Alert archive / Alabama / Flash Flood Warnings in 2021

Flash Flood Warning 30, NWS Birmingham, AL

June 19, 2021Greene County, Tuscaloosa County, Alabama

NWS Birmingham, AL issued this flash flood warning at Jun 19, 2021, 6:39 PM CDT for Greene County, Tuscaloosa County, Alabama. It was in force for 6 hr. 17 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 19, 2021, 6:39 PM CDT (23:39 UTC)
Expired
Jun 20, 2021, 1:00 AM CDT
In force
6 hr
Issued by
NWS Birmingham, AL
Area
Storm-based polygon
Flood severity
None

Counties Greene County, AL, Tuscaloosa County, AL

The radar

The Birmingham radar (KBMX), 95 km from the middle of the area, began a volume at 23:38 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.

What was reported inside it

TimeReportWhereRemark
Jun 19, 7:10 PM CDTFLASH FLOOD1 Ese Flatwoods, ALFLOODING IN BUCKHEAD NEIGHBORHOOD. STREETS FLOODED AND IMPASSABLE.
Jun 19, 7:15 PM CDTFLASH FLOOD1 N Northport, ALROADS FLOODED IN NORTHPORT.
Jun 19, 7:30 PM CDTFLASH FLOOD1 Ene Northport, ALCORRECTS PREVIOUS FLASH FLOOD REPORT FROM 1 ENE NORTHPORT. FLOODING IN THE WILLOWBROOK TRAILER PARK ON HUNTER CREEK RD. UPDATED TO INCLUDE OVER 100 PEOPLE WERE DISPLACED BY THE FLOOD WATERS.
Jun 19, 7:30 PM CDTFLASH FLOOD1 Ene Northport, ALFLOODING IN THE WILLOWBROOK TRAILER PARK ON HUNTER CREEK RD.
Jun 19, 8:10 PM CDTHEAVY RAIN 6.21 Nne University Of Ala, AL6.20 INCHES OF RAIN MEASURED BY DAVIS VANTAGE VUE HOME WEATHER STATION.
Jun 19, 8:30 PM CDTFLOOD2 N Lake Tuscaloosa Dam, ALFLOODING REPORTED AT NORTH RIVER YACHT CLUB.
Jun 19, 8:30 PM CDTFLOODBryant-Denny Stadium, ALNUMEROUS STREETS IMPASSABLE BETWEEN UNIVERSITY BLVD AND PAUL BRYANT DRIVE.
Jun 19, 8:30 PM CDTFLASH FLOOD1 E Tuscaloosa Amphithe, ALPICTURE ON SOCIAL MEDIA OF MUDSLIDE ON 21ST AVENUE BETWEEN JACK WARNER PKWY AND UNIVERSITY BLVD.
Jun 19, 8:30 PM CDTFLASH FLOODNorthport, ALNUMEROUS ROADS CLOSED IN NORTHPORT DUE TO FLOODING.
Jun 19, 8:45 PM CDTFLASH FLOOD1 Nne Northport, ALVIDEO ON SOCIAL MEDIA OF WATER FLOWING THROUGH HOMES ON KIRKWOOD DR.
Jun 19, 8:45 PM CDTFLASH FLOOD2 N University Of Alaba, ALWATER OVER ROAD ON STONE RIVER RD.
Jun 19, 8:47 PM CDTHEAVY RAIN 7.4Tuscaloosa Regional Air, ALCO-OP OBSERVER STATION TUSA1 TUSCALOOSA.
Jun 19, 9:30 PM CDTFLASH FLOODUniversity Mall, ALFLOODING ON MCFARLAND BLVD NEAR 13TH STREET EAST.
Jun 19, 10:03 PM CDTHEAVY RAIN 8.371 Wnw Lake Tuscaloosa D, AL8.37 INCHES OF RAINFALL MEASURED BY AN AMBIENT HOME WEATHER STATION.
Jun 19, 10:03 PM CDTHEAVY RAIN 9.131 Wnw Lake Tuscaloosa D, ALCORRECTS PREVIOUS HEAVY RAIN REPORT FROM 1 WNW LAKE TUSCALOOSA DAM. 9.13 INCHES OF RAINFALL MEASURED BY AN AMBIENT HOME WEATHER STATION. THIS IS AN UPDATED STORM TOTAL AMOUNT.
Jun 19, 10:15 PM CDTFLASH FLOOD2 Nne Northport, ALPORTION OF UNION CHAPEL RD WASHED OUT NEAR COLBURN RD.
Jun 19, 11:42 PM CDTHEAVY RAIN 6.88Northport, AL6.88 INCHES OF RAIN MEASURED IN NORTHPORT LATE SATURDAY NIGHT.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 11.7 hours before the alert went out and 95 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 12:00Z on 2021-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 40 joules per kilogram.LCLLFCEL10008507005003002001001 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 12:00Z on 2021-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 63 square meters per square second.193958Sfc1 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
40 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
738 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
63 m²/s²
0-3 km storm-relative helicity
85 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

930 
WGUS54 KBMX 192339
FFWBMX
ALC063-125-200245-
/O.NEW.KBMX.FF.W.0030.210619T2339Z-210620T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Birmingham AL
639 PM CDT Sat Jun 19 2021

The National Weather Service in Birmingham has issued a

* Flash Flood Warning for...
  Northern Greene County in west central Alabama...
  Southern Tuscaloosa County in west central Alabama...

* Until 945 PM CDT.

* At 639 PM CDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 3 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 3 inches are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Flash flooding caused by thunderstorms.

  SOURCE...Radar.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Tuscaloosa, Northport, Holt, Brookwood, Coker, Union, Tuscaloosa 
  Regional Airport, Tuscaloosa Amphitheater, Shelton State Community 
  College, Bryant Denny Stadium, McFarland Mall, University Mall, 
  Jena, Knoxville, Deerlick Creek Campgrounds, Mantua, Bankhead Lock 
  And Dam, Fosters Boat Landing, Palmore Park and Fosters.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3286 8803 3299 8811 3314 8788 3314 8785
      3316 8784 3347 8737 3328 8723

FLASH FLOOD...RADAR INDICATED

$$

87/Grantham
4 follow-up statements
863 
WGUS74 KBMX 200059
FFSBMX

Flash Flood Statement
National Weather Service Birmingham AL
759 PM CDT Sat Jun 19 2021

ALC063-125-200245-
/O.CON.KBMX.FF.W.0030.000000T0000Z-210620T0245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Greene AL-Tuscaloosa AL-
759 PM CDT Sat Jun 19 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 PM CDT THIS 
EVENING FOR NORTHERN GREENE AND SOUTHERN TUSCALOOSA COUNTIES...

At 759 PM CDT, trained weather spotters reported thunderstorms 
producing heavy rain across the warned area. Between 3 and 5 inches 
of rain have fallen. Additional rainfall amounts of 1 to 2 inches 
are possible in the warned area. Flash flooding is already occurring.

HAZARD...Life threatening flash flooding. Thunderstorms producing
         flash flooding.

SOURCE...Trained spotters reported.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
  Tuscaloosa, Northport, Holt, Brookwood, Coker, Union, Tuscaloosa 
  Regional Airport, Tuscaloosa Amphitheater, Shelton State Community 
  College, Bryant Denny Stadium, McFarland Mall, University Mall, 
  Jena, Knoxville, Deerlick Creek Campgrounds, Mantua, Bankhead Lock 
  And Dam, Fosters Boat Landing, Palmore Park and Fosters.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3286 8803 3299 8811 3314 8788 3314 8785
      3316 8784 3347 8737 3328 8723

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

87/Grantham
258 
WGUS54 KBMX 200222
FFWBMX
ALC063-125-200445-
/O.EXT.KBMX.FF.W.0030.000000T0000Z-210620T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Birmingham AL
922 PM CDT Sat Jun 19 2021

The National Weather Service in Birmingham has extended the

* Flash Flood Warning for...
  Northern Greene County in west central Alabama...
  Southern Tuscaloosa County in west central Alabama...

* Until 1145 PM CDT.

* At 922 PM CDT, emergency management reported thunderstorms 
  producing heavy rain across the warned area. Between 4 and 7 
  inches of rain have fallen. Additional rainfall amounts up to 1 
  inch are possible in the warned area. Flash flooding is already 
  occurring.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Emergency management reported.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  Tuscaloosa, Northport, Holt, Brookwood, Coker, Union, Tuscaloosa 
  Regional Airport, Tuscaloosa Amphitheater, Shelton State Community 
  College, Bryant Denny Stadium, McFarland Mall, University Mall, 
  Jena, Knoxville, Deerlick Creek Campgrounds, Mantua, Bankhead Lock 
  And Dam, Fosters Boat Landing, Palmore Park and Fosters.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3286 8803 3299 8811 3314 8788 3314 8785
      3316 8784 3347 8737 3328 8723

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

87/Grantham
339 
WGUS74 KBMX 200416
FFSBMX

Flash Flood Statement
National Weather Service Birmingham AL
1116 PM CDT Sat Jun 19 2021

ALC063-200426-
/O.CAN.KBMX.FF.W.0030.000000T0000Z-210620T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Greene AL-
1116 PM CDT Sat Jun 19 2021

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHERN GREENE COUNTY...

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

A Flash Flood Watch remains in effect until 700 AM CDT Sunday for 
portions of central Alabama, east central Alabama, northeast 
Alabama, southeast Alabama and west central Alabama.

LAT...LON 3316 8784 3339 8748 3339 8731 3328 8723
      3302 8773 3302 8783 3309 8783 3309 8784
      3312 8784 3313 8784 3314 8784 3315 8784

$$

ALC125-200445-
/O.CON.KBMX.FF.W.0030.000000T0000Z-210620T0445Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Tuscaloosa AL-
1116 PM CDT Sat Jun 19 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1145 PM CDT THIS 
EVENING FOR SOUTHERN TUSCALOOSA COUNTY...

At 1116 PM CDT, emergency management reported thunderstorms 
producing heavy rain across the warned area. Between 4 and 7 inches 
of rain have fallen. Additional rainfall amounts up to 1 inch are 
possible in the warned area. Flash flooding is already occurring.

HAZARD...Life threatening flash flooding. Thunderstorms producing
         flash flooding.

SOURCE...Emergency management reported.

IMPACT...Life threatening flash flooding of creeks and streams,
         urban areas, highways, streets and underpasses.

Some locations that will experience flash flooding include...
  Tuscaloosa, Northport, Holt, Brookwood, Coker, Bryant Denny 
  Stadium, Tuscaloosa Amphitheater, University Mall, Tuscaloosa 
  Regional Airport, McFarland Mall, Shelton State Community College, 
  Deerlick Creek Campgrounds, University Of Alabama Quad, Stillman 
  College, Oliver Lock And Dam, Palmore Park, Lake Tuscaloosa Dam, 
  Taylorville, Flatwoods and Sexton Bend.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3316 8784 3339 8748 3339 8731 3328 8723
      3302 8773 3302 8783 3309 8783 3309 8784
      3312 8784 3313 8784 3314 8784 3315 8784

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

40/Sizemore
542 
WGUS54 KBMX 200419
FFWBMX
ALC125-200600-
/O.EXT.KBMX.FF.W.0030.000000T0000Z-210620T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Birmingham AL
1119 PM CDT Sat Jun 19 2021

The National Weather Service in Birmingham has extended the

* Flash Flood Warning for...
  Southern Tuscaloosa County in west central Alabama...

* Until 100 AM CDT.

* At 1119 PM CDT, Emergency Management reported thunderstorms 
  producing heavy rain across the warned area. Between 4 and 7 
  inches of rain have fallen. Additional rainfall amounts up to 1 
  inch are possible in the warned area. Flash flooding is already 
  occurring.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Emergency management reported.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  Tuscaloosa, Northport, Holt, Brookwood, Coker, Bryant Denny 
  Stadium, Tuscaloosa Amphitheater, University Mall, Tuscaloosa 
  Regional Airport, McFarland Mall, Shelton State Community College, 
  Deerlick Creek Campgrounds, University Of Alabama Quad, Stillman 
  College, Oliver Lock And Dam, Palmore Park, Lake Tuscaloosa Dam, 
  Taylorville, Flatwoods and Sexton Bend.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be especially cautious at night when it is harder to recognize the 
dangers of flooding.

&&

LAT...LON 3316 8784 3339 8748 3339 8731 3328 8723
      3302 8773 3302 8783 3309 8783 3309 8784
      3312 8784 3313 8784 3314 8784 3315 8784

FLASH FLOOD...OBSERVED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

40/Sizemore

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 8:47 AM CDTSpecial Weather StatementBMXDallas, Lowndes58 min
Jun 19, 9:23 AM CDTTornado WarningBMXDallas, Lowndes18 min
Jun 19, 9:44 AM CDTSpecial Weather StatementBMXAutauga, Perry46 min
Jun 19, 2:27 PM CDTTornado WarningBMXBarbour33 min
Jun 19, 2:52 PM CDTTornado WarningBMXBarbour, Bullock13 min
Jun 19, 6:27 PM CDTAreal Flood AdvisoryBMXGreene, Jefferson, Pickens, Sumter, Tuscaloosa3 hr

Nearby

Flash Flood Warnings in Alabama, 2021Every flash 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.