Alert archive / Florida / Flash Flood Warnings in 2016

Flash Flood Warning 4, NWS Mobile, AL

February 23, 2016Escambia County, Florida; Baldwin County, Alabama

NWS Mobile, AL issued this flash flood warning at Feb 23, 2016, 8:30 PM CST for Escambia County, Florida; Baldwin County, Alabama. It was in force for 2 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
Feb 23, 2016, 8:30 PM CST (02:30 UTC)
Expired
Feb 23, 2016, 10:30 PM CST
In force
2 hr
Issued by
NWS Mobile, AL
Area
Storm-based polygon
Flood severity
None

Counties Baldwin County, AL, Escambia County, FL

The radar

The Mobile radar (KMOB), 81 km from the middle of the area, began a volume at 02:33 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
Feb 23, 9:40 PM CSTFLOODRomar Beach, ALFLOODING REPORTED UNDER CONDO BUILDING IN ROMAR BEACH BY PUBLIC.

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

The nearest sounding before it

Tallahassee Rgnl, FL (KTLH), launched 00:00Z, 2.5 hours before the alert went out and 307 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, Tallahassee Rgnl, FL at 00:00Z on 2016-02-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 100 joules per kilogram.LCLLFCEL10008507005003002001001 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, Tallahassee Rgnl, FL at 00:00Z on 2016-02-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 square meters per square second.1939587897Sfc1 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
100 J/kg
Mixed-layer CIN
-47 J/kg
Mixed-layer LCL
605 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
177 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

436 
WGUS54 KMOB 240230
FFWMOB
ALC003-FLC033-240430-
/O.NEW.KMOB.FF.W.0004.160224T0230Z-160224T0430Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE MOBILE AL
830 PM CST TUE FEB 23 2016

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN BALDWIN COUNTY IN SOUTHWESTERN ALABAMA...
  SOUTH CENTRAL ESCAMBIA COUNTY IN NORTHWESTERN FLORIDA...

* UNTIL 1030 PM CST
    
* AT 830 PM CST...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  PENSACOLA...ORANGE BEACH AND LILLIAN. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW! ACT QUICKLY TO PROTECT YOUR LIFE.

&&

LAT...LON 3026 8765 3030 8762 3030 8757 3031 8761
      3037 8758 3050 8737 3036 8746 3041 8737
      3032 8737 3030 8744 3031 8744 3031 8750
      3032 8747 3032 8744 3036 8751 3030 8750
      3030 8746

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 23, 7:13 PM CSTTornado Warning Considerable damage threatMOBEscambia62 min
Feb 23, 7:23 PM CSTSevere Thunderstorm WarningMOBOkaloosa, Santa Rosa67 min
Feb 23, 7:28 PM CSTAreal Flood AdvisoryMOBEscambia2 hr
Feb 23, 8:05 PM CSTTornado WarningMOBOkaloosa, Santa Rosa25 min
Feb 23, 8:12 PM CSTTornado Warning Considerable damage threatMOBEscambia, Santa Rosa33 min
Feb 23, 8:31 PM CSTSevere Thunderstorm WarningMOBOkaloosa29 min
Feb 23, 8:39 PM CSTTornado WarningMOBOkaloosa36 min
Feb 23, 8:43 PM CSTTornado WarningMOBOkaloosa, Santa Rosa32 min
Feb 23, 9:09 PM CSTTornado WarningMOBOkaloosa21 min
Feb 23, 9:29 PM CSTSevere Thunderstorm WarningMOBOkaloosa, Santa Rosa46 min
Feb 23, 9:32 PM CSTFlash Flood WarningMOBOkaloosa3 hr
Feb 23, 10:19 PM CSTSpecial Weather StatementMOBOkaloosa41 min
Feb 24, 2:39 AM CSTRiver Flood WarningMOBOkaloosa4 days
Feb 23, 6:01 PM CSTSpecial Marine WarningMOB59 min
Feb 23, 6:06 PM CSTFlash Flood WarningMOBChoctaw, Clarke, Washington3 hr
Feb 23, 6:06 PM CSTSpecial Marine WarningMOB54 min
Feb 23, 6:10 PM CSTTornado WarningMOBChoctaw, Clarke, Washington50 min
Feb 23, 6:29 PM CSTTornado WarningMOBBaldwin, Clarke, Mobile, Washington11 min
Feb 23, 6:31 PM CSTSevere Thunderstorm WarningMOBClarke, Mobile, Monroe, Washington, Wilcox44 min
Feb 23, 6:35 PM CSTSevere Thunderstorm WarningMOBWashington25 min
Feb 23, 6:58 PM CSTSpecial Marine WarningMOB62 min
Feb 23, 7:00 PM CSTSpecial Marine WarningMOB30 min
Feb 23, 7:14 PM CSTSevere Thunderstorm WarningMOBClarke, Monroe, Washington, Wilcox46 min
Feb 23, 7:17 PM CSTSevere Thunderstorm WarningMOBBaldwin, Clarke, Mobile, Monroe, Washington43 min
Feb 23, 7:25 PM CSTFlash Flood WarningMOBChoctaw, Clarke, Wilcox3 hr
Feb 23, 7:27 PM CSTSpecial Marine WarningMOB48 min
Feb 23, 7:34 PM CSTAreal Flood AdvisoryMOBMobile116 min
Feb 23, 8:01 PM CSTSevere Thunderstorm WarningMOBWilcox21 min
Feb 23, 8:09 PM CSTSevere Thunderstorm WarningMOBBaldwin, Clarke, Mobile, Monroe, Washington39 min
Feb 23, 8:15 PM CSTSpecial Marine WarningMOB15 min
Feb 23, 8:28 PM CSTSpecial Marine WarningMOB32 min
Feb 23, 8:59 PM CSTSpecial Marine WarningMOB61 min
Feb 23, 9:08 PM CSTSevere Thunderstorm WarningMOBCovington22 min
Feb 23, 9:56 PM CSTSpecial Weather StatementMOBMonroe34 min
Feb 23, 9:57 PM CSTSpecial Marine WarningMOB63 min
Feb 24, 12:44 AM CSTSpecial Weather StatementMOBChoctaw76 min
Feb 24, 3:59 AM CSTGale WarningMOB17 hr
Feb 24, 1:02 PM CSTRiver Flood WarningMOBDallas, Monroe, Wilcox4 days
Feb 24, 1:02 PM CSTRiver Flood WarningMOBClarke, Monroe, Wilcox8 days

Nearby

Flash Flood Warnings in Florida, 2016Flash Flood Warnings in Alabama, 2016Every flash flood warning in 2016

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.