Alert archive / Florida / Rip Current Statements in 2017

Rip Current Statement 11, NWS Mobile, AL

April 15, 2017Baldwin County, Mobile County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida

NWS Mobile, AL issued this rip current statement at Apr 15, 2017, 11:38 AM CDT for Baldwin County, Mobile County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida. It was in force for 18 hr.

The area

The counties it named.

The facts

Issued
Apr 15, 2017, 11:38 AM CDT (16:38 UTC)
Expired
Apr 16, 2017, 6:00 AM CDT
In force
18 hr
Issued by
NWS Mobile, AL

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

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 4.6 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 12:00Z on 2017-04-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 13 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 2017-04-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 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
13 J/kg
Mixed-layer CIN
-136 J/kg
Mixed-layer LCL
871 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

419 
WHUS44 KMOB 151638
CFWMOB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
1138 AM CDT SAT APR 15 2017

...HIGH RIP CURRENT RISK ALONG ALABAMA AND NORTHWEST FLORIDA
BEACHES NOW IN EFFECT THROUGH TONIGHT...

.A LONG PERIOD ONSHORE SWELL AND A MODERATE TIDAL CYCLE WILL
MAINTAIN A HIGH RISK OF DANGEROUS RIP CURRENTS ALONG THE GULF
BEACHES OF ALABAMA AND NORTHWEST FLORIDA THROUGH TONIGHT.

ALZ265-266-FLZ202-204-206-160430-
/O.NEW.KMOB.RP.S.0011.170415T1638Z-170416T1100Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
1138 AM CDT SAT APR 15 2017

...HIGH RIP CURRENT RISK IN EFFECT THROUGH LATE TONIGHT...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A HIGH RIP
CURRENT RISK, WHICH IS IN EFFECT THROUGH LATE TONIGHT. 

* 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
501 
WHUS44 KMOB 160211
CFWMOB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
911 PM CDT SAT APR 15 2017

...HIGH RIP CURRENT RISK ALONG ALABAMA AND NORTHWEST FLORIDA
BEACHES REMAINS IN EFFECT THROUGH TONIGHT...

.A LONG PERIOD ONSHORE SWELL AND A MODERATE TIDAL CYCLE WILL
MAINTAIN A HIGH RISK OF DANGEROUS RIP CURRENTS ALONG THE GULF
BEACHES OF ALABAMA AND NORTHWEST FLORIDA THROUGH TONIGHT.

ALZ265-266-FLZ202-204-206-161100-
/O.CON.KMOB.RP.S.0011.000000T0000Z-170416T1100Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
911 PM CDT SAT APR 15 2017

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 6 AM CDT
SUNDAY...

* 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.

&&

$$

Nearby

Rip Current Statements in Florida, 2017Rip Current Statements in Alabama, 2017Every rip current statement in 2017

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.