Alert archive / Alabama / Flash Flood Warnings in 2014

Flash Flood Warning 32, NWS Mobile, AL

May 14, 20146 counties in Alabama

NWS Mobile, AL issued this flash flood warning at May 14, 2014, 11:32 AM CDT for 6 counties in Alabama. It was in force for 6 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
May 14, 2014, 11:32 AM CDT (16:32 UTC)
Expired
May 14, 2014, 5:30 PM CDT
In force
6 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

Counties Butler County, AL, Conecuh County, AL, Covington County, AL, Crenshaw County, AL, Monroe County, AL, Wilcox County, AL

The radar

The Maxwell AFB radar (KMXX), 105 km from the middle of the area, began a volume at 16:31 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 12:00Z, 4.5 hours before the alert went out and 149 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 2014-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 163 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 2014-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 101 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
163 J/kg
Mixed-layer CIN
-82 J/kg
Mixed-layer LCL
1122 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
101 m²/s²
0-3 km storm-relative helicity
142 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

976 
WGUS54 KMOB 141632
FFWMOB
ALC013-035-039-041-099-131-142230-
/O.NEW.KMOB.FF.W.0032.140514T1632Z-140514T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
1132 AM CDT WED MAY 14 2014

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BUTLER COUNTY IN SOUTH CENTRAL ALABAMA...
  NORTHERN CONECUH COUNTY IN SOUTH CENTRAL ALABAMA...
  NORTHWESTERN COVINGTON COUNTY IN SOUTH CENTRAL ALABAMA...
  CRENSHAW COUNTY IN SOUTH CENTRAL ALABAMA...
  NORTHEASTERN MONROE COUNTY IN SOUTH CENTRAL ALABAMA...
  EASTERN WILCOX COUNTY IN SOUTH CENTRAL ALABAMA...

* UNTIL 530 PM CDT WEDNESDAY

* AT 1124 AM CDT...VERY HEAVY RAINFALL WAS MOVING INTO THE
  WARNED AREA FROM THE SOUTH AND RADAR ESTIMATES THAT 3 TO 4 INCHES
  OF RAIN WAS FALLING PER HOUR. ADDITIONAL HEAVY RAINS WILL CONTINUE
  THROUGH THE COURSE OF THE AFTERNOON WHERE SOME AREAS MAY RECEIVE
  BETWEEN 4 AND 7 INCHES OF RAIN. THIS WILL LIKELY CAUSE FLASH
  FLOODING IN THE WARNED AREA.

* LOCATIONS IMPACTED INCLUDE...
  BOYKIN...             PINE APPLE...         OAK HILL...
  RUTLEDGE...           PETREY...             LUVERNE...
  MCKENZIE...           I65 AND CR 7...       I65 AND AL 185...

LAT...LON 3180 8620 3179 8618 3164 8626 3145 8641
      3154 8711 3137 8719 3219 8732 3205 8717
      3205 8686 3197 8685 3197 8641 3205 8640
      3205 8630 3197 8629 3196 8618 3189 8617

$$
1 follow-up statement
114 
WGUS74 KMOB 142047
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
347 PM CDT WED MAY 14 2014

ALC013-035-039-041-099-131-142230-
/O.CON.KMOB.FF.W.0032.000000T0000Z-140514T2230Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BUTLER AL-CONECUH AL-COVINGTON AL-CRENSHAW AL-MONROE AL-WILCOX AL-
347 PM CDT WED MAY 14 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 530 PM CDT FOR
EASTERN WILCOX...NORTHEASTERN MONROE...CRENSHAW...NORTHWESTERN
COVINGTON...NORTHERN CONECUH AND BUTLER COUNTIES...

AT 343 PM CDT...VERY HEAVY RAINFALL HAS MOVED BACK INTO THE WARNED 
AREA AND WILL PERSIST FOR THE NEXT COUPLE OF HOURS. RADAR ESTIMATES 
SHOW 1 TO 2 INCHES OF RAINFALL HAS OCCURRED OVER THE PAST HOUR WHICH 
HAS FALLEN ON SATURATED GROUND. THIS WILL CONTINUE THE LIKELIHOOD
OF FLASH FLOODING IN THE WARNED AREA.

LOCATIONS IMPACTED INCLUDE...
  BOYKIN...             PINE APPLE...         OAK HILL...
  RUTLEDGE...           PETREY...             LUVERNE...
  MCKENZIE...           I65 AND CR 7...       I65 AND AL 185...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN DANGER FROM THE FLOOD WATERS AND NEED RESCUE ASSISTANCE
CALL 911. TO REPORT FLOODING TO THE NATIONAL WEATHER SERVICE CALL
(800) 284-9059.

&&

LAT...LON 3180 8620 3179 8618 3164 8626 3145 8641
      3154 8711 3137 8719 3219 8732 3205 8717
      3205 8686 3197 8685 3197 8641 3205 8640
      3205 8630 3197 8629 3196 8618 3189 8617

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 14, 4:16 AM CDTFlash Flood WatchMOBButler, Conecuh, Covington, Crenshaw, Escambia, Monroe and 1 more16 hr
May 14, 9:32 AM CDTAreal Flood AdvisoryMOBBaldwin, Butler, Conecuh, Covington, Crenshaw, Escambia and 2 more6 hr
May 14, 9:44 AM CDTSmall Craft AdvisoryMOB39 hr
May 14, 9:48 AM CDTFlash Flood WarningMOBConecuh, Covington, Escambia6 hr
May 14, 11:51 AM CDTSevere Thunderstorm WarningMOBButler, Conecuh, Covington, Crenshaw24 min
May 14, 12:15 PM CDTSevere Thunderstorm WarningMOBButler, Covington, Crenshaw60 min
May 14, 12:52 PM CDTAreal Flood AdvisoryMOBBaldwin, Mobile113 min
May 14, 1:47 PM CDTFlash Flood WarningMOBBaldwin, Escambia4 hr
May 14, 3:36 PM CDTFlash Flood WarningMOBConecuh, Covington, Escambia4 hr
May 14, 4:52 PM CDTRiver Flood WarningMOBEscambia8 days
May 14, 5:13 PM CDTAreal Flood AdvisoryMOBCovington3 hr
May 14, 5:28 PM CDTAreal Flood AdvisoryMOBButler, Conecuh, Crenshaw, Monroe, Wilcox3 hr
May 14, 5:38 PM CDTAreal Flood WarningMOBConecuh, Escambia6 hr
May 14, 5:42 PM CDTSpecial Marine WarningMOB33 min

Nearby

Flash Flood Warnings in Alabama, 2014Every flash flood warning in 2014

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.