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

Day Sky High / Low Precip Wind Humidity
Wed
Jun 18
Light Rain/Fog
Close Hourly
-º / 66º 68% S 6 mph 92%
4pm Cloudy 74º 24% S 6 mph 82%
5pm Cloudy 74º 6% S 5 mph 81%
6pm Cloudy 74º 4% S 6 mph 79%
7pm Cloudy 71º 4% S 6 mph 87%
8pm Cloudy 70º 6% S 5 mph 89%
9pm Mostly Cloudy 69º 6% S 5 mph 91%
10pm Mostly Cloudy 69º 11% S 5 mph 92%
11pm Mostly Cloudy 69º 18% S 5 mph 94%
Thu
Jun 19
Mostly Sunny
View Hourly
88º / 68º 11% SSW 12 mph 76%
12am Mostly Cloudy 68º 17% S 5 mph 95%
1am Mostly Cloudy 68º 16% S 5 mph 97%
2am Foggy 68º 11% S 4 mph 97%
3am Foggy 67º 12% SSW 4 mph 99%
4am Foggy 67º 12% SSW 4 mph 100%
5am Foggy 67º 10% SSW 4 mph 100%
6am Foggy 67º 14% SSW 4 mph 100%
7am Foggy 68º 9% SW 4 mph 100%
8am Mostly Cloudy 71º 9% SW 5 mph 95%
9am Mostly Cloudy 73º 8% SSW 6 mph 89%
10am Mostly Cloudy 76º 11% SSW 6 mph 84%
11am Mostly Cloudy 78º 9% SSW 6 mph 79%
12pm Partly Cloudy 81º 4% SSW 8 mph 74%
1pm Partly Cloudy 82º 3% S 10 mph 70%
2pm Mostly Sunny 83º 2% S 10 mph 68%
3pm Sunny 85º 2% S 10 mph 65%
4pm Sunny 85º 1% SSW 11 mph 64%
5pm Sunny 86º 1% SSW 12 mph 59%
6pm Mostly Sunny 85º 1% SSW 12 mph 59%
7pm Mostly Sunny 83º 1% SSW 13 mph 61%
8pm Partly Cloudy 80º 6% SSW 13 mph 67%
9pm Mostly Cloudy 78º 11% SSW 13 mph 70%
10pm Cloudy 77º 5% SW 13 mph 75%
11pm Partly Cloudy 76º 5% SW 11 mph 76%
Fri
Jun 20
Partly Cloudy
View Hourly
81º / 64º 3% W 19 mph 54%
12am Partly Cloudy 75º 6% SW 10 mph 79%
1am Partly Cloudy 73º 6% SW 11 mph 83%
2am Mostly Cloudy 72º 5% SW 10 mph 84%
3am Mostly Cloudy 72º 10% SW 10 mph 85%
4am Mostly Cloudy 71º 8% SW 10 mph 83%
5am Mostly Clear 70º 5% WSW 12 mph 80%
6am Partly Cloudy 69º 5% WSW 11 mph 80%
7am Sunny 70º 3% WSW 14 mph 73%
8am Partly Cloudy 71º 2% W 16 mph 67%
9am Partly Cloudy 72º 2% W 16 mph 64%
10am Mostly Sunny 73º 1% W 18 mph 60%
11am Sunny 75º 0% W 19 mph 55%
12pm Sunny 77º 0% WNW 19 mph 51%
1pm Sunny 78º 0% WNW 19 mph 48%
2pm Sunny 79º 0% WNW 18 mph 46%
3pm Sunny 80º 1% WNW 17 mph 43%
Sat
Jun 21
Partly Cloudy 79º / 67º 15% SW 9 mph 62%
Sun
Jun 22
AM Showers 81º / 67º 40% SW 10 mph 73%
Mon
Jun 23
Partly Cloudy 84º / 73º 7% SSW 11 mph 72%
Tue
Jun 24
Sunny 92º / 74º 5% WSW 9 mph 59%
Wed
Jun 25
Mostly Sunny 82º / 66º 24% NE 8 mph 67%

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

* Playback displays weather for the past 6 hours.

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

This Afternoon
High : 75ºF
S wind around 6 kt. A slight chance of showers before 2pm. Seas around 2 ft.
Tonight
Low : 65ºF
Variable winds 5 kt or less. Patchy fog after 1am. Seas around 2 ft.
Juneteenth
High : 92ºF
Variable winds less than 5 kt becoming SSW 6 to 11 kt in the afternoon. Patchy fog before 10am. Seas around 2 ft.
Thursday Night
Low : 66ºF
SW wind 9 to 12 kt, with gusts as high as 21 kt. Partly cloudy. Seas 2 to 3 ft.
Friday
High : 78ºF
WNW wind around 10 kt. Sunny. Seas around 2 ft.
Friday Night
Low : 62ºF
W wind around 6 kt. Mostly clear. Seas 1 to 2 ft.
Saturday
High : 79ºF
Variable winds less than 5 kt becoming S around 6 kt in the morning. Mostly sunny. Seas around 1 ft.
Saturday Night
Low : 66ºF
Variable winds 5 kt or less. Mostly cloudy. Seas around 1 ft.
Sunday
High : 80ºF
SW wind 7 to 9 kt. Mostly sunny. Seas around 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

    WednesdayThursdayFriday
    Wind Speed (MPH) 655458111310101619
    4pm8pm12am4am8am12pm4pm8pm12am4am8am12pm
    MPH 655458111310101619
    DIR SSSSSWSWSSWSSWSSWSWSWWWNW

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

    As Of: 29 minutes ago

    • 74ºF
    • 74ºF
    • 6mph
    • 0º (S)
    • 6mph
    • Cloudy
    • 8mi
    • 29.88"
    • 82%
    • 0ºF

    The weather right now in Plum Island Sound, South End, MA is Cloudy. The current temperature is 74°F, and the expected high and low for today, Wednesday, June 18, 2025, are -° high temperature and 66°F low temperature. The wind is currently blowing at 6 miles per hour, and coming from the South. The wind is gusting to 6 mph. With the wind and the atmosphere the temperature feels like 74° Fahrenheit. Expected precipitation is 24 percent, with current humidity at 82 percent, and air pressure at 29.88 in. Visibility is 8 nautical miles. There are 1 current weather alert(s).