Alert archive / Florida / Flash Flood Warnings in 2014

Flash Flood Warning 27, NWS Mobile, AL

April 29, 2014Escambia County, Okaloosa County, Santa Rosa County, Florida

NWS Mobile, AL issued this flash flood warning at Apr 29, 2014, 8:07 PM CDT for Escambia County, Okaloosa County, Santa Rosa County, Florida. It was in force for 18 hr. 2 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, 8:07 PM CDT (01:07 UTC)
Expired
Apr 30, 2014, 2:00 PM CDT
In force
18 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Emergency
Flash flood emergency
Flood severity
None

Counties Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL

The radar

The Eglin Afb radar (KEVX), 108 km from the middle of the area, began a volume at 01:07 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
Apr 29, 10:10 PM CDTFLASH FLOODCantonment, FL*** 1 FATAL *** CONFIRMED FATALITY DROWNING VICTIM IN SUBMERGED VEHICLE ON HWY 29 NEAR CHEMSTRAND. TIME ESTIMATED.
Apr 30, 1:32 AM CDTFLASH FLOOD1 N Pace, FLINTERSECTION OF CHUMUCKLA AND NORRIS ROAD HAS BEEN COMPROMISED DUE TO HIGH WATER.

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 00:00Z, 1.1 hours before the alert went out and 256 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 00:00Z on 2014-04-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3284 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Slidell Radar S, LA at 00:00Z on 2014-04-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 134 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
3284 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
577 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
134 m²/s²
0-3 km storm-relative helicity
159 m²/s²
Significant tornado parameter
3.5
Supercell composite
13.5

Open this sounding in Storm Lab

The text

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

373 
WGUS54 KMOB 300107
FFWMOB
FLC033-091-113-300700-
/O.NEW.KMOB.FF.W.0027.140430T0107Z-140430T0700Z/
/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
807 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...
  OKALOOSA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITIES OF...FORT WALTON BEACH...DESTIN...
  SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITY OF NAVARRE...

* UNTIL 200 AM CDT

* AT 802 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
  FLASH FLOODING FROM THUNDERSTORMS ALONG A LINE EXTENDING FROM
  ENSLEY TO 8 MILES NORTHWEST OF NAVARRE...OR ALONG A LINE EXTENDING
  FROM 10 MILES NORTHWEST OF PENSACOLA TO 8 MILES NORTHWEST OF
  NAVARRE...MOVING NORTHEAST AT 15 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  GONZALEZ...COTTAGE HILL...PACE...BAGDAD...MARY ESTHER...MILTON...
  WRIGHT...OCEAN CITY...HAROLD...EGLIN AFB...POSTIL...VALPARAISO...
  NICEVILLE AND SEMINOLE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF 2 TO 3 INCHES WITH HIGHER AMOUNTS 
POSSIBLE IN THE WARNED AREA.

&&

LAT...LON 3029 8747 3032 8748 3034 8743 3040 8743
      3043 8735 3045 8741 3051 8745 3061 8739
      3067 8741 3070 8745 3070 8639 3045 8639
      3045 8642 3048 8646 3041 8659 3042 8643
      3038 8639 3038 8683 3031 8718

$$
4 follow-up statements
217 
WGUS74 KMOB 300243
FFSMOB

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

FLC033-091-113-300700-
/O.CON.KMOB.FF.W.0027.000000T0000Z-140430T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
OKALOOSA FL-SANTA ROSA FL-ESCAMBIA FL-
943 PM CDT TUE APR 29 2014

...FLASH FLOOD EMERGENCY FOR ESCAMBIA COUNTY...

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 200 AM CDT FOR
ESCAMBIA...SANTA ROSA AND OKALOOSA COUNTIES...

AT 933 PM CDT...FLASH FLOODING WAS ONGOING IN THE WARNED AREA. 

THIS IS A FLASH FLOOD EMERGENCY FOR SOUTHERN ESCAMBIA 
COUNTY...INCLUDING PENSACOLA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE FLASH FLOOD EMERGENCY AREA...MOVE TO HIGHER GROUND 
NOW. THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. DO 
NOT ATTEMPT TO TRAVEL UNLESS YOU ARE FLEEING AN AREA SUBJECT TO 
FLOODING OR UNDER AN EVACUATION ORDER.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO 
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY 
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL 
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED ROADS 
MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN. NEVER DRIVE AROUND 
BARRICADES PLACED BY LOCAL LAW ENFORCEMENT AS THEY ARE THERE FOR YOUR 
SAFETY. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT TUESDAY EVENING
FOR SOUTHWEST ALABAMA AND NORTHWEST FLORIDA AND SOUTHEAST
MISSISSIPPI.

&&

LAT...LON 3029 8747 3032 8748 3034 8743 3040 8743
      3043 8735 3045 8741 3051 8745 3061 8739
      3067 8741 3070 8745 3070 8639 3045 8639
      3045 8642 3048 8646 3041 8659 3042 8643
      3038 8639 3038 8683 3031 8718

$$
135 
WGUS54 KMOB 300521
FFWMOB
FLC033-091-113-301300-
/O.EXT.KMOB.FF.W.0027.000000T0000Z-140430T1300Z/
/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
1221 AM CDT WED APR 30 2014

...FLASH FLOOD EMERGENCY FOR ESCAMBIA...SANTA ROSA AND OKALOOSA
COUNTIES...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITY OF PENSACOLA...
  OKALOOSA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITIES OF...FORT WALTON BEACH...DESTIN...
  SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITY OF NAVARRE...

* UNTIL 800 AM CDT

* AT 1216 AM CDT...FLASH FLOODING WAS REPORTED FROM A THUNDERSTORM
  OVER THE WARNED AREA.

  THIS IS A FLASH FLOOD EMERGENCY FOR ESCAMBIA...SANTA ROSA AND
  OKALOOSA COUNTIES.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EGLIN
  AFB...BELLVIEW...VALPARAISO...SEMINOLE...POSTIL...PENSACOLA
  REGIONAL A/P...PACE...NICEVILLE...MILTON...HAROLD...GONZALEZ...
  FERRY PASS...ENSLEY...COTTAGE HILL...CANTONMENT...BRENT...BEULAH...
  BARRINEAU PARK AND BAGDAD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. THIS IS AN EXTREMELY DANGEROUS AND LIFE
THREATENING SITUATION. DO NOT ATTEMPT TO TRAVEL UNLESS YOU ARE
FLEEING AN AREA SUBJECT TO FLOODING OR UNDER AN EVACUATION ORDER.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
MOBILE.

&&

LAT...LON 3029 8747 3032 8748 3034 8743 3040 8743
      3043 8735 3045 8741 3051 8745 3061 8739
      3067 8741 3070 8745 3070 8639 3045 8639
      3045 8642 3048 8646 3041 8659 3042 8643
      3038 8639 3038 8683 3031 8718

$$

MJH
252 
WGUS54 KMOB 300531 CCA
FFWMOB
FLC033-091-113-301300-
/O.COR.KMOB.FF.W.0027.000000T0000Z-140430T1300Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING...CORRECTED
NATIONAL WEATHER SERVICE MOBILE AL
ISSUED BY NATIONAL WEATHER SERVICE NEW ORLEANS LA
1221 AM CDT WED APR 30 2014

...FLASH FLOOD EMERGENCY FOR SOUTHERN AND CENTRAL ESCAMBIA AND SOUTHERN 
AND CENTRAL SANTA ROSA COUNTIES...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITY OF PENSACOLA...
  OKALOOSA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITIES OF...FORT WALTON BEACH...DESTIN...
  SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITY OF NAVARRE...

* UNTIL 800 AM CDT

* AT 1216 AM CDT...FLASH FLOODING WAS REPORTED FROM A THUNDERSTORMS
  OVER THE WARNED AREA.

  THIS IS A FLASH FLOOD EMERGENCY FOR SOUTHERN AND CENTRAL ESCAMBIA AND 
  SOUTHERN AND CENTRAL SANTA ROSA COUNTIES.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EGLIN
  AFB...BELLVIEW...VALPARAISO...SEMINOLE...POSTIL...PENSACOLA
  REGIONAL A/P...PACE...NICEVILLE...MILTON...HAROLD...GONZALEZ...
  FERRY PASS...ENSLEY...COTTAGE HILL...CANTONMENT...BRENT...BEULAH...
  BARRINEAU PARK AND BAGDAD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. THIS IS AN EXTREMELY DANGEROUS AND LIFE
THREATENING SITUATION. DO NOT ATTEMPT TO TRAVEL UNLESS YOU ARE
FLEEING AN AREA SUBJECT TO FLOODING OR UNDER AN EVACUATION ORDER.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
MOBILE.

&&

LAT...LON 3029 8747 3032 8748 3034 8743 3040 8743
      3043 8735 3045 8741 3051 8745 3061 8739
      3067 8741 3070 8745 3070 8639 3045 8639
      3045 8642 3048 8646 3041 8659 3042 8643
      3038 8639 3038 8683 3031 8718

$$

MJH
434 
WGUS54 KMOB 301226
FFWMOB
FLC033-091-113-301900-
/O.EXT.KMOB.FF.W.0027.000000T0000Z-140430T1900Z/
/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
726 AM CDT WED APR 30 2014

...FLASH FLOOD EMERGENCY FOR SOUTHERN AND CENTRAL ESCAMBIA AND SOUTHERN 
AND CENTRAL SANTA ROSA COUNTIES...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  ESCAMBIA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITY OF PENSACOLA...
  OKALOOSA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITIES OF...FORT WALTON BEACH...DESTIN...
  SANTA ROSA COUNTY IN NORTHWEST FLORIDA...
  THIS INCLUDES THE CITY OF NAVARRE...

* UNTIL 200 PM CDT WEDNESDAY

* AT 721 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED   
FLASH FLOODING OVER THE WARNED AREA.

  THIS IS A FLASH FLOOD EMERGENCY FOR SOUTHERN AND CENTRAL ESCAMBIA AND 
SOUTHERN AND CENTRAL SANTA ROSA COUNTIES.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO EGLIN
  AFB...BELLVIEW...VALPARAISO...SEMINOLE...POSTIL...PENSACOLA
  REGIONAL A/P...PACE...NICEVILLE...MILTON...HAROLD...GONZALEZ...
  FERRY PASS...ENSLEY...COTTAGE HILL...CANTONMENT...BRENT...BEULAH...
  BARRINEAU PARK AND BAGDAD

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. THIS IS AN EXTREMELY DANGEROUS AND LIFE
THREATENING SITUATION. DO NOT ATTEMPT TO TRAVEL UNLESS YOU ARE
FLEEING AN AREA SUBJECT TO FLOODING OR UNDER AN EVACUATION ORDER.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

TO REPORT FLOODING...HAVE THE NEAREST LAW ENFORCEMENT AGENCY RELAY
YOUR REPORT TO THE NATIONAL WEATHER SERVICE FORECAST OFFICE IN
MOBILE.

&&

LAT...LON 3029 8747 3032 8748 3034 8743 3040 8743
      3043 8735 3045 8741 3051 8745 3061 8739
      3067 8741 3070 8745 3070 8639 3045 8639
      3045 8642 3048 8646 3041 8659 3042 8643
      3038 8639 3038 8683 3031 8718

$$

MJH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 29, 8:15 PM CDTSevere Thunderstorm WarningMOBEscambia, Santa Rosa45 min
Apr 29, 8:26 PM CDTTornado WarningMOBEscambia, Santa Rosa34 min
Apr 29, 8:34 PM CDTTornado WarningMOBOkaloosa26 min
Apr 29, 8:53 PM CDTRiver Flood WarningMOBEscambia, Okaloosa, Santa Rosa57 hr
Apr 29, 8:59 PM CDTTornado WarningMOBOkaloosa, Santa Rosa31 min
Apr 29, 9:24 PM CDTTornado WarningMOBOkaloosa, Santa Rosa36 min
Apr 29, 9:49 PM CDTTornado WarningMOBOkaloosa26 min
Apr 29, 9:59 PM CDTTornado WarningMOBOkaloosa61 min
Apr 29, 10:23 PM CDTRiver Flood WarningMOBOkaloosa, Santa Rosa40 hr
Apr 29, 10:28 PM CDTFlash Flood WarningMOBOkaloosa, Santa Rosa6 hr
Apr 29, 11:23 PM CDTRiver Flood WarningMOBEscambia, Okaloosa, Santa Rosa49 hr
Apr 29, 11:34 PM CDTRiver Flood WarningMOBOkaloosa, Santa Rosa69 hr
Apr 29, 11:39 PM CDTSevere Thunderstorm WarningMOBOkaloosa, Santa Rosa66 min
Apr 30, 1:43 AM CDTRiver Flood WarningMOBEscambia50 hr
Apr 30, 7:06 AM CDTCoastal Flood StatementMOB8 hr
Apr 30, 10:35 AM CDTRiver Flood WarningMOBEscambia71 hr
Apr 30, 2:06 PM CDTAreal Flood WarningMOBEscambia, Okaloosa, Santa Rosa24 hr

Nearby

Flash 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; radar from the NEXRAD Level II archive.