAST
Special weather statement, Sep 18, 12:14 AM CDT, 45 minutes before
WIZ006-180600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MILWAUKEE/SULLIVAN WI
1215 AM CDT FRI SEP 18 1992

...PART OF SEVERE THUNDERSTORM WATCH CANCELLED...

SEVERE THUNDERSTORM WATCH NUMBER 849 IS BEING CANCELLED FOR THE
FOLLOWING COUNTIES...

EAU CLAIRE...BUFFALO AND TREMPEALEAU.

THE LINE OF POTENTIALLY SEVERE THUNDERSTORMS IS NOW EAST OF THIS
AREA.

DAVIS
Special weather statement, Sep 18, 12:30 AM CDT, 29 minutes before
WIZ010-011-014-015-180700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MADISON WI
1225 AM CDT FRI SEP 18 1992

...A FEW STRONG THUNDERSTORMS PUSHING INTO CENTRAL WISCONSIN...

AT 1220 AM CDT NATIONAL WEATHER SERVICE RADAR DETECTED A LARGE AREA
OF SHOWERS AND THUNDERSTORMS IN CENTRAL WISCONSIN MOVING EASTWARD AT
35 MILES AN HOUR.  A FEW STRONG STORMS WERE ENTERING JUNEAU COUNTY.

BRIEF HEAVY DOWNPOURS..DEADLY LIGHTNING..SMALL HAIL AND HIGH (WINDS
CAN BE EXPECTED FROM THESE STORMS AS THEY MOVE OVER THE CITIES OF
NECEDAH AND LISBON DURING THE NEXT HOUR.  TAKE SHELTER FROM THESE
PASSING STORMS AND BE ALERT FOR POSSIBLE MINOR FLOODING PROBLEMS.

MOONEY
Special weather statement, Sep 18, 12:32 AM CDT, 27 minutes before
WIZ010-011-014-015-180700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MADISON WI
1225 AM CDT FRI SEP 18 1992

...A FEW STRONG THUNDERSTORMS PUSHING INTO CENTRAL WISCONSIN...

AT 1220 AM CDT NATIONAL WEATHER SERVICE RADAR DETECTED A LARGE AREA
OF SHOWERS AND THUNDERSTORMS IN CENTRAL WISCONSIN MOVING EASTWARD AT
35 MILES AN HOUR.  A FEW STRONG STORMS WERE ENTERING JUNEAU COUNTY.

BRIEF HEAVY DOWNPOURS..DEADLY LIGHTNING..SMALL HAIL AND HIGH WINDS
CAN BE EXPECTED FROM THESE STORMS AS THEY MOVE OVER THE CITIES OF
NECEDAH AND LISBON DURING THE NEXT HOUR.  TAKE SHELTER FROM THESE
PASSING STORMS AND BE ALERT FOR POSSIBLE MINOR FLOODING PROBLEMS.

A SEVERE THUNDERSTORM WATCH IS IN EFFE2CT FOR CENTRAL WISCONSIN UNTIL 2 AM.

MOONEY

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 18, 12:38 AM CDTSevere Thunderstorm WarningMKXPortage67 min

Nearby

Severe Thunderstorm Warnings in Wisconsin, 1992Every severe thunderstorm warning in 1992

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.