Alert archive / Wisconsin / River Flood Warnings in 2021

River Flood Warning 12, NWS La Crosse, WI

August 10, 2021La Crosse County, Trempealeau County, Wisconsin

NWS La Crosse, WI issued this river flood warning at Aug 10, 2021, 9:19 PM CDT for La Crosse County, Trempealeau County, Wisconsin. It took effect at Aug 11, 2021, 7:00 AM CDT. It was in force for 21 hr.

The area

The outline as issued.

The facts

Issued: Aug 10, 2021, 9:19 PM CDT (02:19 UTC)
In effect from: Aug 11, 2021, 7:00 AM CDT
Expired: Aug 12, 2021, 3:41 AM CDT
In force: 21 hr
Issued by: NWS La Crosse, WI
Area: Storm-based polygon
Flood severity: Minor

Counties La Crosse County, WI, Trempealeau County, WI

The radar

The La Crosse radar (KARX), 25 km from the middle of the area, began a volume at 02:22 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 river

Written for the forecast point Black River (WI) at Galesville (GALW3). The gauge peaked at 12.27 ft at Aug 11, 2021, 5:00 PM CDT.

Action stage: 10 ft
Minor stage: 12 ft
Moderate stage: 13 ft
Major stage: 15 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 05382000, one reading an hour, from a day before the product to a day after it ended. Flood stages are today's.

The text

As transmitted.

775 
WGUS43 KARX 110219
FLWARX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service La Crosse WI
919 PM CDT Tue Aug 10 2021

...The National Weather Service in La Crosse WI has issued a Flood 
Warning for the following rivers in Wisconsin...

  Black River Near Galesville affecting Trempealeau and La Crosse 
  Counties.

For the Black River...including Neillsville, Black River Falls, 
Galesville...Minor flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Additional river and weather information is available at 
www.weather.gov/lacrosse.

The next statement will be issued Wednesday morning at 1100 AM CDT.

&&


WIC063-121-111600-
/O.NEW.KARX.FL.W.0012.210811T1200Z-210812T2100Z/
/GALW3.1.ER.210811T1200Z.210811T1800Z.210812T0300Z.NO/
919 PM CDT Tue Aug 10 2021

The National Weather Service in La Crosse has issued a

* Flood Warning for
  the Black River Near Galesville.
* From Wednesday morning to Thursday afternoon.
* At 8:45 PM CDT Tuesday the stage was 11.2 feet.
* Flood stage is 12.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage 
  tomorrow morning to a crest of 12.1 feet early tomorrow afternoon. 
  It will then fall below flood stage late tomorrow evening.
* Impact...At 12.0 feet, Flooding mainly impacts wildlands and 
  agricultural pasture land. However the approach to the south end 
  of the County Road VV Bridge over the Black River may be flooded.


&&

LAT...LON 4411 9097 4393 9135 4395 9138 4407 9133
      4413 9100

$$

CZ

5 follow-up statements

330 
WGUS83 KARX 110937
FLSARX

Flood Statement
National Weather Service La Crosse WI
437 AM CDT Wed Aug 11 2021

...The Flood Warning continues for the following rivers in 
Wisconsin...

  Black River Near Galesville affecting Trempealeau and La Crosse 
  Counties.

For the Black River...including Neillsville, Black River Falls, 
Galesville...Minor flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Additional river and weather information is available at 
www.weather.gov/lacrosse.

The next statement will be issued this morning.

&&


WIC063-121-112145-
/O.CON.KARX.FL.W.0012.210811T1200Z-210812T2100Z/
/GALW3.1.ER.210811T1200Z.210811T1800Z.210812T0300Z.NO/
437 AM CDT Wed Aug 11 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Black River Near Galesville.
* Until tomorrow afternoon.
* At 3:45 AM CDT Wednesday the stage was 11.9 feet.
* Flood stage is 12.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage this 
  morning to a crest of 12.1 feet this afternoon. It will then fall 
  below flood stage late this evening.
* Impact...At 12.0 feet, Flooding mainly impacts wildlands and 
  agricultural pasture land. However the approach to the south end 
  of the County Road VV Bridge over the Black River may be flooded.
* Flood History...This crest compares to a previous crest of 13.4 
  feet on 05/20/2017.


&&

LAT...LON 4411 9097 4393 9135 4395 9138 4407 9133
      4413 9100

$$

04

223 
WGUS83 KARX 111320
FLSARX

Flood Statement
National Weather Service La Crosse WI
820 AM CDT Wed Aug 11 2021

...The Flood Warning is extended for the following rivers in 
Wisconsin...

  Black River Near Galesville affecting Trempealeau and La Crosse 
  Counties.

For the Black River...including Neillsville, Black River Falls, 
Galesville...Minor flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Additional river and weather information is available at 
www.weather.gov/lacrosse.

&&


WIC063-121-120130-
/O.EXT.KARX.FL.W.0012.000000T0000Z-210813T0000Z/
/GALW3.1.ER.210811T1045Z.210811T1800Z.210812T0600Z.NO/
820 AM CDT Wed Aug 11 2021

...The Flood Warning is now in effect until tomorrow evening...

The Flood Warning continues for
  the Black River Near Galesville.
* Until tomorrow evening.
* At 7:45 AM CDT This Morning the stage was 12.1 feet.
* Flood stage is 12.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to rise to a crest of 12.2 feet 
  this afternoon. It will then fall below flood stage just after 
  midnight tonight.
* Impact...At 12.0 feet, Flooding mainly impacts wildlands and 
  agricultural pasture land. However the approach to the south end 
  of the County Road VV Bridge over the Black River may be flooded.


&&

LAT...LON 4411 9097 4393 9135 4395 9138 4407 9133
      4413 9100

$$

JSB

514 
WGUS83 KARX 112207
FLSARX

Flood Statement
National Weather Service La Crosse WI
507 PM CDT Wed Aug 11 2021

...The Flood Warning continues for the following rivers in 
Wisconsin...

  Black River Near Galesville affecting Trempealeau and La Crosse 
  Counties.

For the Black River...including Neillsville, Black River Falls, 
Galesville...Minor flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Additional river and weather information is available at 
www.weather.gov/lacrosse.

The next statement will be issued late tonight at 515 AM CDT.

&&


WIC063-121-121015-
/O.CON.KARX.FL.W.0012.000000T0000Z-210813T0000Z/
/GALW3.1.ER.210811T1045Z.210811T2100Z.210812T0600Z.NO/
507 PM CDT Wed Aug 11 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Black River Near Galesville.
* Until tomorrow evening.
* At 4:45 PM CDT Wednesday the stage was 12.2 feet.
* Flood stage is 12.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 4:45 PM CDT Wednesday was 12.3 feet.
* Forecast...The river is expected to fall below flood stage just 
  after midnight tonight and continue falling to 4.6 feet Wednesday 
  morning.
* Impact...At 12.0 feet, Flooding mainly impacts wildlands and 
  agricultural pasture land. However the approach to the south end 
  of the County Road VV Bridge over the Black River may be flooded.
*  


&&

LAT...LON 4411 9097 4393 9135 4395 9138 4407 9133
      4413 9100

$$

CZ

947 
WGUS83 KARX 120223
FLSARX

Flood Statement
National Weather Service La Crosse WI
923 PM CDT Wed Aug 11 2021

...The Flood Warning continues for the following rivers in 
Wisconsin...

  Black River Near Galesville affecting Trempealeau and La Crosse 
  Counties.

For the Black River...including Neillsville, Black River Falls, 
Galesville...Minor flooding is forecast.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Additional river and weather information is available at 
www.weather.gov/lacrosse.

The next statement will be issued Thursday morning at 1000 AM CDT.

&&


WIC063-121-121500-
/O.CON.KARX.FL.W.0012.000000T0000Z-210813T0000Z/
/GALW3.1.ER.210811T1045Z.210811T2100Z.210812T0600Z.NO/
923 PM CDT Wed Aug 11 2021

...The Flood Warning remains in effect...

The Flood Warning continues for
  the Black River Near Galesville.
* Until tomorrow evening.
* At 8:45 PM CDT Wednesday the stage was 12.0 feet.
* Flood stage is 12.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 4:45 PM CDT Wednesday was 12.3 feet.
* Forecast...The river is expected to fall below flood stage just 
  after midnight tonight and continue falling to 4.6 feet Wednesday 
  morning.
* Impact...At 12.0 feet, Flooding mainly impacts wildlands and 
  agricultural pasture land. However the approach to the south end 
  of the County Road VV Bridge over the Black River may be flooded.


&&

LAT...LON 4411 9097 4393 9135 4395 9138 4407 9133
      4413 9100

$$

CZ

816 
WGUS83 KARX 120841
FLSARX

Flood Statement
National Weather Service La Crosse WI
341 AM CDT Thu Aug 12 2021

...The Flood Warning is cancelled for the following rivers in 
Wisconsin...

  Black River Near Galesville affecting Trempealeau and La Crosse 
  Counties.

WIC063-121-120945-
/O.CAN.KARX.FL.W.0012.000000T0000Z-210812T0841Z/
/GALW3.1.ER.210811T1045Z.210811T2100Z.210812T0315Z.NO/
341 AM CDT Thu Aug 12 2021

...The Flood Warning for the Black River Near Galesville has been 
cancelled...

The Flood Warning is cancelled for
  the Black River Near Galesville.
* At 2:45 AM CDT Thursday the stage was 11.7 feet.
* Flood stage is 12.0 feet.
* Forecast...The river is expected to fall to 4.7 feet Wednesday 
  evening.


&&

LAT...LON 4411 9097 4393 9135 4395 9138 4407 9133
      4413 9100

$$

JAM

The office that day

Everything else NWS La Crosse, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 11, 11:32 AM CDT	Special Weather Statement	ARX	Taylor	28 min
Aug 11, 11:57 AM CDT	Special Weather Statement	ARX	Clark, Taylor	33 min
Aug 11, 12:18 PM CDT	Severe Thunderstorm Warning	ARX	Taylor	42 min
Aug 11, 12:31 PM CDT	Special Weather Statement	ARX	Clark, Jackson, La Crosse, Monroe	59 min
Aug 11, 1:01 PM CDT	Tornado Warning	ARX	Clark	17 min
Aug 11, 1:07 PM CDT	Severe Thunderstorm Warning	ARX	La Crosse, Monroe	38 min
Aug 11, 1:41 PM CDT	Severe Thunderstorm Warning	ARX	Juneau, Monroe	64 min
Aug 11, 1:48 PM CDT	Tornado Warning	ARX	Juneau, Monroe	42 min
Aug 11, 2:06 PM CDT	Severe Thunderstorm Warning	ARX	La Crosse, Monroe	39 min
Aug 11, 2:18 PM CDT	Severe Thunderstorm Warning	ARX	La Crosse, Monroe, Vernon	42 min
Aug 11, 2:20 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	ARX	Adams, Juneau, Monroe	55 min
Aug 11, 2:32 PM CDT	Severe Thunderstorm Warning	ARX	Monroe	28 min
Aug 11, 3:06 PM CDT	Severe Thunderstorm Warning	ARX	Richland, Vernon	54 min
Aug 11, 4:19 PM CDT	Special Weather Statement	ARX	Grant	26 min
Aug 11, 4:23 PM CDT	Severe Thunderstorm Warning	ARX	Grant	22 min

Nearby

River Flood Warnings in Wisconsin, 2021 Every river flood warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive; the gauge from the NWS water service and the USGS.