Alert archive / Alabama / River Flood Warnings in 2021

River Flood Warning 43, NWS Birmingham, AL

May 4, 2021Greene County, Hale County, Marengo County, Alabama

NWS Birmingham, AL issued this river flood warning at May 4, 2021, 9:41 PM CDT for Greene County, Hale County, Marengo County, Alabama. It took effect at May 6, 2021, 5:00 AM CDT. It was in force for 51 hr.

The area

The outline as issued.

The facts

Issued: May 4, 2021, 9:41 PM CDT (02:41 UTC)
In effect from: May 6, 2021, 5:00 AM CDT
Expired: May 8, 2021, 7:58 AM CDT
In force: 51 hr
Issued by: NWS Birmingham, AL
Area: Storm-based polygon
Flood severity: Minor

Counties Greene County, AL, Hale County, AL, Marengo County, AL

The radar

The Birmingham radar (KBMX), 113 km from the middle of the area, began a volume at 02:45 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 river

Written for the forecast point Black Warrior River below Selden Dam (WLDA1). The gauge peaked at 96.26 ft at May 6, 2021, 8:00 PM CDT.

Action stage: 90 ft
Minor stage: 90 ft
Moderate stage: 102 ft
Major stage: 105 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02466030, 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.

193 
WGUS44 KBMX 050241 RRA
FLWBMX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Birmingham AL
941 PM CDT Tue May 4 2021

...The National Weather Service in Birmingham AL has issued a Flood 
Warning for the following rivers in Alabama...

  Black Warrior River At Selden Lock and Dam affecting Greene, 
  Marengo and Hale Counties.

.Heavy rainfall over the past 24 hours has led to water level rises 
along the Black Warrior River basin. A flood warning is now in 
effect for the Black Warrior River at Selden Lock and Dam.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

Another statement will be issued by Wednesday morning, or sooner if 
conditions warrant.

&&


ALC063-065-091-051445-
/O.NEW.KBMX.FL.W.0043.210506T1000Z-000000T0000Z/
/WLDA1.1.ER.210506T1000Z.210508T1800Z.000000T0000Z.NO/
941 PM CDT Tue May 4 2021

The National Weather Service in Birmingham has issued a

* Flood Warning for
  the Black Warrior River At Selden Lock and Dam.
* From late Wednesday night until further notice.
* At 9:30 PM CDT Tuesday the stage was 77.4 feet.
* Flood stage is 90.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early 
  Thursday morning and continue rising to a crest of 95.7 feet early 
  Saturday afternoon.


&&

LAT...LON 3277 8782 3256 8769 3251 8782 3261 8784
      3272 8790 3281 8789

$$

40/Sizemore

7 follow-up statements

757 
WGUS84 KBMX 051534
FLSBMX

Flood Statement
National Weather Service Birmingham AL
1034 AM CDT Wed May 5 2021

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

  Black Warrior River At Selden Lock and Dam affecting Greene, 
  Marengo and Hale Counties.

.Flooding continues on the Black Warrior River at Selden Lock and 
Dam and a flood warning remains in effect.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

Another statement will be issued by this evening, or sooner if 
conditions warrant.

&&


ALC063-065-091-060345-
/O.CON.KBMX.FL.W.0043.210506T1000Z-000000T0000Z/
/WLDA1.1.ER.210506T1000Z.210508T1800Z.000000T0000Z.NO/
1034 AM CDT Wed May 5 2021

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

The Flood Warning continues for
  the Black Warrior River At Selden Lock and Dam.
* From late tonight until further notice.
* At 9:45 AM CDT Wednesday the stage was 80.9 feet.
* Flood stage is 90.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage early 
  Thursday morning and continue rising to a crest of 93.0 feet 
  Friday evening.


&&

LAT...LON 3277 8782 3256 8769 3251 8782 3261 8784
      3272 8790 3281 8789

$$

08

995 
WGUS84 KBMX 060121
FLSBMX

Flood Statement
National Weather Service Birmingham AL
821 PM CDT Wed May 5 2021

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

  Locust Fork At Sayre affecting Tuscaloosa, Walker and Jefferson 
  Counties.

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

  Black Warrior River At Selden Lock and Dam affecting Greene, 
  Marengo and Hale Counties.

.Flooding continues on the Black Warrior River and a flood warning 
remains in effect.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

Another statement will be issued by Thursday morning, or sooner if 
conditions warrant.

&&


ALC073-125-127-061330-
/O.EXT.KBMX.FL.W.0041.000000T0000Z-210507T0055Z/
/SAYA1.1.ER.210506T0510Z.210506T1200Z.210506T1255Z.NO/
821 PM CDT Wed May 5 2021

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

The Flood Warning continues for
  the Locust Fork At Sayre.
* Until Thursday evening.
* At 7:00 PM CDT Wednesday the stage was 24.4 feet.
* Flood stage is 25.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage just 
  after midnight tonight to a crest of 25.2 feet tomorrow morning. 
  It will then fall below flood stage tomorrow morning.
* Impact...At 25.0 feet,  Flooding of low lying wood lands and 
  agricultural lands along the Locust Fork occurs.


&&

LAT...LON 3371 8694 3358 8705 3345 8733 3347 8737
      3361 8714 3372 8698

$$

ALC063-065-091-061330-
/O.EXT.KBMX.FL.W.0043.210506T1113Z-210509T1000Z/
/WLDA1.1.ER.210506T1113Z.210507T1200Z.210508T2200Z.NO/
821 PM CDT Wed May 5 2021

...The Flood Warning is now in effect until early Sunday morning...

The Flood Warning continues for
  the Black Warrior River At Selden Lock and Dam.
* From Thursday morning to late Saturday night.
* At 8:00 PM CDT Wednesday the stage was 85.6 feet.
* Flood stage is 90.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage 
  tomorrow morning to a crest of 92.7 feet Friday morning. It will 
  then fall below flood stage Saturday afternoon.
* Impact...At 90.0 feet, Pasture and wood lands begin to flood. 
  Livestock should be moved to higher ground at stages above 90 feet.


&&

LAT...LON 3277 8782 3256 8769 3251 8782 3261 8784
      3272 8790 3281 8789

$$

742 
WGUS84 KBMX 061456
FLSBMX

Flood Statement
National Weather Service Birmingham AL
956 AM CDT Thu May 6 2021

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

  Black Warrior River At Selden Lock and Dam affecting Greene, 
  Marengo and Hale Counties.

.Flooding continues on the Black Warrior River and a flood warning 
remains in effect.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

Another statement will be issued by this evening, or sooner if 
conditions warrant.

&&


ALC063-065-091-070300-
/O.CON.KBMX.FL.W.0043.000000T0000Z-210509T1000Z/
/WLDA1.1.ER.210506T1542Z.210507T1200Z.210508T2200Z.NO/
956 AM CDT Thu May 6 2021

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

The Flood Warning continues for
  the Black Warrior River At Selden Lock and Dam.
* Until late Saturday night.
* At 9:15 AM CDT Thursday the stage was 89.2 feet.
* Flood stage is 90.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage late 
  this morning to a crest of 92.7 feet tomorrow morning. It will 
  then fall below flood stage Saturday afternoon.


&&

LAT...LON 3277 8782 3256 8769 3251 8782 3261 8784
      3272 8790 3281 8789

$$

636 
WGUS84 KBMX 070046
FLSBMX

Flood Statement
National Weather Service Birmingham AL
746 PM CDT Thu May 6 2021

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

  Black Warrior River At Selden Lock and Dam affecting Greene, 
  Marengo and Hale Counties.

.Flooding continues on the Black Warrior River and a flood warning 
remains in effect.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

Another statement will be issued by Friday morning, or sooner if 
conditions warrant.

&&


ALC063-065-091-071300-
/O.EXT.KBMX.FL.W.0043.000000T0000Z-210508T1617Z/
/WLDA1.1.ER.210506T1900Z.210507T1200Z.210508T0417Z.NO/
746 PM CDT Thu May 6 2021

...The Flood Warning is now in effect until late Saturday morning...

The Flood Warning continues for
  the Black Warrior River At Selden Lock and Dam.
* Until Saturday morning.
* At 7:30 PM CDT Thursday the stage was 90.7 feet.
* Flood stage is 90.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to rise to a crest of 91.3 feet 
  tomorrow morning. It will then fall below flood stage late 
  tomorrow evening.


&&

LAT...LON 3277 8782 3256 8769 3251 8782 3261 8784
      3272 8790 3281 8789

$$

787 
WGUS84 KBMX 071518
FLSBMX

Flood Statement
National Weather Service Birmingham AL
1018 AM CDT Fri May 7 2021

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

  Black Warrior River At Selden Lock and Dam affecting Greene, 
  Marengo and Hale Counties.

.Flooding continues on the Black Warrior River and a flood warning 
remains in effect.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

Another statement will be issued by this evening, or sooner if 
conditions warrant.

&&


ALC063-065-091-080330-
/O.CON.KBMX.FL.W.0043.000000T0000Z-210508T1617Z/
/WLDA1.1.ER.210506T1900Z.210507T1315Z.210508T0417Z.NO/
1018 AM CDT Fri May 7 2021

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

The Flood Warning continues for
  the Black Warrior River At Selden Lock and Dam.
* Until Saturday morning.
* At 9:30 AM CDT Friday the stage was 91.2 feet.
* Flood stage is 90.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to fall below flood stage late 
  Friday evening and continue falling to 78.5 feet Tuesday evening.


&&

LAT...LON 3277 8782 3256 8769 3251 8782 3261 8784
      3272 8790 3281 8789

$$

89^GSatterwhite

238 
WGUS84 KBMX 080212
FLSBMX

Flood Statement
National Weather Service Birmingham AL
912 PM CDT Fri May 7 2021

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

  Black Warrior River At Selden Lock and Dam affecting Greene, 
  Marengo and Hale Counties.

.Flooding continues on the Black Warrior River and a flood warning 
remains in effect.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

Another statement will be issued by Saturday morning, or sooner if 
conditions warrant.

&&


ALC063-065-091-081415-
/O.EXT.KBMX.FL.W.0043.000000T0000Z-210508T1800Z/
/WLDA1.1.ER.210506T1900Z.210507T1315Z.210508T0600Z.NO/
912 PM CDT Fri May 7 2021

...The Flood Warning is now in effect until early tomorrow 
afternoon...

The Flood Warning continues for
  the Black Warrior River At Selden Lock and Dam.
* Until Saturday afternoon.
* At 8:45 PM CDT Friday the stage was 90.5 feet.
* Flood stage is 90.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to fall below flood stage just 
  after midnight tonight and continue falling to 78.3 feet Wednesday 
  evening.


&&

LAT...LON 3277 8782 3256 8769 3251 8782 3261 8784
      3272 8790 3281 8789

$$

40/Sizemore

145 
WGUS84 KBMX 081258
FLSBMX

Flood Statement
National Weather Service Birmingham AL
758 AM CDT Sat May 8 2021

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

  Black Warrior River At Selden Lock and Dam affecting Greene, 
  Marengo and Hale Counties.

.The Black Warrior River has fallen below flood stage, and the flood 
warning has been cancelled.

ALC063-065-091-081400-
/O.CAN.KBMX.FL.W.0043.000000T0000Z-210508T1258Z/
/WLDA1.1.ER.210506T1900Z.210507T1315Z.210508T0600Z.NO/
758 AM CDT Sat May 8 2021

...The Flood Warning for the Black Warrior River At Selden Lock and 
Dam has been cancelled...

The Flood Warning is cancelled for
  the Black Warrior River At Selden Lock and Dam.
* At 7:45 AM CDT Saturday the stage was 88.6 feet.
* Flood stage is 90 feet.
* Forecast...The river will continue to fall to 78.4 feet by 
  Thursday morning.


&&

LAT...LON 3277 8782 3256 8769 3251 8782 3261 8784
      3272 8790 3281 8789

$$

56

The office that day

Everything else NWS Birmingham, AL issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 4, 7:06 PM CDT	Areal Flood Warning	BMX	Bibb, Tuscaloosa	6 hr
May 4, 7:06 PM CDT	Severe Thunderstorm Warning	BMX	Russell	54 min
May 4, 7:12 PM CDT	Areal Flood Warning	BMX	Jefferson, St. Clair, Shelby	6 hr
May 4, 7:21 PM CDT	Severe Thunderstorm Warning	BMX	Barbour	54 min
May 4, 7:22 PM CDT	Areal Flood Warning	BMX	Shelby, Talladega	6 hr
May 4, 7:29 PM CDT	Areal Flood Advisory	BMX	Clay, Coosa, Tallapoosa	33 min
May 4, 8:02 PM CDT	Areal Flood Warning	BMX	Clay, Coosa, Tallapoosa	4 hr
May 4, 8:05 PM CDT	Areal Flood Advisory	BMX	Chambers, Randolph, Tallapoosa	4 hr
May 4, 9:21 PM CDT	River Flood Warning	BMX	Bibb, Dallas, Perry	47 hr
May 4, 9:21 PM CDT	River Flood Warning	BMX	Dallas, Perry	4 days
May 4, 9:23 PM CDT	River Flood Warning	BMX	Chilton, Coosa, Elmore, Shelby, Talladega	30 hr
May 4, 9:40 PM CDT	River Flood Warning	BMX	Jefferson, Tuscaloosa, Walker	36 hr
May 4, 9:41 PM CDT	River Flood Warning	BMX	Greene, Pickens, Sumter	13 hr
May 5, 4:34 AM CDT	River Flood Warning	BMX	Chambers, Randolph, Tallapoosa	23 hr
May 5, 9:44 AM CDT	River Flood Warning	BMX	Elmore, Montgomery	59 hr
May 5, 9:54 AM CDT	River Flood Warning	BMX	Autauga, Dallas, Elmore, Lowndes, Montgomery	34 hr
May 5, 6:59 PM CDT	River Flood Warning	BMX	Chilton, Coosa, St. Clair, Shelby, Talladega	61 hr

Nearby

River Flood Warnings in Alabama, 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.