Alert archive / Iowa / Flash Flood Warnings in 2016
Flash Flood Warning 4, NWS La Crosse, WI
NWS La Crosse, WI issued this flash flood warning at Jun 14, 2016, 6:26 PM CDT for Allamakee County, Clayton County, Fayette County, Iowa; Crawford County, Wisconsin. It was in force for 3 hr. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 14, 2016, 6:26 PM CDT (23:26 UTC)
- Expired
- Jun 14, 2016, 9:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
- Flood severity
- None
Counties Allamakee County, IA, Clayton County, IA, Fayette County, IA, Crawford County, WI
The radar
The La Crosse radar (KARX), 91 km from the middle of the area, began a volume at 23:28 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 14, 6:50 PM CDT | FLASH FLOOD | Prairie Du Chien, WI | FLOODING ON NORTH AND SOUTH SIDE OF TOWN. ALSO OVER PARTS OF HIGHWAY 27 IN COUNTY |
| Jun 14, 6:50 PM CDT | FLASH FLOOD | Prairie Du Chien, WI | FLOODING ON NORTH AND SOUTH SIDE OF TOWN. ALSO OVER PARTS OF HIGHWAY 27 IN COUNTY. |
| Jun 14, 6:55 PM CDT | HEAVY RAIN 1.93 | 2 Sse Prairie Du Chien, WI | AWOS STATION PRAIRIE DU CHIEN AIRPORT /PDC/. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Davenport, (KDVN), launched 12:00Z, 11.4 hours before the alert went out and 171 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
- 569 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 989 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 75 m²/s²
- 0-3 km storm-relative helicity
- 80 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
466
WGUS53 KARX 142326
FFWARX
IAC005-043-065-WIC023-150230-
/O.NEW.KARX.FF.W.0004.160614T2326Z-160615T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE LA CROSSE WI
626 PM CDT TUE JUN 14 2016
THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A
* FLASH FLOOD WARNING FOR...
NORTHWESTERN CLAYTON COUNTY IN NORTHEASTERN IOWA...
NORTHEASTERN FAYETTE COUNTY IN NORTHEASTERN IOWA...
SOUTHERN ALLAMAKEE COUNTY IN NORTHEASTERN IOWA...
SOUTHWESTERN CRAWFORD COUNTY IN SOUTHWESTERN WISCONSIN...
* UNTIL 930 PM CDT
* AT 623 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS MOVING INTO
THE WARNED AREA FROM BOTH THE SOUTH AND WEST. UP TO 2 INCHES OF
RAIN HAS ALREADY FALLEN WITH EARLIER STORMS...AND AN ADDITIONAL 1
TO 2 INCHES IS POSSIBLE WITH THE STORMS MOVING IN. FLASH FLOODING
IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PRAIRIE DU CHIEN...POSTVILLE...MONONA...MCGREGOR...ELGIN...
CLERMONT...MARQUETTE...FARMERSBURG...HARDIN...BRIDGEPORT...
WAUZEKA...EASTMAN...LUANA...ST. OLAF...HIGHLAND AND GUNDER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING
SPOTS.
&&
LAT...LON 4290 9178 4308 9182 4308 9161 4311 9160
4320 9089 4306 9093 4299 9107 4300 9113
4299 9118 4287 9141
$$
AJ2 follow-up statements
796
WGUS73 KARX 150023
FFSARX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
723 PM CDT TUE JUN 14 2016
IAC005-043-065-WIC023-150230-
/O.CON.KARX.FF.W.0004.000000T0000Z-160615T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CLAYTON IA-FAYETTE IA-ALLAMAKEE IA-CRAWFORD WI-
723 PM CDT TUE JUN 14 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR
NORTHWESTERN CLAYTON...NORTHEASTERN FAYETTE...SOUTHERN ALLAMAKEE AND
SOUTHWESTERN CRAWFORD COUNTIES...
AT 719 PM CDT...DOPPLER RADAR INDICATED SHOWERS AND THUNDERSTORMS
ACROSS THE WARNED AREA. UP TO 3 INCHES OF RAIN HAS ALREADY OCCURRED
PER RADAR ESTIMATES...HIGHEST NEAR CLERMONT. WITH RAIN EXPECTED TO
CONTINUE THROUGH 9 PM...ANOTHER 1 TO LOCALLY 2 INCHES IS POSSIBLE.
FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PRAIRIE DU CHIEN...POSTVILLE...MONONA...MCGREGOR...ELGIN...
CLERMONT...MARQUETTE...FARMERSBURG...HARDIN...BRIDGEPORT...WAUZEKA...
EASTMAN...LUANA...ST. OLAF...HIGHLAND...SIXTEEN...VOLNEY...BEULA...
AND GUNDER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING
SPOTS.
&&
LAT...LON 4290 9178 4308 9182 4308 9161 4311 9160
4320 9089 4306 9093 4299 9107 4300 9113
4299 9118 4287 9141
$$
AJ049
WGUS73 KARX 150127
FFSARX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE LA CROSSE WI
827 PM CDT TUE JUN 14 2016
IAC005-043-065-WIC023-150230-
/O.CON.KARX.FF.W.0004.000000T0000Z-160615T0230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
CLAYTON IA-FAYETTE IA-ALLAMAKEE IA-CRAWFORD WI-
827 PM CDT TUE JUN 14 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM CDT FOR
NORTHWESTERN CLAYTON...NORTHEASTERN FAYETTE...SOUTHERN ALLAMAKEE AND
SOUTHWESTERN CRAWFORD COUNTIES...
AT 823 PM CDT...DOPPLER RADAR INDICATED ADDITIONAL THUNDERSTORMS
PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. 1 TO 3 INCHES OF RAIN
HAS ALREADY FALLEN ACROSS MUCH OF THE AREA...HIGHEST NEAR
CLERMONT...GIARD...AND PRAIRIE DU CHIEN. UP TO AN ADDITIONAL INCH OF
RAIN IS EXPECTED THROUGH 9 PM...WITH INCREASING POTENTIAL FOR
RENEWED FLASH FLOODING.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
PRAIRIE DU CHIEN...POSTVILLE...MONONA...MCGREGOR...ELGIN...
CLERMONT...MARQUETTE...FARMERSBURG...HARDIN...BRIDGEPORT...WAUZEKA...
EASTMAN...LUANA...ST. OLAF...HIGHLAND...SIXTEEN...VOLNEY...BEULA...
MONTAUK HISTORIC SITE AND GUNDER.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST
FLOOD DEATHS OCCUR IN VEHICLES. BE EXTRA CAUTIOUS AT NIGHT...WHEN IT
IS MORE DIFFICULT TO SPOT THE DANGERS FROM FLOODING.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING
SPOTS.
LAT...LON 4290 9178 4308 9182 4308 9161 4311 9160
4320 9089 4306 9093 4299 9107 4300 9113
4299 9118 4287 9141
$$
LAWRENCEThe office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 13, 7:32 PM CDT | Special Weather Statement | ARX | Clayton | 58 min |
| Jun 14, 10:41 AM CDT | Flash Flood Watch | ARX | Allamakee, Chickasaw, Clayton, Fayette, Floyd, Howard and 2 more | 12 hr |
| Jun 14, 1:15 PM CDT | Special Weather Statement | ARX | Mitchell | 30 min |
| Jun 14, 1:45 PM CDT | Special Weather Statement | ARX | Howard, Winneshiek | 30 min |
| Jun 14, 1:55 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw, Howard, Mitchell | 21 min |
| Jun 14, 2:38 PM CDT | Special Weather Statement | ARX | Floyd | 22 min |
| Jun 14, 3:35 PM CDT | Severe Thunderstorm Warning | ARX | Allamakee, Clayton | 25 min |
| Jun 14, 4:26 PM CDT | Special Weather Statement | ARX | Floyd, Mitchell | 64 min |
| Jun 14, 4:30 PM CDT | Severe Thunderstorm Warning | ARX | Chickasaw | 30 min |
| Jun 14, 4:45 PM CDT | Special Weather Statement | ARX | Howard | 30 min |
| Jun 14, 5:13 PM CDT | Special Weather Statement | ARX | Floyd, Mitchell | 47 min |
| Jun 14, 5:24 PM CDT | Flash Flood Warning | ARX | Floyd, Howard, Mitchell | 3 hr |
| Jun 14, 6:03 PM CDT | Special Weather Statement | ARX | Chickasaw, Floyd, Howard, Mitchell | 42 min |
Nearby
Flash Flood Warnings in Iowa, 2016Flash Flood Warnings in Wisconsin, 2016Every flash flood warning in 2016
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.