Yarmouth Port
MA
09/18/2025 11:00 AM
69°F
TEMPERATURE
Winds 7 mph N
Patchy Drizzle
Patchy drizzle and patchy fog. Mostly cloudy, with a high near 74. North wind around 7 mph.
Moonrise
03:50 AM
Moonset
06:31 PM
Sunrise
06:24 AM
Moon Phase
Waning crescent
Sunset
06:46 PM
Hourly Forecast
Thu, 11:00 AM
Patchy DrizzleWinds: 7 mph N
69°
Thu, 12:00 PM
Patchy DrizzleWinds: 7 mph N
70°
Thu, 01:00 PM
Patchy DrizzleWinds: 7 mph N
70°
Thu, 02:00 PM
Patchy FogWinds: 7 mph N
70°
Thu, 03:00 PM
Patchy FogWinds: 6 mph N
71°
Thu, 04:00 PM
Patchy FogWinds: 6 mph N
71°
Thu, 05:00 PM
Patchy FogWinds: 5 mph N
71°
Thu, 06:00 PM
Partly CloudyWinds: 5 mph NW
70°
Thu, 07:00 PM
Partly CloudyWinds: 5 mph W
69°
Thu, 08:00 PM
Partly CloudyWinds: 5 mph SW
67°
Thu, 09:00 PM
Partly CloudyWinds: 6 mph SW
66°
Thu, 10:00 PM
Mostly ClearWinds: 7 mph SW
65°
Thu, 11:00 PM
Mostly ClearWinds: 8 mph SW
64°
Fri, 12:00 AM
Patchy FogWinds: 8 mph SW
64°
Fri, 01:00 AM
Patchy FogWinds: 8 mph W
64°
Fri, 02:00 AM
Patchy FogWinds: 8 mph W
64°
Fri, 03:00 AM
Mostly ClearWinds: 8 mph W
63°
Fri, 04:00 AM
Mostly ClearWinds: 8 mph W
63°
Fri, 05:00 AM
ClearWinds: 7 mph W
62°
Fri, 06:00 AM
SunnyWinds: 8 mph W
62°
Fri, 07:00 AM
SunnyWinds: 8 mph NW
63°
Fri, 08:00 AM
SunnyWinds: 8 mph NW
66°
Fri, 09:00 AM
SunnyWinds: 9 mph NW
69°
Fri, 10:00 AM
SunnyWinds: 10 mph NW
71°
Winds: 7 mph N
Patchy drizzle and patchy fog. Mostly cloudy, with a high near 74. North wind around 7 mph.
Winds: 5 to 8 mph W
Patchy fog between midnight and 3am. Mostly clear, with a low around 61. West wind 5 to 8 mph.
Winds: 8 to 12 mph N
Sunny, with a high near 75. North wind 8 to 12 mph.
Winds: 3 to 15 mph NE
Mostly clear, with a low around 53. Northeast wind 3 to 15 mph.
Winds: 7 to 14 mph NE
Sunny, with a high near 67. Northeast wind 7 to 14 mph.
Winds: 2 to 6 mph E
Mostly clear, with a low around 52. East wind 2 to 6 mph.
Winds: 2 to 9 mph SE
Mostly sunny, with a high near 67. Southeast wind 2 to 9 mph.
Winds: 5 to 8 mph S
Partly cloudy, with a low around 55. South wind 5 to 8 mph.
Winds: 5 to 10 mph S
Sunny, with a high near 72. South wind 5 to 10 mph.
Winds: 6 to 9 mph SW
Partly cloudy, with a low around 59. Southwest wind 6 to 9 mph.
Winds: 7 to 13 mph SW
Mostly sunny, with a high near 75. Southwest wind 7 to 13 mph.
Winds: 7 to 12 mph SW
A slight chance of rain showers after 2am. Mostly cloudy, with a low around 62. Southwest wind 7 to 12 mph.
Winds: 7 to 12 mph SE
A slight chance of rain showers. Partly sunny, with a high near 74. Southeast wind 7 to 12 mph.
Winds: 7 to 10 mph NE
A slight chance of rain showers. Partly cloudy, with a low around 59. Northeast wind 7 to 10 mph.
Coastal Waters Forecast for Massachusetts and Rhode Island
National Weather Service Boston/Norton MA
for Massachusetts and Rhode Island coastal waters. Low pres continues to move E further to sea this morning. A cold front will cross the region Fri, followed by a large high pres building in from the N for this weekend.
Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM
THIS AFTERNOON
N winds 5 to 10 kt Seas 2 to 3 ft Wave Detail: SE 3 ft at 7 seconds Patchy fog Patchy drizzle Isolated showers Vsby 1 NM or less
TONIGHT
SW winds 5 to 10 kt, becoming W after midnight Seas 2 to 3 ft Wave Detail: SE 3 ft at 7 seconds and SW 2 ft at 3 seconds Patchy fog Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight
FRI
NW winds 10 to 15 kt, becoming N in the afternoon Seas 2 to 3 ft Wave Detail: SE 3 ft at 7 seconds and W 2 ft at 3 seconds
FRI NIGHT
N winds 10 to 15 kt, increasing to 15 to 20 kt after midnight Gusts up to 25 kt Seas 2 to 4 ft Wave Detail: N 4 ft at 4 seconds and SE 2 ft at 7 seconds
SAT
NE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon Seas 2 to 4 ft Wave Detail: N 4 ft at 5 seconds and SE 2 ft at 8 seconds
SAT NIGHT
SE winds 5 to 10 kt, becoming SW after midnight Seas 2 to 3 ft Wave Detail: N 2 ft at 5 seconds and SE 1 foot at 8 seconds
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 4 ft
THIS AFTERNOON
N winds 5 to 10 kt, becoming E Seas around 2 ft Wave Detail: E 2 ft at 7 seconds and NE 1 foot at 4 seconds Isolated showers with patchy drizzle, then patchy drizzle Patchy fog Vsby 1 NM or less, increasing to 1 to 3 NM
TONIGHT
S winds 5 to 10 kt, becoming W after midnight Seas around 2 ft Wave Detail: E 2 ft at 7 seconds and SW 1 foot at 3 seconds Patchy fog after midnight with vsby 1 to 3 NM
FRI
NW winds around 10 kt, becoming N in the afternoon Seas around 2 ft Wave Detail: E 2 ft at 7 seconds and N 1 foot at 3 seconds
FRI NIGHT
N winds 10 to 15 kt, increasing to 15 to 20 kt after midnight Seas 2 to 3 ft Wave Detail: N 3 ft at 4 seconds and E 2 ft at 7 seconds
SAT
NE winds 10 to 15 kt with gusts up to 20 kt, becoming E 5 to 10 kt in the afternoon Seas 2 to 3 ft Wave Detail: N 3 ft at 5 seconds and E 1 foot at 8 seconds
SAT NIGHT
S winds 5 to 10 kt, becoming SW after midnight Seas around 2 ft Wave Detail: E 2 ft at 7 seconds and S 1 foot at 2 seconds
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft
THIS AFTERNOON
N winds 5 to 10 kt Seas around 2 ft Wave Detail: SE 2 ft at 7 seconds and N 1 foot at 2 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
TONIGHT
SW winds 5 to 10 kt Seas around 2 ft Wave Detail: S 2 ft at 7 seconds and NW 1 foot at 3 seconds Patchy fog after midnight with vsby 1 to 3 NM
FRI
NW winds around 10 kt, becoming N in the afternoon Seas around 2 ft Wave Detail: SE 2 ft at 7 seconds and N 1 foot at 3 seconds
FRI NIGHT
NE winds 10 to 15 kt, becoming N 15 to 20 kt after midnight Gusts up to 25 kt Seas 2 to 4 ft Wave Detail: N 3 ft at 4 seconds and N 2 ft at 4 seconds
SAT
NE winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon Seas 2 to 3 ft Wave Detail: N 3 ft at 5 seconds and S 1 foot at 5 seconds
SAT NIGHT
SE winds around 5 kt Seas around 2 ft Wave Detail: N 2 ft at 5 seconds and SE 1 foot at 8 seconds
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Seas around 2 ft
THIS AFTERNOON
NE winds around 5 kt, becoming NW Seas 2 to 3 ft Wave Detail: S 3 ft at 7 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
TONIGHT
W winds 5 to 10 kt Seas 2 to 3 ft Wave Detail: S 3 ft at 7 seconds Patchy fog Vsby 1 NM or less
FRI
NW winds around 10 kt, becoming N in the afternoon Seas 2 to 3 ft Wave Detail: SE 3 ft at 7 seconds and W 2 ft at 4 seconds Patchy fog in the morning with vsby 1 NM or less
FRI NIGHT
NE winds 5 to 10 kt, becoming N 15 to 20 kt after midnight Gusts up to 25 kt Seas 2 to 4 ft Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 7 seconds
SAT
NE winds 10 to 15 kt Gusts up to 20 kt in the morning Seas 2 to 4 ft Wave Detail: NE 3 ft at 5 seconds and N 2 ft at 5 seconds
SAT NIGHT
E winds 5 to 10 kt Seas 2 to 3 ft Wave Detail: NE 2 ft at 7 seconds and SE 1 foot at 15 seconds
SUN THROUGH MON NIGHT
SW winds 5 to 10 kt Seas 2 to 4 ft
THIS AFTERNOON
NW winds around 5 kt Seas 2 to 4 ft Wave Detail: S 3 ft at 7 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
TONIGHT
W winds 5 to 10 kt Seas 2 to 3 ft Wave Detail: S 3 ft at 7 seconds and W 2 ft at 4 seconds Patchy fog Vsby 1 NM or less
FRI
NW winds 5 to 10 kt Seas 2 to 3 ft Wave Detail: S 3 ft at 7 seconds and W 2 ft at 4 seconds Patchy fog in the morning with vsby 1 NM or less
FRI NIGHT
NE winds 5 to 10 kt, increasing to 15 to 20 kt after midnight Seas 2 to 4 ft Wave Detail: NE 3 ft at 4 seconds and S 2 ft at 7 seconds
SAT AND SAT NIGHT
E winds 15 to 20 kt Seas 2 to 4 ft Wave Detail: N 3 ft at 4 seconds and SE 2 ft at 8 seconds
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt Seas 2 to 4 ft Wave Detail: SE 4 ft at 12 seconds and SW 2 ft at 3 seconds
THIS AFTERNOON
N winds 5 to 10 kt, becoming NW Seas 3 to 4 ft Wave Detail: S 3 ft at 7 seconds and N 1 foot at 3 seconds Patchy drizzle Patchy fog Vsby 1 NM or less
TONIGHT
W winds 5 to 10 kt Seas around 3 ft Wave Detail: S 3 ft at 6 seconds and W 2 ft at 3 seconds
FRI
W winds 5 to 10 kt Seas around 3 ft Wave Detail: S 3 ft at 7 seconds and NW 2 ft at 3 seconds
FRI NIGHT
N winds 10 to 15 kt, becoming NE 15 to 20 kt after midnight Seas 2 to 4 ft Wave Detail: NE 4 ft at 4 seconds and SW 2 ft at 6 seconds
SAT AND SAT NIGHT
E winds 15 to 20 kt Seas 2 to 4 ft Wave Detail: NE 4 ft at 5 seconds and SE 2 ft at 9 seconds
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt Seas 2 to 4 ft Wave Detail: SE 4 ft at 11 seconds and E 3 ft at 5 seconds
THIS AFTERNOON
N winds around 5 kt Seas around 2 ft Wave Detail: S 2 ft at 7 seconds and NW 1 foot at 2 seconds Patchy fog Patchy drizzle Vsby 1 NM or less, increasing to 1 to 3 NM
TONIGHT
W winds 5 to 10 kt Seas around 2 ft Wave Detail: W 1 foot at 2 seconds and NE 1 foot at 5 seconds Patchy fog Vsby 1 to 3 NM
FRI
NW winds around 10 kt, becoming N in the afternoon Seas around 2 ft Wave Detail: N 1 foot at 3 seconds and W 1 foot at 4 seconds
FRI NIGHT
NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight Seas 2 to 3 ft Wave Detail: NE 3 ft at 4 seconds and NW 1 foot at 3 seconds
SAT
NE winds 15 to 20 kt, diminishing to 10 to 15 kt in the afternoon Seas 2 to 3 ft Wave Detail: N 3 ft at 4 seconds and S 1 foot at 5 seconds
SAT NIGHT
E winds 5 to 10 kt Seas around 2 ft Wave Detail: NE 2 ft at 5 seconds and SE 1 foot at 8 seconds
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt Seas around 2 ft
THIS AFTERNOON
N winds 5 to 10 kt, becoming NW Seas around 2 ft Wave Detail: S 2 ft at 7 seconds and NE 1 foot at 2 seconds Patchy fog Patchy drizzle Vsby 1 to 3 NM
TONIGHT
W winds 5 to 10 kt Seas around 2 ft Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 7 seconds Patchy fog after midnight with vsby 1 to 3 NM
FRI
NW winds 5 to 10 kt, becoming W in the afternoon Seas around 2 ft Wave Detail: N 1 foot at 3 seconds and W 1 foot at 4 seconds
FRI NIGHT
E winds 5 to 10 kt, becoming NE 10 to 15 kt with gusts up to 20 kt after midnight Seas 2 to 3 ft Wave Detail: N 2 ft at 3 seconds and SW 1 foot at 5 seconds
SAT AND SAT NIGHT
E winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: N 2 ft at 4 seconds and S 1 foot at 5 seconds
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt Seas around 2 ft Wave Detail: SW 2 ft at 4 seconds and SE 2 ft at 10 seconds
THIS AFTERNOON
N winds around 5 kt, becoming NW Seas around 2 ft Wave Detail: S 2 ft at 7 seconds and NE 1 foot at 2 seconds Patchy fog Patchy drizzle Isolated showers Vsby 1 to 3 NM
TONIGHT
W winds 5 to 10 kt Seas around 2 ft Wave Detail: S 2 ft at 6 seconds and W 1 foot at 2 seconds
FRI
NW winds 5 to 10 kt Seas around 2 ft Wave Detail: N 1 foot at 3 seconds and W 1 foot at 3 seconds
FRI NIGHT
NE winds 5 to 10 kt, increasing to 10 to 15 kt with gusts up to 20 kt after midnight Seas around 2 ft Wave Detail: N 2 ft at 3 seconds and SW 1 foot at 4 seconds
SAT AND SAT NIGHT
E winds 10 to 15 kt with gusts up to 20 kt Seas around 2 ft Wave Detail: N 2 ft at 4 seconds and S 1 foot at 5 seconds
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Seas around 2 ft Wave Detail: SW 2 ft at 3 seconds and SE 2 ft at 10 seconds
THIS AFTERNOON
N winds 5 to 10 kt, becoming NW Seas 2 to 3 ft Wave Detail: S 3 ft at 7 seconds and NE 1 foot at 3 seconds Isolated showers with patchy drizzle, then patchy drizzle Patchy fog Vsby 1 NM or less
TONIGHT
W winds 5 to 10 kt Seas 2 to 3 ft Wave Detail: S 3 ft at 7 seconds and W 2 ft at 3 seconds
FRI
NW winds 5 to 10 kt, becoming W in the afternoon Seas 2 to 3 ft Wave Detail: S 3 ft at 7 seconds and W 1 foot at 3 seconds
FRI NIGHT
NE winds 10 to 15 kt, increasing to 15 to 20 kt after midnight Seas 2 to 3 ft Wave Detail: NE 3 ft at 3 seconds and S 2 ft at 7 seconds
SAT AND SAT NIGHT
E winds 15 to 20 kt Seas 2 to 3 ft Wave Detail: NE 3 ft at 4 seconds and SE 2 ft at 8 seconds
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt Seas 2 to 3 ft Wave Detail: SE 3 ft at 12 seconds and SE 2 ft at 4 seconds
THIS AFTERNOON
N winds 5 to 10 kt, becoming W Seas 2 to 3 ft Wave Detail: S 3 ft at 7 seconds and NE 1 foot at 3 seconds Patchy drizzle Patchy fog
TONIGHT
W winds 5 to 10 kt Seas 2 to 3 ft Wave Detail: S 3 ft at 6 seconds and W 1 foot at 2 seconds
FRI
W winds 5 to 10 kt Seas 2 to 3 ft Wave Detail: S 2 ft at 6 seconds and W 1 foot at 3 seconds
FRI NIGHT
N winds 10 to 15 kt, becoming NE 15 to 20 kt after midnight Seas 2 to 3 ft Wave Detail: NE 3 ft at 4 seconds and S 2 ft at 6 seconds
SAT AND SAT NIGHT
E winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: NE 3 ft at 5 seconds and SE 2 ft at 8 seconds
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt Seas 2 to 3 ft Wave Detail: SE 3 ft at 12 seconds and E 2 ft at 4 seconds
THIS AFTERNOON
N winds around 5 kt, becoming E Waves 1 foot or less Patchy drizzle
TONIGHT
S winds 5 to 10 kt, becoming W after midnight Waves 1 foot or less
FRI
NW winds around 10 kt Waves around 2 ft
FRI NIGHT
N winds 10 to 15 kt Waves around 2 ft
SAT
NE winds 10 to 15 kt, becoming E 5 to 10 kt in the afternoon Waves around 2 ft in the morning, then 1 foot or less
SAT NIGHT
SE winds 5 to 10 kt, becoming W after midnight Waves 1 foot or less
SUN THROUGH MON NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Waves around 2 ft
THIS AFTERNOON
N winds 5 to 10 kt, becoming W Waves around 2 ft Patchy drizzle Patchy fog
TONIGHT
SW winds 5 to 10 kt, becoming W after midnight Waves around 2 ft
FRI
NW winds 5 to 10 kt Waves around 2 ft
FRI NIGHT
N winds 5 to 10 kt, increasing to 10 to 15 kt after midnight Waves around 2 ft
SAT AND SAT NIGHT
E winds 10 to 15 kt Waves around 2 ft
SUN THROUGH MON NIGHT
SW winds 5 to 10 kt Waves around 2 ft
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