035
FNUS52 KKEY 020820
FWFKEY
FIRE WEATHER PLANNING FORECAST FOR THE FLORIDA KEYS
NATIONAL WEATHER SERVICE KEY WEST FL
420 AM EDT TUE SEP 2 2025
DISCUSSION
A STATIONARY FRONT LIES JUST TO OUR NORTH, KEEPING THE KEYS IN AN
USUALLY MOIST WEST TO NORTHWEST FLOW. THE FRONT WILL GRADUALLY
ENCROACH ON THE KEYS, SETTING UP FOR A PROLONGED AND POTENTIALLY
HEAVY RAINFALL EVENT THAT COULD LAST UNTIL THE END OF THE WEEK.
RAIN CHANCES WILL BE WELL ABOVE NORMAL THROUGH THE NEXT SEVERAL
DAYS. THIS MOIST AIR MASS WILL HELP TO KEEP AFTERNOON MINIMUM
RELATIVE HUMIDITY VALUES NEAR 70 PERCENT AND RECOVERING INTO THE
90 PERCENTILE OVERNIGHT.
FLZ076>078-030015-
MONROE UPPER KEYS-MONROE MIDDLE KEYS-MONROE LOWER KEYS-
INCLUDING THE CITIES OF KEY LARGO, MARATHON, AND KEY WEST
420 AM EDT TUE SEP 2 2025
TODAY TONIGHT WED
CLOUD COVER PCLDY PCLDY PCLDY
CHANCE PRECIP (%) 60 70 80
CHANCE OF THUNDER (%) 50 50 50
WEATHER TYPE TSTMS TSTMS TSTMS
MAX/MIN TEMP 91 78 90
MIN/MAX RH % 67 92 69
WIND 20FT AM (MPH) NW 6 W 6
WIND 20FT PM (MPH) W 8 W 10 W 7
PRECIP DURATION 9 9 12
PRECIP BEGIN 6 AM CONTINUING CONTINUING
PRECIP END CONTINUING CONTINUING CONTINUING
PRECIP AMOUNT 0.20 0.15 0.41
MIXING HGT(FT-AGL) 3100 1400 3000
TRANSPORT WND (MPH) W 14 W 16 W 10
DISPERSION INDEX 29 17 25
MAX LVORI 5 5 4
REMARKS...NONE.
FORECAST FOR DAYS 3 THROUGH 7
WEDNESDAY NIGHT
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS
AROUND 80. WEST WINDS AROUND 5 MPH.
THURSDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. HIGHS IN THE
UPPER 80S. WEST WINDS AROUND 10 MPH.
THURSDAY NIGHT
SHOWERS AND A CHANCE OF THUNDERSTORMS. LOWS
AROUND 80. WEST WINDS AROUND 10 MPH.
FRIDAY
SHOWERS AND A CHANCE OF THUNDERSTORMS. HIGHS IN THE
UPPER 80S. SOUTHWEST WINDS AROUND 10 MPH.
FRIDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 80. SOUTHWEST WINDS AROUND 10 MPH.
SATURDAY
PARTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 80S. SOUTHWEST WINDS AROUND
5 MPH.
SATURDAY NIGHT
MOSTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 80. SOUTH WINDS AROUND 5 MPH.
SUNDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 80S. SOUTHEAST WINDS AROUND
5 MPH.
SUNDAY NIGHT
PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. LOWS AROUND 80. EAST WINDS AROUND 10 MPH.
MONDAY
MOSTLY SUNNY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS. HIGHS IN THE UPPER 80S. EAST WINDS AROUND 10 MPH.
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