Cape Ann's Marina, MA
05/31/2026 01:00 AM
48°F
TEMPERATURE
Winds 5 mph N
Partly Cloudy
Mostly clear, with a low around 46. Northwest wind around 6 mph.
Moonrise
09:06 PM
Moonset
05:07 AM
Sunrise
05:07 AM
Moon Phase
Waxing gibbous
Sunset
08:12 PM

Hourly Forecast

Sun, 01:00 AM

Partly Cloudy
Winds: 5 mph N
48°

Sun, 02:00 AM

Partly Cloudy
Winds: 5 mph N
47°

Sun, 03:00 AM

Mostly Clear
Winds: 6 mph NW
47°

Sun, 04:00 AM

Mostly Clear
Winds: 6 mph NW
47°

Sun, 05:00 AM

Clear
Winds: 6 mph NW
47°

Sun, 06:00 AM

Sunny
Winds: 5 mph NW
47°

Sun, 07:00 AM

Sunny
Winds: 5 mph NW
51°

Sun, 08:00 AM

Sunny
Winds: 5 mph NW
55°

Sun, 09:00 AM

Sunny
Winds: 3 mph NW
59°

Sun, 10:00 AM

Sunny
Winds: 3 mph NW
63°

Sun, 11:00 AM

Mostly Sunny
Winds: 3 mph N
65°

Sun, 12:00 PM

Mostly Sunny
Winds: 3 mph N
66°

Sun, 01:00 PM

Partly Sunny
Winds: 5 mph S
66°

Sun, 02:00 PM

Slight Chance Rain Showers
Winds: 6 mph S
67°

Sun, 03:00 PM

Chance Rain Showers
Winds: 6 mph S
66°

Sun, 04:00 PM

Chance Rain Showers
Winds: 5 mph SW
66°

Sun, 05:00 PM

Chance Rain Showers
Winds: 5 mph SW
67°

Sun, 06:00 PM

Chance Rain Showers
Winds: 3 mph S
65°

Sun, 07:00 PM

Chance Rain Showers
Winds: 3 mph S
63°

Sun, 08:00 PM

Chance Rain Showers
Winds: 3 mph S
62°

Sun, 09:00 PM

Chance Rain Showers
Winds: 3 mph S
59°

Sun, 10:00 PM

Chance Rain Showers
Winds: 3 mph SW
57°

Sun, 11:00 PM

Chance Rain Showers
Winds: 3 mph SW
57°

Mon, 12:00 AM

Chance Rain Showers
Winds: 3 mph W
56°

Overnight

Mostly Clear
46°
Winds: 6 mph NW
Mostly clear, with a low around 46. Northwest wind around 6 mph.

Sunday

Mostly Sunny then Chance Rain Showers
69°
Winds: 6 mph NW
A chance of rain showers after 2pm. Mostly sunny, with a high near 69. Northwest wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Sunday Night

Chance Rain Showers
50°
Winds: 5 mph W
A chance of rain showers. Mostly cloudy, with a low around 50. West wind around 5 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Monday

Chance Rain Showers
62°
Winds: 5 to 10 mph NE
A chance of rain showers before 2pm. Partly sunny, with a high near 62. Northeast wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Monday Night

Mostly Clear
48°
Winds: 3 mph S
Mostly clear, with a low around 48. South wind around 3 mph.

Tuesday

Sunny then Slight Chance Rain Showers
66°
Winds: 2 to 8 mph S
A slight chance of rain showers after 5pm. Sunny, with a high near 66. South wind 2 to 8 mph. Chance of precipitation is 20%.

Tuesday Night

Partly Cloudy
50°
Winds: 6 mph SW
Partly cloudy, with a low around 50. Southwest wind around 6 mph.

Wednesday

Mostly Sunny
67°
Winds: 3 to 8 mph NE
Mostly sunny, with a high near 67. Northeast wind 3 to 8 mph.

Wednesday Night

Mostly Clear
52°
Winds: 6 mph SW
Mostly clear, with a low around 52. Southwest wind around 6 mph.

Thursday

Mostly Sunny
74°
Winds: 3 to 7 mph S
Mostly sunny, with a high near 74. South wind 3 to 7 mph.

Thursday Night

Partly Cloudy
58°
Winds: 6 mph SW
Partly cloudy, with a low around 58. Southwest wind around 6 mph.

Friday

Mostly Sunny
81°
Winds: 3 to 7 mph S
Mostly sunny, with a high near 81. South wind 3 to 7 mph.

Friday Night

Mostly Cloudy
62°
Winds: 6 mph SW
Mostly cloudy, with a low around 62. Southwest wind around 6 mph.

Saturday

Partly Sunny then Chance Rain Showers
82°
Winds: 8 mph SW
A chance of rain showers after noon. Partly sunny, with a high near 82. Southwest wind around 8 mph.

Coastal Waters Forecast for Massachusetts and Rhode Island

National Weather Service Boston/Norton MA

for Massachusetts and Rhode Island coastal waters. Storm-force gusts will drop off this evening into tonight. High pres briefly builds south of the waters Sun before another northern stream shortwave/low pres system crosses the region Mon. Low pres will then meander south of the waters into the middle of next week.

Coastal waters from the Merrimack River MA to Watch Hill RI out to 60 NM

Coastal waters east of Ipswich Bay and the Stellwagen Bank
National Marine Sanctuary

SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY
Reporting time 01:03 AM EDT Sun May 31 2026

Massachusetts Bay and Ipswich Bay

SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY
Reporting time 01:03 AM EDT Sun May 31 2026

Cape Cod Bay

SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY
Reporting time 01:03 AM EDT Sun May 31 2026

Coastal waters from Provincetown MA to Chatham MA to Nantucket MA
out 20 NM

SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY
Reporting time 01:03 AM EDT Sun May 31 2026

Coastal Waters extending out to 25 NM South of Marthas Vineyard
and Nantucket

SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY
Reporting time 01:03 AM EDT Sun May 31 2026

Coastal Waters from Montauk NY to Marthas Vineyard extending out
to 20 NM South of Block Island

SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY
Reporting time 01:03 AM EDT Sun May 31 2026

Nantucket Sound

SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY
Reporting time 01:03 AM EDT Sun May 31 2026

Vineyard Sound

REST OF TONIGHT
N winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: NE 2 ft at 7 seconds and NW 1 foot at 5 seconds
SUN
NW winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon Seas 2 to 3 ft Wave Detail: SW 2 ft at 3 seconds and E 1 foot at 8 seconds
SUN NIGHT
SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight Seas 2 to 3 ft Wave Detail: SW 2 ft at 4 seconds and S 1 foot at 10 seconds A chance of showers
MON
NW winds 5 to 10 kt, becoming NE 10 to 15 kt in the afternoon Seas around 2 ft Wave Detail: SW 2 ft at 6 seconds and S 1 foot at 10 seconds A chance of showers
MON NIGHT
NE winds 10 to 15 kt, diminishing to around 5 kt after midnight Seas around 2 ft Wave Detail: SW 2 ft at 6 seconds and NE 1 foot at 5 seconds
TUE AND TUE NIGHT
NE winds 5 to 10 kt Seas around 2 ft Wave Detail: S 1 foot at 5 seconds and E 1 foot at 10 seconds
WED THROUGH THU NIGHT
NW winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft
Reporting time 01:03 AM EDT Sun May 31 2026

Buzzards Bay

REST OF TONIGHT
N winds 10 to 15 kt Seas around 2 ft Wave Detail: NE 2 ft at 4 seconds and NW 1 foot at 9 seconds
SUN
NW winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon Seas around 2 ft Wave Detail: SW 2 ft at 3 seconds and NE 1 foot at 5 seconds
SUN NIGHT
SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight Seas around 2 ft Wave Detail: SW 2 ft at 4 seconds and SE 1 foot at 10 seconds A chance of showers
MON
NW winds 5 to 10 kt, becoming NE 10 to 15 kt in the afternoon Seas around 2 ft Wave Detail: W 1 foot at 5 seconds and SE 1 foot at 9 seconds A chance of showers
MON NIGHT
NE winds 5 to 10 kt Seas around 2 ft Wave Detail: NE 1 foot at 3 seconds and SW 1 foot at 6 seconds
TUE AND TUE NIGHT
NE winds 5 to 10 kt Seas around 2 ft Wave Detail: E 1 foot at 5 seconds and E 1 foot at 8 seconds
WED THROUGH THU NIGHT
W winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft
Reporting time 01:03 AM EDT Sun May 31 2026

Rhode Island Sound

REST OF TONIGHT
N winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: NE 3 ft at 7 seconds and NW 1 foot at 5 seconds
SUN
NW winds 10 to 15 kt, becoming SW in the afternoon Seas 2 to 3 ft Wave Detail: W 3 ft at 3 seconds and E 3 ft at 9 seconds
SUN NIGHT
W winds 10 to 15 kt Seas 2 to 3 ft Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 10 seconds
MON
NW winds 5 to 10 kt, becoming NE 10 to 15 kt in the afternoon Seas 2 to 3 ft Wave Detail: SW 2 ft at 6 seconds and SE 2 ft at 10 seconds A chance of showers
MON NIGHT
NE winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight Seas 2 to 3 ft Wave Detail: NE 3 ft at 6 seconds and SW 2 ft at 6 seconds
TUE AND TUE NIGHT
NE winds 10 to 15 kt Seas around 2 ft Wave Detail: SE 2 ft at 4 seconds and E 2 ft at 9 seconds
WED THROUGH THU NIGHT
NW winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 4 ft
Reporting time 01:03 AM EDT Sun May 31 2026

Block Island Sound

REST OF TONIGHT
N winds 5 to 10 kt Seas 2 to 3 ft Wave Detail: NE 3 ft at 6 seconds and W 1 foot at 6 seconds
SUN
NW winds 5 to 10 kt, becoming SW 10 to 15 kt with gusts up to 20 kt in the afternoon Seas 2 to 3 ft Wave Detail: E 3 ft at 9 seconds and W 2 ft at 3 seconds
SUN NIGHT
SW winds 10 to 15 kt, becoming W 5 to 10 kt after midnight Seas 2 to 3 ft Wave Detail: E 3 ft at 10 seconds and SW 2 ft at 4 seconds
MON
NW winds 5 to 10 kt, becoming NE 10 to 15 kt in the afternoon Seas 2 to 3 ft Wave Detail: SW 2 ft at 6 seconds and E 2 ft at 10 seconds A chance of showers
MON NIGHT
NE winds 10 to 15 kt, diminishing to 5 to 10 kt after midnight Seas 2 to 3 ft Wave Detail: S 2 ft at 5 seconds and E 2 ft at 7 seconds
TUE AND TUE NIGHT
NE winds 5 to 10 kt Seas around 2 ft Wave Detail: SE 2 ft at 5 seconds and E 2 ft at 9 seconds
WED THROUGH THU NIGHT
W winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 4 ft
Reporting time 01:03 AM EDT Sun May 31 2026

Boston Harbor

REST OF TONIGHT
NW winds 5 to 10 kt Waves 1 foot or less, except 2 to 4 ft at the outer harbor entrance
SUN
NW winds 5 to 10 kt, becoming SE in the afternoon Waves 1 foot or less, except 2 to 4 ft at the outer harbor entrance A chance of showers in the afternoon
SUN NIGHT
W winds 5 to 10 kt Waves 1 foot or less A chance of showers
MON
N winds 10 to 15 kt, becoming NE in the afternoon Waves around 2 ft A chance of showers
MON NIGHT
E winds 5 to 10 kt, becoming W after midnight Waves 1 foot or less
TUE AND TUE NIGHT
W winds 5 to 10 kt Waves 1 foot or less
WED THROUGH THU NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Waves around 2 ft
Reporting time 01:03 AM EDT Sun May 31 2026

Narragansett Bay

REST OF TONIGHT
N winds 5 to 10 kt Waves around 2 ft
SUN
NW winds 5 to 10 kt, becoming SW in the afternoon Waves around 2 ft
SUN NIGHT
W winds 5 to 10 kt Waves around 2 ft
MON
NW winds 5 to 10 kt, becoming NE in the afternoon Waves around 2 ft A chance of showers
MON NIGHT
NE winds 5 to 10 kt Waves around 2 ft
TUE AND TUE NIGHT
NW winds 5 to 10 kt Waves around 2 ft
WED THROUGH THU NIGHT
W winds 10 to 15 kt Waves 2 to 3 ft
Reporting time 01:03 AM EDT Sun May 31 2026

Ocean Waters from the Merrimack River to Plymouth from 40 to
60 NM

REST OF TONIGHT
N winds 10 to 15 kt with gusts up to 20 kt Seas 7 to 9 ft Wave Detail: NE 7 ft at 8 seconds and S 1 foot at 7 seconds
SUN
N winds 10 to 15 kt with gusts up to 20 kt, becoming SW around 5 kt in the afternoon Seas 5 to 7 ft Wave Detail: E 6 ft at 9 seconds and S 1 foot at 7 seconds
SUN NIGHT
S winds 5 to 10 kt Seas 4 to 5 ft Wave Detail: E 5 ft at 9 seconds and SW 1 foot at 6 seconds A chance of showers
MON
NE winds 10 to 15 kt Seas around 4 ft Wave Detail: E 4 ft at 9 seconds A chance of showers in the morning
MON NIGHT
NE winds around 5 kt, becoming NW after midnight Seas 3 to 5 ft Wave Detail: E 4 ft at 9 seconds and S 1 foot at 6 seconds
TUE AND TUE NIGHT
S winds 5 to 10 kt Seas 3 to 4 ft Wave Detail: E 3 ft at 8 seconds and S 1 foot at 5 seconds
WED AND WED NIGHT
NE winds 10 to 15 kt with gusts up to 20 kt, becoming SW Seas 3 to 5 ft
THU
SE winds around 10 kt Seas 5 to 7 ft
THU NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Seas 4 to 6 ft
Reporting time 01:03 AM EDT Sun May 31 2026

Ocean Waters from Provincetown to Nantucket from 20 to 60 NM

REST OF TONIGHT
N winds 20 to 25 kt with gusts up to 30 kt Seas 9 to 12 ft Wave Detail: NE 11 ft at 9 seconds and SW 1 foot at 7 seconds
SUN
N winds 15 to 20 kt with gusts up to 25 kt, becoming NW 5 to 10 kt in the afternoon Seas 7 to 10 ft, subsiding to 5 to 8 ft in the afternoon Wave Detail: NE 10 ft at 9 seconds and SW 1 foot at 7 seconds, becoming E 8 ft at 9 seconds and W 1 foot at 5 seconds
SUN NIGHT
SW winds 5 to 10 kt, increasing to 10 to 15 kt after midnight Seas 4 to 6 ft Wave Detail: E 6 ft at 9 seconds and SW 2 ft at 7 seconds A chance of showers after midnight
MON
W winds 5 to 10 kt, becoming N in the afternoon Seas 4 to 5 ft Wave Detail: E 4 ft at 9 seconds and SW 2 ft at 5 seconds A chance of showers
MON NIGHT
NE winds 5 to 10 kt Seas 4 to 6 ft Wave Detail: E 5 ft at 9 seconds and SW 2 ft at 6 seconds
TUE AND TUE NIGHT
NE winds 10 to 15 kt Seas 4 to 6 ft Wave Detail: E 4 ft at 9 seconds and SW 1 foot at 5 seconds
WED
NE winds 15 to 20 kt with gusts up to 25 kt Seas 4 to 6 ft A chance of showers
WED NIGHT
NE winds 15 to 20 kt with gusts up to 25 kt Seas 5 to 8 ft A chance of showers
THU
NE winds 15 to 20 kt Seas 6 to 9 ft A chance of showers
THU NIGHT
W winds 10 to 15 kt with gusts up to 20 kt Seas 5 to 7 ft
Reporting time 01:03 AM EDT Sun May 31 2026

Ocean Waters from Marthas Vineyard to Nantucket from 25 to 60 NM

REST OF TONIGHT
N winds 20 to 25 kt with gusts up to 30 kt Seas 9 to 12 ft Wave Detail: NE 12 ft at 10 seconds and NW 4 ft at 7 seconds
SUN
N winds 15 to 20 kt with gusts up to 25 kt, becoming W around 10 kt in the afternoon Seas 7 to 10 ft, subsiding to 6 to 8 ft in the afternoon Wave Detail: NE 10 ft at 10 seconds and NW 3 ft at 6 seconds, becoming E 8 ft at 10 seconds and NW 1 foot at 7 seconds
SUN NIGHT
SW winds 10 to 15 kt Seas 5 to 7 ft Wave Detail: E 6 ft at 9 seconds and W 3 ft at 5 seconds
MON
W winds around 10 kt, becoming N in the afternoon Seas 5 to 6 ft Wave Detail: E 5 ft at 9 seconds and SW 4 ft at 6 seconds A chance of showers in the morning
MON NIGHT THROUGH TUE NIGHT
NE winds 10 to 15 kt with gusts up to 20 kt Seas 4 to 6 ft Wave Detail: NE 4 ft at 9 seconds and SW 3 ft at 6 seconds
WED
NE winds 15 to 20 kt with gusts up to 25 kt Seas 5 to 7 ft Wave Detail: NE 5 ft at 6 seconds and S 1 foot at 6 seconds A chance of showers
WED NIGHT AND THU
NE winds 15 to 20 kt with gusts up to 25 kt Seas 6 to 9 ft A chance of showers
THU NIGHT
NW winds 10 to 15 kt Seas 5 to 8 ft
Reporting time 01:03 AM EDT Sun May 31 2026

Ocean Waters from Montauk NY to Marthas Vineyard from 25 to 60 NM

REST OF TONIGHT
N winds 20 to 25 kt with gusts up to 30 kt Seas 6 to 9 ft Wave Detail: NE 9 ft at 9 seconds and NW 4 ft at 6 seconds
SUN
NW winds 15 to 20 kt, becoming W 10 to 15 kt in the afternoon Seas 5 to 8 ft Wave Detail: NE 8 ft at 10 seconds and NW 3 ft at 6 seconds
SUN NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Seas 5 to 6 ft Wave Detail: E 6 ft at 10 seconds and SW 4 ft at 5 seconds
MON
W winds 5 to 10 kt, becoming N 10 to 15 kt in the afternoon Seas 4 to 6 ft Wave Detail: SW 4 ft at 6 seconds and E 4 ft at 9 seconds
MON NIGHT THROUGH TUE NIGHT
NE winds 10 to 15 kt with gusts up to 20 kt Seas 3 to 5 ft Wave Detail: NE 4 ft at 9 seconds and SW 2 ft at 5 seconds
WED
NE winds 15 to 20 kt with gusts up to 25 kt Seas 5 to 7 ft Wave Detail: E 5 ft at 7 seconds A chance of showers
WED NIGHT AND THU
NE winds 15 to 20 kt with gusts up to 25 kt Seas 6 to 9 ft A chance of showers
THU NIGHT
NW winds 10 to 15 kt with gusts up to 20 kt Seas 5 to 7 ft
Reporting time 01:03 AM EDT Sun May 31 2026

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