Alert archive / Florida / Flash Flood Warnings in 2015

Flash Flood Warning 19, NWS Mobile, AL

September 28, 2015Escambia County, Santa Rosa County, Florida

NWS Mobile, AL issued this flash flood warning at Sep 28, 2015, 7:13 AM CDT for Escambia County, Santa Rosa County, Florida. It was in force for 6 hr. 1 report 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
Sep 28, 2015, 7:13 AM CDT (12:13 UTC)
Expired
Sep 28, 2015, 1:15 PM CDT
In force
6 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

Counties Escambia County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 104 km from the middle of the area, began a volume at 12:14 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
Sep 28, 8:40 AM CDTFLASH FLOODGulf Breeze, FLFLOODING REPORTED ON HIGHWAY 98...DANIEL DRIVE...AND NIGHTINGDALE DRIVE IN GULF BREEZE.

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, 0.2 hours before the alert went out and 242 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 2015-09-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 333 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 2015-09-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 111 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
333 J/kg
Mixed-layer CIN
-111 J/kg
Mixed-layer LCL
545 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
111 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.0

Open this sounding in Storm Lab

The text

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

087 
WGUS54 KMOB 281213
FFWMOB
FLC033-113-281815-
/O.NEW.KMOB.FF.W.0019.150928T1213Z-150928T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
713 AM CDT MON SEP 28 2015

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTH CENTRAL ESCAMBIA COUNTY IN NORTHWESTERN FLORIDA...
  SOUTH CENTRAL SANTA ROSA COUNTY IN NORTHWESTERN FLORIDA...

* UNTIL 115 PM CDT MONDAY

* AT 712 AM CDT...VERY HEAVY RAINFALL WAS INDICATED OVER THE WARNED 
  AREA AND RADAR ESTIMATES SHOW 2 TO 4 INCHES OF RAINFALL HAS 
  OCCURRED OVER THE PAST HOUR.  THIS WILL LIKELY CAUSE FLASH 
  FLOODING IN THE WARNED AREA.

* LOCATIONS IMPACTED INCLUDE...
  PENSACOLA...           GULF BREEZE...         GOULDING...
  BRENT...               BELLVIEW...            WEST PENSACOLA...
  WARRINGTON...          FERRY PASS...          
  PENSACOLA INTERNATIONAL AIRPORT...            MYRTLE GROVE...
  BAGDAD...              JOHNSONS BEACH...      

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT OR OCCURRING. SEEK
HIGHER GROUND IMMEDIATELY. DO NOT DRIVE OR WALK INTO AREAS WHERE
WATER CROSSES A ROAD. TURN AROUND - DON'T DROWN!

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 3030 8744 3043 8734 3049 8734 3055 8718
      3052 8716 3054 8712 3056 8714 3062 8697
      3045 8707 3044 8709 3052 8710 3051 8716
      3037 8718 3037 8717 3040 8709 3037 8710
      3034 8716 3036 8726 3032 8727

$$
1 follow-up statement
629 
WGUS74 KMOB 281338
FFSMOB

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE MOBILE AL
838 AM CDT MON SEP 28 2015

FLC033-113-281815-
/O.CON.KMOB.FF.W.0019.000000T0000Z-150928T1815Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ESCAMBIA FL-SANTA ROSA FL-
838 AM CDT MON SEP 28 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 115 PM CDT MONDAY
FOR SOUTH CENTRAL ESCAMBIA AND SOUTH CENTRAL SANTA ROSA COUNTIES...

AT 835 AM CDT...VERY HEAVY RAINFALL CONTINUED TO BE INDICATED OVER 
THE WARNED AREA...WITH SEVERAL STREETS AROUND THE CITY OF PENSACOLA 
REPORTED TO BE FLOODED.  DOPPLER RADAR CONTINUES TO ESTIMATE 3 
INCHES OF RAINFALL...OR MORE...HAS OCCURRED OVER THE PAST HOUR.  
THIS WILL LIKELY CONTINUE TO CAUSE FLASH FLOODING IN THE WARNED AREA.

LOCATIONS IMPACTED INCLUDE...
PENSACOLA...           GULF BREEZE...         GOULDING...
BRENT...               BELLVIEW...            WEST PENSACOLA...
WARRINGTON...          FERRY PASS...          
PENSACOLA INTERNATIONAL AIRPORT...            MYRTLE GROVE...
BAGDAD...              JOHNSONS BEACH...      

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FLASH FLOOD WARNING MEANS FLOODING IS IMMINENT OR OCCURRING. SEEK
HIGHER GROUND IMMEDIATELY. DO NOT DRIVE OR WALK INTO AREAS WHERE
WATER CROSSES A ROAD. TURN AROUND - DON'T DROWN!

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.

STAY TUNED FOR FURTHER UPDATES FROM YOUR NATIONAL WEATHER SERVICE IN 
MOBILE.

&&

LAT...LON 3030 8744 3043 8734 3049 8734 3055 8718
      3052 8716 3054 8712 3056 8714 3062 8697
      3045 8707 3044 8709 3052 8710 3051 8716
      3037 8718 3037 8717 3040 8709 3037 8710
      3034 8716 3036 8726 3032 8727

$$

BUTTS

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 28, 3:43 AM CDTFlash Flood WatchMOBEscambia, Okaloosa, Santa Rosa18 hr
Sep 28, 4:40 AM CDTSpecial Weather StatementMOBEscambia, Santa Rosa65 min
Sep 28, 5:55 AM CDTAreal Flood AdvisoryMOBEscambia, Santa Rosa3 hr
Sep 28, 6:20 AM CDTAreal Flood AdvisoryMOBEscambia, Santa Rosa3 hr
Sep 28, 8:51 AM CDTSpecial Weather StatementMOBSanta Rosa54 min
Sep 28, 9:13 AM CDTFlash Flood WarningMOBOkaloosa, Santa Rosa4 hr
Sep 28, 10:14 AM CDTSpecial Weather StatementMOBOkaloosa61 min
Sep 28, 11:20 AM CDTSpecial Weather StatementMOBOkaloosa55 min
Sep 28, 1:15 PM CDTFlash Flood WarningMOBOkaloosa, Santa Rosa6 hr
Sep 28, 2:38 PM CDTSpecial Weather StatementMOBOkaloosa52 min

Nearby

Flash Flood Warnings in Florida, 2015Every flash flood warning in 2015

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.