Sesuit Harbor, East Dennis, MA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Wed
Jul 15 		Partly Cloudy
Close Hourly 		-º / 66º 3% NW 6 mph 67%
8pm Cloudy 75º 0% NW 5 mph 65%
9pm Mostly Cloudy 74º 0% NW 5 mph 66%
10pm Partly Cloudy 73º 0% NW 5 mph 65%
11pm Partly Cloudy 74º 1% NW 6 mph 63%
Thu
Jul 16 		Mostly Sunny
View Hourly 		84º / 64º 4% WSW 15 mph 53%
12am Clear 72º 1% NW 6 mph 65%
1am Clear 71º 1% NW 5 mph 66%
2am Clear 70º 1% NW 5 mph 69%
3am Clear 69º 1% WNW 5 mph 70%
4am Clear 68º 2% WNW 4 mph 71%
5am Mostly Clear 67º 2% WNW 4 mph 74%
6am Mostly Sunny 68º 3% W 4 mph 75%
7am Sunny 72º 2% W 5 mph 69%
8am Partly Cloudy 75º 1% W 6 mph 64%
9am Mostly Sunny 78º 0% W 7 mph 58%
10am Mostly Sunny 81º 0% WSW 8 mph 52%
11am Mostly Sunny 83º 0% WSW 9 mph 47%
12pm Mostly Sunny 83º 1% WSW 11 mph 46%
1pm Partly Cloudy 83º 4% SW 12 mph 47%
2pm Partly Cloudy 83º 3% SW 14 mph 48%
3pm Partly Cloudy 83º 1% SW 14 mph 50%
4pm Partly Cloudy 83º 0% SW 15 mph 50%
5pm Mostly Cloudy 83º 0% WSW 14 mph 50%
6pm Mostly Cloudy 81º 0% WSW 12 mph 54%
7pm Partly Cloudy 79º 2% WSW 11 mph 57%
8pm Showers 78º 38% WSW 9 mph 61%
9pm Few Showers 76º 32% NW 7 mph 63%
10pm Mostly Clear 74º 5% NW 5 mph 66%
11pm Partly Cloudy 72º 19% NW 5 mph 70%
Fri
Jul 17 		Sunny
View Hourly 		79º / 65º 2% NW 9 mph 51%
12am Partly Cloudy 70º 7% N 6 mph 73%
1am Clear 69º 4% N 4 mph 74%
2am Clear 68º 4% N 4 mph 76%
3am Clear 67º 4% NNW 4 mph 77%
4am Clear 66º 4% NW 3 mph 76%
5am Clear 65º 3% NW 4 mph 75%
6am Sunny 65º 3% NW 5 mph 73%
7am Sunny 69º 2% NW 6 mph 68%
8am Sunny 71º 1% NW 8 mph 63%
9am Sunny 72º 0% NW 9 mph 54%
10am Sunny 73º 0% NNW 8 mph 51%
11am Sunny 74º 0% NNW 8 mph 48%
12pm Sunny 75º 0% NNW 6 mph 46%
1pm Sunny 76º 0% NNW 5 mph 46%
2pm Sunny 77º 0% NNW 5 mph 44%
3pm Sunny 78º 0% WNW 4 mph 43%
4pm Mostly Sunny 78º 0% S 5 mph 45%
5pm Sunny 78º 0% S 5 mph 48%
6pm Sunny 77º 0% SSW 5 mph 52%
7pm Sunny 75º 1% SSW 5 mph 60%
Sat
Jul 18 		PM Showers 77º / 70º 56% SSW 16 mph 70%
Sun
Jul 19 		Partly Cloudy 80º / 65º 24% NW 13 mph 69%
Mon
Jul 20 		Mostly Sunny 78º / 66º 4% E 8 mph 62%
Tue
Jul 21 		Rain 80º / 70º 66% S 15 mph 72%
Wed
Jul 22 		AM Showers 78º / 67º 57% SSW 14 mph 81%

Weather Radar for Sesuit Harbor, East Dennis, MA See Radar

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* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Sesuit Harbor, East Dennis, MA

Tonight
Low : 71ºF
Variable winds 5 kt or less. Widespread haze between 9pm and 10pm. Widespread smoke, mainly before 7pm. Seas 1 ft or less.
Thursday
High : 85ºF
W wind 5 to 8 kt increasing to 8 to 11 kt in the afternoon. Winds could gust as high as 20 kt. Patchy smoke after 11am. Seas 1 ft or less.
Thursday Night
Low : 69ºF
NW wind 5 to 8 kt becoming variable and less than 5 kt after midnight. Partly cloudy. Seas 1 ft or less.
Friday
High : 84ºF
WNW wind around 6 kt becoming variable and less than 5 kt in the afternoon. Sunny. Seas 1 ft or less.
Friday Night
Low : 70ºF
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Saturday
High : 85ºF
SSW wind 5 to 8 kt increasing to 9 to 12 kt in the afternoon. Winds could gust as high as 21 kt. A chance of showers, mainly after 4pm. Seas 1 ft or less.
Saturday Night
Low : 70ºF
SSW wind around 14 kt, with gusts as high as 22 kt. A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 9pm. Seas 1 ft or less.
Sunday
High : 82ºF
WSW wind 10 to 13 kt becoming WNW in the afternoon. Winds could gust as high as 20 kt. Showers likely, mainly before 10am. Seas 1 ft or less.
Sunday Night
Low : 68ºF
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.

NOAA Buoy Data Near Sesuit Harbor, East Dennis, MA See Map

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    Wind Speed Forecast for Sesuit Harbor, East Dennis, MA

    ThursdayFriday
    Wind Speed (MPH) 56461115963865
    12am4am8am12pm4pm8pm12am4am8am12pm4pm8pm
    MPH 56461115963865
    DIR NWNWWNWWWSWSWWSWNNWNWNNWS

    Current Weather Conditions In Sesuit Harbor, East Dennis, MA

    As Of: 3 minutes ago

    • 75ºF
    • 75ºF
    • 5mph
    • 0º (NW)
    • 5mph
    • Cloudy
    • 9mi
    • 29.77"
    • 65%
    • 0ºF

    The weather right now in Sesuit Harbor, East Dennis, MA is Cloudy. The current temperature is 75°F, and the expected high and low for today, Wednesday, July 15, 2026, are -° high temperature and 66°F low temperature. The wind is currently blowing at 5 miles per hour, and coming from the Northwest. The wind is gusting to 5 mph. With the wind and the atmosphere the temperature feels like 75° Fahrenheit. Expected precipitation is 0 percent, with current humidity at 65 percent, and air pressure at 29.77 in. Visibility is 9 nautical miles. There are 2 current weather alert(s).

    Weather Alerts
    Rip Current Statement - 12:26am Wed Jul 15 2026

    ...HIGH RIP CURRENT RISK REMAINS IN EFFECT THROUGH THIS EVENING...

    WHAT: Dangerous rip currents, especially on beaches with south-facing
    exposures.

    WHERE: Washington, Southern Bristol MA, Southern Plymouth MA,
    Barnstable MA, Dukes MA, Nantucket MA, and Newport RI Counties.

    WHEN: Through this evening.

    IMPACTS: Rip currents can sweep even the best swimmers away
    from shore into deeper water.

    PRECAUTIONARY / PREPAREDNESS ACTIONS:

    Swim near a lifeguard. If caught in a rip current, relax and
    float. Don't swim against the current. If able, swim in a
    direction following the shoreline. If unable to escape, face the
    shore and call or wave for help.

    &&

    Air Quality Alert - 4:34pm Wed Jul 15 2026

    ...AIR QUALITY ALERT IN EFFECT UNTIL MIDNIGHT EDT THURSDAY NIGHT...

    The Massachusetts Department of Environmental Protection has issued
    an Air Quality Alert for Fine Particulates, until midnight EDT
    Thursday night.

    An Air Quality Alert day means that Fine Particulates concentrations
    within the region may approach or exceed levels that are Unhealthy
    for Sensitive Groups.

    Air is unhealthy for sensitive children and adults, such as those
    with asthma, lung or heart disease, and older adults. Sensitive
    children and adults should limit prolonged outdoor activity.

    For additional information, please visit the Massachusetts
    Department of Environmental Protection website at:
    https://mass.gov/dep/massair/forecast