Alert archive / Alabama / Flash Flood Watches in 2021

Flash Flood Watch 3, NWS Birmingham, AL

June 18, 202133 counties in Alabama

NWS Birmingham, AL issued this flash flood watch at Jun 18, 2021, 2:38 AM CDT for 33 counties in Alabama. It took effect at Jun 19, 2021, 7:00 AM CDT. It was in force for 24 hr.

The area

The counties it named.

The facts

Issued
Jun 18, 2021, 2:38 AM CDT (07:38 UTC)
In effect from
Jun 19, 2021, 7:00 AM CDT
Expired
Jun 20, 2021, 7:00 AM CDT
In force
24 hr
Issued by
NWS Birmingham, AL
Flood severity
None
All 33 counties

Autauga County, AL, Barbour County, AL, Bibb County, AL, Blount County, AL, Bullock County, AL, Calhoun County, AL, Chambers County, AL, Cherokee County, AL, Chilton County, AL, Clay County, AL, Cleburne County, AL, Coosa County, AL, Dallas County, AL, Elmore County, AL, Etowah County, AL, Greene County, AL, Hale County, AL, Jefferson County, AL, Lee County, AL, Lowndes County, AL, Macon County, AL, Marengo County, AL, Montgomery County, AL, Perry County, AL, Pike County, AL, Randolph County, AL, Russell County, AL, Shelby County, AL, St. Clair County, AL, Sumter County, AL, Talladega County, AL, Tallapoosa County, AL, Tuscaloosa County, AL

The radar

The Birmingham radar (KBMX), 47 km from the middle of the area, began a volume at 07:40 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 nearest sounding before it

Birmingham, AL (KBMX), launched 00:00Z, 7.6 hours before the alert went out and 48 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.

Skew-T log-pSkew-T log-p diagram, Birmingham, AL at 00:00Z on 2021-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 00:00Z on 2021-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2075 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
19 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

873 
WGUS64 KBMX 180738
FFABMX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Birmingham AL
238 AM CDT Fri Jun 18 2021

ALZ019-021-023>050-190000-
/O.NEW.KBMX.FF.A.0003.210619T1200Z-210621T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Calhoun-Cleburne-Tuscaloosa-Jefferson-Shelby-St. Clair-Talladega-
Clay-Randolph-Sumter-Greene-Hale-Perry-Bibb-Chilton-Coosa-Tallapoosa-
Chambers-Marengo-Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon-
Bullock-Lee-Russell-Pike-Barbour-
Including the cities of Roanoke, Lanett, Union Springs, Eufaula, 
Prattville, Montgomery, Dadeville, Phenix City, Valley, Centreville, 
Moundville, Linden, Hoover, Alexander City, Alabaster, Selma, Fort 
Deposit, Sylacauga, Heflin, Pell City, Birmingham, Wetumpka, Eutaw, 
Rockford, Tallassee, Demopolis, Hayneville, Livingston, Lafayette, 
Columbiana, Ashland, Tuskegee, Opelika, Pelham, Greensboro, 
Anniston, Talladega, Auburn, Tuscaloosa, Troy, Marion, Moody, and 
Clanton
238 AM CDT Fri Jun 18 2021

...FLASH FLOOD WATCH IN EFFECT FROM SATURDAY MORNING THROUGH SUNDAY 
EVENING...

The National Weather Service in Birmingham has issued a

* Flash Flood Watch for portions of central Alabama, east central 
  Alabama, southeast Alabama and west central Alabama, including the 
  following areas, in central Alabama, Autauga, Bibb, Chilton, 
  Coosa, Dallas, Elmore, Jefferson, Lowndes, Montgomery, Perry, 
  Shelby, St. Clair and Talladega. In east central Alabama, Calhoun, 
  Chambers, Clay, Cleburne, Lee, Macon, Randolph, Russell and 
  Tallapoosa. In southeast Alabama, Barbour, Bullock and Pike. In 
  west central Alabama, Greene, Hale, Marengo, Sumter and Tuscaloosa.

* From Saturday morning through Sunday evening.

* Heavy rainfall associated with the developing tropical system in 
  the Gulf of Mexico will begin Saturday morning across southwestern 
  portions of Central Alabama. The heavy rainfall will spread 
  northward Saturday afternoon into Saturday night and may continue 
  into Sunday. Rainfall totals of 3 to 5 inches will be possible in 
  the watch area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

87/Grantham
5 follow-up statements
473 
WGUS64 KBMX 181946
FFABMX

Flood Watch
National Weather Service Birmingham AL
246 PM CDT Fri Jun 18 2021

ALZ019-021-023>050-191215-
/O.CON.KBMX.FF.A.0003.210619T1200Z-210621T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Calhoun-Cleburne-Tuscaloosa-Jefferson-Shelby-St. Clair-Talladega-
Clay-Randolph-Sumter-Greene-Hale-Perry-Bibb-Chilton-Coosa-Tallapoosa-
Chambers-Marengo-Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon-
Bullock-Lee-Russell-Pike-Barbour-
Including the cities of Roanoke, Lanett, Union Springs, Eufaula, 
Prattville, Montgomery, Dadeville, Phenix City, Valley, Centreville, 
Moundville, Linden, Hoover, Alexander City, Alabaster, Selma, Fort 
Deposit, Sylacauga, Heflin, Pell City, Birmingham, Wetumpka, Eutaw, 
Rockford, Tallassee, Demopolis, Hayneville, Livingston, Lafayette, 
Columbiana, Ashland, Tuskegee, Opelika, Pelham, Greensboro, 
Anniston, Talladega, Auburn, Tuscaloosa, Troy, Marion, Moody, and 
Clanton
246 PM CDT Fri Jun 18 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT FROM SATURDAY MORNING THROUGH 
SUNDAY EVENING...

The Flash Flood Watch continues for

* Portions of central Alabama, east central Alabama, southeast 
  Alabama and west central Alabama, including the following areas, 
  in central Alabama, Autauga, Bibb, Chilton, Coosa, Dallas, Elmore, 
  Jefferson, Lowndes, Montgomery, Perry, Shelby, St. Clair and 
  Talladega. In east central Alabama, Calhoun, Chambers, Clay, 
  Cleburne, Lee, Macon, Randolph, Russell and Tallapoosa. In 
  southeast Alabama, Barbour, Bullock and Pike. In west central 
  Alabama, Greene, Hale, Marengo, Sumter and Tuscaloosa.

* From Saturday morning through Sunday evening.

* Heavy rainfall associated with the developing tropical system in 
  the Gulf of Mexico will begin Saturday morning across southwestern 
  portions of Central Alabama. The heavy rainfall will spread 
  northward Saturday afternoon into Saturday night and continue into 
  early Sunday. Rainfall totals of 3 to 5 inches will be possible in 
  the watch area with a few locally higher amounts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

08
313 
WGUS64 KBMX 191150
FFABMX

Flood Watch
National Weather Service Birmingham AL
650 AM CDT Sat Jun 19 2021

ALZ019-021-023>050-192200-
/O.CON.KBMX.FF.A.0003.210619T1200Z-210621T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Calhoun-Cleburne-Tuscaloosa-Jefferson-Shelby-St. Clair-Talladega-
Clay-Randolph-Sumter-Greene-Hale-Perry-Bibb-Chilton-Coosa-Tallapoosa-
Chambers-Marengo-Dallas-Autauga-Lowndes-Elmore-Montgomery-Macon-
Bullock-Lee-Russell-Pike-Barbour-
Including the cities of Roanoke, Lanett, Union Springs, Eufaula, 
Prattville, Montgomery, Dadeville, Phenix City, Valley, Centreville, 
Moundville, Linden, Hoover, Alexander City, Alabaster, Selma, Fort 
Deposit, Sylacauga, Heflin, Pell City, Birmingham, Wetumpka, Eutaw, 
Rockford, Tallassee, Demopolis, Hayneville, Livingston, Lafayette, 
Columbiana, Ashland, Tuskegee, Opelika, Pelham, Greensboro, 
Anniston, Talladega, Auburn, Tuscaloosa, Troy, Marion, Moody, and 
Clanton
650 AM CDT Sat Jun 19 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY EVENING...

The Flash Flood Watch continues for

* Portions of central Alabama, east central Alabama, southeast 
  Alabama and west central Alabama, including the following areas, 
  in central Alabama, Autauga, Bibb, Chilton, Coosa, Dallas, Elmore, 
  Jefferson, Lowndes, Montgomery, Perry, Shelby, St. Clair and 
  Talladega. In east central Alabama, Calhoun, Chambers, Clay, 
  Cleburne, Lee, Macon, Randolph, Russell and Tallapoosa. In 
  southeast Alabama, Barbour, Bullock and Pike. In west central 
  Alabama, Greene, Hale, Marengo, Sumter and Tuscaloosa.

* Through Sunday evening.

* Heavy rainfall associated with Tropical Storm Claudette will 
  spread across northward today. Periods of heavy rainfall through 
  Sunday will
  likely produce totals of 2 to 4 inches in the watch area with a 
  few locally higher amounts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$
815 
WGUS64 KBMX 192008
FFABMX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Birmingham AL
308 PM CDT Sat Jun 19 2021

ALZ030>033-039-040-192115-
/O.EXT.KBMX.FF.A.0003.000000T0000Z-210619T2100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Sumter-Greene-Hale-Perry-Marengo-Dallas-
Including the cities of Linden, Demopolis, Selma, Livingston, 
Marion, Eutaw, Greensboro, and Moundville
308 PM CDT Sat Jun 19 2021

...FLASH FLOOD WATCH CONTINUES UNTIL 4 PM CDT THIS AFTERNOON...

The Flash Flood Watch is now in effect for

* Portions of central Alabama and west central Alabama, including 
  the following areas, in central Alabama, Dallas and Perry. In west 
  central Alabama, Greene, Hale, Marengo and Sumter.

* Until 4 PM CDT this afternoon.

* Rainfall rates are decreasing and the watch will be allowed to 
  expire at 4 PM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

ALZ019-021-023>029-034>038-041>050-200600-
/O.CON.KBMX.FF.A.0003.000000T0000Z-210621T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Calhoun-Cleburne-Tuscaloosa-Jefferson-Shelby-St. Clair-Talladega-
Clay-Randolph-Bibb-Chilton-Coosa-Tallapoosa-Chambers-Autauga-Lowndes-
Elmore-Montgomery-Macon-Bullock-Lee-Russell-Pike-Barbour-
Including the cities of Roanoke, Lanett, Union Springs, Eufaula, 
Prattville, Montgomery, Dadeville, Phenix City, Valley, Centreville, 
Hoover, Alexander City, Alabaster, Fort Deposit, Sylacauga, Heflin, 
Pell City, Wetumpka, Moody, Rockford, Tallassee, Hayneville, 
Lafayette, Columbiana, Ashland, Tuskegee, Opelika, Pelham, Anniston, 
Talladega, Auburn, Tuscaloosa, Troy, Birmingham, and Clanton
308 PM CDT Sat Jun 19 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT THROUGH SUNDAY EVENING...

The Flash Flood Watch continues for

* Portions of central Alabama, east central Alabama, southeast 
  Alabama and west central Alabama, including the following areas, 
  in central Alabama, Autauga, Bibb, Chilton, Coosa, Elmore, 
  Jefferson, Lowndes, Montgomery, Shelby, St. Clair and Talladega. 
  In east central Alabama, Calhoun, Chambers, Clay, Cleburne, Lee, 
  Macon, Randolph, Russell and Tallapoosa. In southeast Alabama, 
  Barbour, Bullock and Pike. In west central Alabama, Tuscaloosa.

* Through Sunday evening.

* Heavy rainfall associated with Claudette will spread across 
  northeast and eastward tonight. Periods of heavy rainfall through 
  Sunday will
  likely produce totals of 2 to 4 inches in the watch area with a 
  few locally higher amounts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

08
990 
WGUS64 KBMX 200319
FFABMX

URGENT - IMMEDIATE BROADCAST REQUESTED
Flood Watch
National Weather Service Birmingham AL
1019 PM CDT Sat Jun 19 2021

ALZ017-018-020-201130-
/O.EXB.KBMX.FF.A.0003.000000T0000Z-210620T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Blount-Etowah-Cherokee-
Including the cities of Centre, Oneonta, and Gadsden
1019 PM CDT Sat Jun 19 2021

...FLASH FLOOD WATCH IN EFFECT UNTIL 7 AM CDT SUNDAY...

The National Weather Service in Birmingham has expanded the

* Flash Flood Watch to include portions of central Alabama and 
  northeast Alabama, including the following areas, in central 
  Alabama, Blount. In northeast Alabama, Cherokee and Etowah.

* Until 7 AM CDT Sunday.

* Heavy rainfall associated with Claudette will spread across 
  northeast and eastward tonight. Periods of heavy rainfall through 
  early Sunday will likely produce totals of 2 to 4 inches in the 
  watch area with a few locally higher amounts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

ALZ019-021-023>029-034>038-041>050-201130-
/O.EXT.KBMX.FF.A.0003.000000T0000Z-210620T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Calhoun-Cleburne-Tuscaloosa-Jefferson-Shelby-St. Clair-Talladega-
Clay-Randolph-Bibb-Chilton-Coosa-Tallapoosa-Chambers-Autauga-Lowndes-
Elmore-Montgomery-Macon-Bullock-Lee-Russell-Pike-Barbour-
Including the cities of Roanoke, Lanett, Union Springs, Eufaula, 
Prattville, Montgomery, Dadeville, Phenix City, Valley, Centreville, 
Hoover, Alexander City, Alabaster, Fort Deposit, Sylacauga, Heflin, 
Pell City, Wetumpka, Moody, Rockford, Tallassee, Hayneville, 
Lafayette, Columbiana, Ashland, Tuskegee, Opelika, Pelham, Anniston, 
Talladega, Auburn, Tuscaloosa, Troy, Birmingham, and Clanton
1019 PM CDT Sat Jun 19 2021

...FLASH FLOOD WATCH NOW IN EFFECT UNTIL 7 AM CDT SUNDAY...

The Flash Flood Watch is now in effect for

* Portions of central Alabama, east central Alabama, southeast 
  Alabama and west central Alabama, including the following areas, 
  in central Alabama, Autauga, Bibb, Chilton, Coosa, Elmore, 
  Jefferson, Lowndes, Montgomery, Shelby, St. Clair and Talladega. 
  In east central Alabama, Calhoun, Chambers, Clay, Cleburne, Lee, 
  Macon, Randolph, Russell and Tallapoosa. In southeast Alabama, 
  Barbour, Bullock and Pike. In west central Alabama, Tuscaloosa.

* Until 7 AM CDT Sunday.

* Heavy rainfall associated with Claudette will spread across 
  northeast and eastward tonight. Periods of heavy rainfall through 
  early Sunday will likely produce totals of 2 to 4 inches in the 
  watch area with a few locally higher amounts.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

08
932 
WGUS64 KBMX 201004
FFABMX

Flood Watch
National Weather Service Birmingham AL
504 AM CDT Sun Jun 20 2021

ALZ019-021-025>029-034>038-041>050-201115-
/O.CAN.KBMX.FF.A.0003.000000T0000Z-210620T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Calhoun-Cleburne-Shelby-St. Clair-Talladega-Clay-Randolph-Bibb-
Chilton-Coosa-Tallapoosa-Chambers-Autauga-Lowndes-Elmore-Montgomery-
Macon-Bullock-Lee-Russell-Pike-Barbour-
Including the cities of Roanoke, Lanett, Union Springs, Eufaula, 
Prattville, Montgomery, Dadeville, Phenix City, Valley, Centreville, 
Alexander City, Alabaster, Fort Deposit, Sylacauga, Heflin, Pell 
City, Wetumpka, Moody, Rockford, Tallassee, Hayneville, Lafayette, 
Columbiana, Ashland, Tuskegee, Opelika, Pelham, Anniston, Talladega, 
Auburn, Troy, and Clanton
504 AM CDT Sun Jun 20 2021

...FLASH FLOOD WATCH IS CANCELLED...

The Flash Flood Watch for portions of central Alabama, east central 
Alabama and southeast Alabama, including the following areas, in 
central Alabama, Autauga, Bibb, Chilton, Coosa, Elmore, Lowndes, 
Montgomery, Shelby, St. Clair and Talladega. In east central 
Alabama, Calhoun, Chambers, Clay, Cleburne, Lee, Macon, Randolph, 
Russell and Tallapoosa. In southeast Alabama, Barbour, Bullock and 
Pike has been cancelled.

Flooding is no longer expected to pose a threat. Please continue to 
heed remaining road closures.

$$

ALZ017-018-020-023-024-201200-
/O.CON.KBMX.FF.A.0003.000000T0000Z-210620T1200Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Blount-Etowah-Cherokee-Tuscaloosa-Jefferson-
Including the cities of Hoover, Centre, Gadsden, Oneonta, 
Tuscaloosa, and Birmingham
504 AM CDT Sun Jun 20 2021

...FLASH FLOOD WATCH REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING...

The Flash Flood Watch continues for

* Portions of central Alabama, northeast Alabama and west central 
  Alabama, including the following areas, in central Alabama, Blount 
  and Jefferson. In northeast Alabama, Cherokee and Etowah. In west 
  central Alabama, Tuscaloosa.

* Until 7 AM CDT this morning.

* Very heavy rainfall during the overnight hours will continue to 
  lead to lingering flooding issues across the watch area.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action 
should Flash Flood Warnings be issued.

&&

$$

40/Sizemore

Nearby

Flash Flood Watches in Alabama, 2021Every flash flood watch 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.