Alert archive / Wisconsin / Flash Flood Warnings in 2016
Flash Flood Warning 38, NWS La Crosse, WI
NWS La Crosse, WI issued this flash flood warning at Sep 21, 2016, 2:13 PM CDT for Clark County, Wisconsin. It was in force for 5 hr. 4 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
- Sep 21, 2016, 2:13 PM CDT (19:13 UTC)
- Expired
- Sep 21, 2016, 7:15 PM CDT
- In force
- 5 hr
- Issued by
- NWS La Crosse, WI
- Area
- Storm-based polygon
- Flood severity
- None
County Clark County, WI
The radar
The La Crosse radar (KARX), 111 km from the middle of the area, began a volume at 19:13 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 |
|---|---|---|---|
| Sep 21, 2:55 PM CDT | FLASH FLOOD | 2 S Chili, WI | WATER OVER ROAD - HIGHWAY 10 AND COUNTY Y |
| Sep 21, 2:55 PM CDT | FLASH FLOOD | 2 S Chili, WI | WATER OVER ROAD - HIGHWAY 10 AND COUNTY Y. |
| Sep 21, 2:55 PM CDT | FLASH FLOOD | Christie, WI | WATER OVER HIGHWAY 73 |
| Sep 21, 2:55 PM CDT | FLASH FLOOD | Christie, WI | WATER OVER HIGHWAY 73. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Green Bay/Straub, WI (KGRB), launched 12:00Z, 7.2 hours before the alert went out and 197 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
- 1384 m above ground
- 0-6 km bulk shear
- 44 kt
- 0-1 km storm-relative helicity
- 106 m²/s²
- 0-3 km storm-relative helicity
- 174 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
291 WGUS53 KARX 211913 FFWARX WIC019-220015- /O.NEW.KARX.FF.W.0038.160921T1913Z-160922T0015Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE LA CROSSE WI 213 PM CDT WED SEP 21 2016 THE NATIONAL WEATHER SERVICE IN LA CROSSE HAS ISSUED A * FLASH FLOOD WARNING FOR... CENTRAL CLARK COUNTY IN CENTRAL WISCONSIN... * UNTIL 715 PM CDT * AT 210 PM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE WARNED AREA. SINCE LAST NIGHT 2 TO LOCALLY 5 INCHES OF RAIN HAS ALREADY FALLEN WITH ANOTHER 1 TO 2 INCHES POSSIBLE. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY. * SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... LOYAL...GREENWOOD...LYNN...WILLARD...GRANTON... SEVEN SISTER MOUNDS...TIOGA...CHILI AND VEEFKIND. 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 4477 9032 4451 9032 4465 9092 4488 9092 $$ AJ
2 follow-up statements
592 WGUS73 KARX 212012 FFSARX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 312 PM CDT WED SEP 21 2016 WIC019-220015- /O.CON.KARX.FF.W.0038.000000T0000Z-160922T0015Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CLARK WI- 312 PM CDT WED SEP 21 2016 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR CENTRAL CLARK COUNTY... AT 306 PM CDT...EMERGENCY MANAGEMENT REPORTED MULTIPLE ROADS WITH WATER OVER THEM INCLUDING ON STATE ROAD 73 NEAR CHRISTIE AND ON HIGHWAY 10 AND COUNTY Y NEAR THE WOOD COUNTY LINE. DOPPLER RADAR RAINFALL ESTIMATES RANGE FROM 3 TO 5 INCHES...AND ANOTHER 1 TO 2 INCHES IS POSSIBLE THROUGH 7 PM AS SHOWERS AND STORMS CONTINUE. THIS ADDITIONAL RAINFALL WILL RESULT IN FLASH FLOODING. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... LOYAL...GREENWOOD...LYNN...WILLARD...GRANTON...SEVEN SISTER MOUNDS... TIOGA...CHILI AND VEEFKIND. PRECAUTIONARY/PREPAREDNESS ACTIONS... TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD DEATHS OCCUR IN VEHICLES. EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...COUNTRY ROADS...FARMLAND...AND OTHER LOW LYING SPOTS. && LAT...LON 4477 9032 4451 9032 4465 9092 4488 9092 $$ AJ
243 WGUS73 KARX 212227 FFSARX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE LA CROSSE WI 527 PM CDT WED SEP 21 2016 WIC019-220015- /O.CON.KARX.FF.W.0038.000000T0000Z-160922T0015Z/ /00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/ CLARK WI- 527 PM CDT WED SEP 21 2016 ...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR CENTRAL CLARK COUNTY... AT 522 PM CDT...DOPPLER RADAR CONTINUED TO INDICATE THUNDERSTORMS MOVING THROUGH MUCH OF CENTRAL CLARK COUNTY. RAINFALL AMOUNTS OF 2 TO 5 INCHES HAVE ALREADY OCCURRED...WITH ANOTHER 1 TO 2 INCHES POSSIBLE THROUGH 7 PM. SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... NEILLSVILLE...LOYAL...GREENWOOD...LYNN...SEVEN SISTER MOUNDS... HIGHWAY 73 AND 98...CHILI CORNERS...THE BLUE SWAMP...ROCK DAM LAKE... CHRISTIE...AND COUNTY ROADS H AND K. 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 4477 9032 4451 9032 4465 9092 4488 9092 $$ LAWRENCE
The office that day
Everything else NWS La Crosse, WI issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 20, 11:26 PM CDT | Special Weather Statement | ARX | Buffalo | 109 min |
| Sep 21, 12:11 AM CDT | Special Weather Statement | ARX | Clark, Jackson, Trempealeau | 109 min |
| Sep 21, 12:21 AM CDT | Severe Thunderstorm Warning | ARX | Jackson, Trempealeau | 41 min |
| Sep 21, 1:25 AM CDT | Special Weather Statement | ARX | Adams, Buffalo, Clark, Jackson, Juneau, La Crosse and 3 more | 110 min |
| Sep 21, 1:45 AM CDT | Severe Thunderstorm Warning | ARX | Adams | 28 min |
| Sep 21, 2:23 AM CDT | Special Weather Statement | ARX | Crawford, La Crosse, Monroe, Richland, Vernon | 67 min |
| Sep 21, 3:31 AM CDT | Special Weather Statement | ARX | Buffalo, Jackson, La Crosse, Trempealeau | 119 min |
| Sep 21, 5:40 AM CDT | Flash Flood Warning | ARX | Buffalo, Trempealeau | 3 hr |
| Sep 21, 6:44 AM CDT | Flash Flood Warning | ARX | Crawford, Vernon | 6 hr |
| Sep 21, 8:26 AM CDT | Flash Flood Warning | ARX | Jackson, La Crosse, Monroe, Trempealeau | 3 hr |
| Sep 21, 10:10 AM CDT | River Flood Warning | ARX | Jackson | 3 days |
| Sep 21, 10:10 AM CDT | River Flood Warning | ARX | La Crosse, Trempealeau | 6 days |
| Sep 21, 10:10 AM CDT | River Flood Warning | ARX | Buffalo, Trempealeau | 4 days |
| Sep 21, 10:10 AM CDT | River Flood Warning | ARX | Buffalo, Trempealeau | 7 days |
| Sep 21, 10:27 AM CDT | River Flood Warning | ARX | Richland, Vernon | 4 days |
| Sep 21, 10:27 AM CDT | River Flood Warning | ARX | Vernon | 5 days |
| Sep 21, 10:27 AM CDT | River Flood Warning | ARX | Crawford | 5 days |
| Sep 21, 10:27 AM CDT | River Flood Warning | ARX | Crawford | 7 days |
| Sep 21, 10:27 AM CDT | River Flood Warning | ARX | Crawford | 8 days |
| Sep 21, 11:31 AM CDT | Flash Flood Warning | ARX | La Crosse, Monroe | 3 hr |
| Sep 21, 12:55 PM CDT | Special Weather Statement | ARX | Trempealeau | 50 min |
| Sep 21, 1:01 PM CDT | Special Weather Statement | ARX | Richland | 44 min |
| Sep 21, 1:05 PM CDT | Special Weather Statement | ARX | Clark | 55 min |
| Sep 21, 2:54 PM CDT | Special Weather Statement | ARX | Adams | 21 min |
| Sep 21, 2:59 PM CDT | Special Weather Statement | ARX | Jackson | 46 min |
| Sep 21, 4:43 PM CDT | River Flood Warning | ARX | Juneau | 7 days |
| Sep 21, 5:33 PM CDT | Severe Thunderstorm Warning | ARX | Clark | 42 min |
| Sep 21, 5:44 PM CDT | Special Weather Statement | ARX | Adams, Juneau | 46 min |
| Sep 21, 5:57 PM CDT | Severe Thunderstorm Warning | ARX | Adams, Juneau, Monroe | 48 min |
| Sep 21, 6:58 PM CDT | Flash Flood Warning | ARX | Adams | 4 hr |
Nearby
Flash 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.