581
FNUS52 KKEY 220925
FWFKEY
FIRE WEATHER PLANNING FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
425 AM EST MON DEC 22 2025
DISCUSSION
SLIGHT CHANCES OF RAIN ARE EXPECTED THROUGH TUESDAY NIGHT AS
SHALLOW MOISTURE REMAINS ACROSS THE KEYS. STRONG SURFACE HIGH
PRESSURE CURRENTLY CENTERED OVER THE VIRGINIAS WILL SLOWLY MOVE
EASTWARD THROUGH TUESDAY. THIS WILL PROMOTE FRESH TO STRONG
NORTHEAST TO EAST BREEZES THROUGH THE PERIOD, PEAKING THIS EVENING
THROUGH EARLY TUESDAY MORNING. TRANSPORT WINDS WILL REMAIN QUITE
STRONG TODAY THROUGH TUESDAY RANGING BETWEEN 25 TO 30 MPH. MIN RH
VALUES ARE EXPECTED TO BE IN THE UPPER 60S PERCENT TODAY AND
TUESDAY WITH DECENT RH RECOVERY TONIGHT TO THE UPPER 80S PERCENT.
FLZ076>078-230030-
MONROE UPPER KEYS-MONROE MIDDLE KEYS-MONROE LOWER KEYS-
INCLUDING THE CITIES OF KEY LARGO, MARATHON, AND KEY WEST
425 AM EST MON DEC 22 2025
TODAY TONIGHT TUE
CLOUD COVER MCLEAR MCLEAR PCLDY
CHANCE PRECIP (%) 10 10 10
CHANCE OF THUNDER (%) 0 0 0
WEATHER TYPE SHOWERS SHOWERS SHOWERS
MAX/MIN TEMP 79 72 79
MIN/MAX RH % 67 87 68
WIND 20FT AM (MPH) NE 12 E 14
WIND 20FT PM (MPH) NE 14 G21 NE 15 G23 E 12
PRECIP DURATION 1 1 1
PRECIP BEGIN 7 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
PRECIP AMOUNT 0.00 0.00 0.00
MIXING HGT(FT-AGL) 3500 1400 3600
TRANSPORT WND (MPH) NE 29 E 28 E 25
DISPERSION INDEX 55 40 57
MAX LVORI 4 3 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
TUESDAY NIGHT
MOSTLY CLEAR WITH A SLIGHT CHANCE OF SHOWERS.
LOWS IN THE LOWER 70S. EAST WINDS AROUND 15 MPH.
WEDNESDAY
SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 10 MPH.
WEDNESDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70. NORTHEAST WINDS
AROUND 10 MPH.
THURSDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 10 MPH.
THURSDAY NIGHT
PARTLY CLOUDY. LOWS AROUND 70. EAST WINDS
AROUND 5 MPH.
FRIDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. NORTHEAST WINDS
AROUND 5 MPH.
FRIDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70. NORTHEAST WINDS
AROUND 5 MPH.
SATURDAY
SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLEAR. LOWS AROUND 70. EAST WINDS AROUND
10 MPH.
SUNDAY
MOSTLY SUNNY. HIGHS IN THE UPPER 70S. EAST WINDS AROUND
5 MPH.
MJV
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