924
FNUS72 KKEY 141108
FWSKEY
SPOT FORECAST FOR BIG PINE KEY 9.2...USFWS
NATIONAL WEATHER SERVICE KEY WEST FL
708 AM EDT SAT OCT 14 2023
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER
SERVICE.
PLEASE CONTACT OUR OFFICE AT (305) 295-1316 EXT 3, IF YOU HAVE QUESTIONS
OR CONCERNS WITH THIS FORECAST.
DISCUSSION
A WEAK BOUNDARY LIES TO OUR NORTH THIS MORNING AND WILL SLOWLY
PUSH SOUTHWARD THROUGH THE DAY. MEANWHILE, AN APPROACHING ARCTIC
HIGH WILL PUSH A FRONT ACROSS THE FLORIDA PENINSULA AND ACROSS THE
FLORIDA KEYS SOMETIME SUNDAY NIGHT. EXPECT RAIN CHANCES TO
GRADUALLY INCREASE DURING THE DAY AND PEAK OVERNIGHT INTO SUNDAY
AFTERNOON. BEST THUNDER CHANCES WILL OCCUR THIS EVENING INTO
SUNDAY. SOUTHWEST WINDS NEAR 10 MPH TODAY WILL CLOCK AROUND TO
THE WEST AND EVENTUALLY NORTHWEST BEHIND THE FRONT AND INCREASE
SUNDAY AND SUNDAY NIGHT.
REST OF TODAY
SKY/WEATHER.........PARTLY CLOUDY (35-45 PERCENT). CHANCE OF
SHOWERS.
CHANCE OF PCPN......30 PERCENT.
LAL.................NO TSTMS.
MAX TEMPERATURE.....AROUND 91.
MIN HUMIDITY........66 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 6 TO 7 MPH.
WIND (20 FT)........SOUTHWEST WINDS 7 TO 8 MPH.
MIXING HEIGHT.......3300 FT AGL.
TRANSPORT WINDS.....WEST 12 TO 15 MPH.
DISPERSION INDEX....28 INCREASING TO 48.
TIME (EDT) 8 AM 10 AM NOON 2 PM 4 PM
SKY COVER.......PCLDY PCLDY PCLDY PCLDY PCLDY
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........
CHC OF PCPN (%).30 30 30 30 30
LAL.............1 1 1 1 1
TEMP............82 88 90 91 90
RH..............88 72 68 66 68
20 FT WIND......SW 9 SW 9 SW 10 W 10 W 10
20 FT WIND GUST.13 13 14 14 14
EYE LEVEL WIND..SW 6 SW 6 SW 7 W 7 W 7
EYE LVL WND GST.9 9 10 10 10
MIX HGT (FT)....1600 2400 3000 3300 3200
TRANSPORT WIND..SW 12 SW 13 W 14 W 14 W 14
DISPERSION......25 36 43 46 49
TONIGHT
SKY/WEATHER.........PARTLY CLOUDY (40-50 PERCENT) THEN BECOMING
MOSTLY CLOUDY (55-65 PERCENT). CHANCE OF
SHOWERS THROUGH THE NIGHT. SLIGHT CHANCE OF
THUNDERSTORMS.
CHANCE OF PCPN......50 PERCENT.
LAL.................NO TSTMS UNTIL 2000, THEN 1-8 STRIKES.
MIN TEMPERATURE.....AROUND 80.
MAX HUMIDITY........91 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 7 TO 8 MPH.
WIND (20 FT)........WEST WINDS 8 TO 9 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......1900 FT AGL.
TRANSPORT WINDS.....WEST 15 TO 17 MPH.
DISPERSION INDEX....39 DECREASING TO 18.
TIME (EDT) 6 PM 8 PM 10 PM MIDNGT 2 AM 4 AM
SKY COVER.......PCLDY PCLDY PCLDY PCLDY MCLDY MCLDY
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........ S CHC S CHC S CHC S CHC S CHC
CHC OF PCPN (%).30 50 50 50 50 50
LAL.............1 2 2 2 2 2
TEMP............89 84 83 82 81 81
RH..............70 82 85 88 91 88
20 FT WIND......W 10 W 10 W 10 W 10 W 10 W 10
20 FT WIND GUST.15 15 15 15 15 15
EYE LEVEL WIND..W 7 W 7 W 7 W 7 W 7 W 7
EYE LVL WND GST.11 11 11 11 11 11
MIX HGT (FT)....2800 2300 2100 2000 1900 1900
TRANSPORT WIND..W 15 W 15 W 15 W 15 W 15 W 16
DISPERSION......39 21 19 19 17 17
SUNDAY
SKY/WEATHER.........MOSTLY CLOUDY (55-65 PERCENT). CHANCE OF SHOWERS
AND SLIGHT CHANCE OF THUNDERSTORMS.
CHANCE OF PCPN......50 PERCENT.
LAL.................1-8 STRIKES.
MAX TEMPERATURE.....AROUND 87.
MIN HUMIDITY........70 PERCENT.
EYE LEVEL WINDS.....WEST WINDS 8 TO 10 MPH.
WIND (20 FT)........WEST WINDS 9 TO 12 MPH. GUSTY AND ERRATIC WINDS
EXPECTED NEAR THUNDERSTORMS.
MIXING HEIGHT.......3200 FT AGL.
TRANSPORT WINDS.....WEST 14 TO 18 MPH.
DISPERSION INDEX....27 INCREASING TO 37 EARLY IN THE MORNING.
TIME (EDT) 6 AM 9 AM NOON 3 PM
SKY COVER.......MCLDY MCLDY MCLDY MCLDY
WEATHER COV.....CHANCE CHANCE CHANCE CHANCE
WEATHER TYPE....RNSHWR RNSHWR RNSHWR RNSHWR
TSTM COV........S CHC S CHC S CHC S CHC
CHC OF PCPN (%).50 50 50 50
LAL.............2 2 2 2
TEMP............80 83 86 85
RH..............88 82 72 75
20 FT WIND......W 12G16 W 13G17 W 13G17 W 13G17
EYE LEVEL WIND..W 8G11 W 9G12 W 9G12 W 9G12
MIX HGT (FT)....1900 2200 2900 3200
TRANSPORT WIND..W 18 W 17 W 14 NW 15
DISPERSION......24 36 33 37
FORECASTER...LIW
REQUESTED BY...GREG SUSZEK
TYPE OF REQUEST...PRESCRIBED
.TAG 2322276.2/KEY
.DELDT 10/14/23
.FORMATTERVERSION 2.0.0
.EMAIL GREG_SUSZEK@FWS.GOV
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