931
FNUS72 KNHC 170932
FWSNHC
SPOT FORECAST FOR COAST GUARD GI FORECAST...USCG
NWS NATIONAL HURRICANE CENTER MIAMI FL
1000 EDT FRI OCT 17 2025
FORECAST IS BASED ON FORECAST START TIME OF 0600 EDT ON OCTOBER 17.
IF CONDITIONS BECOME UNREPRESENTATIVE...CONTACT THE NWS
NATIONAL HURRICANE CENTER/TROPICAL ANALYSIS AND FORECAST
BRANCH AT (305)229-4425.
DISCUSSION
FORECAST DISCUSSION VALID 12Z 10/17/25 - 12Z
10/18/25: MYIG WILL REMAIN VOID OF ANY PRECIPITATION AS SKIES WILL
REMAIN VFR THROUGH THE ENTIRE PERIOD. WINDS SHOULD ALSO REMAIN
LIGHT 5-10 KT SHIFTING FROM NNW TO NE THROUGH THE PERIOD.
MATTHEW TOWN (MYIG 21.0N 73.7W):
12Z-14Z SCT015-020. OCNL SCT015-020 SCT070. WND NNW 5-10KT.
14Z-04Z SKC. OCNL SCT020-025. WND NNE 5-10KT.
04Z-12Z. SCT015-020. OCNL SCT015-020 SCT040. WND NE 5-10KT.
LATITUDE = 20.96
LONGITUDE = 73.69
TODAY
SKY/WEATHER.........SUNNY (20-30 PERCENT).
MAX TEMPERATURE.....AROUND 83.
SURFACE WINDS (KTS).NORTH WINDS AROUND 4 KNOTS EARLY IN THE MORNING
BECOMING LIGHT, THEN BECOMING NORTH 5 TO 6
KNOTS LATE IN THE AFTERNOON.
SWELL HEIGHT........NORTH SWELL 1 FEET.
WAVE HEIGHT.........2 FEET.
WAVE HEIGHT.........2 FEET.
WAVE PERIOD.........9 SECONDS.
WAVE PERIOD.........9 SECONDS.
WIND WAVE...........2 FEET.
SEA SURFACE TEMP....86 DEGREES FAHRENHEIT.
TIME (EDT) 6 AM 9 AM NOON 3 PM
SKY (%).........38 10 10 19
WEATHER TYPE....NONE NONE NONE NONE
TEMP............82 82 82 83
SFC WIND (KTS)..NNW 4G5 N 3G4 NNE 3G4 NNE 5G7
SWELL HGT (FT)..N 1 N 1 N 1 N 1
WAVE PERIOD (S).9 9 9 9
WIND WAVE (FT)..1 1 1 2
WAVE HEIGHT (FT)2 2 2 2
SST (F).........86 86 86 86
TONIGHT
SKY/WEATHER.........MOSTLY CLEAR (15-25 PERCENT).
MIN TEMPERATURE.....AROUND 80.
SURFACE WINDS (KTS).NORTHEAST WINDS AROUND 6 KNOTS SHIFTING TO THE
EAST 6 TO 7 KNOTS LATE IN THE EVENING.
SWELL HEIGHT........NORTH SWELL 0 FEET.
WAVE HEIGHT.........2 FEET.
WAVE HEIGHT.........2 FEET.
WAVE PERIOD.........9 SECONDS.
WAVE PERIOD.........9 SECONDS.
WIND WAVE...........2 FEET.
SEA SURFACE TEMP....86 DEGREES FAHRENHEIT.
TIME (EDT) 6 PM 9 PM MIDNGT 3 AM
SKY (%).........19 26 26 10
WEATHER TYPE....NONE NONE NONE NONE
TEMP............83 81 81 80
SFC WIND (KTS)..NNE 6G8 NE 6G9 NE 7G9 E 6G9
SWELL HGT (FT)..N 1 N 0 N 0 N 0
WAVE PERIOD (S).9 9 9 9
WIND WAVE (FT)..2 2 2 2
WAVE HEIGHT (FT)2 2 2 2
SST (F).........86 86 86 86
SATURDAY
SKY/WEATHER.........SUNNY (10-20 PERCENT). SCATTERED SHOWERS AND
ISOLATED THUNDERSTORMS EARLY IN THE MORNING.
MAX TEMPERATURE.....AROUND 85.
SURFACE WINDS (KTS).EAST WINDS 5 TO 7 KNOTS.
SWELL HEIGHT........NORTH SWELL 0 FEET.
WAVE HEIGHT.........2 FEET BUILDING TO 3 FEET LATE IN THE
AFTERNOON.
WAVE HEIGHT.........2 FEET BUILDING TO 3 FEET LATE IN THE
AFTERNOON.
WAVE PERIOD.........9 SECONDS.
WAVE PERIOD.........9 SECONDS.
WIND WAVE...........2 FEET.
SEA SURFACE TEMP....86 DEGREES FAHRENHEIT.
TIME (EDT) 6 AM 9 AM NOON 3 PM
SKY (%).........10 3 3 26
WEATHER COV..... SCTTRD SCTTRD SCTTRD
WEATHER TYPE....NONE RNSHWR RNSHWR RNSHWR
TSTM COV........ ISOLTD ISOLTD ISOLTD
TEMP............80 83 83 85
SFC WIND (KTS)..E 6G9 E 7G9 E 6G8 E 5G7
SWELL HGT (FT)..N 0 N 0 N 0 N 1
WAVE PERIOD (S).9 8 8 8
WIND WAVE (FT)..2 2 2 2
WAVE HEIGHT (FT)2 2 2 2
SST (F).........86 86 86 86
FORECASTER...AL/DB
REQUESTED BY...AIR STATION MIAMI
TYPE OF REQUEST...MARINE
.TAG 2523592.2/NHC
.DELDT 10/17/25
.FORMATTERVERSION 2.0.0
.EMAIL LANDON.W.KLOPFENSTEIN@USCG.MIL,SARAH.R.WRIGHT@USCG.MIL
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