Cape Ann's Marina, MA
07/01/2026 01:00 AM
69°F
TEMPERATURE
Winds 10 mph S
Chance Showers And Thunderstorms
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South wind around 13 mph. Chance of precipitation is 40%.

Alerts

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Extreme Heat Warning

Severe
Extreme Heat Warning issued June 30 at 1:25PM EDT until July 4 at 8:00PM EDT by NWS Boston/Norton MA
NWS Boston/Norton MA
Category Certainty Severity
Met Likely Severe
Status Urgency Category
Actual Expected Met
Effective Ends Expires
06/30/2026 01:25 PM 07/04/2026 08:00 PM 07/01/2026 05:30 AM 
* WHAT...Dangerously hot conditions with heat index values up to 112
expected.

* WHERE...Portions of northern Connecticut, all of Massachusetts
east of the Connecticut River, except for the South Coast and
northern Rhode Island.

* WHEN...From 10 AM Wednesday to 8 PM EDT Saturday.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.
Moonrise
10:19 PM
Moonset
06:14 AM
Sunrise
05:08 AM
Moon Phase
Waning gibbous
Sunset
08:24 PM

Hourly Forecast

Wed, 01:00 AM

Chance Showers And Thunderstorms
Winds: 10 mph S
69°

Wed, 02:00 AM

Chance Showers And Thunderstorms
Winds: 10 mph S
69°

Wed, 03:00 AM

Chance Showers And Thunderstorms
Winds: 12 mph S
69°

Wed, 04:00 AM

Chance Showers And Thunderstorms
Winds: 12 mph S
69°

Wed, 05:00 AM

Chance Showers And Thunderstorms
Winds: 13 mph S
69°

Wed, 06:00 AM

Chance Showers And Thunderstorms
Winds: 13 mph SW
70°

Wed, 07:00 AM

Chance Showers And Thunderstorms
Winds: 12 mph SW
71°

Wed, 08:00 AM

Slight Chance Showers And Thunderstorms
Winds: 12 mph SW
73°

Wed, 09:00 AM

Slight Chance Showers And Thunderstorms
Winds: 12 mph SW
76°

Wed, 10:00 AM

Chance Showers And Thunderstorms
Winds: 10 mph SW
78°

Wed, 11:00 AM

Chance Showers And Thunderstorms
Winds: 10 mph SW
81°

Wed, 12:00 PM

Chance Showers And Thunderstorms
Winds: 10 mph SW
83°

Wed, 01:00 PM

Chance Showers And Thunderstorms
Winds: 12 mph SW
84°

Wed, 02:00 PM

Chance Showers And Thunderstorms
Winds: 12 mph S
85°

Wed, 03:00 PM

Chance Showers And Thunderstorms
Winds: 12 mph S
85°

Wed, 04:00 PM

Chance Showers And Thunderstorms
Winds: 13 mph S
84°

Wed, 05:00 PM

Chance Showers And Thunderstorms
Winds: 13 mph S
83°

Wed, 06:00 PM

Slight Chance Showers And Thunderstorms
Winds: 13 mph S
81°

Wed, 07:00 PM

Slight Chance Showers And Thunderstorms
Winds: 13 mph S
79°

Wed, 08:00 PM

Slight Chance Showers And Thunderstorms
Winds: 13 mph S
77°

Wed, 09:00 PM

Slight Chance Showers And Thunderstorms
Winds: 13 mph SW
76°

Wed, 10:00 PM

Chance Showers And Thunderstorms
Winds: 14 mph SW
76°

Wed, 11:00 PM

Chance Showers And Thunderstorms
Winds: 14 mph SW
75°

Thu, 12:00 AM

Chance Showers And Thunderstorms
Winds: 13 mph SW
75°

Overnight

Chance Showers And Thunderstorms
68°
Winds: 13 mph S
A chance of showers and thunderstorms. Mostly cloudy, with a low around 68. South wind around 13 mph. Chance of precipitation is 40%.

Wednesday

Chance Showers And Thunderstorms
86°
Winds: 13 mph SW
A chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind around 13 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Wednesday Night

Chance Showers And Thunderstorms
73°
Winds: 10 to 14 mph SW
A chance of showers and thunderstorms. Partly cloudy, with a low around 73. Southwest wind 10 to 14 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible.

Thursday

Slight Chance Showers And Thunderstorms then Mostly Sunny
92°
Winds: 10 mph SW
A slight chance of showers and thunderstorms before 7am. Mostly sunny, with a high near 92. Heat index values as high as 98. Southwest wind around 10 mph. Chance of precipitation is 20%.

Thursday Night

Mostly Clear
72°
Winds: 9 mph W
Mostly clear, with a low around 72. West wind around 9 mph. Chance of precipitation is 20%.

Friday

Mostly Sunny
86°
Winds: 9 mph W
Mostly sunny, with a high near 86. West wind around 9 mph.

Friday Night

Mostly Clear
67°
Winds: 3 to 9 mph W
Mostly clear, with a low around 67. West wind 3 to 9 mph.

Independence Day

Mostly Sunny then Slight Chance Showers And Thunderstorms
83°
Winds: 6 mph SW
A slight chance of showers and thunderstorms between 2pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 83. Southwest wind around 6 mph. Chance of precipitation is 30%.

Saturday Night

Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
71°
Winds: 3 mph W
A chance of showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 71. West wind around 3 mph. Chance of precipitation is 30%.

Sunday

Partly Sunny then Chance Rain Showers
78°
Winds: 6 mph NE
A chance of rain showers after 2pm. Partly sunny, with a high near 78. Northeast wind around 6 mph. Chance of precipitation is 30%.

Sunday Night

Chance Rain Showers
64°
Winds: 5 mph SE
A chance of rain showers. Mostly cloudy, with a low around 64. Southeast wind around 5 mph. Chance of precipitation is 50%.

Monday

Chance Rain Showers
74°
Winds: 3 to 8 mph E
A chance of rain showers. Partly sunny, with a high near 74. East wind 3 to 8 mph. Chance of precipitation is 50%.

Monday Night

Chance Rain Showers
63°
Winds: 6 mph E
A chance of rain showers. Mostly cloudy, with a low around 63. East wind around 6 mph. Chance of precipitation is 40%.

Tuesday

Slight Chance Rain Showers then Mostly Sunny
76°
Winds: 3 to 8 mph E
A slight chance of rain showers before 8am. Mostly sunny, with a high near 76. East wind 3 to 8 mph.

Coastal Waters Forecast for Massachusetts and Rhode Island

National Weather Service Boston/Norton MA

for Massachusetts and Rhode Island coastal waters. A Bermuda high will result in persistent SW flow for the remainder of this week along with increasing humidity. Long SW fetch will result in a period of 3 to 6 foot seas across the srn waters Wed into Thu. A cold front will cross the waters sometime later Sat or Sat night.

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

REST OF TONIGHT
S winds around 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 4 seconds A chance of showers
WED
SW winds 10 to 15 kt, becoming S 15 to 20 kt in the afternoon Gusts up to 25 kt Seas 2 to 4 ft Wave Detail: SW 3 ft at 5 seconds and E 1 foot at 5 seconds A chance of showers
WED NIGHT
SW winds 15 to 20 kt with gusts up to 25 kt Seas 2 to 4 ft Wave Detail: SW 4 ft at 4 seconds and SE 1 foot at 10 seconds A chance of showers
THU
SW winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: SW 3 ft at 5 seconds and SE 1 foot at 10 seconds
THU NIGHT AND FRI
SW winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: SW 3 ft at 4 seconds and SE 1 foot at 9 seconds
FRI NIGHT
W winds 5 to 10 kt Seas around 2 ft Wave Detail: SW 1 foot at 4 seconds and SE 1 foot at 9 seconds
SAT THROUGH SUN
NE winds 5 to 10 kt Seas around 2 ft
SUN NIGHT
S winds around 5 kt Seas around 2 ft A chance of showers
Reporting time 01:04 AM EDT Wed Jul 1 2026

Massachusetts Bay and Ipswich Bay

REST OF TONIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Seas around 2 ft Wave Detail: SW 2 ft at 4 seconds and E 1 foot at 4 seconds A chance of showers
WED
SW winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: SW 2 ft at 5 seconds and E 1 foot at 4 seconds A chance of showers
WED NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: SW 3 ft at 4 seconds and E 1 foot at 10 seconds A chance of showers
THU
SW winds 5 to 10 kt Gusts up to 20 kt in the morning Seas around 2 ft Wave Detail: SW 2 ft at 3 seconds and E 1 foot at 10 seconds
THU NIGHT THROUGH FRI NIGHT
W winds 5 to 10 kt Seas around 2 ft Wave Detail: SW 2 ft at 3 seconds and E 1 foot at 10 seconds
SAT AND SAT NIGHT
SW winds 5 to 10 kt, becoming W Seas 1 foot or less Wave Detail: SW 1 foot at 3 seconds and SE 1 foot at 9 seconds
SUN AND SUN NIGHT
NE winds 5 to 10 kt, becoming S Seas 1 foot or less A chance of showers
Reporting time 01:04 AM EDT Wed Jul 1 2026

Cape Cod Bay

SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING
Reporting time 01:04 AM EDT Wed Jul 1 2026

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

SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM EDT EARLY THIS MORNING THROUGH LATE THURSDAY NIGHT
Reporting time 01:04 AM EDT Wed Jul 1 2026

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

SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM EDT EARLY THIS MORNING THROUGH LATE THURSDAY NIGHT
Reporting time 01:04 AM EDT Wed Jul 1 2026

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

SMALL CRAFT ADVISORY IN EFFECT FROM 5 AM EDT EARLY THIS MORNING THROUGH LATE THURSDAY NIGHT
Reporting time 01:04 AM EDT Wed Jul 1 2026

Nantucket Sound

SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING
Reporting time 01:04 AM EDT Wed Jul 1 2026

Vineyard Sound

SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING
Reporting time 01:04 AM EDT Wed Jul 1 2026

Buzzards Bay

SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING
Reporting time 01:04 AM EDT Wed Jul 1 2026

Rhode Island Sound

SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING
Reporting time 01:04 AM EDT Wed Jul 1 2026

Block Island Sound

SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING
Reporting time 01:04 AM EDT Wed Jul 1 2026

Boston Harbor

REST OF TONIGHT
SW winds around 10 kt Waves around 2 ft A chance of showers
WED
SW winds around 10 kt with gusts up to 20 kt Waves around 2 ft A chance of showers
WED NIGHT
SW winds around 10 kt with gusts up to 20 kt Waves around 2 ft A chance of showers
THU
SW winds around 10 kt Waves around 2 ft
THU NIGHT THROUGH FRI NIGHT
W winds 5 to 10 kt Waves around 2 ft
SAT AND SAT NIGHT
W winds 5 to 10 kt Waves 1 foot or less A chance of showers
SUN
NE winds 5 to 10 kt Waves 1 foot or less A chance of showers
SUN NIGHT
S winds 5 to 10 kt Waves 1 foot or less A chance of showers
Reporting time 01:04 AM EDT Wed Jul 1 2026

Narragansett Bay

SMALL CRAFT ADVISORY IN EFFECT FROM 8 AM EDT THIS MORNING THROUGH THIS EVENING
Reporting time 01:04 AM EDT Wed Jul 1 2026

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

REST OF TONIGHT
S winds around 15 kt with gusts up to 25 kt Seas 3 to 4 ft Wave Detail: SW 4 ft at 5 seconds and E 1 foot at 4 seconds A chance of showers
WED
SW winds 15 to 20 kt with gusts up to 25 kt Seas 4 to 5 ft Wave Detail: SW 4 ft at 5 seconds and E 1 foot at 5 seconds A chance of showers in the morning
WED NIGHT
SW winds 15 to 20 kt with gusts up to 25 kt Seas 4 to 5 ft Wave Detail: SW 5 ft at 5 seconds and SE 1 foot at 10 seconds A chance of showers
THU
SW winds 15 to 20 kt Seas 3 to 5 ft Wave Detail: SW 4 ft at 5 seconds and SE 1 foot at 10 seconds
THU NIGHT AND FRI
SW winds 10 to 15 kt with gusts up to 25 kt Seas 2 to 4 ft Wave Detail: SW 4 ft at 5 seconds and SE 1 foot at 10 seconds
FRI NIGHT
SW winds 5 to 10 kt, becoming NW after midnight Seas 2 to 3 ft Wave Detail: S 2 ft at 6 seconds and N 1 foot at 3 seconds
SAT THROUGH SUN
NE winds 5 to 10 kt Seas around 2 ft
SUN NIGHT
SE winds around 5 kt Seas around 2 ft A chance of showers
Reporting time 01:04 AM EDT Wed Jul 1 2026

Ocean Waters from Provincetown to Nantucket from 20 to 60 NM

REST OF TONIGHT
S winds 10 to 15 kt with gusts up to 25 kt Seas 2 to 4 ft Wave Detail: SW 3 ft at 4 seconds and SE 2 ft at 10 seconds A slight chance of showers
WED
SW winds 15 to 20 kt with gusts up to 25 kt Seas 3 to 5 ft Wave Detail: SW 5 ft at 6 seconds and E 1 foot at 5 seconds
WED NIGHT
SW winds 15 to 20 kt with gusts up to 25 kt Seas 5 to 6 ft Wave Detail: W 5 ft at 6 seconds and SE 1 foot at 10 seconds A chance of showers after midnight
THU
SW winds 15 to 20 kt with gusts up to 30 kt Seas 5 to 6 ft Wave Detail: W 6 ft at 6 seconds and SE 1 foot at 10 seconds
THU NIGHT
SW winds 15 to 20 kt with gusts up to 25 kt Seas 4 to 6 ft Wave Detail: W 5 ft at 6 seconds and SE 1 foot at 10 seconds
FRI
W winds 10 to 15 kt with gusts up to 20 kt Seas 3 to 5 ft Wave Detail: W 5 ft at 5 seconds and SE 1 foot at 9 seconds
FRI NIGHT
SW winds 10 to 15 kt with gusts up to 20 kt, becoming W after midnight Seas 2 to 4 ft
SAT
W winds 5 to 10 kt Seas 2 to 3 ft
SAT NIGHT
W winds 5 to 10 kt Seas 2 to 3 ft A chance of showers
SUN
NW winds 5 to 10 kt Seas 2 to 3 ft
SUN NIGHT
SE winds 5 to 10 kt Seas 2 to 3 ft A chance of showers
Reporting time 01:04 AM EDT Wed Jul 1 2026

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

REST OF TONIGHT
SW winds 10 to 15 kt with gusts up to 20 kt Seas 2 to 3 ft Wave Detail: W 3 ft at 4 seconds and SE 2 ft at 10 seconds
WED
SW winds 10 to 15 kt, increasing to 15 to 20 kt in the afternoon Seas 3 to 5 ft Wave Detail: W 5 ft at 6 seconds and SE 2 ft at 10 seconds A chance of showers in the afternoon
WED NIGHT
SW winds 15 to 20 kt with gusts up to 25 kt Seas 5 to 6 ft Wave Detail: W 6 ft at 6 seconds and SE 1 foot at 10 seconds A chance of showers
THU
SW winds 15 to 20 kt with gusts up to 25 kt Seas around 6 ft Wave Detail: W 6 ft at 6 seconds and SE 1 foot at 10 seconds
THU NIGHT AND FRI
SW winds 15 to 20 kt with gusts up to 25 kt Seas 4 to 6 ft Wave Detail: W 6 ft at 6 seconds and SE 1 foot at 9 seconds
FRI NIGHT
W winds 10 to 15 kt Gusts up to 20 kt in the evening Seas 3 to 4 ft Wave Detail: W 4 ft at 5 seconds and SE 1 foot at 9 seconds
SAT
W winds 5 to 10 kt Seas around 3 ft
SAT NIGHT
W winds around 10 kt Seas 2 to 3 ft A chance of showers
SUN
W winds 5 to 10 kt Seas 2 to 3 ft
SUN NIGHT
S winds 5 to 10 kt Seas 3 to 4 ft A chance of showers
Reporting time 01:04 AM EDT Wed Jul 1 2026

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

REST OF TONIGHT
SW winds around 15 kt with gusts up to 20 kt Seas 3 to 4 ft Wave Detail: W 4 ft at 5 seconds and SE 2 ft at 10 seconds
WED
SW winds 15 to 20 kt with gusts up to 25 kt Seas 4 to 5 ft Wave Detail: W 5 ft at 6 seconds and SE 2 ft at 10 seconds A chance of showers in the afternoon
WED NIGHT
SW winds around 20 kt with gusts up to 25 kt Seas 5 to 7 ft Wave Detail: W 7 ft at 6 seconds and SE 1 foot at 10 seconds A chance of showers
THU
SW winds 15 to 20 kt with gusts up to 25 kt Seas 5 to 7 ft Wave Detail: SW 7 ft at 6 seconds and SE 1 foot at 10 seconds
THU NIGHT
SW winds 15 to 20 kt with gusts up to 25 kt Seas 4 to 6 ft Wave Detail: W 6 ft at 5 seconds and SE 1 foot at 10 seconds
FRI AND FRI NIGHT
W winds 10 to 15 kt with gusts up to 20 kt Seas 3 to 5 ft Wave Detail: SW 4 ft at 6 seconds and W 2 ft at 3 seconds
SAT
W winds 10 to 15 kt Seas around 3 ft
SAT NIGHT
W winds 10 to 15 kt Seas 2 to 3 ft A chance of showers
SUN
W winds 5 to 10 kt Seas around 3 ft
SUN NIGHT
S winds 5 to 10 kt Seas 3 to 4 ft A chance of showers
Reporting time 01:04 AM EDT Wed Jul 1 2026

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