Alert archive / Florida / Rip Current Statements in 2016

Rip Current Statement 25, NWS Mobile, AL

August 15, 2016Baldwin County, Mobile County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida

NWS Mobile, AL issued this rip current statement at Aug 15, 2016, 3:00 AM CDT for Baldwin County, Mobile County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida. It took effect at Aug 15, 2016, 4:00 AM CDT. It was in force for 15 hr.

The area

The counties it named.

The facts

Issued
Aug 15, 2016, 3:00 AM CDT (08:00 UTC)
In effect from
Aug 15, 2016, 4:00 AM CDT
Expired
Aug 15, 2016, 7:00 PM CDT
In force
15 hr
Issued by
NWS Mobile, AL

Counties Baldwin County, AL, Mobile County, AL, Escambia County, FL, Okaloosa County, FL, Santa Rosa County, FL

The radar

The Mobile radar (KMOB), 82 km from the middle of the area, began a volume at 08:02 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

Slidell Radar S, LA (KSIL), launched 00:00Z, 8.0 hours before the alert went out and 227 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 2016-08-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 531 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 00:00Z on 2016-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 97 square meters per square second.1939Sfc1 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
531 J/kg
Mixed-layer CIN
-35 J/kg
Mixed-layer LCL
824 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
97 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

484 
WHUS44 KMOB 150800
CFWMOB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
300 AM CDT MON AUG 15 2016

...HIGH RISK OF RIP CURRENTS IN EFFECT FOR AREA BEACHES THROUGH THIS
EVENING...

.THE COMBINATION OF A PERSISTENT SOUTHEAST FLOW...SPRING TIDAL
CYCLES AND SWELL MOVING UP INTO THE SURF ZONE RESULTS IN A HIGH RISK
OF RIP CURRENTS TODAY.

ALZ265-266-FLZ202-204-206-151600-
/O.NEW.KMOB.RP.S.0025.160815T0900Z-160816T0000Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
300 AM CDT MON AUG 15 2016

...HIGH RIP CURRENT RISK IN EFFECT THROUGH THIS EVENING...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A HIGH RIP
CURRENT RISK...WHICH IS IN EFFECT THROUGH THIS EVENING. 

* TIMING...THROUGH 7 PM THIS EVENING.

* IMPACTS...FREQUENT LIFE-THREATENING RIP CURRENTS ARE EXPECTED. THE
  SURF IS DANGEROUS FOR ALL LEVELS OF SWIMMERS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THERE IS A HIGH RISK OF RIP CURRENTS.  RIP CURRENTS ARE LIFE-
THREATENING TO ANYONE ENTERING THE SURF.  SWIM NEAR A LIFEGUARD. 
IF CAUGHT IN A RIP CURRENT REMAIN CALM.  DON'T FIGHT THE CURRENT.
SWIM IN A DIRECTION FOLLOWING THE SHORELINE.  IF UNABLE TO
ESCAPE, FACE THE SHORE AND CALL OR WAVE FOR HELP.  IF TIRED,
FLOAT OR TREAD WATER UNTIL OUT OF THE RIP CURRENT.

&&

$$
1 follow-up statement
504 
WHUS44 KMOB 151630
CFWMOB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
1130 AM CDT MON AUG 15 2016

...HIGH RISK OF RIP CURRENTS IN EFFECT FOR AREA BEACHES THROUGH
THIS EVENING...

.THE COMBINATION OF A PERSISTENT SOUTHEAST FLOW...SPRING TIDAL
CYCLES AND SWELL MOVING UP INTO THE SURF ZONE RESULTS IN A HIGH
RISK OF RIP CURRENTS TODAY.

ALZ265-266-FLZ202-204-206-160000-
/O.CON.KMOB.RP.S.0025.000000T0000Z-160816T0000Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
1130 AM CDT MON AUG 15 2016

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 7 PM CDT THIS
EVENING...

* TIMING...THROUGH 7 PM THIS EVENING.

* IMPACTS...FREQUENT LIFE-THREATENING RIP CURRENTS ARE EXPECTED. 
  THE SURF IS DANGEROUS FOR ALL LEVELS OF SWIMMERS. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THERE IS A HIGH RISK OF RIP CURRENTS.  RIP CURRENTS ARE LIFE-
THREATENING TO ANYONE ENTERING THE SURF.  SWIM NEAR A LIFEGUARD.
IF CAUGHT IN A RIP CURRENT REMAIN CALM.  DON'T FIGHT THE CURRENT.
SWIM IN A DIRECTION FOLLOWING THE SHORELINE.  IF UNABLE TO
ESCAPE... FACE THE SHORE AND CALL OR WAVE FOR HELP.  IF TIRED...
FLOAT OR TREAD WATER UNTIL OUT OF THE RIP CURRENT.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 15, 12:59 PM CDTSpecial Marine WarningMOB61 min
Aug 15, 1:14 PM CDTSpecial Weather StatementMOBClarke31 min
Aug 15, 2:49 PM CDTSpecial Weather StatementMOBChoctaw, Wilcox26 min
Aug 15, 2:56 PM CDTSpecial Weather StatementMOBCovington64 min
Aug 15, 5:27 PM CDTSpecial Weather StatementMOBMonroe63 min

Nearby

Rip Current Statements in Florida, 2016Rip Current Statements in Alabama, 2016Every rip current statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.