Alert archive / Wisconsin / River Flood Warnings in 2021

River Flood Warning 5, NWS Green Bay, WI

August 9, 2021Wood County, Wisconsin

NWS Green Bay, WI issued this river flood warning at Aug 9, 2021, 1:17 PM CDT for Wood County, Wisconsin. It was in force for 40 hr.

The area

The outline as issued.

The facts

Issued: Aug 9, 2021, 1:17 PM CDT (18:17 UTC)
Expired: Aug 11, 2021, 5:00 AM CDT
In force: 40 hr
Issued by: NWS Green Bay, WI
Area: Storm-based polygon
Flood severity: Minor

County Wood County, WI

The radar

The La Crosse radar (KARX), 132 km from the middle of the area, began a volume at 18:19 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 Wisconsin River below Biron Dam (BIRW3).

Action stage: 1015 ft
Minor stage: 1017 ft
Moderate stage: 1020 ft
Major stage: 1022 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record, 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.

712 
WGUS43 KGRB 091817
FLWGRB

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Green Bay WI
117 PM CDT Mon Aug 9 2021

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

  Wisconsin River below Biron Reservoir affecting Wood County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov/grb

The next statement will be issued this evening by 1015 PM CDT.

&&


WIC141-100315-
/O.NEW.KGRB.FL.W.0005.210809T1817Z-000000T0000Z/
/BIRW3.1.ER.210809T1756Z.210809T1810Z.000000T0000Z.UU/
117 PM CDT Mon Aug 9 2021

The National Weather Service in Green Bay has issued a

* Flood Warning for
  the Wisconsin River below Biron Reservoir.
* From this afternoon until further notice.
* At 1:10 PM CDT Monday the stage was 1017.1 feet.
* Flood stage is 1017.0 feet.
* Minor flooding is occurring.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 1:10 PM CDT Monday was 1017.1 feet.
* Forecast...No forecast is available for this location.
* Impact...At 1017.0 feet, Widespread wooded lowland flooding. Water 
  approaches a few homes on Shore Acres Drive in Biron.


&&

LAT...LON 4442 8973 4438 8980 4442 8986 4447 8973

$$

Hykin

4 follow-up statements

480 
WGUS83 KGRB 100153
FLSGRB

Flood Statement
National Weather Service Green Bay WI
853 PM CDT Mon Aug 9 2021

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

  Wisconsin River below Biron Reservoir affecting Wood County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued Tuesday afternoon by 1200 PM CDT.

&&


WIC141-101700-
/O.CON.KGRB.FL.W.0005.000000T0000Z-000000T0000Z/
/BIRW3.1.ER.210809T1756Z.210809T1810Z.000000T0000Z.UU/
853 PM CDT Mon Aug 9 2021

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

The Flood Warning continues for
  the Wisconsin River below Biron Reservoir.
* Until further notice.
* At 1:10 PM CDT Monday the stage was 1017.1 feet.
* Flood stage is 1017.0 feet.
* Minor flooding is occurring.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 1:10 PM CDT Monday was 1017.1 feet.
* Forecast...No forecast is available for this location.
* Impact...At 1017.0 feet, Widespread wooded lowland flooding. Water 
  approaches a few homes on Shore Acres Drive in Biron.


&&

LAT...LON 4442 8973 4438 8980 4442 8986 4447 8973

$$

Eckberg

427 
WGUS83 KGRB 101351
FLSGRB

Flood Statement
National Weather Service Green Bay WI
851 AM CDT Tue Aug 10 2021

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

  Wisconsin River below Biron Reservoir affecting Wood County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov.

The next statement will be issued late tonight by 1200 AM CDT.

&&


WIC141-110500-
/O.CON.KGRB.FL.W.0005.000000T0000Z-000000T0000Z/
/BIRW3.1.ER.210809T1756Z.210810T1210Z.000000T0000Z.UU/
851 AM CDT Tue Aug 10 2021

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

The Flood Warning continues for
  the Wisconsin River below Biron Reservoir.
* Until further notice.
* At 7:10 AM CDT Tuesday the stage was 1017.4 feet.
* Flood stage is 1017.0 feet.
* Minor flooding is occurring.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 7:10 AM CDT Tuesday was 1017.4 feet.
* Forecast...No forecast is available for this location.
* Impact...At 1017.0 feet, Widespread wooded lowland flooding. Water 
  approaches a few homes on Shore Acres Drive in Biron.


&&

LAT...LON 4442 8973 4438 8980 4442 8986 4447 8973

$$

SAC

964 
WGUS83 KGRB 110259
FLSGRB

Flood Statement
National Weather Service Green Bay WI
959 PM CDT Tue Aug 10 2021

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

  Wisconsin River below Biron Reservoir affecting Wood County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Caution is urged when walking near riverbanks.

Additional information is available at www.weather.gov/grb

The next statement will be issued Wednesday afternoon by 1200 PM CDT.

&&


WIC141-111700-
/O.CON.KGRB.FL.W.0005.000000T0000Z-000000T0000Z/
/BIRW3.1.ER.210809T1756Z.210810T1510Z.000000T0000Z.UU/
959 PM CDT Tue Aug 10 2021

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

The Flood Warning continues for
  the Wisconsin River below Biron Reservoir.
* Until further notice.
* At 7:10 PM CDT Tuesday the stage was 1017.2 feet and falling.
* Flood stage is 1017.0 feet.
* Minor flooding is occurring.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 7:10 PM CDT Tuesday was 1017.5 feet.
* Forecast...No forecast is available for this location.
* Impact...At 1017.0 feet, Widespread wooded lowland flooding. Water 
  approaches a few homes on Shore Acres Drive in Biron.


&&

LAT...LON 4442 8973 4438 8980 4442 8986 4447 8973

$$

Hykin

042 
WGUS83 KGRB 111000
FLSGRB

Flood Statement
National Weather Service Green Bay WI
500 AM CDT Wed Aug 11 2021

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

  Wisconsin River below Biron Reservoir affecting Wood County.

WIC141-111100-
/O.CAN.KGRB.FL.W.0005.000000T0000Z-210811T1000Z/
/BIRW3.1.ER.210809T1756Z.210810T1510Z.000000T0000Z.UU/
500 AM CDT Wed Aug 11 2021

...The Flood Warning for the Wisconsin River below Biron Reservoir 
has been cancelled...

The Flood Warning is cancelled for
  the Wisconsin River below Biron Reservoir.
* At 5:00 AM CDT Wednesday the stage was 1016.7 feet.
* Flood stage is 1017.0 feet.
* Recent Activity...The maximum river stage in the 24 hours ending 
  at 7:10 PM CDT Tuesday was 1017.5 feet.
* Forecast...No forecast is available for this location.


&&

LAT...LON 4442 8973 4438 8980 4442 8986 4447 8973

$$

Kallas

The office that day

Everything else NWS Green Bay, WI issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 8, 7:06 PM CDT	Special Marine Warning	GRB		54 min
Aug 8, 7:15 PM CDT	Special Weather Statement	GRB	Door	45 min
Aug 9, 1:39 AM CDT	Special Weather Statement	GRB	Menominee, Shawano	51 min
Aug 9, 2:55 AM CDT	Special Weather Statement	GRB	Langlade	50 min
Aug 9, 8:06 AM CDT	Special Weather Statement	GRB	Winnebago	39 min
Aug 9, 10:02 AM CDT	River Flood Warning	GRB	Wood	11 hr

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.