Alert archive / Wisconsin / Flash Flood Warnings in 2004
Flash Flood Warning 8, NWS La Crosse, WI
NWS La Crosse, WI issued this flash flood warning at May 21, 2004, 9:38 PM 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
- May 21, 2004, 9:38 PM CDT (02:38 UTC)
- Expired
- May 22, 2004, 12:30 AM 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), 115 km from the middle of the area, began a volume at 02:41 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, 2.6 hours before the alert went out and 278 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 542 m above ground
- 0-6 km bulk shear
- 55 kt
- 0-1 km storm-relative helicity
- 418 m²/s²
- 0-3 km storm-relative helicity
- 649 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 KARX 220236
FFWARX
WIC043-220530-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
938 PM CDT FRI MAY 21 2004
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
GRANT COUNTY IN SOUTHWEST WISCONSIN
* UNTIL 1230 AM CDT
* AT 933 PM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED
THUNDERSTORMS PRODUCING VERY HEAVY RAIN 8 MILES WEST OF PATCH
GROVE...OR ABOUT 7 MILES SOUTH OF PRAIRIE DU CHIEN. ESTIMATES FROM
RADAR INDICATED RAINFALL RATES UP TO AN INCH PER HOUR WITH THESE
STORMS. IN ADDITION...MORE THUNDERSTORMS WERE FOUND ACROSS
NORTHEAST IOWA THAT WILL MOVE ACROSS THE AREA LATER THIS EVENING.
THE STORMS PRODUCING THE VERY HEAVY RAINFALL WERE MOVING EAST AT
35 MPH.
* SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...BLOOMINGTON...
DICKEYVILLE...FENNIMORE...LANCASTER...PLATTEVILLE AND HIGHWAY 61
AND COUNTY T AND BOSCOBEL.
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 4299 9106 4280 9098 4254 9056 4260 9045
4283 9047 4320 9045
$$
RABERDING2 follow-up statements
000
WGUS73 KARX 220307
FFSARX
WIC043-220530-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
1007 PM CDT FRI MAY 21 2004
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1230 AM CDT FOR
GRANT COUNTY...
AT 1007 PM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED
THUNDERSTORMS PRODUCING VERY HEAVY RAIN 6 MILES EAST OF
BLOOMINGTON...OR ABOUT 6 MILES NORTHWEST OF LANCASTER. RAINFALL
RATES BETWEEN 1 AND 2 INCHES PER HOUR CAN BE EXPECTED OVER THE WARNED AREA.
THE STORMS PRODUCING THE VERY HEAVY RAINFALL WERE MOVING EAST AT 35
MPH.
SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...DICKEYVILLE...
FENNIMORE...LANCASTER AND PLATTEVILLE.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT.
IF YOU ARE IN THE WARNED AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO FORGE
FLOODED ROADWAYS BY FOOT OR AUTOMOBILE. IF YOUR VEHICLE STALLS...
ABANDON IT IMMEDIATELY AND SEEK HIGHER GROUND.
LAT...LON 4299 9106 4280 9098 4254 9056 4260 9045
4283 9047 4320 9045
$$
RABERDING000
WGUS73 KARX 220409
FFSARX
WIC043-220530-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
1108 PM CDT FRI MAY 21 2004
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1230 AM CDT FOR
GRANT COUNTY...
AT 1107 PM CDT...NATIONAL WEATHER SERVICE RADAR DETECTED
THUNDERSTORMS PRODUCING VERY HEAVY RAIN 5 MILES WEST OF
DICKEYVILLE...OR ABOUT 8 MILES NORTH OF DUBUQUE. ESTIMATES FROM
RADAR INDICATED THAT BETWEEN 2 AND 3 INCHES OF RAIN HAS FALLEN SINCE
930 PM OVER THE WARNED AREA. THE STORMS PRODUCING THE VERY HEAVY
RAINFALL WERE MOVING EAST AT 40 MPH.
SOME LOCATIONS THAT MAY BE AFFECTED INCLUDE...BLOOMINGTON...
FENNIMORE...LANCASTER AND PLATTEVILLE.
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 4299 9106 4280 9098 4254 9056 4260 9045
4283 9047 4320 9045
$$
RABERDINGThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 21, 8:40 PM CDT | Flash Flood Warning | ARX | Crawford, Richland, Vernon | 3 hr |
| May 21, 11:44 PM CDT | Flash Flood Warning | ARX | Crawford, Richland, Vernon | 3 hr |
| May 22, 12:30 AM CDT | Flash Flood Warning | ARX | Grant | 3 hr |
| May 22, 2:54 AM CDT | Severe Thunderstorm Warning | ARX | Grant | 66 min |
Nearby
Flash Flood Warnings in Wisconsin, 2004Every flash flood warning in 2004
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.