Plum Island Sound, South End, MA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Sat
Jun 13 		Partly Cloudy
Close Hourly 		-º / 64º 4% WSW 5 mph 66%
9pm Partly Cloudy 77º 1% SSW 1 mph 52%
10pm Partly Cloudy 75º 1% WSW 2 mph 55%
11pm Mostly Clear 74º 1% WSW 3 mph 57%
Sun
Jun 14 		Partly Cloudy
View Hourly 		86º / 65º 2% SSW 17 mph 50%
12am Clear 70º 1% W 5 mph 66%
1am Clear 69º 1% W 5 mph 69%
2am Clear 67º 1% W 4 mph 73%
3am Clear 67º 2% W 4 mph 74%
4am Clear 66º 4% W 4 mph 76%
5am Partly Cloudy 65º 4% WSW 4 mph 77%
6am Partly Cloudy 65º 4% WSW 4 mph 76%
7am Mostly Sunny 69º 3% SW 3 mph 72%
8am Partly Cloudy 71º 1% SW 5 mph 68%
9am Partly Cloudy 75º 1% SW 6 mph 61%
10am Mostly Sunny 79º 0% SSW 8 mph 50%
11am Mostly Sunny 81º 0% SSW 10 mph 47%
12pm Mostly Sunny 82º 0% S 11 mph 45%
1pm Mostly Sunny 83º 0% S 13 mph 44%
2pm Mostly Sunny 83º 1% S 14 mph 45%
3pm Partly Cloudy 84º 1% S 14 mph 43%
4pm Mostly Cloudy 85º 0% S 16 mph 41%
5pm Mostly Cloudy 84º 0% S 17 mph 42%
6pm Mostly Cloudy 83º 0% S 16 mph 44%
7pm Mostly Cloudy 80º 0% S 15 mph 47%
8pm Cloudy 78º 3% SSW 14 mph 52%
9pm Cloudy 75º 3% SSW 14 mph 57%
10pm Cloudy 74º 4% SSW 13 mph 59%
11pm Cloudy 73º 19% SSW 13 mph 63%
Mon
Jun 15 		Partly Cloudy
View Hourly 		79º / 58º 24% WNW 11 mph 61%
12am Cloudy 72º 22% SSW 13 mph 67%
1am Cloudy 70º 22% S 12 mph 74%
2am Showers 69º 37% S 11 mph 79%
3am Scattered Thunderstorms 68º 42% S 10 mph 85%
4am Scattered Thunderstorms 67º 54% S 9 mph 90%
5am Showers 66º 50% S 8 mph 93%
6am Cloudy 66º 24% SSW 8 mph 93%
7am Partly Cloudy 67º 24% SW 7 mph 92%
8am Partly Cloudy 68º 21% W 8 mph 88%
9am Mostly Sunny 71º 10% WNW 10 mph 80%
10am Mostly Sunny 73º 3% WNW 11 mph 68%
11am Sunny 75º 1% WNW 10 mph 62%
12pm Sunny 76º 1% NW 11 mph 55%
1pm Mostly Sunny 77º 1% WNW 10 mph 52%
2pm Sunny 77º 1% NW 10 mph 49%
3pm Sunny 78º 0% WNW 10 mph 46%
4pm Partly Cloudy 78º 0% WNW 10 mph 44%
5pm Partly Cloudy 77º 0% WNW 10 mph 46%
6pm Mostly Cloudy 76º 1% WNW 11 mph 47%
7pm Partly Cloudy 74º 1% WNW 10 mph 50%
8pm Partly Cloudy 71º 1% WNW 9 mph 54%
Tue
Jun 16 		Mostly Sunny 73º / 58º 3% SSW 11 mph 54%
Wed
Jun 17 		Mostly Cloudy 73º / 60º 24% SSE 13 mph 63%
Thu
Jun 18 		Showers 75º / 64º 52% S 16 mph 75%
Fri
Jun 19 		Partly Cloudy 80º / 63º 24% W 13 mph 61%
Sat
Jun 20 		Partly Cloudy 80º / 61º 17% W 12 mph 51%

Weather Radar for Plum Island Sound, South End, MA See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Plum Island Sound, South End, MA

Tonight
Low : 64ºF
Variable winds 5 kt or less. Mostly clear. Seas around 1 ft.
Sunday
High : 89ºF
Variable winds less than 5 kt becoming S 7 to 12 kt in the morning. Increasing clouds. Seas 1 to 2 ft.
Sunday Night
Low : 63ºF
S wind 9 to 12 kt, with gusts as high as 21 kt. Showers and possibly a thunderstorm, mainly before 5am, then a chance of showers and thunderstorms after 5am. Seas 2 to 3 ft.
Monday
High : 80ºF
WNW wind 7 to 9 kt. A chance of showers before 7am. Seas 1 to 2 ft.
Monday Night
Low : 58ºF
WNW wind around 6 kt. Mostly clear. Seas 1 to 2 ft.
Tuesday
High : 76ºF
Variable winds less than 5 kt becoming S 5 to 9 kt in the afternoon. Sunny. Seas 1 to 2 ft.
Tuesday Night
Low : 59ºF
Variable winds 5 kt or less. Mostly clear. Seas 1 to 2 ft.
Wednesday
High : 78ºF
Variable winds less than 5 kt becoming SSE 5 to 9 kt in the afternoon. Mostly sunny. Seas 1 to 2 ft.
Wednesday Night
Low : 60ºF
S wind 5 to 7 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 to 2 ft.

NOAA Buoy Data Near Plum Island Sound, South End, MA See Map

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    Wind Speed Forecast for Plum Island Sound, South End, MA

    SundayMonday
    Wind Speed (MPH) 1546131714128101010
    1am5am9am1pm5pm9pm1am5am9am1pm5pm9pm
    MPH 1546131714128101010
    DIR SSWWWSWSWSSSSWSSWNWWNWWNW

    Current Weather Conditions In Plum Island Sound, South End, MA

    As Of: 12 minutes ago

    • 77ºF
    • 77ºF
    • 1mph
    • 0º (SSW)
    • 1mph
    • Partly Cloudy
    • 10mi
    • 29.81"
    • 52%
    • 0ºF

    The weather right now in Plum Island Sound, South End, MA is Partly Cloudy. The current temperature is 77°F, and the expected high and low for today, Saturday, June 13, 2026, are -° high temperature and 64°F low temperature. The wind is currently blowing at 1 miles per hour, and coming from the South Southwest. The wind is gusting to 1 mph. With the wind and the atmosphere the temperature feels like 77° Fahrenheit. Expected precipitation is 1 percent, with current humidity at 52 percent, and air pressure at 29.81 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 8 AM EDT MONDAY...

    WHAT: South winds 10 to 20 kt with gusts up to 25 kt and seas
    2 to 3 feet expected.

    WHERE: Cape Cod Bay and Massachusetts Bay and Ipswich Bay.

    WHEN: From noon Sunday to 8 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

    &&