Cape Ann's Marina, MA
04/18/2026 01:00 PM
47°F
TEMPERATURE
Winds 9 mph NE
Mostly Cloudy
Areas of fog after 5pm. Cloudy, with a high near 48. Northeast wind around 9 mph.
Moonrise
07:09 AM
Moonset
10:29 PM
Sunrise
05:55 AM
Moon Phase
Waxing crescent
Sunset
07:28 PM

Hourly Forecast

Sat, 01:00 PM

Mostly Cloudy
Winds: 9 mph NE
47°

Sat, 02:00 PM

Cloudy
Winds: 9 mph NE
47°

Sat, 03:00 PM

Cloudy
Winds: 9 mph NE
47°

Sat, 04:00 PM

Cloudy
Winds: 8 mph NE
46°

Sat, 05:00 PM

Areas Of Fog
Winds: 9 mph NE
44°

Sat, 06:00 PM

Areas Of Fog
Winds: 8 mph E
44°

Sat, 07:00 PM

Areas Of Fog
Winds: 7 mph E
43°

Sat, 08:00 PM

Patchy Fog
Winds: 5 mph E
43°

Sat, 09:00 PM

Patchy Fog
Winds: 5 mph E
42°

Sat, 10:00 PM

Patchy Fog
Winds: 5 mph E
42°

Sat, 11:00 PM

Patchy Fog
Winds: 3 mph SE
42°

Sun, 12:00 AM

Patchy Fog
Winds: 3 mph SE
42°

Sun, 01:00 AM

Patchy Fog
Winds: 2 mph SE
43°

Sun, 02:00 AM

Patchy Fog
Winds: 2 mph SE
42°

Sun, 03:00 AM

Patchy Fog
Winds: 2 mph SE
43°

Sun, 04:00 AM

Patchy Fog
Winds: 3 mph S
44°

Sun, 05:00 AM

Patchy Fog
Winds: 5 mph S
43°

Sun, 06:00 AM

Patchy Fog
Winds: 6 mph S
44°

Sun, 07:00 AM

Patchy Fog
Winds: 7 mph S
44°

Sun, 08:00 AM

Light Rain Likely
Winds: 5 mph S
46°

Sun, 09:00 AM

Light Rain Likely
Winds: 5 mph S
47°

Sun, 10:00 AM

Light Rain
Winds: 5 mph S
49°

Sun, 11:00 AM

Light Rain
Winds: 6 mph S
51°

Sun, 12:00 PM

Light Rain
Winds: 6 mph SW
51°
Winds: 9 mph NE
Areas of fog after 5pm. Cloudy, with a high near 48. Northeast wind around 9 mph.
Winds: 2 to 8 mph SE
Areas of fog. Cloudy, with a low around 42. Southeast wind 2 to 8 mph.
Winds: 5 to 8 mph SW
Patchy fog and a slight chance of rain before 8am, then rain and patchy fog. Cloudy. High near 53, with temperatures falling to around 47 in the afternoon. Southwest wind 5 to 8 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Winds: 8 mph W
Rain before 2am. Mostly cloudy, with a low around 36. West wind around 8 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible.
Winds: 7 mph W
A slight chance of rain showers after 5pm. Mostly sunny, with a high near 50. West wind around 7 mph. Chance of precipitation is 20%.
Winds: 7 mph N
Partly cloudy, with a low around 32. North wind around 7 mph.
Winds: 7 mph E
Sunny, with a high near 47. East wind around 7 mph.
Winds: 7 mph S
A slight chance of rain showers after 11pm. Partly cloudy, with a low around 38. South wind around 7 mph.
Winds: 7 mph SW
A slight chance of rain showers before noon. Partly sunny, with a high near 55. Southwest wind around 7 mph.
Winds: 6 mph W
Partly cloudy, with a low around 39. West wind around 6 mph.
Winds: 6 mph N
Mostly sunny, with a high near 55. North wind around 6 mph.
Winds: 6 mph NW
Partly cloudy, with a low around 40. Northwest wind around 6 mph.
Winds: 7 mph NE
Partly sunny, with a high near 53. Northeast wind around 7 mph.
Winds: 6 mph E
A slight chance of rain showers after 3am. Mostly cloudy, with a low around 41. East wind around 6 mph.

Coastal Waters Forecast for Massachusetts and Rhode Island

National Weather Service Boston/Norton MA

for Massachusetts and Rhode Island coastal waters. A strong cold front moves over the waters on Sun. High pres returns over the waters early next week then a weak low pressure crosses the waters Wednesday.

Coastal waters from the Merrimack River MA to Watch Hill RI out to 25 NM

THIS AFTERNOON
NE winds around 10 kt Seas 3 to 4 ft Wave Detail: E 3 ft at 7 seconds and N 1 foot at 3 seconds Patchy fog Vsby 1 to 3 NM
TONIGHT
E winds 5 to 10 kt, becoming SE after midnight Seas 3 to 4 ft Wave Detail: E 4 ft at 7 seconds and N 1 foot at 3 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
SUN
S winds 10 to 15 kt, becoming W 15 to 20 kt in the afternoon Gusts up to 25 kt Seas 3 to 4 ft Wave Detail: E 4 ft at 8 seconds and S 1 foot at 8 seconds Patchy fog A chance of showers in the morning, then showers in the afternoon Vsby 1 NM or less
SUN NIGHT
NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight Gusts up to 25 kt Seas 3 to 4 ft Wave Detail: SE 4 ft at 7 seconds and NW 3 ft at 4 seconds Patchy fog in the evening Showers likely in the evening
MON
W winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon Seas 2 to 4 ft Wave Detail: W 2 ft at 4 seconds and SE 2 ft at 7 seconds
MON NIGHT
N winds 10 to 15 kt Gusts up to 20 kt after midnight Seas 2 to 3 ft Wave Detail: N 3 ft at 4 seconds and E 3 ft at 8 seconds
TUE THROUGH WED NIGHT
W winds 15 to 20 kt Seas 2 to 4 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
NE winds around 10 kt Seas 2 to 3 ft Wave Detail: NE 3 ft at 4 seconds and SE 1 foot at 9 seconds Patchy fog Vsby 1 NM or less
TONIGHT
E winds 5 to 10 kt, becoming SE after midnight Seas 2 to 3 ft Wave Detail: E 3 ft at 7 seconds and N 1 foot at 3 seconds Patchy fog Patchy drizzle after midnight Vsby 1 NM or less
SUN
S winds 5 to 10 kt, becoming NW 15 to 20 kt in the afternoon Gusts up to 25 kt Seas 2 to 3 ft Wave Detail: E 3 ft at 8 seconds and N 1 foot at 4 seconds Patchy fog Showers Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon
SUN NIGHT
NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight Gusts up to 25 kt Seas 2 to 3 ft Wave Detail: SE 3 ft at 7 seconds and NW 2 ft at 3 seconds A chance of showers in the evening
MON
W winds 5 to 10 kt Seas 2 to 3 ft Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 7 seconds
MON NIGHT
N winds 10 to 15 kt Gusts up to 20 kt after midnight Seas 2 to 3 ft Wave Detail: NE 3 ft at 7 seconds and NW 2 ft at 3 seconds
TUE THROUGH WED NIGHT
W winds 15 to 20 kt Seas 2 to 3 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
NE winds 5 to 10 kt Seas around 2 ft Wave Detail: NE 1 foot at 3 seconds and S 1 foot at 9 seconds Patchy fog Vsby 1 NM or less
TONIGHT
E winds around 5 kt, becoming S after midnight Seas around 2 ft Wave Detail: NE 1 foot at 3 seconds and S 1 foot at 7 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
SUN
S winds 10 to 15 kt, becoming W in the afternoon Gusts up to 25 kt Seas 2 to 3 ft Wave Detail: N 2 ft at 5 seconds and S 1 foot at 7 seconds Patchy fog A chance of showers in the morning, then showers in the afternoon Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon
SUN NIGHT
NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight Gusts up to 25 kt Seas 2 to 3 ft Wave Detail: NW 2 ft at 4 seconds and S 1 foot at 5 seconds A chance of showers in the evening
MON
NW winds 5 to 10 kt Seas around 2 ft Wave Detail: NW 2 ft at 4 seconds and NE 1 foot at 6 seconds
MON NIGHT
N 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 5 seconds and S 1 foot at 7 seconds
TUE THROUGH WED NIGHT
W winds 10 to 15 kt with gusts up to 20 kt Seas around 2 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING
Reporting time 01:04 PM EDT Sat Apr 18 2026
SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING
Reporting time 01:04 PM EDT Sat Apr 18 2026
SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY EVENING
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
NE winds 10 to 15 kt Seas 2 to 3 ft Wave Detail: NE 2 ft at 4 seconds and S 1 foot at 7 seconds Patchy fog Vsby 1 NM or less
TONIGHT
NE winds 5 to 10 kt, becoming S after midnight Seas around 2 ft Wave Detail: NE 2 ft at 4 seconds and S 1 foot at 7 seconds Patchy fog Patchy drizzle after midnight Vsby 1 NM or less
SUN
S winds 10 to 15 kt, becoming SW in the afternoon Gusts up to 25 kt Seas 2 to 3 ft Wave Detail: W 2 ft at 3 seconds and SE 2 ft at 7 seconds Patchy fog A chance of showers in the morning, then showers in the afternoon Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon
SUN NIGHT
NW winds 15 to 20 kt, diminishing to 10 to 15 kt after midnight Seas 2 to 3 ft Wave Detail: W 2 ft at 3 seconds and E 2 ft at 8 seconds A chance of showers in the evening
MON
W winds 5 to 10 kt Seas around 2 ft Wave Detail: W 2 ft at 3 seconds and S 1 foot at 6 seconds
MON NIGHT
NW winds 5 to 10 kt, becoming N 10 to 15 kt after midnight Seas around 2 ft Wave Detail: NW 2 ft at 3 seconds and S 1 foot at 6 seconds
TUE THROUGH WED NIGHT
W winds 15 to 20 kt Seas 2 to 3 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
NE winds around 10 kt Seas around 2 ft Wave Detail: SW 2 ft at 7 seconds and NE 1 foot at 3 seconds Patchy fog
TONIGHT
E winds 5 to 10 kt, becoming S after midnight Seas around 2 ft Wave Detail: NE 1 foot at 3 seconds and S 1 foot at 7 seconds Patchy fog Patchy drizzle after midnight Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight
SUN
S winds 10 to 15 kt, becoming W 15 to 20 kt in the afternoon Gusts up to 25 kt Seas 2 to 3 ft Wave Detail: SW 3 ft at 5 seconds and E 1 foot at 6 seconds Patchy fog A chance of showers in the morning, then showers in the afternoon Vsby 1 NM or less
SUN NIGHT
NW winds 15 to 20 kt, becoming W 10 to 15 kt after midnight Gusts up to 25 kt Seas 2 to 3 ft Wave Detail: W 3 ft at 5 seconds and SE 3 ft at 7 seconds A chance of showers in the evening
MON
W winds around 10 kt Seas around 2 ft Wave Detail: SW 2 ft at 6 seconds and E 1 foot at 7 seconds
MON NIGHT
NW winds 10 to 15 kt, becoming N after midnight Seas around 2 ft Wave Detail: SW 2 ft at 5 seconds and E 1 foot at 7 seconds
TUE THROUGH WED NIGHT
W winds 15 to 20 kt Seas 2 to 3 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
NE winds around 10 kt Seas around 2 ft Wave Detail: N 2 ft at 3 seconds and S 1 foot at 7 seconds
TONIGHT
NE winds 5 to 10 kt, becoming S after midnight Seas around 2 ft in the evening, then 1 foot or less Wave Detail: NE 1 foot at 4 seconds and S 1 foot at 6 seconds Patchy fog Patchy drizzle after midnight Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight
SUN
S winds 10 to 15 kt, becoming W in the afternoon Gusts up to 25 kt Seas 2 to 3 ft Wave Detail: SW 2 ft at 4 seconds and E 1 foot at 6 seconds Patchy fog A chance of showers in the morning, then showers in the afternoon Vsby 1 NM or less
SUN NIGHT
NW winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: NW 2 ft at 3 seconds and SW 2 ft at 5 seconds A chance of showers in the evening
MON
W winds around 10 kt Seas around 2 ft Wave Detail: W 1 foot at 5 seconds and E 1 foot at 8 seconds
MON NIGHT
NW winds around 10 kt, becoming N after midnight Seas around 2 ft Wave Detail: NE 2 ft at 6 seconds and SW 1 foot at 5 seconds
TUE THROUGH WED NIGHT
W winds 15 to 20 kt Seas 2 to 3 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON
Reporting time 01:04 PM EDT Sat Apr 18 2026
SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH SUNDAY AFTERNOON
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
NE winds around 10 kt Waves around 2 ft Patchy fog Vsby 1 to 3 NM
TONIGHT
E winds 5 to 10 kt, becoming SE after midnight Waves 1 foot or less Patchy fog Patchy drizzle after midnight Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight
SUN
SE winds 5 to 10 kt, becoming NW 15 to 20 kt with gusts up to 25 kt in the afternoon Waves 1 foot or less, then around 2 ft in the afternoon Patchy fog Showers Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon
SUN NIGHT
NW winds 15 to 20 kt with gusts up to 25 kt, becoming W 10 to 15 kt after midnight Waves around 2 ft A chance of showers in the evening
MON
W winds around 10 kt Waves 1 foot or less
MON NIGHT
N winds 10 to 15 kt Waves 1 foot or less, then around 2 ft after midnight
TUE THROUGH WED NIGHT
W winds 10 to 15 kt Waves around 2 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
NE winds around 10 kt Waves around 2 ft
TONIGHT
E winds 5 to 10 kt, becoming S after midnight Waves around 2 ft Patchy fog Patchy drizzle after midnight Vsby 1 to 3 NM, decreasing to 1 NM or less after midnight
SUN
S winds 5 to 10 kt, becoming NW 10 to 15 kt in the afternoon Gusts up to 20 kt Waves 2 to 3 ft Patchy fog Showers Vsby 1 NM or less, increasing to 1 to 3 NM in the afternoon
SUN NIGHT
NW winds 10 to 15 kt with gusts up to 20 kt, becoming W 5 to 10 kt after midnight Waves around 2 ft A chance of showers in the evening
MON
W winds 5 to 10 kt Waves around 2 ft
MON NIGHT
NW winds around 10 kt Waves around 2 ft
TUE THROUGH WED NIGHT
W winds 10 to 15 kt with gusts up to 20 kt Waves around 2 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
E winds 10 to 15 kt with gusts up to 20 kt Seas 4 to 5 ft Wave Detail: SE 4 ft at 7 seconds Patchy fog Vsby 1 to 3 NM
TONIGHT
E winds 5 to 10 kt, becoming SE after midnight Seas 4 to 5 ft Wave Detail: SE 5 ft at 7 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
SUN
S winds 10 to 15 kt, becoming SW 15 to 20 kt in the afternoon Gusts up to 30 kt Seas 4 to 5 ft Wave Detail: E 5 ft at 8 seconds and SW 1 foot at 3 seconds Patchy fog Showers in the afternoon Vsby 1 NM or less
SUN NIGHT
NW winds 15 to 20 kt with gusts up to 30 kt Seas 4 to 5 ft Wave Detail: NW 4 ft at 4 seconds and SE 4 ft at 7 seconds Patchy fog in the evening Showers likely in the evening
MON
W winds 10 to 15 kt with gusts up to 20 kt, diminishing to 5 to 10 kt in the afternoon Seas 3 to 4 ft Wave Detail: W 3 ft at 5 seconds and SE 2 ft at 7 seconds
MON NIGHT
NW winds 10 to 15 kt, becoming N with gusts up to 20 kt after midnight Seas 3 to 4 ft Wave Detail: N 3 ft at 5 seconds and S 2 ft at 7 seconds
TUE THROUGH WED NIGHT
W winds 15 to 20 kt with gusts up to 25 kt Seas 2 to 4 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
NE winds 10 to 15 kt with gusts up to 20 kt Seas 4 to 5 ft Wave Detail: NE 4 ft at 5 seconds and S 3 ft at 7 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
TONIGHT
NE winds 5 to 10 kt, becoming SW after midnight Seas 4 to 5 ft Wave Detail: E 5 ft at 7 seconds and S 2 ft at 7 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
SUN
S winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon Gusts up to 30 kt Seas 4 to 5 ft Wave Detail: E 5 ft at 8 seconds and SW 4 ft at 5 seconds Patchy fog Showers in the afternoon Vsby 1 NM or less
SUN NIGHT
NW winds 15 to 20 kt with gusts up to 30 kt Seas 4 to 5 ft Wave Detail: NW 4 ft at 4 seconds and S 4 ft at 6 seconds Patchy fog in the evening Showers likely in the evening
MON
NW winds 10 to 15 kt, diminishing to 5 to 10 kt in the afternoon Seas 3 to 4 ft Wave Detail: NW 3 ft at 5 seconds and S 3 ft at 7 seconds
MON NIGHT
W winds 5 to 10 kt, becoming N 10 to 15 kt with gusts up to 20 kt after midnight Seas 3 to 4 ft Wave Detail: N 3 ft at 4 seconds and E 3 ft at 8 seconds
TUE AND TUE NIGHT
N winds 10 to 15 kt, becoming SW 15 to 20 kt Seas 2 to 4 ft
WED AND WED NIGHT
SW winds 10 to 15 kt Gusts up to 20 kt Seas 3 to 5 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
NE winds around 10 kt Seas 3 to 4 ft Wave Detail: N 3 ft at 5 seconds and S 3 ft at 7 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
TONIGHT
NE winds 5 to 10 kt, becoming S after midnight Seas 3 to 5 ft Wave Detail: E 4 ft at 7 seconds and S 2 ft at 7 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
SUN
S winds 15 to 20 kt, becoming SW in the afternoon Gusts up to 30 kt Seas 4 to 6 ft Wave Detail: SW 4 ft at 5 seconds and E 4 ft at 8 seconds Patchy fog A chance of showers in the afternoon Vsby 1 NM or less
SUN NIGHT
NW winds 15 to 20 kt with gusts up to 30 kt Seas 4 to 6 ft Wave Detail: SW 5 ft at 6 seconds and E 3 ft at 8 seconds Patchy fog in the evening Showers likely in the evening
MON
NW winds 10 to 15 kt Seas 3 to 4 ft Wave Detail: NW 4 ft at 6 seconds and S 2 ft at 7 seconds
MON NIGHT
W winds 10 to 15 kt, becoming N with gusts up to 20 kt after midnight Seas 3 to 4 ft Wave Detail: W 3 ft at 6 seconds and E 2 ft at 7 seconds
TUE THROUGH WED NIGHT
W winds 15 to 20 kt Seas 3 to 5 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
THIS AFTERNOON
NE winds around 10 kt Seas 3 to 4 ft Wave Detail: S 3 ft at 7 seconds and N 2 ft at 4 seconds Patchy fog Vsby 1 to 3 NM
TONIGHT
E winds 5 to 10 kt, becoming S after midnight Seas around 3 ft Wave Detail: NE 3 ft at 5 seconds and S 2 ft at 7 seconds Patchy fog Patchy drizzle Vsby 1 NM or less
SUN
S winds 15 to 20 kt, becoming W 20 to 25 kt in the afternoon Gusts up to 30 kt Seas 3 to 5 ft Wave Detail: SE 4 ft at 7 seconds and W 3 ft at 4 seconds Patchy fog Showers likely in the afternoon Vsby 1 NM or less
SUN NIGHT
NW winds 20 to 25 kt, diminishing to 15 to 20 kt after midnight Gusts up to 30 kt Seas 4 to 6 ft Wave Detail: W 5 ft at 5 seconds and S 3 ft at 7 seconds A chance of showers in the evening
MON
NW winds 10 to 15 kt Seas 3 to 4 ft Wave Detail: NW 3 ft at 5 seconds and S 3 ft at 7 seconds
MON NIGHT
W winds 10 to 15 kt, becoming N 15 to 20 kt after midnight Seas 3 to 4 ft Wave Detail: NW 4 ft at 5 seconds and SW 3 ft at 6 seconds
TUE AND TUE NIGHT
N winds 15 to 20 kt, becoming SW Seas 2 to 4 ft
WED AND WED NIGHT
SW winds 15 to 20 kt, becoming W 10 to 15 kt Seas 4 to 5 ft
Reporting time 01:04 PM EDT Sat Apr 18 2026
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