Deer Island, MA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sat
Jun 13 		Partly Cloudy
Close Hourly 		-º / 67º 1% W 8 mph 56%
11pm Clear 77º 0% W 7 mph 49%
Sun
Jun 14 		Partly Cloudy
View Hourly 		89º / 68º 0% SSW 19 mph 42%
12am Clear 75º 1% W 7 mph 51%
1am Clear 73º 1% W 6 mph 54%
2am Clear 71º 1% W 7 mph 60%
3am Partly Cloudy 70º 1% W 7 mph 61%
4am Partly Cloudy 69º 1% W 6 mph 63%
5am Partly Cloudy 68º 1% WSW 6 mph 64%
6am Partly Cloudy 69º 1% WSW 5 mph 62%
7am Partly Cloudy 71º 0% WSW 5 mph 59%
8am Partly Cloudy 74º 0% WSW 6 mph 56%
9am Partly Cloudy 78º 0% SW 7 mph 50%
10am Partly Cloudy 82º 0% SW 9 mph 43%
11am Partly Cloudy 85º 0% SSW 10 mph 38%
12pm Partly Cloudy 86º 0% SSW 11 mph 36%
1pm Partly Cloudy 87º 0% SSW 13 mph 35%
2pm Mostly Sunny 88º 0% SSW 16 mph 34%
3pm Partly Cloudy 87º 0% SSW 18 mph 36%
4pm Mostly Cloudy 87º 0% S 19 mph 37%
5pm Mostly Cloudy 86º 0% SSW 19 mph 38%
6pm Cloudy 84º 0% SSW 19 mph 42%
7pm Mostly Cloudy 80º 0% SSW 18 mph 47%
8pm Mostly Cloudy 77º 1% SSW 16 mph 52%
9pm Cloudy 76º 1% SSW 16 mph 54%
10pm Cloudy 74º 1% SSW 16 mph 58%
11pm Cloudy 73º 1% SSW 15 mph 60%
Mon
Jun 15 		Partly Cloudy
View Hourly 		80º / 60º 24% WNW 12 mph 57%
12am Cloudy 73º 2% SSW 15 mph 65%
1am Cloudy 71º 20% SSW 14 mph 72%
2am Showers 71º 58% SSW 12 mph 77%
3am Thunderstorms 70º 71% SSW 11 mph 81%
4am Thunderstorms 69º 75% SSW 10 mph 85%
5am Few Showers 69º 33% S 8 mph 88%
6am Showers 69º 39% SSW 9 mph 88%
7am Mostly Cloudy 69º 24% WSW 9 mph 87%
8am Partly Cloudy 70º 22% W 10 mph 82%
9am Partly Cloudy 72º 6% WNW 11 mph 73%
10am Partly Cloudy 74º 1% WNW 10 mph 65%
11am Sunny 76º 0% NW 11 mph 58%
12pm Mostly Sunny 77º 0% NW 11 mph 52%
1pm Sunny 78º 0% WNW 11 mph 47%
2pm Sunny 79º 0% WNW 11 mph 43%
3pm Sunny 79º 0% WNW 11 mph 44%
4pm Partly Cloudy 79º 0% WNW 12 mph 42%
5pm Partly Cloudy 78º 0% WNW 12 mph 42%
6pm Partly Cloudy 77º 0% WNW 12 mph 43%
7pm Partly Cloudy 75º 0% WNW 12 mph 45%
8pm Partly Cloudy 73º 0% WNW 11 mph 49%
9pm Clear 71º 0% WNW 11 mph 50%
10pm Partly Cloudy 69º 0% WNW 11 mph 54%
Tue
Jun 16 		Mostly Sunny 75º / 60º 1% SE 10 mph 48%
Wed
Jun 17 		Mostly Cloudy 76º / 62º 24% S 12 mph 53%
Thu
Jun 18 		Showers 78º / 68º 39% S 17 mph 71%
Fri
Jun 19 		Showers 80º / 64º 42% W 14 mph 60%
Sat
Jun 20 		Mostly Sunny 79º / 62º 21% W 13 mph 48%

Weather Radar for Deer Island, MA See Radar

See Radar Map

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Deer Island, MA

Tonight
Low : 68ºF
Variable winds less than 5 kt becoming W around 6 kt after midnight. Mostly clear. Seas 1 ft or less.
Sunday
High : 91ºF
Variable winds less than 5 kt becoming S 9 to 14 kt in the morning. Winds could gust as high as 20 kt. Increasing clouds. Seas 1 ft or less.
Sunday Night
Low : 66ºF
SSW wind 9 to 13 kt, with gusts as high as 22 kt. Showers and possibly a thunderstorm before 4am, then a chance of showers and thunderstorms, mainly between 4am and 5am. Seas 1 ft or less.
Monday
High : 81ºF
WNW wind around 9 kt. A slight chance of showers before 7am. Seas 1 ft or less.
Monday Night
Low : 62ºF
WNW wind 5 to 7 kt. Mostly clear. Seas 1 ft or less.
Tuesday
High : 78ºF
Variable winds less than 5 kt becoming SSE 5 to 9 kt in the afternoon. Sunny. Seas 1 ft or less.
Tuesday Night
Low : 62ºF
SW wind 5 to 10 kt. Partly cloudy. Seas 1 ft or less.
Wednesday
High : 79ºF
Variable winds less than 5 kt becoming SSE 7 to 12 kt in the morning. Mostly sunny. Seas 1 ft or less.
Wednesday Night
Low : 64ºF
S wind 7 to 11 kt. Partly cloudy. Seas 1 ft or less.

NOAA Buoy Data Near Deer Island, MA See Map

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    Featured Local Businesses

    Constitution Marina with downtown Boston in the background.

    Constitution Marina
    Boston Yacht Sales Sabre 43

    Boston Yacht Sales

    Wind Speed Forecast for Deer Island, MA

    SundayMonday
    Wind Speed (MPH) 77510181815119111112
    3am7am11am3pm7pm11pm3am7am11am3pm7pm11pm
    MPH 77510181815119111112
    DIR WWWSWSSWSSWSSWSSWSSWWSWNWWNWWNW

    Current Weather Conditions In Deer Island, MA

    As Of: 17 minutes ago

    • 77ºF
    • 77ºF
    • 7mph
    • 0º (W)
    • 7mph
    • Clear
    • 10mi
    • 29.83"
    • 49%
    • 0ºF

    The weather right now in Deer Island, MA is Clear. The current temperature is 77°F, and the expected high and low for today, Saturday, June 13, 2026, are -° high temperature and 67°F low temperature. The wind is currently blowing at 7 miles per hour, and coming from the West. The wind is gusting to 7 mph. With the wind and the atmosphere the temperature feels like 77° Fahrenheit. Expected precipitation is 0 percent, with current humidity at 49 percent, and air pressure at 29.83 in. Visibility is 10 nautical miles. There are 2 current weather alert(s).

    Weather Alerts
    Small Craft Advisory - 2:01pm Sat Jun 13 2026

    ...SMALL CRAFT ADVISORY IN EFFECT FROM NOON SUNDAY TO 2 AM EDT MONDAY...

    WHAT: South winds 10 to 20 kt with gusts up to 25 kt and
    waves around 2 feet expected.

    WHERE: Boston Harbor.

    WHEN: From noon Sunday to 2 AM EDT Monday.

    IMPACTS: Conditions will be hazardous to small craft.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Inexperienced mariners, especially those operating smaller
    vessels, should avoid navigating in hazardous conditions.

    &&

    Coastal Flood Statement - 2:00pm Sat Jun 13 2026

    ...COASTAL FLOOD STATEMENT IN EFFECT FROM 9 PM EDT THIS EVENING THROUGH LATE MONDAY NIGHT...

    WHAT: Up to one foot of inundation above ground level
    expected in low-lying areas near shorelines and tidal
    waterways (2.9 to 13.0 feet Mean Lower Low Water) around the
    evening high tides.

    WHERE: Eastern Essex MA, Suffolk MA, Eastern Norfolk MA,
    Eastern Plymouth MA, Barnstable MA and Dukes MA Counties.

    WHEN: From 9 PM EDT this evening through late Monday night.
    The evening high tide periods tonight, Sunday night and Monday
    night are of the greatest concern.

    IMPACTS: Shallow pockets of flooding less than one foot deep
    affects the lowest lying areas along the coast, including
    Morrissey Boulevard in Boston. Most roads remain passable.
    Flooding up to one foot deep affects coastal roads on the
    North Shore from Salem to Gloucester and Newburyport. Rough
    surf will cause flooding on some coastal roads around the time
    of high tide due to splashover.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Do not drive through flooded roadways.

    &&

    &&

    Time of high total tides are approximate to the nearest hour.

    Gloucester Harbor
    MLLW Categories - Minor 11.5 ft, Moderate 13.0 ft, Major 15.0 ft
    MHHW Categories - Minor 1.9 ft, Moderate 3.4 ft, Major 5.4 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/10 PM 11.2/11.7 1.6/ 2.0 0.5/ 1.0 2 None
    14/11 AM 9.5/10.0 -0.2/ 0.3 0.5/ 1.0 1-2 None
    14/11 PM 11.6/12.1 2.0/ 2.5 0.5/ 1.0 3 Minor
    15/12 PM 9.7/10.2 0.1/ 0.6 0.5/ 1.0 2 None
    16/12 AM 11.8/12.3 2.2/ 2.7 0.5/ 1.0 2 Minor

    Merrimack River near Newburyport MA
    MLLW Categories - Minor 11.0 ft, Moderate 12.0 ft, Major 13.5 ft
    MHHW Categories - Minor 1.5 ft, Moderate 2.5 ft, Major 4.0 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/11 PM 10.2/10.7 0.7/ 1.1 0.5/ 1.0 1 None
    14/11 AM 8.5/ 9.0 -1.1/-0.6 0.5/ 1.0 1-2 None
    15/12 AM 10.3/10.8 0.8/ 1.3 0.4/ 0.9 2-3 None
    15/12 PM 8.7/ 9.2 -0.9/-0.4 0.5/ 1.0 1-2 None
    16/12 AM 10.5/11.0 1.0/ 1.5 0.5/ 1.0 1-2 None

    Boston Harbor
    MLLW Categories - Minor 12.5 ft, Moderate 14.0 ft, Major 15.0 ft
    MHHW Categories - Minor 2.2 ft, Moderate 3.7 ft, Major 4.7 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/10 PM 12.0/12.5 1.7/ 2.2 0.5/ 1.0 1 None
    14/11 AM 10.3/10.8 0.0/ 0.5 0.5/ 1.0 1-2 None
    14/11 PM 12.4/12.9 2.1/ 2.6 0.5/ 1.0 2 Minor
    15/12 PM 10.5/11.0 0.2/ 0.7 0.5/ 1.0 1-2 None
    16/12 AM 12.5/13.0 2.2/ 2.7 0.5/ 1.0 1 Minor

    Revere
    MLLW Categories - Minor 12.5 ft, Moderate 14.5 ft, Major 16.0 ft
    MHHW Categories - Minor 2.6 ft, Moderate 4.6 ft, Major 6.1 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/10 PM 11.7/12.2 1.8/ 2.2 0.5/ 1.0 1 None
    14/11 AM 10.1/10.6 0.2/ 0.7 0.5/ 1.0 1-2 None
    14/11 PM 12.0/12.5 2.1/ 2.6 0.5/ 1.0 2 None
    15/12 PM 10.3/10.8 0.4/ 0.9 0.5/ 1.0 1 None
    16/12 AM 12.2/12.7 2.2/ 2.7 0.5/ 1.0 1 None

    Green Harbor
    MLLW Categories - Minor 11.5 ft, Moderate 13.5 ft, Major 15.5 ft
    MHHW Categories - Minor 1.6 ft, Moderate 3.6 ft, Major 5.6 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/10 PM 11.3/11.8 1.4/ 1.9 0.5/ 1.0 1 Minor
    14/11 AM 9.7/10.2 -0.2/ 0.2 0.5/ 1.0 1-2 None
    14/11 PM 11.7/12.2 1.8/ 2.2 0.5/ 1.0 3 Minor
    15/12 PM 9.9/10.4 0.0/ 0.5 0.5/ 1.0 1 None
    16/12 AM 12.0/12.5 2.1/ 2.6 0.5/ 1.0 1 Minor

    Scituate MA
    MLLW Categories - Minor 11.5 ft, Moderate 13.5 ft, Major 15.5 ft
    MHHW Categories - Minor 1.8 ft, Moderate 3.8 ft, Major 5.8 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/10 PM 11.1/11.6 1.4/ 1.9 0.5/ 1.0 1 None
    14/11 AM 9.5/10.0 -0.2/ 0.2 0.5/ 1.0 1-2 None
    14/11 PM 11.4/11.9 1.7/ 2.2 0.4/ 0.9 3 Minor
    15/12 PM 9.7/10.2 0.0/ 0.5 0.5/ 1.0 1 None
    16/12 AM 11.8/12.3 2.1/ 2.6 0.5/ 1.0 1-2 Minor

    Buzzards Bay at Woods Hole
    MLLW Categories - Minor 5.5 ft, Moderate 7.0 ft, Major 8.5 ft
    MHHW Categories - Minor 3.5 ft, Moderate 5.0 ft, Major 6.5 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/08 PM 3.5/ 4.0 1.5/ 2.0 0.6/ 1.1 2 None
    14/08 AM 2.2/ 2.7 0.2/ 0.8 0.4/ 0.9 1 None
    14/09 PM 3.7/ 4.2 1.8/ 2.2 0.8/ 1.3 2-3 None
    15/09 AM 2.3/ 2.8 0.4/ 0.9 0.5/ 1.0 2 None
    15/09 PM 3.6/ 4.1 1.6/ 2.0 0.6/ 1.1 2 None
    16/10 AM 2.3/ 2.8 0.4/ 0.9 0.4/ 0.9 2 None

    Chatham MA - East Coast
    MLLW Categories - Minor 9.0 ft, Moderate 11.5 ft, Major 13.0 ft
    MHHW Categories - Minor 3.8 ft, Moderate 6.3 ft, Major 7.8 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/11 PM 6.8/ 7.3 1.6/ 2.0 0.5/ 1.0 2 None
    14/12 PM 5.2/ 5.7 0.1/ 0.6 0.5/ 1.0 2 None
    15/12 AM 6.9/ 7.4 1.7/ 2.2 0.4/ 0.9 3 None
    15/01 PM 5.4/ 5.9 0.2/ 0.7 0.5/ 1.0 2 None
    16/01 AM 7.1/ 7.6 1.9/ 2.3 0.5/ 1.0 3 None

    Chatham - South side
    MLLW Categories - Minor 9.0 ft, Moderate 10.5 ft, Major 11.5 ft
    MHHW Categories - Minor 4.5 ft, Moderate 6.0 ft, Major 7.0 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/11 PM 5.6/ 6.1 1.1/ 1.6 0.6/ 1.1 2 None
    14/12 PM 4.0/ 4.5 -0.5/ 0.0 0.5/ 1.0 1-2 None
    15/12 AM 5.5/ 6.0 1.0/ 1.5 0.2/ 0.8 2-3 None
    15/01 PM 4.0/ 4.5 -0.5/ 0.0 0.4/ 0.9 2 None
    16/01 AM 5.7/ 6.2 1.2/ 1.7 0.4/ 0.9 2 None

    Hyannis Harbor
    MLLW Categories - Minor 5.0 ft, Moderate 6.5 ft, Major 8.5 ft
    MHHW Categories - Minor 1.2 ft, Moderate 2.7 ft, Major 4.7 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/11 PM 5.0/ 5.5 1.2/ 1.7 0.5/ 1.0 1 Minor
    14/12 PM 3.6/ 4.1 -0.2/ 0.2 0.5/ 1.0 1-2 None
    15/12 AM 5.0/ 5.5 1.2/ 1.7 0.2/ 0.8 2-3 Minor
    15/01 PM 3.6/ 4.1 -0.2/ 0.2 0.4/ 0.9 1 None
    16/01 AM 5.2/ 5.7 1.4/ 1.9 0.4/ 0.9 1 Minor

    Provincetown Harbor
    MLLW Categories - Minor 13.0 ft, Moderate 14.0 ft, Major 15.0 ft
    MHHW Categories - Minor 2.9 ft, Moderate 3.9 ft, Major 4.9 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/10 PM 11.8/12.3 1.7/ 2.2 0.5/ 1.0 1 None
    14/11 AM 10.0/10.5 -0.2/ 0.3 0.4/ 0.9 1-2 None
    14/11 PM 12.0/12.5 1.9/ 2.3 0.5/ 1.0 3 None
    15/12 PM 10.2/10.7 0.1/ 0.6 0.5/ 1.0 1-2 None
    16/12 AM 12.1/12.6 2.0/ 2.5 0.5/ 1.0 1-2 None

    Dennis - Sesuit Harbor
    MLLW Categories - Minor 13.0 ft, Moderate 14.5 ft, Major 16.0 ft
    MHHW Categories - Minor 2.5 ft, Moderate 4.0 ft, Major 5.5 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/10 PM 12.1/12.6 1.6/ 2.0 0.5/ 1.0 1 None
    14/11 AM 10.5/11.0 0.0/ 0.5 0.4/ 0.9 1-2 None
    14/11 PM 12.5/13.0 2.0/ 2.5 0.4/ 0.9 2-3 None
    15/12 PM 10.9/11.4 0.4/ 0.9 0.6/ 1.1 1 None
    16/12 AM 12.8/13.3 2.2/ 2.7 0.5/ 1.0 1 Minor

    Sandwich Harbor
    MLLW Categories - Minor 12.0 ft, Moderate 14.0 ft, Major 15.0 ft
    MHHW Categories - Minor 1.7 ft, Moderate 3.7 ft, Major 4.7 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/10 PM 10.5/11.0 0.2/ 0.7 0.5/ 1.0 1 None
    14/11 AM 8.9/ 9.4 -1.5/-1.0 0.5/ 1.0 1-2 None
    14/11 PM 10.8/11.3 0.5/ 1.0 0.4/ 0.9 3 None
    15/12 PM 9.2/ 9.7 -1.1/-0.7 0.6/ 1.1 1 None
    16/12 AM 11.1/11.6 0.8/ 1.3 0.6/ 1.1 1 None

    Wings Neck
    MLLW Categories - Minor 6.5 ft, Moderate 9.0 ft, Major 11.5 ft
    MHHW Categories - Minor 2.1 ft, Moderate 4.6 ft, Major 7.1 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/07 PM 5.7/ 6.2 1.4/ 1.9 0.8/ 1.3 1 None
    14/08 AM 4.6/ 5.1 0.2/ 0.7 0.5/ 1.0 1 None
    14/09 PM 6.2/ 6.7 1.8/ 2.2 1.1/ 1.6 3 None
    15/09 AM 4.7/ 5.2 0.4/ 0.9 0.6/ 1.1 1-2 None
    15/09 PM 5.7/ 6.2 1.3/ 1.8 0.6/ 1.1 1 None
    16/10 AM 4.7/ 5.2 0.2/ 0.8 0.5/ 1.0 1 None

    Edgartown
    MLLW Categories - Minor 4.0 ft, Moderate 5.0 ft, Major 7.0 ft
    MHHW Categories - Minor 1.3 ft, Moderate 2.3 ft, Major 4.3 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/09 PM 3.5/ 4.0 0.8/ 1.3 0.5/ 1.0 2 None
    14/11 AM 2.1/ 2.6 -0.7/-0.2 0.4/ 0.9 1-2 None
    14/10 PM 3.5/ 4.0 0.8/ 1.3 0.5/ 1.0 2-3 None
    15/11 AM 2.2/ 2.7 -0.6/-0.1 0.6/ 1.1 2 None
    16/12 AM 3.5/ 4.0 0.8/ 1.3 0.4/ 0.9 3 None

    Vineyard Haven
    MLLW Categories - Minor 4.5 ft, Moderate 6.0 ft, Major 7.0 ft
    MHHW Categories - Minor 2.5 ft, Moderate 4.0 ft, Major 5.0 ft

    Total Total Departure
    Day/Time Tide Tide from Norm Waves Flood
    ft MLLW ft MHHW ft ft Impact
    -------- --------- --------- --------- ------- --------
    13/10 PM 2.7/ 3.2 0.7/ 1.1 0.5/ 1.0 2 None
    14/12 PM 2.1/ 2.6 0.1/ 0.6 0.5/ 1.0 1-2 None
    14/11 PM 2.7/ 3.2 0.7/ 1.1 0.4/ 0.9 2-3 None
    15/01 PM 2.1/ 2.6 0.1/ 0.6 0.4/ 0.9 2 None
    16/12 AM 2.7/ 3.2 0.7/ 1.1 0.4/ 0.9 2 None

    &&