Alert archive / Wisconsin / Flash Flood Warnings in 2011
Flash Flood Warning 5, NWS La Crosse, WI
NWS La Crosse, WI issued this flash flood warning at Jun 19, 2011, 3:42 AM CDT for Crawford 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
- Jun 19, 2011, 3:42 AM CDT (08:42 UTC)
- Expired
- Jun 19, 2011, 6:30 AM CDT
- In force
- 3 hr
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
- Flood severity
- None
County Crawford County, WI
The radar
The La Crosse radar (KARX), 49 km from the middle of the area, began a volume at 08:45 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 00:00Z, 8.7 hours before the alert went out and 202 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
- 1046 J/kg
- Mixed-layer CIN
- -41 J/kg
- Mixed-layer LCL
- 868 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- -30 m²/s²
- 0-3 km storm-relative helicity
- -22 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.0
The text
As transmitted, in the capitals the NWS used until 2016.
736
WGUS53 KARX 190842
FFWARX
WIC023-191130-
/O.NEW.KARX.FF.W.0005.110619T0842Z-110619T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
342 AM CDT SUN JUN 19 2011
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN CRAWFORD COUNTY IN SOUTHWEST WISCONSIN...
* UNTIL 630 AM CDT
* AT 338 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
AS MUCH AS 2 TO 5 INCHES OF RAIN HAD FALLEN ACROSS THE SOUTHWEST
PARTS OF VERNON COUNTY...JUST NORTH OF THE CRAWFORD-VERNON COUNTY
LINE.
* RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. FLASH FLOODING IS EXPECTED TO OCCUR OVER MAINLY RURAL
AREAS OF NORTHWESTERN CRAWFORD COUNTY...AFFECTING RUSH CREEK
TAINTER CREEK FLOWING OUT OF VERNON COUNTY.
CREEKS HAVE BEEN REPORTED OUT OF THEIR BANKS IN FAR SOUTHWEST VERNON
COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD RELATED DEATHS OCCUR
IN VEHICLES. DO NOT ATTEMPT TO CROSS WATER COVERED BRIDGES...DIPS...
OR LOW WATER CROSSINGS. NEVER TRY TO CROSS A FLOWING STREAM... EVEN A
SMALL ONE...ON FOOT OR IN A VEHICLE.
&&
LAT...LON 4335 9121 4339 9121 4339 9120 4342 9120
4343 9119 4342 9081 4335 9084 4334 9117
$$
RRS3 follow-up statements
158
WGUS73 KARX 190957
FFSARX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
457 AM CDT SUN JUN 19 2011
WIC023-191130-
/O.CON.KARX.FF.W.0005.000000T0000Z-110619T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CRAWFORD WI-
457 AM CDT SUN JUN 19 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHWESTERN CRAWFORD
COUNTY UNTIL 630 AM CDT...
AT 454 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
THUNDERSTORMS PRODUCED AS MUCH AS 2 TO 5 INCHES OF RAIN ALONG AND
JUST NORTH OF THE CRAWFORD-VERNON COUNTY LINE BETWEEN 1230 AM AND 3
AM.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. IS EXPECTED TO OCCUR OVER MAINLY RURAL AREAS OF NORTHWESTERN
CRAWFORD COUNTY...MAINLY ALONG RUSH CREEK AND TAINTER CREEK AS THEY
FLOW SOUTH OUT OF VERNON COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
MOST FLOOD RELATED DEATHS OCCUR IN VEHICLES. DO NOT ATTEMPT TO CROSS
BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT OR
IN A VEHICLE.
IN HILLY TERRAIN...THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH
ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL
ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW
INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
&&
LAT...LON 4335 9121 4339 9121 4339 9120 4342 9120
4343 9119 4342 9081 4335 9084 4334 9117
$$571
WGUS73 KARX 191051
FFSARX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
551 AM CDT SUN JUN 19 2011
WIC023-191130-
/O.CON.KARX.FF.W.0005.000000T0000Z-110619T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CRAWFORD WI-
551 AM CDT SUN JUN 19 2011
...FLASH FLOOD WARNING REMAINS IN EFFECT FOR NORTHWESTERN CRAWFORD
COUNTY UNTIL 630 AM CDT...
AT 548 AM CDT...THUNDERSTORMS WITH HEAVY RAINFALL HAD MOVED OUT OF
THE AREA...BUT EARLIER IN THE MORNING 2 TO AS MUCH AS 5 INCHES OF
RAIN FELL ALONG AND JUST NORTH OF THE CRAWFORD-VERNON COUNTY LINE.
ONLY SPOTTY LIGHT RAIN SHOWERS LINGERED ACROSS THE AREA AS OF 545 AM.
RUNOFF FROM THIS EXCESSIVE RAINFALL WILL CAUSE FLASH FLOODING TO
OCCUR. IS EXPECTED TO OCCUR OVER MAINLY RURAL AREAS OF NORTHWESTERN
CRAWFORD COUNTY...MAINLY ALONG RUSH AND TAINTER CREEKS AS THEY FLOW
SOUTH OUT OF VERNON COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
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.
IN HILLY TERRAIN...THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH
ARE POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO TRAVEL
ACROSS FLOODED ROADS. FIND ALTERNATE ROUTES. IT ONLY TAKES A FEW
INCHES OF SWIFTLY FLOWING WATER TO CARRY VEHICLES AWAY.
&&
LAT...LON 4335 9121 4339 9121 4339 9120 4342 9120
4343 9119 4342 9081 4335 9084 4334 9117
$$
RRS234
WGUS73 KARX 191121
FFSARX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
621 AM CDT SUN JUN 19 2011
WIC023-191136-
/O.EXP.KARX.FF.W.0005.000000T0000Z-110619T1130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CRAWFORD WI-
621 AM CDT SUN JUN 19 2011
...THE FLASH FLOOD WARNING THAT WAS IN EFFECT FOR NORTHWESTERN
CRAWFORD COUNTY WILL BE ALLOWED TO EXPIRE AT 630 AM CDT...
EXCESS RUNOFF FROM HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS
AND CREEKS IN THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO
RECEDE...ENDING THE FLOOD THREAT. IF FLOODING HAS BEEN OBSERVED...
PLEASE REPORT IT TO YOUR LOCAL LAW ENFORCEMENT AGENCY.
LAT...LON 4335 9121 4339 9121 4339 9120 4342 9120
4343 9119 4342 9081 4335 9084 4334 9117
$$
RABERDINGThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 18, 7:18 PM CDT | Areal Flood Advisory | ARX | Buffalo | 2 hr |
| Jun 18, 11:16 PM CDT | Areal Flood Advisory | ARX | La Crosse | 3 hr |
| Jun 18, 11:27 PM CDT | Flash Flood Warning | ARX | Crawford | 3 hr |
| Jun 19, 1:36 AM CDT | Areal Flood Advisory | ARX | Vernon | 114 min |
| Jun 19, 2:54 AM CDT | Flash Flood Warning | ARX | Vernon | 3 hr |
| Jun 19, 3:09 AM CDT | Areal Flood Advisory | ARX | Crawford, Richland | 3 hr |
| Jun 19, 8:37 AM CDT | River Flood Warning | ARX | Crawford, Vernon | 12 hr |
| Jun 19, 9:28 AM CDT | River Flood Warning | ARX | Crawford, Vernon | 24 hr |
| Jun 19, 9:28 AM CDT | River Flood Warning | ARX | Crawford | 55 hr |
| Jun 19, 9:28 AM CDT | River Flood Warning | ARX | Crawford | 24 hr |
Nearby
Flash Flood Warnings in Wisconsin, 2011Every flash flood warning in 2011
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.