Alert archive / Wisconsin / Flash Flood Warnings in 2003
Flash Flood Warning 8, NWS Green Bay, WI
NWS Green Bay, WI issued this flash flood warning at Aug 2, 2003, 5:37 PM CDT for Calumet County, Outagamie County, Winnebago County, Wisconsin. It was in force for 3 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
- Aug 2, 2003, 5:37 PM CDT (22:37 UTC)
- Expired
- Aug 2, 2003, 8:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Green Bay, WI
- Area
- Counties, with a storm outline in the text
Counties Calumet County, WI, Outagamie County, WI, Winnebago County, WI
The radar
The Green Bay radar (KGRB), 30 km from the middle of the area, began a volume at 22:40 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 12:00Z, 10.6 hours before the alert went out and 29 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.
- Mixed-layer CAPE
- 90 J/kg
- Mixed-layer CIN
- -98 J/kg
- Mixed-layer LCL
- 1009 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 35 m²/s²
- 0-3 km storm-relative helicity
- 59 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS53 KGRB 022239
FFWGRB
WIC015-087-139-030130-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE GREEN BAY WI
537 PM CDT SAT AUG 2 2003
THE NATIONAL WEATHER SERVICE IN GREEN BAY HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHERN CALUMET COUNTY IN WISCONSIN
NORTHEAST WINNEBAGO COUNTY IN WISCONSIN
SOUTHERN OUTAGAMIE COUNTY IN WISCONSIN
* UNTIL 830 PM CDT
* AT 537 PM CDT NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED
THUNDERSTORMS WITH TORRENTIAL RAIN. THE STORMS WERE CENTERED NEAR
COMBINED LOCKS...OR NEAR APPLETON. THE STORMS WERE MOVING NORTHEAST
AT 15 MPH.
* RADAR ESTIMATES INDICATED THAT UP TO 3 INCHES OF RAIN HAD FALLEN IN
THIS AREA. ADDITIONAL HEAVY RAIN IS LIKELY. SOME LOCATIONS WHICH
ARE AT HIGH RISK OF FLASH FLOODING INCLUDE...KAUKAUNA...KIMBERLY...
LITTLE CHUTE...APPLETON...DARBOY...COMBINED LOCKS...NEENAH AND
MENASHA.
EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
LAT...LON 4429 8849 4406 8843 4419 8806 4423 8805
4424 8819 4445 8820
$$
HELMAN/ECKBERG4 follow-up statements
000 WGUS73 KGRB 022310 FFSGRB WIC015-087-139-030130- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 558 PM CDT SAT AUG 2 2003 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHERN OUTAGAMIE...AND NORTHERN CALUMET COUNTIES... AT 558 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED THUNDERSTORMS WITH TORRENTIAL RAIN. THE STORMS WERE NEAR DUNDAS...OR 9 MILES EAST OF APPLETON. THE STORMS WERE MOVING EAST AT 20 MPH. THE STORMS WILL CONTINUE TO PRODUCE HEAVY RAIN OVER SOUTHEAST OUTAGAMIE AND NORTHERN CALUMET COUNTIES FOR THE NEXT HOUR. A FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHERN OUTAGAMIE...NORTHEAST WINNEBAGO AND SOUTHERN CALUMET COUNTIES UNTIL 830 PM. IN WINNEBAGO COUNTY...THE RAIN HAS ENDED. THERE WERE REPORTS OF PONDING OF THE WATER ON AREA ROADS. IN OUTAGAMIE COUNTY....THE SHERIFF DEPARTMENT REPORTED NUMEROUS STREETS FLOODED IN APPLETON. IN DARBOY...DITCHES WERE FILLED TO CAPACITY WITH RAINFALL AMOUNTS AROUND AN INCH AS THE STORMS ROLLED THROUGH THE AREA. THE RAIN SHOULD END ACROSS SOUTHERN OUTAGAMIE COUNTY BY 7 PM. IN CALUMET COUNTY...TORRENTIAL RAINS WILL MOVE THROUGH FOREST JUNCTION...HILBERT...POTTER...AND BRILLION BY 7 PM. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS. $$ HELMAN/ECKBERG
000 WGUS73 KGRB 022311 CCA FFSGRB WIC015-087-139-030130- FLASH FLOOD STATEMENT...CORRECTED TO REMOVE WINNEBAGO CO FROM WARNING NATIONAL WEATHER SERVICE GREEN BAY WI 558 PM CDT SAT AUG 2 2003 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHERN OUTAGAMIE...AND NORTHERN CALUMET COUNTIES... AT 558 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR DETECTED THUNDERSTORMS WITH TORRENTIAL RAIN. THE STORMS WERE NEAR DUNDAS...OR 9 MILES EAST OF APPLETON. THE STORMS WERE MOVING EAST AT 20 MPH. THE STORMS WILL CONTINUE TO PRODUCE HEAVY RAIN OVER SOUTHEAST OUTAGAMIE AND NORTHERN CALUMET COUNTIES FOR THE NEXT HOUR. A FLASH FLOOD WARNING REMAINS IN EFFECT FOR SOUTHERN OUTAGAMIE...NORTHEAST WINNEBAGO AND SOUTHERN CALUMET COUNTIES UNTIL 830 PM. IN WINNEBAGO COUNTY...THE RAIN HAS ENDED. THERE WERE REPORTS OF PONDING OF THE WATER ON AREA ROADS. THEREFORE...THE FLASH FLOOD WARNING FOR WINNEBAGO COUNTY HAS BEEN CANCELLED. IN OUTAGAMIE COUNTY....THE SHERIFF DEPARTMENT REPORTED NUMEROUS STREETS FLOODED IN APPLETON. IN DARBOY...DITCHES WERE FILLED TO CAPACITY WITH RAINFALL AMOUNTS AROUND AN INCH AS THE STORMS ROLLED THROUGH THE AREA. THE RAIN SHOULD END ACROSS SOUTHERN OUTAGAMIE COUNTY BY 7 PM. IN CALUMET COUNTY...TORRENTIAL RAINS WILL MOVE THROUGH FOREST JUNCTION...HILBERT...POTTER...AND BRILLION BY 7 PM. EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS. $$ HELMAN/ECKBERG
000 WGUS73 KGRB 022334 FFSGRB WIC015-087-030130- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 628 PM CDT SAT AUG 2 2003 ...FLASH FLOOD WARNING REMAINS IN EFFECT FOR OUTAGAMIE AND CALUMET COUNTIES... AT 628 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THE THUNDERSTORMS THAT PRODUCED THE TORRENTIAL RAIN HAD WEAKENED AND MOVED EAST INTO SOUTHERN BROWN AND EASTERN CALUMET COUNTIES. THE TORRENTIAL RAINS PRODUCED WIDESPREAD STREET FLOODING IN APPLETON. AT 626 PM...WATER WAS 3 FEET DEEP ON CALUMET STREET. EVEN THOUGH THE RAIN HAS ENDED...RUNOFF FROM THIS STORM WILL CAUSE FLOODING OF URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS. $$ HELMAN/ECKBERG
000 WGUS73 KGRB 030009 FFSGRB WIC015-087-030030- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE GREEN BAY WI 701 PM CDT SAT AUG 2 2003 ...FLASH FLOOD WARNING FOR SOUTHERN OUTAGAMIE AND NORTHERN CALUMET COUNTIES HAS BEEN CANCELED... AT 701 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE THUNDERSTORMS WHICH INITIALLY PROMPTED THE ISSUANCE OF THE WARNING HAVE MOVED NORTHEAST OF THE AREA. THE FLASH FLOOD WARNING WHICH HAD BEEN IN EFFECT FOR OUTAGAMIE AND CALUMET COUNTIES HAS BEEN CANCELED. RADAR ESTIMATES INDICATED THAT UP TO 3 INCHES OF RAIN HAD FALLEN IN THIS AREA BETWEEN 500 PM AND 630 PM. THE TORRENTIAL RAINS PRODUCED WIDESPREAD STREET FLOODING IN APPLETON. AT 626 PM...THE OUTAGAMIE COUNTY SHERIFFS DEPARTMENT REPORTED WATER 3 FEET DEEP ON CALUMET STREET ALONG THE OUTAGAMIE AND CALUMET COUNTY LINE. EVEN THOUGH THE RAIN HAS ENDED...PONDING OF WATER ON SOME STREETS IN APPLETON MAY LINGER EARLY THIS EVENING. $$ HELMAN
The office that day
Everything else NWS Green Bay, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 2, 1:56 PM CDT | Severe Thunderstorm Warning | GRB | Manitowoc | 34 min |
| Aug 2, 3:44 PM CDT | Severe Thunderstorm Warning | GRB | Waupaca | 46 min |
| Aug 2, 4:11 PM CDT | Severe Thunderstorm Warning | GRB | Waushara | 19 min |
Nearby
Flash Flood Warnings in Wisconsin, 2003Every flash flood warning in 2003
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.