Alert archive / Florida / Rip Current Statements in 2016

Rip Current Statement 32, NWS Mobile, AL

December 17, 2016Baldwin County, Mobile County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida

NWS Mobile, AL issued this rip current statement at Dec 17, 2016, 3:27 PM CST for Baldwin County, Mobile County, Alabama; Escambia County, Okaloosa County, Santa Rosa County, Florida. It was in force for 39 hr.

The area

The counties it named.

The facts

Issued
Dec 17, 2016, 3:27 PM CST (21:27 UTC)
Expired
Dec 19, 2016, 6:00 AM CST
In force
39 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 21:33 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.

The nearest sounding before it

Slidell Radar S, LA (KSIL), launched 12:00Z, 9.5 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 2016-12-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 530 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 2016-12-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 302 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
530 J/kg
Mixed-layer CIN
-71 J/kg
Mixed-layer LCL
564 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
302 m²/s²
0-3 km storm-relative helicity
357 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.5

Open this sounding in Storm Lab

The text

As transmitted.

192 
WHUS44 KMOB 172127
CFWMOB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
327 PM CST SAT DEC 17 2016

...A HIGH RISK OF RIP CURRENTS EXPECTED THE REST OF THIS AFTERNOON
INTO MONDAY MORNING...

.PERSISTENT...MODERATE ONSHORE FLOW HAS DEVELOPED AHEAD OF A FRONTAL
PASSAGE EXPECTED SUNDAY MORNING. EVEN WITH A DECREASING TIDAL
CYCLE...THE INCREASING ONSHORE SWELL WILL CREATE A HIGH RISK OF RIP
CURRENTS INTO EARLY MONDAY.

ALZ265-266-FLZ202-204-206-180530-
/O.NEW.KMOB.RP.S.0032.161217T2127Z-161219T1200Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
327 PM CST SAT DEC 17 2016

...HIGH RIP CURRENT RISK IN EFFECT THROUGH LATE SUNDAY NIGHT...

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

* TIMING...THROUGH SUNDAY NIGHT.

* 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.

&&

$$
4 follow-up statements
933 
WHUS44 KMOB 180554
CFWMOB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
1154 PM CST SAT DEC 17 2016

...A HIGH RISK OF RIP CURRENTS CONTINUES INTO LATE SUNDAY NIGHT...

.PERSISTENT...MODERATE ONSHORE FLOW HAS DEVELOPED AHEAD OF A
FRONTAL PASSAGE EXPECTED SUNDAY MORNING. EVEN WITH A DECREASING
TIDAL CYCLE...THE INCREASING ONSHORE SWELL WILL CREATE A HIGH
RISK OF RIP CURRENTS INTO LATE SUNDAY NIGHT.

ALZ265-266-FLZ202-204-206-181400-
/O.CON.KMOB.RP.S.0032.000000T0000Z-161219T1200Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
1154 PM CST SAT DEC 17 2016

...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH LATE SUNDAY
NIGHT...

* TIMING...THROUGH LATE SUNDAY NIGHT.

* 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.

&&

$$
343 
WHUS44 KMOB 181221
CFWMOB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
621 AM CST SUN DEC 18 2016

...A HIGH RISK OF RIP CURRENTS CONTINUES THROUGH LATE TONIGHT...

.PERSISTENT...MODERATE ONSHORE FLOW IN ADVANCE OF AN APPROACHING COLD
FRONT WILL CONTINUE THIS MORNING...BECOMING STRONG OFFSHORE THIS
AFTERNOON AND TONIGHT. THE INITIAL ONSHORE FLOW COMBINED WITH ONSHORE
SWELL WILL RESULT IN A CONTINUED HIGH RISK OF RIP CURRENTS THROUGH
LATE TONIGHT...

ALZ265-266-FLZ202-204-206-182030-
/O.CON.KMOB.RP.S.0032.000000T0000Z-161219T1200Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
621 AM CST SUN DEC 18 2016

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

* TIMING...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.

&&

$$
015 
WHUS44 KMOB 182056
CFWMOB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
256 PM CST SUN DEC 18 2016

...A HIGH RISK OF RIP CURRENTS CONTINUES THROUGH LATE TONIGHT...


ALZ265-266-FLZ202-204-206-190500-
/O.CON.KMOB.RP.S.0032.000000T0000Z-161219T1200Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
256 PM CST SUN DEC 18 2016

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

* TIMING...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.

&&

$$
176 
WHUS44 KMOB 190503
CFWMOB

COASTAL HAZARD MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
1103 PM CST SUN DEC 18 2016

...A HIGH RISK OF RIP CURRENTS CONTINUES THROUGH LATE TONIGHT...

ALZ265-266-FLZ202-204-206-191200-
/O.CON.KMOB.RP.S.0032.000000T0000Z-161219T1200Z/
MOBILE COASTAL-BALDWIN COASTAL-ESCAMBIA COASTAL-
SANTA ROSA COASTAL-OKALOOSA COASTAL-
1103 PM CST SUN DEC 18 2016

...HIGH RIP CURRENT RISK REMAINS IN EFFECT UNTIL 6 AM CST
MONDAY...

* TIMING...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.

&&

$$

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.