679
FXUS62 KKEY 221630
AFDKEY
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE KEY WEST FL
1130 AM EST SAT NOV 22 2025
..NEW DISCUSSION, MARINE, AVIATION
KEY MESSAGES
-DEEP LAYERED RIDGING WILL PREDOMINATE THROUGH THE WEEKEND AND
INTO EARLY NEXT WEEK KEEPING BREEZES LIGHT TO GENTLE WITH NIL
RAIN CHANCES.
-A BROAD CONTINENTAL HIGH WILL ADVANCE INTO THE EASTERN UNITED
STATES EARLY NEXT WEEK RESULTING IN MODERATELY STRENGTHENING
BREEZES AND SLIGHT RAIN CHANCES EARLY TO MID WEEK.
-THE NEXT SIGNIFICANT COLD FRONT IS NOT EXPECTED UNTIL LATE NEXT
WEEK AT THE EARLIEST. CONSEQUENTLY TEMPERATURES WILL RANGE
BROADLY NEAR NORMAL WITH DEW POINTS IN THE UPPER 60S TO NEAR 70.
DISCUSSION
ISSUED AT 1122 AM EST SAT NOV 22 2025
THE 12Z MORNING SOUNDING AT KEY SAMPLED A SERIES OF WEAK
INVERSIONS IN THE LOWER TROPOSPHERE, CAPPED BY A FORMIDABLE 3
DEGREE CELSIUS INVERSION BASED AT AROUND 800 MB. SURFACE ANALYSIS
PLACES A BROAD ANTICYCLONE ACROSS THE WESTERN NORTH ATLANTIC,
SUPPORTING THE NORTHEAST TO EAST STEERING FLOW. A PERSISTENCE
FORECAST REIGNS SUPREME, WITH NIL RAIN CHANCES, AND SEASONABLY
WARM SENSIBLE WEATHER. NO CHANGES FROM THE INHERITED FULL FORECAST
PACKAGE.
MARINE
ISSUED AT 1122 AM EST SAT NOV 22 2025
THERE ARE CURRENTLY NO WATCHES, WARNINGS, OR ADVISORIES IN EFFECT
ACROSS THE FLORIDA KEYS COASTAL WATERS. FROM SYNOPSIS, LIGHT,
PREDOMINANTLY NORTHEASTERLY BREEZES WILL LINGER THROUGH THE
WEEKEND. A NEW CONTINENTAL HIGH WILL PUSH IN TO THE EASTERN UNITED
STATES EARLY NEXT WEEK, RESULTING IN FRESHENING NORTHEAST TO
EASTERLY BREEZES. THIS HIGH WILL PROGRESS EASTWARD INTO THE
ATLANTIC, AND AFTER MID WEEK, BREEZES SHOULD COLLAPSE AS THE
PRESSURE FIELD BECOMES NEBULOUS.
AVIATION
(15Z TAFS)
ISSUED AT 1122 AM EST SAT NOV 22 2025
VFR CONDITIONS WILL PREVAIL AT BOTH ISLAND TERMINALS THROUGH 12Z
SUNDAY MORNING, ALONG WITH NEAR-NIL RAIN CHANCES. SKIES WILL
REMAIN MOSTLY CLEAR WITH ONLY FEW CLOUDS NEAR FL030, AND NORTHEAST
TO EAST SURFACE WINDS 5 TO 10 KNOTS.
PRELIMINARY POINT TEMPS/POPS
KEY WEST 82 71 80 71 / 0 0 0 0
MARATHON 82 71 79 71 / 0 0 0 0
KEY WATCHES/WARNINGS/ADVISORIES
FL...NONE.
GM...NONE.
PUBLIC/MARINE/FIRE...BT
AVIATION/NOWCASTS....BT
DATA ACQUISITION.....BT
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