Alert archive / Alabama / Flash Flood Warnings in 2014

Flash Flood Warning 25, NWS Mobile, AL

April 29, 2014Baldwin County, Alabama; Escambia County, Florida

NWS Mobile, AL issued this flash flood warning at Apr 29, 2014, 3:55 PM CDT for Baldwin County, Alabama; Escambia County, Florida. It was in force for 2 hr. 3 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
Apr 29, 2014, 3:55 PM CDT (20:55 UTC)
Expired
Apr 29, 2014, 6:00 PM CDT
In force
2 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

Counties Baldwin County, AL, Escambia County, FL

What was reported inside it

TimeReportWhereRemark
Apr 29, 5:33 PM CDTFLASH FLOODMiflin, ALCOUNTY ROAD 20 IN MIFLIN IS IMPASSIBLE DUE TO LAKE AT GLENLAKE ESTATES OVERFLOWING.
Apr 29, 5:45 PM CDTFLOODPensacola, FLROADS FLOODED WITH WATER UP TO WHEEL WELLS IN PENSACOLA AREA AT THESE INTERSECTIONS...HWY 29 AND HOOD DRIVE...NEAR GUIDY LANE AND CANDLESTICK DRIVE...AND HWY 297A NORTH AND HWY 97.
Apr 29, 6:02 PM CDTFLASH FLOODBon Secour, ALROAD FLOODING REPORTED AT INTERSECTION OF COUNTY 10 AND 49.

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, 8.9 hours before the alert went out and 208 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 2014-04-29Temperature 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, Slidell Radar S, LA at 12:00Z on 2014-04-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1195 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
174 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.

406 
WGUS54 KMOB 292055
FFWMOB
ALC003-FLC033-292300-
/O.NEW.KMOB.FF.W.0025.140429T2055Z-140429T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
ISSUED BY NATIONAL WEATHER SERVICE NEW ORLEANS LA
355 PM CDT TUE APR 29 2014

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITY OF PENSACOLA...
  BALDWIN COUNTY IN SOUTHWEST ALABAMA...

* UNTIL 600 PM CDT

* AT 349 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED      
  THUNDERSTORMS CAPABLE OF PRODUCING FLASH FLOODING OVER THE            
  WARNED AREA.  

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO PERDIDO
  BEACH...TURKEY BRANCH...SUMMERDALE...SEMINOLE...MOUTH OF WEEKS
  BAY...MIFLIN...MARLOW...MAGNOLIA SPRINGS...LILLIAN...
  HOUSTONVILLE...FOLEY...FAIRHOPE...ELSANOR...ELBERTA...CLAY CITY...
  WEST PENSACOLA...WARRINGTON...PENSACOLA REGIONAL A/P...PENSACOLA
  NAVAL BASE...MYRTLE GROVE...GOULDING...FERRY PASS...ENSLEY...EAST
  PENSACOLA HEIGHTS...BROWNSVILLE...BRENT...BEULAH AND BELLVIEW

PRECAUTIONARY/PREPAREDNESS ACTIONS...

RADAR ESTIMATES INDICATE 1 TO 2 INCHES OF RAIN HAVE FALLEN IN THE 
WARNED AREA OVER THE LAST COUPLE HOURS AND ADDITIONAL RAINFALL AMOUNTS 
OF OVER 2 INCHES WILL BE POSSIBLE WITH THE NEXT ROUND OF THUNDERSTORMS. 
THIS WILL LIKELY CAUSE FLASH FLOODING.

&&

LAT...LON 3028 8776 3030 8776 3038 8787 3052 8792
      3057 8722 3055 8719 3043 8717 3038 8726
      3035 8725 3026 8774

$$
1 follow-up statement
549 
WGUS74 KMOB 292241
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
ISSUED BY NATIONAL WEATHER SERVICE NEW ORLEANS LA
541 PM CDT TUE APR 29 2014

ALC003-FLC033-292300-
/O.CON.KMOB.FF.W.0025.000000T0000Z-140429T2300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BALDWIN AL-ESCAMBIA FL-
541 PM CDT TUE APR 29 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 PM CDT FOR
ESCAMBIA AND BALDWIN COUNTIES...

AT 536 PM CDT...NATIONAL  WEATHER SERVICE METEOROLOGISTS CONTINUE TO
DETECT THUNDERSTORMS PRODUCING HEAVY RAINFALL ACROSS THE AREA. LOCAL 
EMERGENCY MANAGER REPORTED ROADS TO BE IMPASSABLE EAST OF FOLEY AS WELL
AS IN SUMMERDALE. ALTHOUGH THE HEAVIEST RAIN IS CURRENTLY OVER LILLIAN
...OR 12 MILES WEST OF PENSACOLA AND MOVING EAST AT 25 MPH...MORE HEAVY
RAIN MAY MOVE ONSHORE FROM THE GULF AND PRODUCE MORE FLOODING. A NEW
FLASH FLOOD WARNING MAY BE NEEDED. 

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
BELLVIEW...MYRTLE GROVE...WARRINGTON...PENSACOLA NAVAL BASE...
ENSLEY...WEST PENSACOLA...BROWNSVILLE...PENSACOLA REGIONAL A/P...
GOULDING...FERRY PASS AND BRENT

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

LAT...LON 3028 8776 3030 8776 3038 8787 3052 8792
      3057 8722 3055 8719 3043 8717 3038 8726
      3035 8725 3026 8774

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 28, 9:30 PM CDTSevere Thunderstorm WarningMOBChoctaw45 min
Apr 28, 10:12 PM CDTTornado WarningMOBChoctaw63 min
Apr 28, 10:15 PM CDTSevere Thunderstorm WarningMOBWashington45 min
Apr 28, 10:25 PM CDTTornado WarningMOBChoctaw, Washington50 min
Apr 28, 10:49 PM CDTFlash Flood WarningMOBChoctaw, Washington4 hr
Apr 28, 11:12 PM CDTTornado WarningMOBClarke, Washington48 min
Apr 28, 11:14 PM CDTSevere Thunderstorm WarningMOBChoctaw, Clarke, Washington61 min
Apr 28, 11:24 PM CDTSevere Thunderstorm WarningMOBWashington36 min
Apr 28, 11:54 PM CDTSevere Thunderstorm WarningMOBBaldwin, Clarke, Mobile, Monroe, Washington66 min
Apr 29, 12:31 AM CDTFlash Flood WarningMOBClarke, Washington4 hr
Apr 29, 12:38 AM CDTSevere Thunderstorm WarningMOBClarke, Conecuh, Monroe, Wilcox67 min
Apr 29, 1:00 AM CDTSevere Thunderstorm WarningMOBBaldwin, Clarke, Conecuh, Covington, Escambia, Mobile and 2 more60 min
Apr 29, 1:18 AM CDTSevere Thunderstorm WarningMOBBaldwin, Mobile57 min
Apr 29, 1:21 AM CDTSevere Thunderstorm WarningMOBButler, Conecuh, Crenshaw, Monroe, Wilcox54 min
Apr 29, 1:35 AM CDTTornado WarningMOBButler, Crenshaw40 min
Apr 29, 1:49 AM CDTSpecial Marine WarningMOB41 min
Apr 29, 2:00 AM CDTSevere Thunderstorm WarningMOBConecuh, Covington, Escambia60 min
Apr 29, 2:10 AM CDTFlash Flood WarningMOBMobile4 hr
Apr 29, 2:14 AM CDTSevere Thunderstorm WarningMOBButler, Crenshaw46 min
Apr 29, 2:15 AM CDTSevere Thunderstorm WarningMOBBaldwin, Escambia, Mobile60 min
Apr 29, 2:27 AM CDTSpecial Marine WarningMOB63 min
Apr 29, 2:56 AM CDTFlash Flood WarningMOBBaldwin, Mobile4 hr
Apr 29, 2:58 AM CDTSevere Thunderstorm WarningMOBCovington, Crenshaw, Escambia62 min
Apr 29, 3:15 AM CDTSevere Thunderstorm WarningMOBBaldwin90 min
Apr 29, 3:29 AM CDTSpecial Marine WarningMOB2 hr
Apr 29, 4:34 AM CDTFlash Flood WarningMOBBaldwin, Mobile4 hr
Apr 29, 4:35 AM CDTRiver Flood WarningMOBCovington, Escambia4 days
Apr 29, 4:47 AM CDTSpecial Marine WarningMOB118 min
Apr 29, 4:53 AM CDTSpecial Marine WarningMOB67 min
Apr 29, 6:44 AM CDTSpecial Marine WarningMOB91 min
Apr 29, 8:15 AM CDTSpecial Marine WarningMOB90 min
Apr 29, 10:43 AM CDTSpecial Marine WarningMOB92 min
Apr 29, 11:41 AM CDTSpecial Marine WarningMOB94 min
Apr 29, 12:25 PM CDTSpecial Marine WarningMOB95 min
Apr 29, 12:28 PM CDTSpecial Marine WarningMOB92 min
Apr 29, 1:33 PM CDTSpecial Marine WarningMOB57 min
Apr 29, 1:53 PM CDTFlash Flood WarningMOBBaldwin, Mobile3 hr
Apr 29, 2:16 PM CDTSpecial Marine WarningMOB89 min
Apr 29, 2:26 PM CDTSevere Thunderstorm WarningMOBWashington34 min
Apr 29, 2:41 PM CDTSevere Thunderstorm WarningMOBMobile34 min
Apr 29, 2:50 PM CDTSevere Thunderstorm WarningMOBMobile, Washington40 min
Apr 29, 2:55 PM CDTSpecial Marine WarningMOB20 min
Apr 29, 2:57 PM CDTSevere Thunderstorm WarningMOBBaldwin48 min
Apr 29, 3:16 PM CDTSpecial Marine WarningMOB59 min
Apr 29, 3:50 PM CDTSpecial Marine WarningMOB25 min
Apr 29, 4:13 PM CDTSpecial Marine WarningMOB62 min
Apr 29, 4:15 PM CDTSevere Thunderstorm WarningMOBBaldwin60 min
Apr 29, 4:41 PM CDTSevere Thunderstorm WarningMOBBaldwin, Clarke, Mobile, Washington49 min
Apr 29, 5:11 PM CDTSpecial Marine WarningMOB64 min
Apr 29, 5:11 PM CDTSevere Thunderstorm WarningMOBBaldwin64 min
Apr 29, 5:24 PM CDTSevere Thunderstorm WarningMOBChoctaw, Clarke, Washington51 min
Apr 29, 5:50 PM CDTSpecial Marine WarningMOB55 min
Apr 29, 6:18 PM CDTSpecial Marine WarningMOB27 min
Apr 29, 6:19 PM CDTAreal Flood WarningMOBBaldwin, Mobile12 hr
Apr 29, 6:41 PM CDTSpecial Marine WarningMOB64 min
Apr 29, 4:48 AM CDTSevere Thunderstorm WarningMOBOkaloosa, Santa Rosa42 min
Apr 29, 4:25 PM CDTSevere Thunderstorm WarningMOBEscambia, Okaloosa, Santa Rosa65 min

Nearby

Flash Flood Warnings in Alabama, 2014Flash Flood Warnings in Florida, 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive.