343
FNUS52 KKEY 170848
FWFKEY
FIRE WEATHER PLANNING FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
448 AM EDT TUE MAR 17 2026
DISCUSSION
A COLD FRONT IS STEADILY MARCHING TOWARDS THE FLORIDA KEYS AND
WILL PASS THROUGH THROUGHOUT THE MORNING AND EARLY AFTERNOON. IN
IT'S WAKE, EXPECT FRESHENING NORTHERLY BREEZES WITH BREEZY TO
WINDY CONDITIONS EXPECTED AT TIMES OVER THE NEXT SEVERAL DAYS.
RAIN CHANCES WILL REMAIN ELEVATED THROUGH THURSDAY WITH ADDITIONAL
BENEFICIAL WETTING RAINS EXPECTED.
FLZ076>078-172345-
MONROE UPPER KEYS-MONROE MIDDLE KEYS-MONROE LOWER KEYS-
INCLUDING THE CITIES OF KEY LARGO, MARATHON, AND KEY WEST
448 AM EDT TUE MAR 17 2026
TODAY TONIGHT WED
CLOUD COVER MCLDY CLOUDY MCLDY
CHANCE PRECIP (%) 50 40 50
CHANCE OF THUNDER (%) 20 20 20
WEATHER TYPE TSTMS TSTMS TSTMS
MAX/MIN TEMP 75 63 74
MIN/MAX RH % 71 92 75
WIND 20FT AM (MPH) NW 9 NE 11
WIND 20FT PM (MPH) N 11 G20 N 12 G20 NE 10
PRECIP DURATION 5 2 2
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
PRECIP AMOUNT 0.14 0.03 0.06
MIXING HGT(FT-AGL) 2100 1200 2300
TRANSPORT WND (MPH) N 21 N 22 NE 15
DISPERSION INDEX 28 25 30
MAX LVORI 5 4 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
CLOUDY WITH A CHANCE OF SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS. LOWS IN THE UPPER 60S. NORTH WINDS
15 TO 20
THURSDAY
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS. HIGHS IN THE
MID 70S. NORTH WINDS 15 TO 20
THURSDAY NIGHT
MOSTLY CLOUDY WITH A SLIGHT CHANCE OF SHOWERS.
LOWS IN THE MID 60S. NORTH WINDS 15 TO 20
FRIDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE MID 70S. NORTH WINDS DECREASING TO 10 TO 15
FRIDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTH WINDS
AROUND 10 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTH WINDS AROUND
10 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS IN THE UPPER 60S. NORTHEAST
WINDS AROUND 5 MPH.
SUNDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS AROUND
5 MPH.
SUNDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70. EAST WINDS AROUND
5 MPH.
MONDAY
MOSTLY SUNNY WITH A SLIGHT CHANCE OF SHOWERS. HIGHS IN
THE UPPER 70S. EAST WINDS AROUND 5 MPH.
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