Alert archive / Alabama / Flash Flood Warnings in 2021

Flash Flood Warning 99, NWS Mobile, AL

October 5, 2021Conecuh County, Escambia County, Alabama

NWS Mobile, AL issued this flash flood warning at Oct 5, 2021, 4:51 PM CDT for Conecuh County, Escambia County, Alabama. It was in force for 6 hr. 4 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
Oct 5, 2021, 4:51 PM CDT (21:51 UTC)
Expired
Oct 5, 2021, 11:00 PM CDT
In force
6 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

Counties Conecuh County, AL, Escambia County, AL

The radar

The Mobile radar (KMOB), 116 km from the middle of the area, began a volume at 21:53 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
Oct 5, 5:30 PM CDTFLASH FLOODBrewton, ALBROADCAST MEDIA RELAYED PHOTOS OF FLASH FLOODING VIA SOCIAL MEDIA IN THE BREWTON COMMUNITY.
Oct 5, 6:10 PM CDTFLASH FLOOD1 Nne Brewton, ALEVERGREEN AVENUE IN BREWTON IS IMPASSABLE DUE TO FLASH FLOODING. PHOTOS RELAYED VIA SOCIAL MEDIA.
Oct 5, 6:30 PM CDTFLASH FLOODBrewton, ALSEVERAL STREETS IN BREWTON INCLUDING PERSIMMON, CACTUS, AND ST. JOSEPH ARE CLOSED DUE TO FLOODING.
Oct 5, 7:42 PM CDTFLASH FLOOD2 Nne Keego, ALFOSHEE ROAD JUST WEST OF BREWTON IN CENTRAL ESCAMBIA COUNTY HAS MULTIPLE SPOTS THAT ARE IMPASSABLE DUE TO FLASH FLOODING. RELAYED VIA SOCIAL MEDIA.

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

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 9.9 hours before the alert went out and 263 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, Slidell Radar S, LA at 12:00Z on 2021-10-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 984 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, Slidell Radar S, LA at 12:00Z on 2021-10-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -32 square meters per square second.19395878Sfc1 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
984 J/kg
Mixed-layer CIN
-30 J/kg
Mixed-layer LCL
644 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-32 m²/s²
0-3 km storm-relative helicity
9 m²/s²
Significant tornado parameter
-0.2
Supercell composite
-1.0

Open this sounding in Storm Lab

The text

As transmitted.

376 
WGUS54 KMOB 052151
FFWMOB
ALC035-053-060400-
/O.NEW.KMOB.FF.W.0099.211005T2151Z-211006T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Mobile AL
451 PM CDT Tue Oct 5 2021

The National Weather Service in Mobile has issued a

* Flash Flood Warning for...
  South Central Conecuh County in south central Alabama...
  Central Escambia County in south central Alabama...

* Until 1100 PM CDT Tuesday.

* At 451 PM CDT, Doppler radar indicated training bands of heavy 
  rain moving across the warned area. 2 to 3 inches of rain has 
  likely fallen in a short period of time. 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...
  Brewton, Flomaton, East Brewton, Castleberry, Pollard, Riverview, 
  Kirkland, Appleton, Rock Hill, London, Dixonville, Osaka, Nymph, 
  Welka and Wahl.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3100 8726 3113 8719 3135 8711 3134 8687
      3100 8702 3100 8724

FLASH FLOOD...RADAR INDICATED

$$
4 follow-up statements
409 
WGUS74 KMOB 052310
FFSMOB

Flash Flood Statement
National Weather Service Mobile AL
610 PM CDT Tue Oct 5 2021

ALC035-053-060400-
/O.CON.KMOB.FF.W.0099.000000T0000Z-211006T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Conecuh AL-Escambia AL-
610 PM CDT Tue Oct 5 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 11 PM CDT THIS 
EVENING FOR SOUTH CENTRAL CONECUH AND CENTRAL ESCAMBIA COUNTIES...

At 610 PM CDT, Doppler radar continued to indicate bands of showers 
producing heavy rainfall across much of central Escambia and 
southern Conecuh counties in south central Alabama. 2 to 4 inches of 
rain are estimated to have fallen over the past few hours. At 530 PM 
CDT, local media reported ongoing flash flooding in the community of 
Brewton.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Media reported.

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...
  Brewton, Flomaton, East Brewton, Castleberry, Pollard, Riverview, 
  Kirkland, Appleton, Rock Hill, London, Dixonville, Osaka, Nymph, 
  Welka and Wahl.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3100 8726 3113 8719 3135 8711 3134 8687
      3100 8702 3100 8724

FLASH FLOOD...OBSERVED

$$

21/CLL
585 
WGUS74 KMOB 052321
FFSMOB

Flash Flood Statement
National Weather Service Mobile AL
621 PM CDT Tue Oct 5 2021

ALC035-053-060400-
/O.CON.KMOB.FF.W.0099.000000T0000Z-211006T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Conecuh AL-Escambia AL-
621 PM CDT Tue Oct 5 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 11 PM CDT THIS 
EVENING FOR SOUTH CENTRAL CONECUH AND CENTRAL ESCAMBIA COUNTIES...

At 621 PM CDT, Doppler radar continued to indicate bands of showers 
producing heavy rainfall across much of central Escambia and 
southern Conecuh counties in south central Alabama. 2 to 4 inches of 
rain are estimated to have fallen over the past few hours. At 610 PM
CDT, local media reported ongoing flash flooding in the community of 
Brewton. Evergreen Avenue was reported to be impassable due to water 
covering the roadway.

HAZARD...Flash flooding caused by thunderstorms.

SOURCE...Media reported.

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...
  Brewton, Flomaton, East Brewton, Castleberry, Pollard, Riverview, 
  Kirkland, Appleton, Rock Hill, London, Dixonville, Osaka, Nymph, 
  Welka and Wahl.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3100 8726 3113 8719 3135 8711 3134 8687
      3100 8702 3100 8724

FLASH FLOOD...OBSERVED

$$

21/CLL
574 
WGUS74 KMOB 060059
FFSMOB

Flash Flood Statement
National Weather Service Mobile AL
759 PM CDT Tue Oct 5 2021

ALC035-053-060400-
/O.CON.KMOB.FF.W.0099.000000T0000Z-211006T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Conecuh AL-Escambia AL-
759 PM CDT Tue Oct 5 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 11 PM CDT THIS 
EVENING FOR SOUTH CENTRAL CONECUH AND CENTRAL ESCAMBIA COUNTIES...

At 759 PM CDT, Doppler radar indicated continued bands of showers 
and thunderstorms producing very heavy rain across central Escambia 
and southern Conecuh counties. 3 to 4 inches of rain with locally 
heavier amounts have fallen since earlier this afternoon and 
additional heavy rainfall will worsen ongoing flash flooding 
conditions. At 742 PM CDT, local media reports that Foshee Road just 
west of Brewton is impassable. Other roads in central Escambia 
county remain impassable due to flash flooding.


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...
  Brewton, Flomaton, East Brewton, Castleberry, Pollard, Riverview, 
  Kirkland, Appleton, Rock Hill, London, Dixonville, Osaka, Nymph, 
  Welka and Wahl.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Be aware of your surroundings and do not drive on flooded roads.

&&

LAT...LON 3100 8726 3113 8719 3135 8711 3134 8687
      3100 8702 3100 8724

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

$$
364 
WGUS74 KMOB 060230
FFSMOB

Flash Flood Statement
National Weather Service Mobile AL
930 PM CDT Tue Oct 5 2021

ALC035-053-060400-
/O.CON.KMOB.FF.W.0099.000000T0000Z-211006T0400Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Conecuh AL-Escambia AL-
930 PM CDT Tue Oct 5 2021

...FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 11 PM CDT THIS 
EVENING FOR SOUTH CENTRAL CONECUH AND CENTRAL ESCAMBIA COUNTIES...

At 930 PM CDT, Doppler radar continued to indicate bands of heavy 
rainfall moving across the warned area. 3 to 6 inches of rain with 
locally higher amounts have fallen in the past few hours, resulting 
in signficant and life threatening flash flooding in the warned area.

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

SOURCE...Media reported.

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

Some locations that will experience flash flooding include...
  Brewton, Flomaton, East Brewton, Castleberry, Pollard, Riverview, 
  Kirkland, Appleton, Rock Hill, London, Dixonville, Osaka, Nymph, 
  Welka and Wahl.

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 3100 8726 3113 8719 3135 8711 3134 8687
      3100 8702 3100 8724

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

$$

21/CLL

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 4, 7:51 PM CDTAreal Flood AdvisoryMOBBaldwin, Clarke, Monroe, Washington114 min
Oct 4, 8:46 PM CDTAreal Flood AdvisoryMOBBaldwin, Conecuh, Escambia, Monroe3 hr
Oct 4, 8:59 PM CDTAreal Flood AdvisoryMOBButler, Conecuh, Covington, Crenshaw3 hr
Oct 4, 9:41 PM CDTFlash Flood WarningMOBButler, Conecuh6 hr
Oct 4, 10:46 PM CDTAreal Flood AdvisoryMOBBaldwin3 hr
Oct 4, 11:37 PM CDTFlash Flood WarningMOBBaldwin6 hr
Oct 5, 1:38 AM CDTAreal Flood AdvisoryMOBButler, Conecuh, Covington, Crenshaw, Escambia4 hr
Oct 5, 2:28 AM CDTAreal Flood AdvisoryMOBCovington3 hr
Oct 5, 4:17 PM CDTAreal Flood AdvisoryMOBConecuh, Escambia3 hr
Oct 5, 5:53 PM CDTAreal Flood AdvisoryMOBButler, Conecuh, Covington, Escambia, Monroe4 hr
Oct 5, 6:57 PM CDTFlash Flood WarningMOBConecuh, Covington, Escambia6 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.