Alert archive / Alabama / Small Craft Advisories in 2012

Small Craft Advisory 52, NWS Mobile, AL

December 25, 2012

NWS Mobile, AL issued this small craft advisory at Dec 25, 2012, 4:41 AM CST. It took effect at Dec 25, 2012, 9:00 AM CST. It was in force for 9 hr.

The area

The counties it named.

The facts

Issued
Dec 25, 2012, 4:41 AM CST (10:41 UTC)
In effect from
Dec 25, 2012, 9:00 AM CST
Expired
Dec 25, 2012, 6:00 PM CST
In force
9 hr
Issued by
NWS Mobile, AL

The text

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

573 
WHUS74 KMOB 251041
MWWMOB

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
441 AM CST TUE DEC 25 2012

...GALE WARNING NOW IN EFFECT FOR THE ALABAMA AND WESTERN FLORIDA
OPEN GULF WATERS TONIGHT THROUGH NOON WEDNESDAY...

...SMALL CRAFT ADVISORY CONTINUES FOR REMAINDER OF THE COASTAL
WATERS...

.A POWERFUL LOW PRESSURE SYSTEM WILL MOVE ACROSS THE GULF COASTAL
STATES TODAY AND BRING A STRONG COLD FRONT THROUGH THE MARINE AREA
TONIGHT. AHEAD OF THE FRONT...STRONG TO SEVERE MARINE THUNDERSTORMS
ARE FORECAST TO DEVELOP...THEN END WITH THE PASSAGE OF THE FRONT.
ONSHORE FLOW INCREASES THROUGH THE DAY THEN SHIFT TO A STRONG WEST TO
NORTHWEST FLOW IN THE WAKE OF THE FRONT. WIND GUSTS LIKELY MOVING
ABOVE GALE FORCE TONIGHT OVER THE OPEN GULF WATERS. HIGH AND
DANGEROUS SEAS FORECAST. THE STRONG OFFSHORE FLOW GRADUALLY SUBSIDES
WEDNESDAY INTO WEDNESDAY NIGHT AS HIGH PRESSURE BUILDS INTO THE
REGION.

GMZ670-675-251900-
/O.UPG.KMOB.SC.Y.0050.000000T0000Z-121227T0000Z/
/O.NEW.KMOB.GL.W.0007.121226T0000Z-121226T1800Z/
/O.NEW.KMOB.SC.Y.0052.121225T1500Z-121226T0000Z/
/O.NEW.KMOB.SC.Y.0053.121226T1800Z-121227T0000Z/
WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM-
WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM-
441 AM CST TUE DEC 25 2012

...SMALL CRAFT ADVISORY IN EFFECT FROM 9 AM THIS MORNING TO 6 PM
CST THIS EVENING...
...GALE WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON CST
WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TO 6 PM CST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO NOON CST
WEDNESDAY. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS
SMALL CRAFT ADVISORY IS IN EFFECT FROM 9 AM THIS MORNING TO 6 PM
CST THIS EVENING. IN ADDITION...A SMALL CRAFT ADVISORY IS IN EFFECT
FROM NOON TO 6 PM CST WEDNESDAY.

* WINDS: SOUTH WINDS INCREASING TO 20 TO 25 KNOTS TODAY...THEN
  SWITCHING TO THE WEST 25 TO 30 KNOTS WITH GUSTS TO GALE FORCE
  TONIGHT. WINDS BECOME NORTHWEST 25 TO 30 KNOTS WEDNESDAY MORNING
  WITH GUSTS CONTINUING TO GALE FORCE.

* SEAS: SEAS BUILDING TO AS HIGH AS 8 TO 11 FEET BY EARLY WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE
AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS
WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF
GALE CONDITIONS.

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 20 TO 33 KNOTS...
AND/OR SEAS 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS
CONDITIONS FOR SMALL CRAFT. INEXPERIENCED BOATERS...ESPECIALLY THOSE
OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

GMZ650-655-251900-
/O.EXT.KMOB.SC.Y.0051.121225T1500Z-121226T0000Z/
/O.NEW.KMOB.GL.W.0007.121226T0000Z-121226T1800Z/
/O.NEW.KMOB.SC.Y.0054.121226T1800Z-121227T0000Z/
COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM-
COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM-
441 AM CST TUE DEC 25 2012

...SMALL CRAFT ADVISORY NOW IN EFFECT FROM 9 AM THIS MORNING TO
6 PM CST THIS EVENING...
...GALE WARNING IN EFFECT FROM 6 PM THIS EVENING TO NOON CST
WEDNESDAY...
...SMALL CRAFT ADVISORY IN EFFECT FROM NOON TO 6 PM CST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A GALE
WARNING...WHICH IS IN EFFECT FROM 6 PM THIS EVENING TO NOON CST
WEDNESDAY. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS
SMALL CRAFT ADVISORY IS IN EFFECT FROM 9 AM THIS MORNING TO 6 PM
CST THIS EVENING. IN ADDITION...A SMALL CRAFT ADVISORY IS IN EFFECT
FROM NOON TO 6 PM CST WEDNESDAY.

* WINDS: SOUTH WINDS INCREASING TO 20 TO 25 KNOTS TODAY...THEN
  SWITCHING TO THE WEST 25 TO 30 KNOTS WITH GUSTS TO GALE FORCE
  TONIGHT. WINDS BECOME NORTHWEST 25 TO 30 KNOTS WEDNESDAY MORNING
  WITH GUSTS CONTINUING TO GALE FORCE.

* SEAS: SEAS BUILDING TO AS HIGH AS 7 TO 10 FEET BY EARLY WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE
AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS
WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF
GALE CONDITIONS.

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 20 TO 33 KNOTS...
AND/OR SEAS 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS
CONDITIONS FOR SMALL CRAFT. INEXPERIENCED BOATERS...ESPECIALLY THOSE
OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

GMZ630>635-251900-
/O.CON.KMOB.SC.Y.0050.121225T1800Z-121227T0000Z/
NORTHERN MOBILE BAY-SOUTHERN MOBILE BAY-MISSISSIPPI SOUND-
PERDIDO BAY-PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY-
441 AM CST TUE DEC 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 PM
CST WEDNESDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO 6 PM
CST WEDNESDAY. 

* WINDS: SOUTH TO SOUTHWEST WINDS INCREASING TO 20 TO 25 KNOTS
  THROUGH THE DAY THEN SWITCHING TO THE WEST AROUND 25 KNOTS TONIGHT
  WITH HIGHER GUSTS. NORTHWEST FLOW BECOMES BETTER DEFINED BY MID TO
  LATE MORNING WEDNESDAY AT SPEEDS FROM 20 TO 25 KNOTS AND GUSTY. 

* SEAS: BECOMING ROUGH TO VERY ROUGH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 20 TO 33 KNOTS...
AND/OR SEAS 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS
CONDITIONS FOR SMALL CRAFT. INEXPERIENCED BOATERS...ESPECIALLY
THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$
1 follow-up statement
846 
WHUS74 KMOB 252023
MWWMOB

URGENT - MARINE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOBILE AL
223 PM CST TUE DEC 25 2012

...GALE WARNING IN EFFECT FOR THE ALABAMA AND WESTERN FLORIDA OPEN
GULF WATERS FROM 6 PM CST THIS EVENING THROUGH NOON WEDNESDAY...

...SMALL CRAFT ADVISORY CONTINUES UNTIL 6 PM CST THIS EVENING AND
THEN FROM NOON TO 6 PM CST WEDNESDAY FOR ALL OF THE MARINE AREA...

.A POWERFUL LOW PRESSURE SYSTEM WILL MOVE ACROSS THE GULF COASTAL
STATES TODAY AND BRING A STRONG COLD FRONT THROUGH THE MARINE
AREA TONIGHT. AHEAD OF THE FRONT...STRONG TO SEVERE MARINE
THUNDERSTORMS ARE FORECAST TO DEVELOP...THEN END WITH THE PASSAGE
OF THE FRONT. ONSHORE FLOW INCREASES THIS AFTERNOON AND TONIGHT...THEN
SHIFT TO A STRONG WEST TO NORTHWEST FLOW IN THE WAKE OF THE FRONT.
FREQUENT WIND GUSTS LIKELY MOVING ABOVE GALE FORCE TONIGHT OVER MOST
OF THE MARINE AREA. HIGH AND DANGEROUS SEAS FORECAST. THE STRONG
OFFSHORE FLOW GRADUALLY SUBSIDES WEDNESDAY INTO WEDNESDAY NIGHT AS
HIGH PRESSURE BUILDS INTO THE REGION.

GMZ650-655-260430-
/O.CON.KMOB.SC.Y.0051.000000T0000Z-121226T0000Z/
/O.CON.KMOB.GL.W.0007.121226T0000Z-121226T1800Z/
/O.CON.KMOB.SC.Y.0054.121226T1800Z-121227T0000Z/
COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM-
COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM-
223 PM CST TUE DEC 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO NOON
CST WEDNESDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TO 6 PM CST
WEDNESDAY...

A GALE WARNING IS IN EFFECT FROM 6 PM THIS EVENING TO NOON CST
WEDNESDAY. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST
THIS EVENING. A SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TO 6
PM CST WEDNESDAY.

* WINDS: SOUTH WINDS INCREASING TO 20 TO 25 KNOTS TODAY...THEN
  SWITCHING TO THE WEST 25 TO 30 KNOTS WITH FREQUENT GUSTS TO GALE
  FORCE TONIGHT. WINDS BECOME NORTHWEST 25 TO 30 KNOTS WEDNESDAY
  MORNING WITH GUSTS CONTINUING TO GALE FORCE.

* SEAS: SEAS BUILDING TO AS HIGH AS 7 TO 10 FEET BY EARLY 
  WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 20 TO 33 KNOTS...
AND/OR SEAS 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS
CONDITIONS FOR SMALL CRAFT. INEXPERIENCED BOATERS...ESPECIALLY
THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

GMZ670-675-260430-
/O.CON.KMOB.SC.Y.0052.000000T0000Z-121226T0000Z/
/O.CON.KMOB.GL.W.0007.121226T0000Z-121226T1800Z/
/O.CON.KMOB.SC.Y.0053.121226T1800Z-121227T0000Z/
WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM-
WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM-
223 PM CST TUE DEC 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST THIS
EVENING...
...GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO NOON
CST WEDNESDAY...
...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM NOON TO 6 PM CST
WEDNESDAY...

A GALE WARNING REMAINS IN EFFECT FROM 6 PM THIS EVENING TO NOON
CST WEDNESDAY. A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL
6 PM CST THIS EVENING. A SMALL CRAFT ADVISORY REMAINS IN EFFECT
FROM NOON TO 6 PM CST WEDNESDAY. 

* WINDS: SOUTH WINDS INCREASING TO 20 TO 25 KNOTS TODAY...THEN 
  SWITCHING TO THE WEST 25 TO 30 KNOTS WITH GUSTS TO GALE FORCE 
  TONIGHT. WINDS BECOME NORTHWEST 25 TO 30 KNOTS WEDNESDAY 
  MORNING WITH GUSTS CONTINUING TO GALE FORCE. 

* SEAS: SEAS BUILDING TO AS HIGH AS 8 TO 11 FEET BY EARLY 
  WEDNESDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR
OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES
EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY
RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE
HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS.

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 20 TO 33 KNOTS...
AND/OR SEAS 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS
CONDITIONS FOR SMALL CRAFT. INEXPERIENCED BOATERS...ESPECIALLY
THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

GMZ630>635-260430-
/O.CON.KMOB.SC.Y.0050.000000T0000Z-121227T0000Z/
NORTHERN MOBILE BAY-SOUTHERN MOBILE BAY-MISSISSIPPI SOUND-
PERDIDO BAY-PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY-
223 PM CST TUE DEC 25 2012

...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY...

A SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 6 PM CST
WEDNESDAY. 

* WINDS: SOUTH TO SOUTHWEST WINDS INCREASING TO 20 TO 25 KNOTS 
  THROUGH THE DAY THEN SWITCHING TO THE WEST AROUND 25 KNOTS 
  TONIGHT WITH HIGHER GUSTS. NORTHWEST FLOW BECOMES BETTER 
  DEFINED BY MID TO LATE MORNING WEDNESDAY AT SPEEDS FROM 20 TO 
  25 KNOTS AND GUSTY. 

* SEAS: BECOMING ROUGH TO VERY ROUGH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OF 20 TO 33 KNOTS...
AND/OR SEAS 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS
CONDITIONS FOR SMALL CRAFT. INEXPERIENCED BOATERS...ESPECIALLY
THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE
CONDITIONS.

&&

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 24, 9:38 PM CSTSmall Craft AdvisoryMOB20 hr
Dec 25, 4:41 AM CSTGale WarningMOB31 hr
Dec 25, 4:41 AM CSTSmall Craft AdvisoryMOB42 hr
Dec 25, 4:41 AM CSTSmall Craft AdvisoryMOB42 hr
Dec 25, 2:01 PM CSTSpecial Marine WarningMOB62 min
Dec 25, 2:43 PM CSTTornado WarningMOBClarke32 min
Dec 25, 2:55 PM CSTTornado WarningMOBClarke, Monroe65 min
Dec 25, 3:14 PM CSTSpecial Marine WarningMOB61 min
Dec 25, 3:35 PM CSTTornado WarningMOBCovington, Crenshaw55 min
Dec 25, 4:07 PM CSTTornado WarningMOBClarke, Monroe, Wilcox68 min
Dec 25, 4:12 PM CSTTornado WarningMOBMobile33 min
Dec 25, 4:13 PM CSTSpecial Marine WarningMOB17 min
Dec 25, 4:17 PM CSTTornado WarningMOBClarke, Mobile, Washington10 min
Dec 25, 4:24 PM CSTTornado WarningMOBCrenshaw51 min
Dec 25, 4:24 PM CSTTornado WarningMOBChoctaw66 min
Dec 25, 4:28 PM CSTTornado WarningMOBWilcox17 min
Dec 25, 4:39 PM CSTTornado WarningMOBConecuh, Escambia, Monroe51 min
Dec 25, 4:41 PM CSTTornado WarningMOBConecuh, Escambia49 min
Dec 25, 4:44 PM CSTTornado Warning EmergencyMOBBaldwin, Mobile61 min
Dec 25, 4:47 PM CSTSpecial Marine WarningMOB43 min
Dec 25, 4:50 PM CSTSevere Thunderstorm WarningMOBClarke, Mobile, Washington55 min
Dec 25, 4:52 PM CSTTornado WarningMOBChoctaw, Clarke, Washington53 min
Dec 25, 4:52 PM CSTTornado WarningMOBCrenshaw38 min
Dec 25, 5:00 PM CSTTornado WarningMOBMobile, Washington45 min
Dec 25, 5:08 PM CSTTornado WarningMOBCrenshaw45 min
Dec 25, 5:08 PM CSTTornado WarningMOBWilcox52 min
Dec 25, 5:13 PM CSTTornado WarningMOBCovington18 min
Dec 25, 5:16 PM CSTTornado WarningMOBBaldwin, Clarke, Mobile, Monroe44 min
Dec 25, 5:17 PM CSTTornado WarningMOBClarke, Washington58 min
Dec 25, 5:23 PM CSTTornado WarningMOBMonroe, Wilcox23 min
Dec 25, 5:28 PM CSTSevere Thunderstorm WarningMOBChoctaw, Clarke, Mobile, Washington62 min
Dec 25, 5:40 PM CSTSevere Thunderstorm WarningMOBChoctaw, Clarke, Wilcox65 min
Dec 25, 5:44 PM CSTTornado WarningMOBClarke, Wilcox46 min
Dec 25, 5:56 PM CSTTornado WarningMOBClarke, Washington64 min
Dec 25, 3:19 PM CSTTornado WarningMOBPerry, Stone56 min
Dec 25, 3:49 PM CSTSevere Thunderstorm WarningMOBGreene, Perry, Wayne56 min
Dec 25, 4:06 PM CSTTornado WarningMOBGreene, Perry54 min
Dec 25, 4:12 PM CSTTornado WarningMOBGeorge, Greene, Perry, Stone48 min
Dec 25, 4:14 PM CSTTornado WarningMOBPerry, Wayne61 min

Nearby

Small Craft Advisories in Alabama, 2012Every small craft advisory in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text.