
Surf Forecasts:
How big are the waves at Plum Island today (29 Sep):
- Afternoon surf: Afternoon surf (29 Sep, local time) - 3.5ft (1.0m), 9s period with E swell.
- Evening surf: Evening surf (29 Sep, local time) - 3.5ft (1.0m), 9s period with E swell.
The current surf forecast for Plum Island at 10PM is: 1.0m 9s primary swell from a East direction and 0.2m 6s secondary swell from a South-southeast direction (forecast issued at 07:00pm September 29). The wind direction is predicted to be glassy.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Sep) | - | - |
| Afternoon (29 Sep) | 3.5ft (1.0m) | 9s |
| Evening (29 Sep) | 3.5ft (1.0m) | 9s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 29°C on Fri afternoon, min 14°C on Wed morning). Wind will be generally light. | |||||||||||||||||||
Tue 29 | Wednesday 30 | Thursday 1 | |||||||||||||||||
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) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 |
Wave Graph | |||||||||||||||||||
177 | 146 | 146 | 120 | 123 | 120 | 120 | 119 | 92 | 89 | 92 | 68 | 69 | 50 | 50 | 49 | 35 | 36 | 36 | |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | glassy | glassy | glassy | glassy | off | glassy | cross-on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off |
High Tide | 2:28AM2.54m | 2:44PM2.84m | 3:18AM2.46m | 3:34PM2.80m | |||||||||||||||
Low Tide | 8:45PM-0.20m | 8:53AM0.08m | 9:34PM-0.15m | 9:41AM0.17m | 10:31PM-0.07m | ||||||||||||||
— | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:39 | — | — | — | — | — | — | |
6:28 | — | — | — | — | — | — | — | 6:27 | — | — | — | — | — | — | — | 6:24 | — | — | |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 15 | 15 | 15 | 14 | 17 | 18 | 19 | 17 | 18 | 17 | 17 | 17 | 22 | 26 | 25 | 23 | 20 |
Feels °C | 16 | 17 | 16 | 16 | 15 | 14 | 17 | 16 | 18 | 16 | 18 | 16 | 16 | 17 | 22 | 24 | 24 | 22 | 19 |
Swell 1 Height (m) Direction Period (s) | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 |
177 | 146 | 146 | 120 | 123 | 120 | 120 | 119 | 92 | 89 | 92 | 68 | 69 | 50 | 50 | 49 | 34 | 33 | 31 | |
Swell 2 Height (m) Direction Period (s) | ESE 14 | SSE 6 | SSE 6 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | ESE 13 | SE 13 | ESE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 | SE 12 |
19 | 4 | 4 | 17 | 17 | 17 | 17 | 17 | 16 | 42 | 30 | 38 | 37 | 37 | 36 | 36 | 35 | 36 | 36 | |
Swell 3 Height (m) Direction Period (s) | SSE 6 | ESE 14 | ESE 13 | SSE 6 | SSE 6 | SE 6 | SE 6 | SSE 6 | SE 7 | E 13 | SSE 8 | SE 8 | SE 9 | SE 9 | SE 9 | S 7 | — | SE 12 | E 12 |
8 | 18 | 18 | 4 | 3 | 1 | 1 | 3 | 2 | 3 | 6 | 2 | 3 | 13 | 13 | 1 | — | 6 | 11 | |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SSE 3 | S 3 | S 3 | SSW 3 | SSW 3 | SSW 3 | S 3 | SSW 3 | S 3 | S 4 |
— | — | — | — | — | — | — | — | — | 2 | 5 | 6 | 3 | 2 | 2 | 1 | 1 | 5 | 24 | |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 13 | 25 | 0 | 0 | 0 | 0 | 0 | 0 | 52 | 80 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
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)










