Alert archive / Alabama / Small Craft Advisories in 2017
Small Craft Advisory 25, NWS Mobile, AL
NWS Mobile, AL issued this small craft advisory at Apr 4, 2017, 10:33 AM CDT. It took effect at Apr 5, 2017, 1:00 AM CDT. It was in force for 42 hr.
The area
The counties it named.
The facts
- Issued
- Apr 4, 2017, 10:33 AM CDT (15:33 UTC)
- In effect from
- Apr 5, 2017, 1:00 AM CDT
- Expired
- Apr 6, 2017, 7:00 PM CDT
- In force
- 42 hr
- Issued by
- NWS Mobile, AL
The text
As transmitted.
120 WHUS74 KMOB 041533 MWWMOB URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 1033 AM CDT TUE APR 4 2017 ...A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA OUT TO 60 NM INCLUDING ALL INLAND BAYS AND SOUNDS BEGINNING 1 AM CDT WEDNESDAY MORNING... .SOUTHERLY WINDS AND SEAS WILL BEGIN TO BUILD LATE TONIGHT AND EARLY WEDNESDAY MORNING AS A STRONG UPPER LEVEL DISTURBANCE AND SURFACE COLD FRONT BEGIN TO APPROACH FROM THE WEST. A STRONG NORTHWEST FLOW IS ALSO EXPECTED IN THE WAKE OF THE COLD FRONT WEDNESDAY NIGHT THROUGH MID MORNING THURSDAY. GMZ630>635-650-655-670-675-050000- /O.NEW.KMOB.SC.Y.0025.170405T0600Z-170406T1500Z/ NORTHERN MOBILE BAY-SOUTHERN MOBILE BAY-MISSISSIPPI SOUND- PERDIDO BAY-PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY- COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM- COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM- WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM- WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM- 1033 AM CDT TUE APR 4 2017 ...SMALL CRAFT ADVISORY IN EFFECT FROM 1 AM WEDNESDAY TO 10 AM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A SMALL CRAFT ADVISORY, WHICH IS IN EFFECT FROM 1 AM WEDNESDAY TO 10 AM CDT THURSDAY. * WINDS...SOUTH AT 20 TO 25 KNOTS LATE TONIGHT THROUGH WEDNESDAY AFTERNOON SHIFTING NORTHWEST EARLY WEDNESDAY NIGHT. * WAVES/SEAS...BUILDING TO 5 TO 7 FEET BY EARLY WEDNESDAY THEN 8 TO 10 FEET WELL OFFSHORE WEDNESDAY NIGHT THROUGH EARLY THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
8 follow-up statements
751 WHUS74 KMOB 050154 MWWMOB URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 854 PM CDT TUE APR 4 2017 ...A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA OUT TO 60 NM INCLUDING ALL INLAND BAYS AND SOUNDS BEGINNING 1 AM CDT WEDNESDAY MORNING... .SOUTHERLY WINDS AND SEAS WILL BEGIN TO BUILD LATE TONIGHT AND EARLY WEDNESDAY MORNING AS A STRONG UPPER LEVEL DISTURBANCE AND SURFACE COLD FRONT BEGIN TO APPROACH FROM THE WEST. A STRONG NORTHWEST FLOW IS ALSO EXPECTED IN THE WAKE OF THE COLD FRONT WEDNESDAY NIGHT THROUGH MID MORNING THURSDAY. GMZ630>635-650-655-670-675-051300- /O.CON.KMOB.SC.Y.0025.170405T0600Z-170406T1500Z/ NORTHERN MOBILE BAY-SOUTHERN MOBILE BAY-MISSISSIPPI SOUND- PERDIDO BAY-PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY- COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM- COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM- WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM- WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM- 854 PM CDT TUE APR 4 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 1 AM WEDNESDAY TO 10 AM CDT THURSDAY... * WINDS...SOUTH AT 20 TO 25 KNOTS LATE TONIGHT THROUGH WEDNESDAY AFTERNOON SHIFTING NORTHWEST EARLY WEDNESDAY NIGHT. * WAVES/SEAS...BUILDING TO 5 TO 7 FEET BY EARLY WEDNESDAY THEN 8 TO 10 FEET WELL OFFSHORE WEDNESDAY NIGHT THROUGH EARLY THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
898 WHUS74 KMOB 050956 MWWMOB URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 456 AM CDT WED APR 5 2017 ...A SMALL CRAFT ADVISORY HAS BEEN EXTENDED FOR AREA BAYS AND SOUNDS UNTIL 7 PM CDT THURSDAY... ...A SMALL CRAFT ADVISORY HAS BEEN EXTENDED FOR THE COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA OUT TO 60 NM UNTIL 10 AM CDT FRIDAY MORNING... .MODERATE TO STRONG SOUTH TO SOUTHWEST FLOW AND MODERATE SEAS TODAY AHEAD OF A COLD FRONT MOVING EAST OF THE LOWER MISSISSIPPI RIVER VALLEY. COLD FRONT SWEEPS EAST THIS EVENING...BRINGING A MODERATE TO STRONG OFFSHORE FLOW IN ITS WAKE...WHICH LOOKS TO LINGER INTO FRIDAY MORNING. DUE TO THE STRENGTH AND DURATION OF THE NORTHWEST FETCH...HIGHEST SEAS ALIGNED IN THE 20 TO 60 NM ZONES. GMZ650-655-670-675-051800- /O.EXT.KMOB.SC.Y.0025.000000T0000Z-170407T1500Z/ COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM- COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM- WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM- WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM- 456 AM CDT WED APR 5 2017 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 10 AM CDT FRIDAY... * WINDS...SOUTH TO SOUTHWEST AT 18 TO 23 KNOTS THROUGH THIS AFTERNOON...SHIFTING NORTHWEST AND INCREASING TO 25 TO 30 KNOTS TONIGHT. * SEAS...BUILDING TO 5 TO 8 FEET NEAR SHORE AND 8 TO 10 FEET WELL OFFSHORE THROUGH THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ GMZ630>635-051800- /O.EXT.KMOB.SC.Y.0025.000000T0000Z-170407T0000Z/ NORTHERN MOBILE BAY-SOUTHERN MOBILE BAY-MISSISSIPPI SOUND- PERDIDO BAY-PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY- 456 AM CDT WED APR 5 2017 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT THURSDAY... * WINDS...SOUTH TO SOUTHWEST 18 TO 23 KNOTS THROUGH THIS AFTERNOON SHIFTING NORTHWEST TONIGHT. FREQUENT GUSTS 25 TO 30 KNOTS. * WAVES...CHOPPY TO ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
043 WHUS74 KMOB 051705 MWWMOB URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 1205 PM CDT WED APR 5 2017 ...A SMALL CRAFT ADVISORY IS IN EFFECT FOR AREA BAYS AND SOUNDS UNTIL 7 PM CDT THURSDAY... ...A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE COASTAL WATERS OF ALABAMA AND NORTHWEST FLORIDA OUT TO 60 NM UNTIL 10 AM CDT FRIDAY MORNING... .MODERATE TO STRONG SOUTH TO SOUTHWEST FLOW AND MODERATE SEAS TODAY AHEAD OF A COLD FRONT MOVING EAST OF THE LOWER MISSISSIPPI RIVER VALLEY. COLD FRONT SWEEPS EAST THIS EVENING...BRINGING A MODERATE TO STRONG OFFSHORE FLOW IN ITS WAKE...WHICH LOOKS TO LINGER INTO FRIDAY MORNING. DUE TO THE STRENGTH AND DURATION OF THE NORTHWEST FETCH...HIGHEST SEAS ALIGNED IN THE 20 TO 60 NM ZONES. GMZ650-655-670-675-060115- /O.CON.KMOB.SC.Y.0025.000000T0000Z-170407T1500Z/ COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM- COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM- WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM- WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM- 1205 PM CDT WED APR 5 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT FRIDAY... * WINDS...SOUTH TO SOUTHWEST AT 18 TO 23 KNOTS THROUGH THIS AFTERNOON...SHIFTING NORTHWEST AND INCREASING TO 25 TO 30 KNOTS TONIGHT. * SEAS...BUILDING TO 5 TO 8 FEET NEAR SHORE AND 8 TO 10 FEET WELL OFFSHORE THROUGH THURSDAY. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ GMZ630>635-060115- /O.CON.KMOB.SC.Y.0025.000000T0000Z-170407T0000Z/ NORTHERN MOBILE BAY-SOUTHERN MOBILE BAY-MISSISSIPPI SOUND- PERDIDO BAY-PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY- 1205 PM CDT WED APR 5 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THURSDAY... * WINDS...SOUTH TO SOUTHWEST 18 TO 23 KNOTS THROUGH THIS AFTERNOON SHIFTING NORTHWEST TONIGHT. FREQUENT GUSTS 25 TO 30 KNOTS. * WAVES...CHOPPY TO ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
161 WHUS74 KMOB 051853 AAA MWWMOB URGENT - MARINE WEATHER MESSAGE...UPDATED NATIONAL WEATHER SERVICE MOBILE AL 153 PM CDT WED APR 5 2017 ...A GALE WARNING IS NOW IN EFFECT FOR THE OFFSHORE WATERS OF ALABAMA AND NORTHWEST FROM 0 TO 60 NM OUT INCLUDING THE LOWER END OF MOBILE BAY FROM 7 PM CDT TONIGHT THROUGH 7 AM CDT THURSDAY MORNING... ...A SMALL CRAFT ADVISORY REMAINS IN EFFECT FOR THE ENTIRE MARINE AREA THIS AFTERNOON AND ALL OTHER INLAND BAYS AND SOUNDS TONIGHT AND EARLY THURSDAY MORNING... ...A SMALL CRAFT ADVISORY WILL REMAIN IN EFFECT FOR THE ENTIRE MARINE THURSDAY MORNING THROUGH MID MORNING FRIDAY... GMZ650-655-670-675-060300- /O.EXT.KMOB.SC.Y.0025.000000T0000Z-170406T0000Z/ /O.NEW.KMOB.GL.W.0004.170406T0000Z-170406T1200Z/ /O.NEW.KMOB.SC.Y.0026.170406T1200Z-170407T1500Z/ COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM- COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM- WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM- WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM- 153 PM CDT WED APR 5 2017 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 PM THIS EVENING TO 7 AM CDT THURSDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM THURSDAY TO 10 AM CDT FRIDAY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A GALE WARNING, WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 7 AM CDT THURSDAY. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS SMALL CRAFT ADVISORY IS IN EFFECT FROM 7 AM THURSDAY TO 10 AM CDT FRIDAY. * WINDS...SOUTHWEST AT 18 TO 23 KNOTS THROUGH THIS AFTERNOON...SHIFTING NORTHWEST AND INCREASING TO 25 TO 30 KNOTS WITH FREQUENT HIGHER GUSTS TONIGHT. * SEAS...BUILDING TO 5 TO 8 FEET NEAR SHORE AND 8 TO 10 FEET WELL OFFSHORE THROUGH EARLY THURSDAY MORNING SUBSIDING SLOWLY THROUGH FRIDAY MORNING. * WAVES/SEAS...BAYS AND SOUNDS ROUGH TO VERY ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. 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. && $$ GMZ631-060300- /O.EXT.KMOB.SC.Y.0025.000000T0000Z-170406T0000Z/ /O.NEW.KMOB.GL.W.0004.170406T0000Z-170406T1200Z/ /O.NEW.KMOB.SC.Y.0026.170406T1200Z-170407T0000Z/ SOUTHERN MOBILE BAY- 153 PM CDT WED APR 5 2017 ...SMALL CRAFT ADVISORY NOW IN EFFECT UNTIL 7 PM CDT THIS EVENING... ...GALE WARNING IN EFFECT FROM 7 PM THIS EVENING TO 7 AM CDT THURSDAY... ...SMALL CRAFT ADVISORY IN EFFECT FROM 7 AM TO 7 PM CDT THURSDAY... THE NATIONAL WEATHER SERVICE IN MOBILE HAS ISSUED A GALE WARNING, WHICH IS IN EFFECT FROM 7 PM THIS EVENING TO 7 AM CDT THURSDAY. A SMALL CRAFT ADVISORY HAS ALSO BEEN ISSUED. THIS SMALL CRAFT ADVISORY IS IN EFFECT FROM 7 AM TO 7 PM CDT THURSDAY. * WINDS...SOUTH TO SOUTHWEST 18 TO 23 KNOTS THROUGH THIS AFTERNOON SHIFTING NORTHWEST TONIGHT. FREQUENT GUSTS 25 TO 30 KNOTS. * WAVES...ROUGH TO VERY ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$ GMZ630-632>635-060300- /O.CON.KMOB.SC.Y.0025.000000T0000Z-170407T0000Z/ NORTHERN MOBILE BAY-MISSISSIPPI SOUND-PERDIDO BAY- PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY- 153 PM CDT WED APR 5 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THURSDAY... * WINDS...SOUTH TO SOUTHWEST 18 TO 23 KNOTS THROUGH THIS AFTERNOON SHIFTING NORTHWEST EARLY TONIGHT. FREQUENT GUSTS 25 TO 30 KNOTS. * WAVES...CHOPPY TO ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
204 WHUS74 KMOB 060300 MWWMOB URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 1000 PM CDT WED APR 5 2017 ...A GALE WARNING REMAINS IN EFFECT FOR THE OFFSHORE WATERS OF ALABAMA AND NORTHWEST FLORIDA OUT 60 NM INCLUDING THE LOWER END OF MOBILE BAY THROUGH 7 AM CDT THURSDAY MORNING... ...A SMALL CRAFT ADVISORY REMAINS IN EFFECT FOR ALL OTHER INLAND BAYS AND SOUNDS THROUGH EARLY THURSDAY MORNING... ...A SMALL CRAFT ADVISORY THEN CONTINUES IN EFFECT FOR THE ENTIRE MARINE AREA THURSDAY MORNING THROUGH MID MORNING FRIDAY... GMZ650-655-670-675-061100- /O.CON.KMOB.GL.W.0004.000000T0000Z-170406T1200Z/ /O.CON.KMOB.SC.Y.0026.170406T1200Z-170407T1500Z/ COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM- COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM- WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM- WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM- 1000 PM CDT WED APR 5 2017 ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THURSDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM THURSDAY TO 10 AM CDT FRIDAY... * WINDS...BECOMING NORTHWEST AND INCREASING TO 25 TO 30 KNOTS WITH FREQUENT GUSTS OVER 35 KNOTS TONIGHT THROUGH EARLY THURSDAY MORNING...BECOMING 20 TO 25 KNOTS THURSDAY MORNING THROUGH FRIDAY MORNING. * SEAS...BUILDING TO 5 TO 8 FEET NEAR SHORE AND 8 TO 10 FEET WELL OFFSHORE THROUGH EARLY THURSDAY MORNING SUBSIDING SLOWLY THROUGH FRIDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. 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. && $$ GMZ631-061100- /O.CON.KMOB.GL.W.0004.000000T0000Z-170406T1200Z/ /O.CON.KMOB.SC.Y.0026.170406T1200Z-170407T0000Z/ SOUTHERN MOBILE BAY- 1000 PM CDT WED APR 5 2017 ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THURSDAY... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM TO 7 PM CDT THURSDAY... * WINDS...BECOMING NORTHWEST AND INCREASING TO 25 TO 30 KNOTS WITH FREQUENT GUSTS OVER 35 KNOTS TONIGHT THROUGH EARLY THURSDAY MORNING...BECOMING 20 TO 25 KNOTS THURSDAY MORNING THROUGH FRIDAY MORNING. * WAVES...ROUGH TO VERY ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. 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. && $$ GMZ630-632>635-061100- /O.CON.KMOB.SC.Y.0025.000000T0000Z-170407T0000Z/ NORTHERN MOBILE BAY-MISSISSIPPI SOUND-PERDIDO BAY- PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY- 1000 PM CDT WED APR 5 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THURSDAY... * WINDS...BECOMING NORTHWEST AND INCREASING TO 20 TO 25 KNOTS WITH FREQUENT HIGHER GUSTS. * WAVES...CHOPPY TO ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
693 WHUS74 KMOB 060748 MWWMOB URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 248 AM CDT THU APR 6 2017 ...A GALE WARNING REMAINS IN EFFECT FOR THE WATERS OF ALABAMA AND NORTHWEST FLORIDA OUT 60 NM INCLUDING THE LOWER END OF MOBILE BAY THROUGH 7 AM CDT THIS MORNING... ...A SMALL CRAFT ADVISORY IS OTHERWISE IN EFFECT FOR THE ENTIRE AREA THROUGH EARLY THIS EVENING THEN FOR THE OPEN GULF WATERS UNTIL 10 AM FRIDAY MORNING... GMZ650-655-670-675-061600- /O.CON.KMOB.GL.W.0004.000000T0000Z-170406T1200Z/ /O.CON.KMOB.SC.Y.0026.170406T1200Z-170407T1500Z/ COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM- COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM- WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM- WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM- 248 AM CDT THU APR 6 2017 ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 10 AM CDT FRIDAY... * WINDS...NORTHWEST 25 TO 30 KNOTS WITH FREQUENT GUSTS OVER 35 KNOTS DECREASING TO AROUND 25 KNOTS THIS MORNING. * SEAS...5 TO 8 FEET NEAR SHORE AND 8 TO 11 FEET WELL OFFSHORE SUBSIDING SLOWLY THROUGH FRIDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. 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. && $$ GMZ631-061600- /O.CON.KMOB.GL.W.0004.000000T0000Z-170406T1200Z/ /O.CON.KMOB.SC.Y.0026.170406T1200Z-170407T0000Z/ SOUTHERN MOBILE BAY- 248 AM CDT THU APR 6 2017 ...GALE WARNING REMAINS IN EFFECT UNTIL 7 AM CDT THIS MORNING... ...SMALL CRAFT ADVISORY REMAINS IN EFFECT FROM 7 AM THIS MORNING TO 7 PM CDT THIS EVENING... * WINDS...NORTHWEST AROUND 25 KNOTS WITH FREQUENT GUSTS OVER 35 KNOTS DECREASING TO 20 TO 25 KNOTS THIS MORNING. * WAVES...ROUGH TO VERY ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$ GMZ630-632>635-061600- /O.CON.KMOB.SC.Y.0025.000000T0000Z-170407T0000Z/ NORTHERN MOBILE BAY-MISSISSIPPI SOUND-PERDIDO BAY- PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY- 248 AM CDT THU APR 6 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WINDS...NORTHWEST 20 TO 25 KNOTS DECREASING TO AROUND 20 KNOTS THIS MORNING. * WAVES...ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
986 WHUS74 KMOB 061256 MWWMOB URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 756 AM CDT THU APR 6 2017 ...A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE ENTIRE AREA THROUGH EARLY THIS EVENING THEN FOR THE OPEN GULF WATERS UNTIL 10 AM FRIDAY MORNING... GMZ650-655-670-675-062100- /O.CON.KMOB.SC.Y.0026.000000T0000Z-170407T1500Z/ COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM- COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM- WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM- WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM- 756 AM CDT THU APR 6 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT FRIDAY... * WINDS...NORTHWEST AROUND 25 KNOTS DECREASING TO 20 TO 25 KNOTS. * SEAS...5 TO 8 FEET NEAR SHORE AND 8 TO 11 FEET WELL OFFSHORE SUBSIDING SLOWLY THROUGH FRIDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ GMZ630-632>635-062100- /O.CON.KMOB.SC.Y.0025.000000T0000Z-170407T0000Z/ NORTHERN MOBILE BAY-MISSISSIPPI SOUND-PERDIDO BAY- PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY- 756 AM CDT THU APR 6 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WINDS...NORTHWEST 20 TO 25 KNOTS DECREASING TO AROUND 20 KNOTS. * WAVES...ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ GMZ631-062100- /O.CON.KMOB.SC.Y.0026.000000T0000Z-170407T0000Z/ SOUTHERN MOBILE BAY- 756 AM CDT THU APR 6 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WINDS...NORTHWEST 20 TO 25 KNOTS DECREASING TO AROUND 20 KNOTS. * WAVES...ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. A GALE WARNING MEANS WINDS OF 34 TO 47 KNOTS ARE IMMINENT OR OCCURRING. OPERATING A VESSEL IN GALE CONDITIONS REQUIRES EXPERIENCE AND PROPERLY EQUIPPED VESSELS. IT IS HIGHLY RECOMMENDED THAT MARINERS WITHOUT THE PROPER EXPERIENCE SEEK SAFE HARBOR PRIOR TO THE ONSET OF GALE CONDITIONS. && $$
949 WHUS74 KMOB 062106 MWWMOB URGENT - MARINE WEATHER MESSAGE NATIONAL WEATHER SERVICE MOBILE AL 406 PM CDT THU APR 6 2017 ...A SMALL CRAFT ADVISORY IS IN EFFECT FOR THE ENTIRE AREA THROUGH EARLY THIS EVENING THEN FOR THE OPEN GULF WATERS UNTIL 10 AM FRIDAY MORNING... GMZ650-655-670-675-071100- /O.CON.KMOB.SC.Y.0026.000000T0000Z-170407T1500Z/ COASTAL WATERS FROM PENSACOLA FL TO PASCAGOULA MS OUT 20 NM- COASTAL WATERS FROM DESTIN TO PENSACOLA FL OUT 20 NM- WATERS FROM PENSACOLA FL TO PASCAGOULA MS FROM 20 TO 60 NM- WATERS FROM DESTIN TO PENSACOLA FL FROM 20 TO 60 NM- 406 PM CDT THU APR 6 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 10 AM CDT FRIDAY... * WINDS...NORTHWEST AROUND 25 KNOTS DECREASING TO 20 TO 25 KNOTS. * SEAS...5 TO 8 FEET NEAR SHORE AND 8 TO 11 FEET WELL OFFSHORE SUBSIDING SLOWLY THROUGH FRIDAY MORNING. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ GMZ630-632>635-070000- /O.CON.KMOB.SC.Y.0025.000000T0000Z-170407T0000Z/ NORTHERN MOBILE BAY-MISSISSIPPI SOUND-PERDIDO BAY- PENSACOLA BAY SYSTEM-CHOCTAWHATCHEE BAY- 406 PM CDT THU APR 6 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WINDS...NORTHWEST 20 TO 25 KNOTS DECREASING TO AROUND 20 KNOTS. * WAVES...ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$ GMZ631-070000- /O.CON.KMOB.SC.Y.0026.000000T0000Z-170407T0000Z/ SOUTHERN MOBILE BAY- 406 PM CDT THU APR 6 2017 ...SMALL CRAFT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WINDS...NORTHWEST 20 TO 25 KNOTS DECREASING TO AROUND 20 KNOTS. * WAVES...ROUGH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A SMALL CRAFT ADVISORY MEANS THAT WIND SPEEDS OR FREQUENT GUSTS OF 20 TO 33 KNOTS AND/OR SEAS OF 7 FEET OR HIGHER ARE EXPECTED TO PRODUCE HAZARDOUS WAVE CONDITIONS TO SMALL CRAFT. INEXPERIENCED MARINERS, ESPECIALLY THOSE OPERATING SMALLER VESSELS SHOULD AVOID NAVIGATING IN THESE CONDITIONS. && $$
What forecasters said that day
The local office's own words before this small craft advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Mobile, AL wrote its last area forecast discussion before this small craft advisory went out at Apr 4, 6:45 AM CDT, 3 hours 48 minutes earlier.
Area forecast discussion, Apr 4, 6:45 AM CDT, 3 hours 48 minutes before
Area Forecast Discussion
National Weather Service Mobile AL
645 AM CDT Tue Apr 4 2017
.DISCUSSION...Updated for latest aviation discussion below.
&&
.AVIATION...
12Z issuance...LIFR conditions with desne fog and low stratus
over much of the area early this morning. These conditions will
prevail through around 15z Tuesday morning with skies then
becoming mostly clear and VFR conditions expected through the
afternoon. Clouds begin to increase and lower across the area this
evening as a warm front over the Gulf begins to approach the area
from the south. Surface winds light and variable early this
morning then primarily south to southeast around 10 knots through
the remainder of the period. Scattered showers and thunderstorms
will begin to develop across the region late tonight, becoming
more numerous by daybreak Wednesday. 12/DS
&&
.PREV DISCUSSION... /issued 557 AM CDT Tue Apr 4 2017/
DISCUSSION...Updated for latest marine discussion below.
MARINE...Made an adjustment to the morning coastal waters
forecast package. The dense fog that had earlier developed over
land areas has also developed over the area bays and inland
waterways. As a result, we had to issue a dense fog advisory for
marine zones that contain the bays and inland waterways. Fog is
most dense over Mobile Bay and the Mississippi Sound. The areas of
dense fog over the nearshore coastal waters will likely dissipate
by mid morning. 12/DS
PREV DISCUSSION... /issued 512 AM CDT Tue Apr 4 2017/
DISCUSSION...See updated information for land areas below.
UPDATE...With southerly winds beginning to increase once again
tonight, we decided to go ahead and extend the High Rip Current
Risk along the Gulf beaches of Alabama and the western Florida
panhandle. The rip current hazard now continues through Wednesday
evening. Surf Zone Forecast product indicating this has already
been issued, and the Zone Forecast Product has already been
updated. Will issue an updated Coastal Hazards Message (CFW) here
shortly. 12/DS
PREV DISCUSSION... /issued 442 AM CDT Tue Apr 4 2017/
NEAR TERM /Now Through Tuesday night/...Nice day today after the
storms of yesterday, but showers and storms quickly return to the
forecast by late tonight. The front that brought the weather to the
area yesterday has moved south out over the Gulf and become nearly
stationary. This boundary is expected to remain out over the Gulf
today, and after morning fog burns off, generally partly cloudy
skies are expected. Areas of dense fog will be possible across
portions of the forecast area early this morning, dissipating by
around 10am. A Dense Fog Advisory is in for most of the eastern and
central portions of the forecast area until then. Should warm up
nicely today with highs in the low to mid 80s over inland areas and
upper 70s to near 80 at the coast. Winds initially light and
variable early this morning, becoming more southeasterly and
increasing slightly through the afternoon.
Tonight the frontal boundary offshore lifts back north as a warm
front, reaching the coast by around midnight, then continuing to
lift inland across our forecast area through sunrise. As the warm
front moves inland, low level forcing will create some scattered
showers and thunderstorms across the area beginning late evening.
During the early morning predawn hours, a stronger storm system
begins approaching the forecast area from the west, bringing much
better overall lift and dynamics toward the area, with coverage of
showers and storms increasing as we approach sunrise Wednesday.
Several model solutions increase SBCAPE to around 1500-2500 J/KG, 0-
1KM SRH to 200-250 M2/S2, mid level Lapse rates 7.0-7.5 C/KM and SFC-
500mb Bulk Shear near 50 KT. All of this suggests that some of the
storms late tonight (really toward sunrise Wednesday) could be
severe, especially over our northwestern zones. Accordingly SPC has
our entire area outlooked slight severe for late tonight, with a
small area of enhanced risk of severe weather over northwest. Lows
tonight ranging from the lower 60s over far northern zones, to the
upper 60s and near 70 at the coast. 12/DS
SHORT TERM /Wednesday Through Thursday night/...An upper trof over
the central states advances across the lower/mid Mississippi
river valley early Wednesday evening then takes on a negative tilt
while continuing further into the eastern states late Wednesday
night. A warm front will be located north of the forecast area by
12Z Wednesday and the forecast area remains in the warm sector
until an associated surface low meanwhile tracks near the Ohio
river valley and brings a cold front through the forecast area
late Wednesday afternoon into Wednesday evening. A coupled upper
jet structure brings enhanced upper level divergence across the
area on Wednesday, and a consensus of guidance has deep layer
lift over much of the forecast area early Wednesday morning which
shifts east of the area Wednesday afternoon.
Within this environment, MLCape values will range from 1500-2500
J/kg while a 35-45 knot 850 mb jet results in 0-1 km helicities
of 150-250 m2/s2 Wednesday morning, then shear trends much lower
in the afternoon. The 03Z SREF has a 70-90% chance for Sig Tor
values of 3 or greater for much of the area early Wednesday
morning, which decreases to 50% (maybe near 70%) over the eastern
portion of the area by midday and into the afternoon. Of
particular concern is that probabilities for Sig Tor values of 5+
are 30-50% over much of the area early Wednesday morning, although
these decrease to 10-30% later Wednesday morning.
While have gone with likely pops for the entire area Wednesday
morning, the best forcing looks to be roughly along and east of
I-65. Considering the instability and shear, this expected region
of strongest forcing lines up well with SPC's placement of a
Moderate Risk of Severe Storms in this portion. A Slight Risk to
Enhanced Risk is in effect for the remainder of the area where
favorable shear/instability will be present but the forcing looks
to be somewhat lower. With the deep layer lift shifting east of
the area Wednesday afternoon and shear decreasing, expect the
severe storm activity to shift east of the area, although may have
some severe storms over the easternmost portion of the area early
Wednesday afternoon.
The highest QPF amounts on Wednesday will be 1.0-1.5 inches over
the western Florida panhandle and Baldwin county with 0.5-1.0 inch
over Mobile county and south central Alabama, with 0.25-0.5 inch
for much of the remaining portion. Considering the very heavy
rainfall that fell over the southern portion of the area with the
last event, have opted to issue a graphic with an Enhanced Risk of
Flooding for the western Florida panhandle and Baldwin county,
with a Limited Risk of Flooding for south central Alabama and the
remainder of extreme southwest Alabama. Other than slight chance
pops for the easternmost portion Wednesday evening, dry conditions
follow for the remainder of the period as the upper trof remains
over the eastern states and much drier deep layer air flows into
the region. A Wind Advisory may become necessary mainly for
coastal portions of the forecast area on Wednesday for southerly
winds 15-25 mph. May also have a High Risk of Rip Currents
continuing through Wednesday. /29
LONG TERM /Friday Through Monday/...The upper trof over the
eastern states moves off into the western Atlantic while upper
ridging builds into the region through Monday. A large surface
ridge builds into the region through Saturday then shifts east of
the area through Monday with a modest return flow ensuing. Have
continued with dry conditions over the forecast area through the
period. Highs near 70 on Friday trend to around 80 by Monday. Lows
Friday night range from the lower 40s inland to the upper 40s at
the coast, then trend by Sunday night to the lower 50s inland and
around 60 at the coast. /29
MARINE...Warm front just south of the marine area today lifts back
north as a warm front tonight with a strengthening onshore flow
expected. Small craft should exercise caution by tonight. Onshore
winds increase more on Wednesday, along with building seas, as a
strong cold front approaches from the west, and a Small Craft
Advisory will likely be required. The strong onshore flow will
continue into Wednesday evening, then shift to northwest overnight
as the front passes west to east across the marine area. Showers and
thunderstorms increasing in coverage late today and tonight,
becoming likely on Wednesday, before ending with the windshift
Wednesday night. Strong offshore winds will then continue through
late Thursday. Winds and seas gradually subside Friday through
Saturday. 12/DS
&&
.MOB WATCHES/WARNINGS/ADVISORIES...
AL...Dense Fog Advisory until 10 AM CDT this morning for ALZ052>060-
261>266.
High Rip Current Risk through Wednesday evening for ALZ265-266.
FL...Dense Fog Advisory until 10 AM CDT this morning for FLZ201>206.
High Rip Current Risk through Wednesday evening for FLZ202-204-
206.
MS...None.
GM...Dense Fog Advisory until 10 AM CDT this morning for GMZ630>635.
&&
This product is also available on the web at:
http://weather.gov/mobHazardous weather outlook, Apr 4, 6:57 AM CDT, 3 hours 36 minutes before
Hazardous Weather Outlook National Weather Service Mobile AL 657 AM CDT Tue Apr 4 2017 ALZ051>060-261>266-FLZ201>206-MSZ067-075-076-078-079-051200- Choctaw-Washington-Clarke-Wilcox-Monroe-Conecuh-Butler-Crenshaw- Escambia-Covington-Mobile Inland-Baldwin Inland-Mobile Central- Baldwin Central-Mobile Coastal-Baldwin Coastal-Escambia Inland- Escambia Coastal-Santa Rosa Inland-Santa Rosa Coastal- Okaloosa Inland-Okaloosa Coastal-Wayne-Perry-Greene-Stone-George- 657 AM CDT Tue Apr 4 2017 This Hazardous Weather Outlook is for portions of south central Alabama...southwest Alabama...northwest Florida and southeast Mississippi. .DAY ONE...Today and Tonight There is an Enhanced Risk of Severe Storms after midnight for interior southeast Mississippi and interior southwest Alabama with a Slight Risk of severe storms most remaining areas. Damaging wind gusts, large hail and isolated tornadoes will be possible with severe storms that develop. A Dense Fog Advisory is in effect for southwest and south central Alabama and the western Florida panhandle until 10:00 AM CDT. A High Rip Current Risk is in effect for coastal portions of Alabama and the western Florida panhandle through tonight. .DAYS TWO THROUGH SEVEN...Wednesday through Monday There is a Moderate Risk of Severe Storms on Wednesday for much of the eastern portion of the area with an Enhanced Risk to Slight Risk of severe storms for most remaining areas. Damaging wind gusts, large hail and isolated tornadoes will be possible with severe storms that develop. There is a Elevated Risk of Flash Flooding on Wednesday for the western Florida panhandle including Baldwin county. A Limited Risk of Flooding is otherwise expected roughly along and east of I-65. A few area rivers are forecast to risk to minor flood stage later this week into the weekend due to recent heavy rainfall. A High Rip Current Risk is in effect for coastal portions of Alabama and the western Florida panhandle until 7:00 PM CDT Wednesday. .SPOTTER INFORMATION STATEMENT... Activation of SkyWarn severe spotter networks may be required late tonight into Wednesday. For more information please see our website at weather.gov/mob GMZ630>635-650-655-670-675-051200- Northern Mobile Bay-Southern Mobile Bay-Mississippi Sound- Perdido Bay-Pensacola Bay System-Choctawhatchee Bay- Coastal waters from Pensacola FL to Pascagoula MS out 20 NM- Coastal waters from Destin to Pensacola FL out 20 NM- Waters from Pensacola FL to Pascagoula MS from 20 to 60 NM- Waters from Destin to Pensacola FL from 20 to 60 NM- 657 AM CDT Tue Apr 4 2017 This Hazardous Weather Outlook is for portions of the coastal waters of Alabama and northwest Florida. .DAY ONE...Today and Tonight A Dense Fog Advisory is in effect for bay waters until 10:00 AM CDT. Strong to severe storms are possible late tonight. Damaging wind gusts, large hail and isolated tornadoes will be possible with severe storms that develop. Strong winds over the marine area may create hazardous conditions for small craft late tonight. .DAYS TWO THROUGH SEVEN...Wednesday through Monday Strong to severe storms are possible on Wednesday. Damaging wind gusts, large hail and isolated tornadoes will be possible with severe storms that develop. Strong winds over the marine area will likely create hazardous conditions for small craft Wednesday through Thursday morning.
The office that day
Everything else NWS Mobile, AL issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 3, 10:43 PM CDT | Dense Fog Advisory | MOB | Baldwin, Butler, Clarke, Conecuh, Covington, Crenshaw and 5 more | 11 hr |
| Apr 4, 5:37 AM CDT | Marine Dense Fog Advisory | MOB | 4 hr | |
| Apr 4, 5:54 PM CDT | Special Marine Warning | MOB | 66 min | |
| Apr 3, 9:38 PM CDT | River Flood Warning | MOB | George, Greene, Perry | 6 days |
| Apr 4, 1:08 PM CDT | River Flood Warning | MOB | George, Greene, Jackson | 5 days |
Nearby
Small Craft Advisories in Alabama, 2017Every small craft advisory 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.