41.7417’ N, 70.6583’ W

Onset Beach, MA

68°
H 78°
L 54°
NW
2mph
Low tide
7:40 am

Onset Beach, MA Weather Forecast and Current Conditions

Day Sky High / Low Precip Wind Humidity
Fri
Sep 18
Partly Cloudy
Close Hourly
78º / 54º 15% N 8 mph 75%
7am Partly Cloudy 68º 15% NW 2 mph 92%
8am Mostly Cloudy 69º 15% NNW 4 mph 91%
9am Partly Cloudy 71º 15% NNW 5 mph 85%
10am Partly Cloudy 74º 15% NNW 7 mph 79%
11am Mostly Cloudy 75º 15% N 8 mph 74%
12pm Mostly Cloudy 76º 15% N 8 mph 67%
1pm Mostly Cloudy 77º 15% N 8 mph 62%
2pm Partly Cloudy 76º 1% N 8 mph 61%
3pm Mostly Sunny 76º 2% NNE 8 mph 61%
4pm Sunny 76º 1% NNE 7 mph 59%
5pm Partly Cloudy 75º 1% NNE 6 mph 62%
6pm Partly Cloudy 72º 7% NNE 4 mph 69%
7pm Partly Cloudy 70º 6% N 3 mph 75%
8pm Partly Cloudy 68º 5% N 3 mph 79%
9pm Clear 66º 2% N 5 mph 72%
10pm Partly Cloudy 64º 0% N 7 mph 66%
11pm Partly Cloudy 62º 0% N 8 mph 65%
Sat
Sep 19
Mostly Sunny
View Hourly
64º / 47º 1% NE 11 mph 56%
12am Partly Cloudy 61º 1% N 8 mph 66%
1am Mostly Cloudy 60º 0% NNE 8 mph 66%
2am Partly Cloudy 58º 1% NNE 9 mph 66%
3am Partly Cloudy 58º 0% NNE 9 mph 65%
4am Partly Cloudy 57º 0% NNE 9 mph 65%
5am Partly Cloudy 56º 1% NNE 9 mph 67%
6am Partly Cloudy 56º 1% NNE 9 mph 67%
7am Partly Cloudy 55º 1% NNE 8 mph 67%
8am Partly Cloudy 58º 1% NNE 9 mph 64%
9am Partly Cloudy 60º 0% NE 10 mph 60%
10am Partly Cloudy 61º 0% NNE 11 mph 57%
11am Partly Cloudy 62º 0% NE 10 mph 56%
12pm Partly Cloudy 62º 0% NE 10 mph 53%
1pm Partly Cloudy 63º 0% NE 10 mph 51%
2pm Mostly Sunny 63º 0% NE 9 mph 51%
3pm Sunny 63º 0% NE 9 mph 51%
4pm Mostly Sunny 62º 0% NE 8 mph 52%
5pm Mostly Sunny 61º 0% NE 7 mph 55%
6pm Mostly Sunny 59º 1% ENE 6 mph 59%
7pm Partly Cloudy 56º 2% ENE 4 mph 65%
8pm Partly Cloudy 55º 3% E 3 mph 71%
9pm Partly Cloudy 53º 3% E 2 mph 77%
10pm Clear 51º 3% E 3 mph 81%
11pm Mostly Clear 50º 4% ESE 2 mph 84%
Sun
Sep 20
PM Rain
View Hourly
65º / 57º 71% SE 9 mph 73%
12am Clear 49º 4% ESE 1 mph 88%
1am Clear 48º 5% ESE 2 mph 90%
2am Clear 48º 5% ESE 2 mph 89%
3am Clear 48º 5% ESE 2 mph 89%
4am Mostly Clear 49º 5% ESE 2 mph 89%
5am Mostly Cloudy 50º 5% ESE 2 mph 86%
6am Partly Cloudy 50º 5% SE 3 mph 88%
Mon
Sep 21
AM Showers 63º / 55º 64% NNE 15 mph 78%
Tue
Sep 22
Cloudy 62º / 54º 22% NE 16 mph 67%
Wed
Sep 23
Mostly Cloudy 63º / 55º 16% ENE 20 mph 65%
Thu
Sep 24
Rain 62º / 52º 73% NE 19 mph 79%
Fri
Sep 25
Rain 62º / 52º 64% NNE 16 mph 83%

Weather Radar for Onset Beach, MA See Radar

* Playback displays weather for the past 6 hours.

NOAA Weather Marine Forecast for Onset Beach, MA

Today
High : 75ºF
Variable winds less than 5 kt becoming N 5 to 7 kt in the morning. Mostly sunny. Seas 1 ft or less.
Tonight
Low : 55ºF
Variable winds less than 5 kt becoming NNE 5 to 10 kt in the evening. Partly cloudy. Seas 1 ft or less.
Saturday
High : 62ºF
NNE wind around 9 kt. Mostly sunny. Seas 1 ft or less.
Saturday Night
Low : 53ºF
Variable winds 5 kt or less. Partly cloudy. Seas 1 ft or less.
Sunday
High : 66ºF
Variable winds less than 5 kt becoming SE 5 to 7 kt in the morning. A chance of showers, mainly after 1pm. Seas 1 ft or less.
Sunday Night
Low : 58ºF
Variable winds 5 kt or less. Showers, with thunderstorms also possible after 2am. Patchy fog after 10pm. Seas 1 ft or less.
Monday
High : 64ºF
NNE wind 8 to 11 kt increasing to 11 to 14 kt in the afternoon. Winds could gust as high as 21 kt. A chance of showers. The rain could be heavy at times. Seas 1 ft or less.
Monday Night
Low : 57ºF
NE wind 9 to 11 kt. A chance of showers. Seas 1 ft or less.
Tuesday
High : 62ºF
NE wind 15 to 17 kt, with gusts as high as 25 kt. A chance of showers. Seas 1 ft or less.

NOAA Buoy Data Near Onset Beach, MA See Map

Loading Map...
Loading Buoy Data...

    Wind Speed Forecast for Onset Beach, MA

    FridaySaturdaySunday
    Wind Speed (MPH) 2883898109422
    11am3pm7pm11pm3am7am11am3pm7pm11pm3am7am
    MPH 2883898109422
    DIR NWNNNENNNNENNENENEENEESEESE

    Current Weather Conditions In Onset Beach, MA

    As Of: 38 minutes ago

    • 68ºF
    • 68ºF
    • 2mph
    • 0º (NW)
    • 2mph
    • Partly Cloudy
    • 6mi
    • 30.00"
    • 92%
    • 0ºF

    The weather right now in Onset Beach, MA is Partly Cloudy. The current temperature is 68°F, and the expected high and low for today, Friday, September 18, 2026, are 78° high temperature and 54°F low temperature. The wind is currently blowing at 2 miles per hour, and coming from the Northwest. The wind is gusting to 2 mph. With the wind and the atmosphere the temperature feels like 68° Fahrenheit. Expected precipitation is 15 percent, with current humidity at 92 percent, and air pressure at 30 in. Visibility is 6 nautical miles. There are no current weather alert(s).