Alert archive / Alabama / River Flood Warnings in 2021

River Flood Warning 8, NWS Birmingham, AL

March 18, 2021Jefferson County, Tuscaloosa County, Walker County, Alabama

NWS Birmingham, AL issued this river flood warning at Mar 18, 2021, 9:50 AM CDT for Jefferson County, Tuscaloosa County, Walker County, Alabama. It took effect at Mar 18, 2021, 1:48 PM CDT. It was in force for 32 hr.

The area

The outline as issued.

The facts

Issued
Mar 18, 2021, 9:50 AM CDT (14:50 UTC)
In effect from
Mar 18, 2021, 1:48 PM CDT
Expired
Mar 19, 2021, 9:22 PM CDT
In force
32 hr
Issued by
NWS Birmingham, AL
Area
Storm-based polygon
Flood severity
Minor

Counties Jefferson County, AL, Tuscaloosa County, AL, Walker County, AL

The radar

The Birmingham radar (KBMX), 58 km from the middle of the area, began a volume at 14:50 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 Locust Fork at Sayre (SAYA1). The gauge peaked at 27.66 ft at Mar 19, 2021, 8:00 AM CDT.

actionminormoderate1020304003/1803/1903/2003/21
Action stage
25 ft
Minor stage
25 ft
Moderate stage
45 ft
Major stage
49 ft

This gauge today: stage, forecast and historic crests

Stage from the USGS instantaneous record for site 02456500, 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.

222 
WGUS44 KBMX 181450
FLWBMX

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Flood Warning
National Weather Service Birmingham AL
950 AM CDT Thu Mar 18 2021

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

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

.Heavy rainfall from yesterday's storm system has produced rises 
along the Locust Fork and minor flooding is expected at Sayre.

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.

&&


ALC073-125-127-190300-
/O.NEW.KBMX.FL.W.0008.210318T1848Z-210320T1211Z/
/SAYA1.1.ER.210318T1848Z.210319T1200Z.210320T0010Z.NO/
950 AM CDT Thu Mar 18 2021

The National Weather Service in Birmingham has issued a

* Flood Warning for
  the Locust Fork At Sayre.
* From this afternoon to Saturday morning.
* At 9:00 AM CDT Thursday the stage was 22.2 feet.
* Flood stage is 25.0 feet.
* Minor flooding is forecast.
* Forecast...The river is expected to rise above flood stage this 
  afternoon to a crest of 29.5 feet tomorrow morning. It will then 
  fall below flood stage tomorrow evening.
* 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

$$

88
3 follow-up statements
699 
WGUS84 KBMX 190131
FLSBMX

Flood Statement
National Weather Service Birmingham AL
831 PM CDT Thu Mar 18 2021

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

  Locust Fork At Sayre affecting Tuscaloosa, Walker and Jefferson 
  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.

&&


ALC073-125-127-191345-
/O.CON.KBMX.FL.W.0008.000000T0000Z-210320T1211Z/
/SAYA1.1.ER.210318T2134Z.210319T0600Z.210319T1603Z.NO/
831 PM CDT Thu Mar 18 2021

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

The Flood Warning continues for
  the Locust Fork At Sayre.
* Until Saturday morning.
* At 8:00 PM CDT Thursday the stage was 25.9 feet.
* Flood stage is 25.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to rise to a crest of 27.8 feet 
  just after midnight tonight. It will then fall below flood stage 
  late tomorrow morning.


&&

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

$$

08
944 
WGUS84 KBMX 191446
FLSBMX

Flood Statement
National Weather Service Birmingham AL
946 AM CDT Fri Mar 19 2021

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

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

.Flooding continues on the Locust Fork near Sayre 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.

&&


ALC073-125-127-200300-
/O.EXT.KBMX.FL.W.0008.000000T0000Z-210320T1210Z/
/SAYA1.1.ER.210318T2134Z.210319T1300Z.210320T0010Z.NO/
946 AM CDT Fri Mar 19 2021

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

The Flood Warning continues for
  the Locust Fork At Sayre.
* Until Saturday morning.
* At 9:00 AM CDT Friday the stage was 27.5 feet.
* Flood stage is 25.0 feet.
* Minor flooding is occurring and minor flooding is forecast.
* Forecast...The river is expected to fall below flood stage this 
  evening and continue falling to 7.6 feet Wednesday 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

$$

88
845 
WGUS84 KBMX 200222
FLSBMX

Flood Statement
National Weather Service Birmingham AL
922 PM CDT Fri Mar 19 2021

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

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

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

ALC073-125-127-200330-
/O.CAN.KBMX.FL.W.0008.000000T0000Z-210320T0222Z/
/SAYA1.1.ER.210318T2134Z.210319T1300Z.210320T0010Z.NO/
922 PM CDT Fri Mar 19 2021

...The Flood Warning for the Locust Fork At Sayre has been 
cancelled...

The Flood Warning is cancelled for
  the Locust Fork At Sayre.
* At 8:00 PM CDT Friday the stage was 24.2 feet.
* Flood stage is 25.0 feet.
* Forecast...The river is expected to fall to 7.4 feet Wednesday 
  evening.


&&

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

$$

89^GSatterwhite

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 17, 7:18 PM CDTTornado WarningBMXAutauga, Dallas17 min
Mar 17, 7:47 PM CDTSevere Thunderstorm WarningBMXFayette, Lamar, Marion58 min
Mar 17, 8:01 PM CDTTornado WarningBMXGreene, Pickens, Sumter22 min
Mar 17, 8:15 PM CDTSevere Thunderstorm WarningBMXAutauga39 min
Mar 17, 8:32 PM CDTTornado WarningBMXAutauga, Chilton, Elmore19 min
Mar 17, 9:06 PM CDTRiver Flood WarningBMXGreene, Hale, Marengo, Tuscaloosa33 hr
Mar 17, 9:14 PM CDTRiver Flood WarningBMXSumter37 hr
Mar 17, 9:18 PM CDTRiver Flood WarningBMXGreene, Hale, Marengo, Sumter72 hr
Mar 17, 9:48 PM CDTAreal Flood AdvisoryBMXBlount3 hr
Mar 17, 9:51 PM CDTSevere Thunderstorm WarningBMXAutauga, Chilton, Coosa, Elmore, Lowndes, Montgomery69 min
Mar 17, 10:06 PM CDTSevere Thunderstorm WarningBMXSt. Clair, Shelby, Talladega69 min
Mar 17, 10:22 PM CDTSevere Thunderstorm WarningBMXCalhoun, Cherokee, Etowah, St. Clair68 min
Mar 17, 10:26 PM CDTAreal Flood AdvisoryBMXCalhoun, Cherokee, Cleburne, Etowah, St. Clair, Talladega3 hr
Mar 17, 10:30 PM CDTSevere Thunderstorm WarningBMXBullock, Lee, Macon, Tallapoosa75 min
Mar 17, 10:43 PM CDTTornado WarningBMXCoosa6 min
Mar 17, 11:34 PM CDTSpecial Weather StatementBMXLee, Russell41 min
Mar 18, 2:46 AM CDTSpecial Weather StatementBMXRussell44 min
Mar 18, 3:06 AM CDTWind AdvisoryBMXAutauga, Barbour, Bibb, Blount, Bullock, Calhoun and 33 more16 hr
Mar 18, 8:31 AM CDTAreal Flood WarningBMXCherokee55 hr

Nearby

River Flood Warnings in Alabama, 2021Every 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.