439
FXUS62 KKEY 181606
AFDKEY
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE KEY WEST FL
1106 AM EST WED DEC 18 2024
..NEW DISCUSSION, MARINE, AVIATION
DISCUSSION
ISSUED AT 1059 AM EST WED DEC 18 2024
ISOLATED WEAK SHOWERS CONTINUE TO MEANDER ACROSS THE ISLAND CHAIN
AND SURROUNDING WATERS THROUGH THIS MORNING. A FEW ISLAND
COMMUNITIES IN THE LOWER AND MIDDLE KEYS HAVE RECEIVED LESS THAN A
TENTH OF AN INCH OF RAINFALL TOTALS, OTHERWISE THE REMAINDER OF
THE KEYS HAVE REMAINED DRY. THE KKEY 12Z SOUNDING REVEALED THAT
MOISTURE IS STILL PRESENT IN THE LOWER LEVELS AND MIMIC PWAT
CONFIRMS THIS, THEREFORE, ISOLATED SHOWERS WILL CONTINUE THROUGH
THE AFTERNOON INTO TONIGHT. AS A HIGH PRESSURE SLIDES FURTHER EAST
INTO THE ATLANTIC, BREEZES WILL CONTINUE TO SLACKEN ACROSS OUR
CWA. OBSERVATIONS ALONG THE REEF ARE EAST TO SOUTHEAST AT NEAR 10
KNOTS AND WILL SLACKEN TO 5 TO 10 KNOTS GOING INTO THIS EVENING.
DENSE FOG, CURRENTLY VISIBLE ON GOES-16 SATELLITE AND REPORTED BY
AN OBSERVER, IS LOCATED IN THE DEEP GULF WATERS AND SURROUNDING
THE DRY TORTUGAS REDUCING VISBILITIES TO 1 MILE OR LESS. MORE FOG
CAN BE SEEN MOVING OFF OF MAINLAND FLORIDA SO FOG MAY LINGER
THROUGH THIS EVENING. A DENSE FOG ADVISORY IS IN EFFECT FOR THE
DEEP GULF WATERS. NO OTHER CHANGES WERE MADE TO THE CURRENT
FORECAST PACKAGE.
MARINE
ISSUED AT 1059 AM EST WED DEC 18 2024
A DENSE FOG ADVISORY IS IN EFFECT FOR THE DEEP GULF WATERS
INCLUDING THE DRY TORTUGAS. NO OTHER WATCHES, WARNING, OR
ADVISORIES ARE IN EFFECT FOR THE FLORIDA KEYS. FROM SYNOPSIS, HIGH
PRESSURE OVER THE NORTH ATLANTIC WILL CONTINUE SLIDING FARTHER
EAST LOOSENING ITS GRIP ACROSS THE FLORIDA KEYS. AS A RESULT,
GENTLE TO MODERATE NORTHEAST TO EAST BREEZES WILL CONTINUE TO
SLACKEN DURING THE DAY. BREEZES WILL FURTHER SLACKEN TONIGHT AND
THURSDAY BECOMING LIGHT TO GENTLE AHEAD OF AN APPROACHING WEAK
FRONT. THE WEAK FRONT IS ANTICIPATED TO PRESS THROUGH THE KEYS
SOMETIME LATE THURSDAY RESULTING IN FRESHENING NORTHERLY BREEZES.
A SECONDARY FRONT IS EXPECTED TO PRESS THROUGH THE KEYS LATE
FRIDAY REINFORCING THE PREVIOUS FRONT. DENSE FOG WILL LINGER IN
THE DEEP GULF THROUGH THIS AFTERNOON.
AVIATION
(15Z TAFS)
ISSUED AT 1059 AM EST WED DEC 18 2024
VFR CONDITIONS WILL PREVAIL AT THE EYW AND MTH TERMINALS THROUGH
WEDNESDAY EVENING. SCATTERED SHOWER ACTIVITY IS DIMINISHING THIS
MORNING, SO DID NOT MENTION IN TAFS. WINDS WILL REMAIN FROM THE
NORTHEAST TO EAST AT 6 TO 10 KTS.
KEY WATCHES/WARNINGS/ADVISORIES
FL...NONE.
GM...DENSE FOG ADVISORY UNTIL 5 PM EST THIS AFTERNOON FOR GMZ033-034.
PUBLIC/MARINE/FIRE...AP
AVIATION/NOWCASTS....MC
DATA ACQUISITION.....MC
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