Alert archive / Wisconsin / Flash Flood Warnings in 2002

Flash Flood Warning 9, NWS Green Bay, WI

June 22, 2002Marathon County, Portage County, Wisconsin

NWS Green Bay, WI issued this flash flood warning at Jun 22, 2002, 4:17 AM CDT for Marathon County, Portage County, Wisconsin. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 22, 2002, 4:17 AM CDT (09:17 UTC)
Expired
Jun 22, 2002, 10:15 AM CDT
In force
6 hr
Issued by
NWS Green Bay, WI
Area
Counties, with a storm outline in the text

Counties Marathon County, WI, Portage County, WI

The radar

The Green Bay radar (KGRB), 139 km from the middle of the area, began a volume at 09:20 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Green Bay/Straub, WI (KGRB), launched 00:00Z, 9.3 hours before the alert went out and 140 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 2002-06-22Temperature 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°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 2002-06-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 206 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
944 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
206 m²/s²
0-3 km storm-relative helicity
401 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 
WGUS53 KGRB 220917
FFWGRB
WIC073-097-221515-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
415 AM CDT SAT JUN 22 2002

THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWEST MARATHON COUNTY IN WISCONSIN
  PORTAGE COUNTY IN WISCONSIN

* UNTIL 1015 AM CDT

* AT 410 AM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED      
  THUNDERSTORMS WITH TORRENTIAL RAIN. THE STORMS EXTENDED FROM 
  STEVENS POINT TO ROZELLVILLE...TO SPENCER AND COLBY IN WESTERN 
  MARATHON COUNTY. THE STORMS WERE MOVING SOUTHEAST AT 20 MPH.

* RADAR ESTIMATES INDICATED THAT UP TO 5 INCHES OF RAIN HAD FALLEN IN
  THIS AREA. THE MOVEMENT OF THE STORMS WILL RESULT IN MORE RAIN
  FALLING OVER AREAS WHICH ALREADY RECEIVED HEAVY RAIN. ANOTHER 2    
  TO 4 INCHES OF RAIN IS LIKELY IN THIS AREA BY 7 AM. SOME LOCATIONS 
  WHICH ARE AT HIGH RISK OF FLASH FLOODING INCLUDE:                  
  SPENCER...MOSINEE...ROZELLVILLE...STRATFORD...JUNCTION CITY...     
  PLOVER AND STEVENS POINT. 

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND QUICKLY. DO NOT
ATTEMPT TO CROSS SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY
FOOT OR BY AUTOMOBILE. IF YOUR VEHICLE STALLS...ABANDON IT
IMMEDIATELY AND SEEK HIGHER GROUND.

LAT...LON 4471 9007 4471 8981 4428 8969 4432 8926
          4463 8927 4477 8948 4504 9004 4514 9035
          4486 9034

ECKBERG
5 follow-up statements
000 
RWUS32 KGRB 221030
FFSGRB
WIC073-097-221515-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
530 AM CDT SAT JUN 22 2002

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWEST MARATHON AND 
PORTAGE COUNTIES...

AT 525 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED 
THUNDERSTORMS PRODUCING TORRENTIAL RAINS ACROSS PORTAGE COUNTY FROM 
WHITING...PLOVER AND STEVENS POINT TO JUNCTION CITY. THE STORMS 
EXTENDED INTO SOUTHWEST MARATHON COUNTY...FROM ALDER AND 
ROZELLVILLE TO STRATFORD AND SPENCER. THE STORMS WERE MOVING TO THE 
SOUTHEAST AT 15 MPH. A FLASH FLOOD WARNING IS IN EFFECT.

RADAR ESTIMATES INDICATED THAT 6 TO 9 INCHES OF RAIN HAS FALLEN OVER 
THE LAST SEVERAL HOURS ACROSS SOUTHWEST MARATHON COUNTY...FROM 
SPENCER TO STRATFORD TO ROZELLVILLE...WHILE 4 TO 8 INCHES HAS FALLEN 
FROM JUNCTION CITY TO STEVENS POINT TO PLOVER.  AN ADDITIONAL 1 TO 3 
INCHES IS STILL POSSIBLE THROUGH 7 AM THIS MORNING IN THESE AREAS 
 
LAW ENFORCEMENT IN MARATHON COUNTY REPORTED THAT HIGHWAY 153 FROM 
STRATFORD TO SPENCER WAS UNDER 1 TO 3 FEET OF WATER IN SPOTS. 
SEVERAL ROADS IN SOUTHWESTERN MARATHON COUNTY WERE REPORTED WASHED 
OUT. 

THE STEVENS POINT POLICE DEPARTMENT REPORTED BASEMENT AND STREET 
FLOODING IN THE CITY. 

THIS IS A DANGEROUS SITUATION  SPENCER...STRATFORD...JUNCTION 
CITY...PLOVER...WHITING AND STEVENS POINT WILL EXPERIENCE FLOODING
THIS MORNING. 

MOST DEATHS IN FLASH FLOODING 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.

$$

ECKBERG
000 
RWUS32 KGRB 221323
FFSGRB
WIC073-097-137-141-221515-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
819 AM CDT SAT JUN 22 2002

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWEST 
MARATHON...WOOD...PORTAGE AND WAUSHARA COUNTIES...

AT 8:15 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED 
THUNDERSTORMS WITH TORRENTIAL RAIN. THE LARGE AREA OF STORMS 
EXTENDED FROM EAST OF LADYSMITH SOUTHEAST TO WAUTOMA. THE STORMS 
WERE MOVING SOUTHEAST AT 25 MPH. THE STORMS WILL CONTINUE TO PRODUCE 
HEAVY RAIN. A FLASH FLOOD WARNING REMAINS IN EFFECT.

SURFACE REPORTS INDICATED THAT UP TO 12 INCHES OF RAIN HAD FALLEN IN
THIS AREA. THE MOVEMENT OF THE STORMS WILL RESULT IN MORE RAIN
FALLING OVER AREAS WHICH ALREADY RECEIVED HEAVY RAIN. ANOTHER 1 TO 2
INCHES OF RAIN IS LIKELY IN THIS AREA. SOME LOCATIONS WHICH ARE AT 
HIGH RISK OF FLASH FLOODING INCLUDE...HANCOCK...WAUTOMA...SPENCER...
AND NEKOOSA.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

$$

KALLAS
000 
RWUS32 KGRB 221326 CCA
FFSGRB
WIC073-097-137-141-221515-

FLASH FLOOD STATEMENT...CORRECTED RAINFALL SOURCE
NATIONAL WEATHER SERVICE GREEN BAY WI
819 AM CDT SAT JUN 22 2002

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWEST 
MARATHON...WOOD...PORTAGE AND WAUSHARA COUNTIES...

AT 8:15 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED 
THUNDERSTORMS WITH TORRENTIAL RAIN. THE LARGE AREA OF STORMS 
EXTENDED FROM EAST OF LADYSMITH SOUTHEAST TO WAUTOMA. THE STORMS 
WERE MOVING SOUTHEAST AT 25 MPH. THE STORMS WILL CONTINUE TO PRODUCE 
HEAVY RAIN. A FLASH FLOOD WARNING REMAINS IN EFFECT.

RADAR ESTIMATED THAT UP TO 12 INCHES OF RAIN HAD FALLEN IN THIS 
AREA. THE MOVEMENT OF THE STORMS WILL RESULT IN MORE RAIN FALLING 
OVER AREAS WHICH ALREADY RECEIVED HEAVY RAIN. ANOTHER 1 TO 2 INCHES 
OF RAIN IS LIKELY IN THIS AREA. SOME LOCATIONS WHICH ARE AT HIGH 
RISK OF FLASH FLOODING INCLUDE...HANCOCK...WAUTOMA...SPENCER...AND 
NEKOOSA.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

$$

KALLAS
000 
RWUS32 KGRB 221443
FFSGRB
WIC073-097-137-141-221530-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE GREEN BAY WI
925 AM CDT SAT JUN 22 2002

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWEST 
MARATHON...WOOD...PORTAGE AND WAUSHARA COUNTIES...

AT 925 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A 
LINE OF THUNDERSTORMS...SOME WITH TORRENTIAL RAIN. THE STORMS 
EXTENDED FROM 30 MILES NORTHWEST OF STRATFORD...NEAR MEDFORD TO 10 
MILES WEST OF STRATFORD...NEAR SPENCER. THE STORMS WERE MOVING 
SOUTHEAST AT 25 MPH AND WILL BE MOVING OVER THE SAME AREAS THAT HAVE 
ALREADY RECEIVED 3 TO 6 INCHES OF RAIN SURING THE PAST 6 HOURS.  A 
FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWEST 
MARATHON..WOOD...PORTAGE AND WAUSHARA COUNTIES UNTIL 1015 AM CDT.

RADAR ESTIMATES INDICATED THAT 6 TO 8 INCHES OF RAIN HAD FALLEN IN 
THIS AREA SINCE MIDNIGHT.  THE MOVEMENT OF THE STORMS WILL RESULT IN 
MORE RAIN FALLING OVER AREAS WHICH ALREADY RECEIVED HEAVY RAIN. SOME 
LOCATIONS WHICH ARE AT HIGHEST RISK FOR ADDITIONAL HEAVY RAINFALL 
AND FLASH FLOODING INCLUDE...STRATFORD...SPENCER AND COMMUNITIES 
ALONG THE BIG EAU PLEINE FROM NEAR STRATFORD SOUTHEAST TO KNOWLTON.  
ALSO COMMUNITIES ALONG THE LITTLE EAU PLEINE RIVER FROM NEAR SPENCER 
TO DANCY ARE ALSO AT RISK FOR ADDITIONAL HEAVY RAINFALL AND FLASH 
FLOODING.  

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.

$$

BRUSKY
000 
RWUS32 KGRB 221445 CCA
FFSGRB
WIC073-097-137-141-221530-

FLASH FLOOD STATEMENT...CORRECTION FOR TYPO
NATIONAL WEATHER SERVICE GREEN BAY WI
925 AM CDT SAT JUN 22 2002

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWEST 
MARATHON...WOOD...PORTAGE AND WAUSHARA COUNTIES...

AT 925 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED A 
LINE OF THUNDERSTORMS...SOME WITH TORRENTIAL RAIN. THE STORMS 
EXTENDED FROM 30 MILES NORTHWEST OF STRATFORD...NEAR MEDFORD TO 10 
MILES WEST OF STRATFORD...NEAR SPENCER. THE STORMS WERE MOVING 
SOUTHEAST AT 25 MPH AND WILL BE MOVING OVER THE SAME AREAS THAT HAVE 
ALREADY RECEIVED 3 TO 6 INCHES OF RAIN DURING THE PAST 6 HOURS.  A 
FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHWEST 
MARATHON..WOOD...PORTAGE AND WAUSHARA COUNTIES UNTIL 1015 AM CDT.

RADAR ESTIMATES INDICATED THAT 6 TO 8 INCHES OF RAIN HAD FALLEN IN 
THIS AREA SINCE MIDNIGHT.  THE MOVEMENT OF THE STORMS WILL RESULT IN 
MORE RAIN FALLING OVER AREAS WHICH ALREADY RECEIVED HEAVY RAIN. SOME 
LOCATIONS WHICH ARE AT HIGHEST RISK FOR ADDITIONAL HEAVY RAINFALL 
AND FLASH FLOODING INCLUDE...STRATFORD...SPENCER AND COMMUNITIES 
ALONG THE BIG EAU PLEINE FROM NEAR STRATFORD SOUTHEAST TO KNOWLTON.  
ALSO COMMUNITIES ALONG THE LITTLE EAU PLEINE RIVER FROM NEAR SPENCER 
TO DANCY ARE ALSO AT RISK FOR ADDITIONAL HEAVY RAINFALL AND FLASH 
FLOODING.  

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.

$$

BRUSKY

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 11:13 PM CDTFlash Flood WarningGRBWaushara4 hr
Jun 22, 12:58 AM CDTFlash Flood WarningGRBWood6 hr
Jun 22, 1:59 AM CDTFlash Flood WarningGRBWaushara5 hr
Jun 22, 6:47 AM CDTFlash Flood WarningGRBWaushara, Wood3 hr

Nearby

Flash Flood Warnings in Wisconsin, 2002Every flash flood warning in 2002

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; radar from the NEXRAD Level II archive.