
Surf Forecasts:
How big are the waves at Plum Island today (10 Aug):
- Morning surf: Morning surf (10 Aug, local time) - 0.5ft (0.1m), 10s period with SE swell.
- Afternoon surf: Afternoon surf (10 Aug, local time) - 0.5ft (0.2m), 7s period with SSE swell.
- Evening surf: Evening surf (10 Aug, local time) - 1.5ft (0.5m), 3s period with SSE swell.
The current surf forecast for Plum Island at 4AM is: 0.1m 10s primary swell from a Southeast direction (forecast issued at 07:00pm August 09). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (10 Aug) | 0.5ft (0.1m) | 10s |
| Afternoon (10 Aug) | 0.5ft (0.2m) | 7s |
| Evening (10 Aug) | 1.5ft (0.5m) | 3s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Tue afternoon, min 20°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Sun 9 | Monday 10 | Tuesday 11 | |||||||||||||||||
5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map | |||||||||||||||||||
Wave Height (m) Direction Period (s) | SSE 7 | SSE 7 | E 10 | SE 7 | SE 10 | SE 10 | SE 10 | SSE 7 | SE 10 | SSE 3 | S 4 | SE 10 | SSE 4 | SSE 4 | SE 9 | SE 9 | S 5 | SE 9 | SE 9 |
Wave Graph | |||||||||||||||||||
5 | 5 | 2 | 2 | 4 | 4 | 4 | 4 | 4 | 7 | 10 | 4 | 5 | 3 | 3 | 3 | 3 | 3 | 3 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | off | cross-off | cross-off | off | cross-on | cross-on | cross | cross | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 9:13PM2.77m | 9:57AM2.30m | 10:16PM2.84m | 10:59AM2.40m | |||||||||||||||
Low Tide | 3:28PM0.28m | 4:23AM-0.07m | 4:32PM0.20m | 5:22AM-0.16m | 5:32PM0.11m | ||||||||||||||
— | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | |
7:53 | — | — | — | — | — | — | — | 7:52 | — | — | — | — | — | — | — | 7:51 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 31 | 28 | 25 | 25 | 22 | 22 | 25 | 27 | 26 | 25 | 24 | 22 | 22 | 23 | 27 | 29 | 29 | 25 | 22 |
Feels °C | 28 | 27 | 24 | 24 | 22 | 22 | 24 | 25 | 25 | 24 | 24 | 22 | 22 | 22 | 25 | 25 | 26 | 23 | 20 |
Swell 1 Height (m) Direction Period (s) | SSE 7 | SSE 7 | SE 7 | WSW 3 | — | — | SE 7 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SSE 4 | SSE 4 | SSE 4 | SSE 4 | SE 9 | SE 9 | SE 9 |
5 | 5 | 2 | 1 | — | — | 2 | 3 | 4 | 4 | 4 | 4 | 5 | 3 | 2 | 2 | 3 | 3 | 3 | |
Swell 2 Height (m) Direction Period (s) | E 9 | E 9 | — | — | — | SE 10 | SE 10 | E 8 | E 8 | E 8 | E 8 | E 8 | SE 10 | SE 9 | SE 9 | SE 9 | S 5 | SE 6 | S 6 |
2 | 2 | — | — | — | 4 | 4 | 1 | 1 | 1 | 1 | 1 | 4 | 3 | 3 | 3 | 2 | 1 | 1 | |
Swell 3 Height (m) Direction Period (s) | E 8 | E 8 | E 10 | SE 7 | SE 10 | SE 7 | E 8 | — | — | — | S 6 | — | E 8 | E 8 | E 8 | — | E 8 | E 8 | E 8 |
1 | 1 | 2 | 2 | 4 | 2 | 1 | — | — | — | 1 | — | 1 | 1 | 1 | — | 1 | 1 | 1 | |
Wind waves Height (m) Direction Period (s) | WSW 2 | W 2 | W 3 | WNW 2 | — | — | — | SSE 7 | SSE 2 | SSE 3 | S 4 | S 4 | SW 3 | WSW 3 | WSW 3 | W 3 | WNW 2 | NNW 3 | NNW 3 |
1 | 1 | 2 | 1 | — | — | — | 4 | 1 | 7 | 10 | 9 | 2 | 3 | 3 | 1 | 1 | 4 | 4 | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 287 | 182 | 211 | 231 | 627 | 627 | 627 | 507 | 507 | 499 | 515 | 231 | 1094 | 1094 | 146 | 2533 | 390 | 235 | 231 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)











