Alert archive / Wisconsin / Flash Flood Warnings in 2002
Flash Flood Warning 12, NWS La Crosse, WI
NWS La Crosse, WI issued this flash flood warning at Jul 6, 2002, 8:46 AM CDT for Grant 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
- Jul 6, 2002, 8:46 AM CDT (13:46 UTC)
- Expired
- Jul 6, 2002, 12:00 PM CDT
- In force
- 3 hr
- Issued by
- NWS La Crosse, WI
- Area
- Counties, with a storm outline in the text
County Grant County, WI
The radar
The La Crosse radar (KARX), 105 km from the middle of the area, began a volume at 13:50 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
Davenport, (KDVN), launched 12:00Z, 1.8 hours before the alert went out and 151 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
- 146 J/kg
- Mixed-layer CIN
- -205 J/kg
- Mixed-layer LCL
- 1184 m above ground
- 0-6 km bulk shear
- 22 kt
- 0-1 km storm-relative helicity
- 141 m²/s²
- 0-3 km storm-relative helicity
- 138 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS53 KARX 061346 FFWLSE WIC043-061700- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LA CROSSE WI 846 AM CDT SAT JUL 6 2002 THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A * FLASH FLOOD WARNING FOR... GRANT COUNTY IN SOUTHWEST WISCONSIN * UNTIL 1200 PM CDT * AT 835 AM CDT...NATIONAL WEATHER SERVICE RADAR SHOWED THUNDERSTORMS CONTINUED TO MOVE SOUTHEAST ACROSS FENNIMORE... WINGVILLE...LIBERTY...AND CLIFTON TOWNSHIPS IN NORTHEAST GRANT COUNTY. DOPPLER RADAR INDICATED BETWEEN 2 AND 4 INCHES OF RAIN HAD FALLEN ACROSS THESE TOWNSHIPS DURING SINCE 7 AM. IN ADDITION... 4 INCHES OF RAIN WAS REPORTED BY A FARMER ON WEINBRENNER ROAD JUST SOUTH OF PRESTON. I * SOME LOCATIONS WHICH MAY BE AFFECTED INCLUDE... PRESTON... ANNATON... FENNIMORE... LIVINGSTON... A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT. IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY. RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO FORGE FLOODED ROADWAYS BY FOOT OR AUTOMOBILE. IF YOUR VEHICLE STALLS... ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND. LAT...LON 4300 9071 4288 9055 4293 9045 4307 9061 BOYNE
The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 9:16 AM CDT | Flash Flood Warning | ARX | Richland | 3 hr |
| Jul 6, 12:04 PM CDT | Flash Flood Warning | ARX | Grant | 116 min |
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.