Alert archive / Wisconsin / Flash Flood Warnings in 1992

Flash Flood Warning 4, NWS Green Bay, WI

September 16, 1992Green Lake County, Marquette County, Waushara County, Wisconsin

NWS Green Bay, WI issued this flash flood warning at Sep 16, 1992, 9:34 AM CDT for Green Lake County, Marquette County, Waushara County, Wisconsin. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Sep 16, 1992, 9:34 AM CDT (14:34 UTC)
Expired
Sep 16, 1992, 3:30 PM CDT
In force
6 hr
Issued by
NWS Green Bay, WI
Area
Whole counties

Counties Green Lake County, WI, Marquette County, WI, Waushara County, WI

The nearest sounding before it

Minneapolis, MN (KSTC), launched 12:00Z, 2.6 hours before the alert went out and 363 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, Minneapolis, MN at 12:00Z on 1992-09-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1874 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, Minneapolis, MN at 12:00Z on 1992-09-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 52 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
1874 J/kg
Mixed-layer CIN
-169 J/kg
Mixed-layer LCL
710 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
52 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
-2.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KMSN 161435
FFWMSN
WIC137-001-047-057-077-103-111-162030-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MADISON WI
934 AM CDT WED SEP 16 1992
 
THE NATIONAL WEATHER SERVICE IN MADISON HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  330 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN CENTRAL WISCONSIN
 
   ...WAUSHARA COUNTY
 
IN SOUTH CENTRAL WISCONSIN
 
   ...ADAMS COUNTY...GREEN LAKE COUNTY...JUNEAU COUNTY
   ...MARQUETTE COUNTY...RICHLAND COUNTY...SAUK COUNTY
 
HEAVY RAINS HAVE BEEN FALLING OVER JUNEAU...ADAMS...WAUSHARA...GREEN
LAKE...MARQUETTE...SAUK...AND RICHLAND COUNTIES FOR THE PAST SEVERAL
HOURS. RAINFALL AMOUNTS OF 3 TO 5 INCHES HAVE BEEN REPORTED IN MANY
AREAS.
 
NUMEROUS ROADS AND FIELDS ARE FLOODED AND MANY STREAMS ARE AT OR
APPROACHING BANK FULL.  NUMEROUS MUDSLIDES HAVE ALSO BEEN REPORTED.
 
RADAR SHOWS A LARGE AREA OF SHOWERS AND THUNDERSTORMS...MANY WITH HEAVY
RAIN ACROSS THE ABOVE MENTIONED COUNTIES.  THE THREAT OF MORE HEAVY RAIN
WILL CONTINUE INTO THIS AFTERNOON.
 
 
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO
CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT.  TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
 
PIERCE

What forecasters said that day

The local office's own words before this flash flood 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 16, 3:46 AM CDT, 5 hours 48 minutes before
WIZ008-012-161000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
345 AM CDT WED SEP 16 1992

...STRONG REDEVELOPING IN SOUTHWEST WAUPACA COUNTY...

AT 340 AM...WEATHER SERVICE RADAR INDICATED A WEAKENING OF THE
THUNDERSTORMS MOVING INTO BROWN AND NORTHERN OUTAGAMIE COUNTIES. THE
STRONGEST STORMS WERE NOW LOCATED NEAR RURAL IN SOUTHWEST WAUPACA
COUNTY.  THIS IS ABOUT 35 MILES WEST OF APPLETON.  THE STORMS WERE
MOVING EAST AT ABOUT 35 MPH.

THE STRONGEST STORMS WILL MOVE THROUGH SOUTHERN WAUPACA COUNTY AND INTO
NORTHERN WINNEBAGO AND SOUTHERN OUTAGAMIE COUNTIES BY 430 AM.  SOME TOWNS
IN THE PATH OF THESE STORMS INCLUDE WEYAUWEGA...FREMONT...AND READFIELD.
THESE STORMS HAVE A HISTORY OF PRODUCING GUSTY WINDS...DANGEROUS
LIGHTNING...AND TORRENTIAL RAINS.
.
THESE THUNDERSTORMS ARE DANGEROUS.  IF YOU ARE IN THEIR PATH...EXPECT
STRONG WINDS...DEADLY LIGHTNING AND HEAVY RAIN.  REMAIN ALERT FOR
RAPIDLY CHANGING WEATHER CO2NDITIONS.  DO NOT DRIVE INTO STANDING WATER
ON RAODWAYS.

SKOWRONSKI
Special weather statement, Sep 16, 3:53 AM CDT, 5 hours 41 minutes before
WIZ008-012-161000-

SPECIAL WEATHER STATEMENT...CORRECTED HEADLINE...
NATIONAL WEATHER SERVICE GREEN BAY WI
345 AM CDT WED SEP 16 1992

...STRONG THUNDERSTORMS REDEVELOPING IN SOUTHWEST WAUPACA COUNTY...

AT 340 AM...WEATHER SERVICE RADAR INDICATED A WEAKENING OF THE
THUNDERSTORMS MOVING INTO BROWN AND NORTHERN OUTAGAMIE COUNTIES. THE
STRONGEST STORMS WERE NOW LOCATED NEAR RURAL IN SOUTHWEST WAUPACA
COUNTY.  THIS IS ABOUT 35 MILES WEST OF APPLETON.  THE STORMS WERE
MOVING EAST AT ABOUT 35 MPH.

THE STRONGEST STORMS WILL MOVE THROUGH SOUTHERN WAUPACA COUNTY AND INTO
NORTHERN WINNEBAGO AND SOUTHERN OUTAGAMIE COUNTIES BY 430 AM.  SOME TOWNS
IN THE PATH OF THESE STORMS INCLUDE WEYAUWEGA...FREMONT...AND READFIELD.
THESE STORMS HAVE A HISTORY OF PRODUCING GUSTY WINDS...DANGEROUS
LIGHTNING...AND TORRENTIAL RAINS.
.
THESE THUNDERSTORMS ARE DANGEROUS.  IF YOU ARE IN THEIR PATH...EXPECT
STRONG WINDS...DEADLY LIGHTNING AND HEAVY RAIN.  REM@AIN ALERT FOR
RAPIDLY CHANGING WEATHER CONDITIONS.  DO NOT DRIVE INTO STANDING WATER
ON RAODWAYS.

SKOWRONSKI
Special weather statement, Sep 16, 4:47 AM CDT, 4 hours 47 minutes before
WIZ005-008-009-012-161045-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
445 AM CDT WED SEP 16 1992

...STRONG THUNDERSTORMS MOVING TOWARD THE FOX CITIES...

AT 440 AM...WEATHER SERVICE RADAR INDICATED A LINE OF STRONG
THUNDERSTORMS FROM NEAR BONDUEL...OR ABOUT 25 MILES NORTHWEST OF GREEN
BAY...TO NEAR WAUTOMA...OR ABOUT 40 MILES WEST OF OSHKOSH.  THE STORMS
WERE MOVING EAST AT ABOUT 30 MPH.

THE STRONGEST STORMS WILL MOVE THROUGH WESTERN OUTAGAMIE AND NORTHERN
WINNEBAGO COUNTIES BY 530 AM.  THE STORMS SHOULD REACH THE APPLETON AREA
BY 515 AM...AND THE NEENAH/MENASHA AREA BY 530 AM.  THESE STORMS HAVE
A HISTORY OF PRODUCING DANGEROUS LIGHTNING AND TORRENTIAL RAINS.

IN ADDITION...A LARGE AREA OF LIGHT TO MODERATE RAIN COVERED MOST OF
NORTHEAST WISCONSIN.  THIS RAIN AREA WAS SPREADING SLOWLY SOUTHEAST INTO
EAST CENTRAL AREAS OF THE STATE.
.
THE THUNDERSTORMS ARE DANGEROUS.  IF YOU ARE IN THEIR PATH...EXPECT
DEADLY LIGHTNING AND HEAVY RAIN.  REMAIN ALERT FOR RAPIDLY CHANGING
WEATHER CONDITIONS.  DO NOT DRIVE INTO STANDING WATER ON ROADWAYS.

SKOWRONSKI
Special weather statement, Sep 16, 6:07 AM CDT, 3 hours 27 minutes before
WIZ005-008-009-012-013-161230-

SPECIAL WEATHER STATEMENT AND SHORT RANGE WEATHER FORECAST
NATIONAL WEATHER SERVICE GREEN BAY WI
605 AM CDT WED SEP 16 1992

...A RAINY MORNING IS IN STORE FOR NORTHEAST WISCONSIN...

AT 600 AM...WEATHER SERVICE RADAR SHOWED A LARGE THUNDERSTORM COMPLEX
OVER MUCH OF NORTHEAST AND EAST CENTRAL WISCONSIN.  THE ONLY AREAS THAT
WERE STILL RAIN FREE WERE LAKESHORE LOCATIONS SOUTH OF MANITOWOC.  THE
RAIN WILL OVERSPREAD THESE AREAS BY 700 AM.

OVERALL...MOST OF THE THUNDERSTORM ACTIVITY HAS WEAKENED DURING THE PAST
HOUR...BUT RADAR STILL SHOWED A FEW STRONG THUNDERSTORMS OVER WINNEBAGO
COUNTY NEAR OSHKOSH.  THESE STORMS WILL MOVE OVER LAKE WINNEBAGO BY 615
AM AND INTO CALUMET COUNTY NEAR CHILTON BY 645 AM.  THESE STORMS ARE
CAPABLE OF PRODUCING BRIEF HEAVY RAINS AND DANGEROUS LIGHTNING.

ANYONE TRAVELLING ACROSS NORTHEAST WISCONSIN THIS MORNING SHOULD REMAIN
ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS.  DO NOT DRIVE INTO
STANDING WATER ON ROADWAYS.

TEMPERATURES ACROSS THE REGION WILL REMAIN IN THE 60S THROUGHOUT THE
EARLY MORNING...THEN RISE INTO THE 70S BY ABOUT 10 AM.  RATHER HUMID
CONDITIONS WILL ALSO PERSIST.  SOUTHWEST WINDS WILL INCREASE TO 15 TO
25 MPH AFTER ABOUT 10 AM.

SKOWRONSKI
Special weather statement, Sep 16, 7:23 AM CDT, 2 hours 11 minutes before
WIZ005-008-009-012-013-161345-

SPECIAL WEATHER STATEMENT AND SHORT RANGE WEATHER FORECAST
NATIONAL WEATHER SERVICE GREEN BAY WI
715 AM CDT WED SEP 16 1992

...A RAINY MORNING IS IN STORE FOR NORTHEAST WISCONSIN...

AT 715 AM...WEATHER SERVICE RADAR SHOWED A LARGE THUNDERSTORM COMPLEX
OVER MUCH OF NORTHEAST AND EAST CENTRAL WISCONSIN.  RADAR STILL SHOWED A
FEW STRONG THUNDERSTORMS...WITH VERY HEAVY RAIN...OVER SOUTHERN
WINNEBAGO COUNTY.  THE STORMS WERE ABOUT 5 MILES SOUTHWEST OF
OSHKOSH...AND WERE MOVING EAST AT ABOUT 30 MPH.  THESE STORMS ARE
CAPABLE OF PRODUCING BRIEF HEAVY RAINS AND DANGEROUS LIGHTNING.  THEY
SHOULD MOVE OVER CENTRAL LAKE WINNEBAGO BY 745 AM.

ANYONE TRAVELLING ACROSS NORTHEAST WISCONSIN THIS MORNING SHOULD REMAIN
ALERT FOR RAPIDLY CHANGING WEATHER CONDITIONS.  DO NOT DRIVE INTO
STANDING WATER ON ROADWAYS.  SINCE ABOUT 600 AM...THE HEAVIEST RAIN HAS
FALLEN OVER SOUTHERN WINNEBAGO COUNTY.  RESIDENTS OF THIS AREA
SHOULD REMAIN ALERT FOR POSSIBLE FLOODING OF LOW-LYING AREAS.
.
TEMPERATURES ACROSS THE REGION WILL REMAIN IN THE 60S THROUGHOUT THE
EARLY MORNING...THEN RISE INTO THE 70S BY ABOUT 10 AM.  RATHER HUMID
CONDITIONS WILL ALSO PERSIST.  SOUTHWEST WINDS hWILL INCREASE TO 15 TO
25 MPH AFTER ABOUT 10 AM.

SKOWRONSKI
Special weather statement, Sep 16, 9:31 AM CDT, 3 minutes before
WIZ008-009-012-013-161600-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
925 AM CDT WED SEP 16 1992

...MODERATE RAIN CONTINUES ACROSS NORTHEAST WISCONSIN...

AT 920 AM WEATHER RADAR SHOWED AN AREA OF MODERATE RAIN EAST OF GREEN
BAY EXTENDING INTO WESTERN KEWAUNEE AND NORTHWEST MANITOWOC COUNTIES.
LIGHT RAIN WAS FALLING ACROSS MOST OF THE REST OF NORTHEAST WISCONSIN.

SINCE MIDNIGHT THE RAINFALL HAS TOTALED EIGHT TENTHS OF AN INCH IN
GREEN BAY...AND REPORTS OF NEARLY 2 INCHES HAVE BEEN RECEIVED FROM
OSHKOSH IN WINNEBAGO COUNTY.

THE RAIN WILL CONTINUE THE REST OF THE MORNING WITH RAINFALL AMOUNTS
BETWEEN 2 AND 3 INCHES IN WINNEBAGO AND MANITOWOC COUNTIES.  MINOR
FLOODING OF UNDERPASSES AND IN LOW LYING AREAS IS LIKELY IN WINNEBAGO
AND MANITOWOC COUNTIES.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 16, 9:34 AM CDTFlash Flood WarningGRBAdams, Juneau, Sauk6 hr
Sep 16, 9:34 AM CDTFlash Flood WarningGRBRichland6 hr
Sep 16, 9:49 AM CDTFlash Flood WarningGRBColumbia6 hr

Nearby

Flash Flood Warnings in Wisconsin, 1992Every flash flood 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.