Surf Forecasts:
How big are the waves at Plum Island today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 0.5ft (0.1m), 9s period with SE swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 0.5ft (0.1m), 9s period with SE swell.
- Evening surf: Evening surf (11 Aug, local time) - 0.5ft (0.1m), 9s period with SE swell.
The current surf forecast for Plum Island at 1PM is: 0.1m 9s primary swell from a Southeast direction (forecast issued at 07:00am August 11). An open ocean swell of 0.3m 3s is not directed at the surf break. The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | 0.5ft (0.1m) | 9s |
| Afternoon (11 Aug) | 0.5ft (0.1m) | 9s |
| Evening (11 Aug) | 0.5ft (0.1m) | 9s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 30°C on Tue afternoon, min 19°C on Wed night). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 11 | Wednesday 12 | Thursday 13 | |||||||||||||||||||||
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 | 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 4 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | E 14 | E 14 | E 14 | E 14 | E 14 | SE 14 | SE 14 | ESE 8 | SE 14 | SE 10 | E 14 | SE 10 | ESE 10 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 4 | 4 | 8 | 8 | 8 | 8 | 4 | 4 | 4 | 9 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross | cross | cross-off | cross-off | off | off | glassy | cross-on | cross-on | glassy | off |
High Tide | 10:59AM2.40m | 11:17PM2.90m | 11:57AM2.50m | 00:13AM2.92m | 12:49PM2.58m | ||||||||||||||||||
Low Tide | 5:22AM-0.16m | 5:32PM0.11m | 6:16AM-0.24m | 6:28PM0.01m | 7:07AM-0.28m | 7:21PM-0.06m | |||||||||||||||||
 |  | | | |  | |  | | | |  | | | | | |  | | | | | | |
 | 5:43 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — |
 | — | — | — | — | 7:51 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:47 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 21 | 23 | 28 | 30 | 30 | 26 | 24 | 22 | 20 | 20 | 24 | 25 | 24 | 23 | 22 | 20 | 19 | 20 | 24 | 24 | 25 | 23 | 23 |
Feels °C | 22 | 23 | 26 | 27 | 29 | 26 | 23 | 21 | 19 | 19 | 23 | 23 | 23 | 22 | 22 | 20 | 18 | 19 | 24 | 23 | 24 | 24 | 22 |
Swell 1 Height (m) Direction Period (s) | SSE 4 | SSE 4 | SE 9 | — | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | S 3 | S 3 | S 4 | SSE 4 | SE 10 | SE 10 | ESE 10 |
| kJ | 2 | 1 | 3 | — | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 2 | 1 | 1 | 2 | 4 | 4 | 9 |
Swell 2 Height (m) Direction Period (s) | SE 10 | SE 9 | — | SE 9 | S 6 | S 6 | S 6 | S 6 | S 5 | S 6 | S 6 | S 6 | E 14 | E 14 | E 14 | SE 14 | SE 8 | ESE 8 | SE 8 | SE 10 | SE 8 | SE 8 | S 5 |
| kJ | 4 | 3 | — | 3 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 4 | 4 | 4 | 8 | 3 | 7 | 3 | 4 | 3 | 3 | 2 |
Swell 3 Height (m) Direction Period (s) | E 8 | E 8 | E 8 | — | — | E 8 | E 8 | E 8 | E 8 | E 8 | E 14 | E 14 | E 8 | E 8 | E 11 | E 11 | SE 14 | SE 14 | SE 14 | SE 8 | E 14 | — | E 13 |
| kJ | 1 | 1 | 1 | — | — | 1 | 1 | 1 | 1 | 1 | 4 | 4 | 1 | 1 | 2 | 2 | 8 | 8 | 8 | 3 | 4 | — | 3 |
Wind waves Height (m) Direction Period (s) | WSW 2 | W 3 | WSW 3 | WSW 3 | — | NNW 3 | NNW 3 | NNW 3 | N 4 | — | — | — | — | S 2 | SSW 3 | S 3 | — | — | — | — | SSE 4 | — | — |
| kJ | 1 | 2 | 2 | 2 | — | 1 | 1 | 1 | 1 | — | — | — | — | 1 | 1 | 1 | — | — | — | — | 2 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 627 | 2557 | 2533 | 2533 | 2533 | 551 | 152 | 626 | 627 | 1174 | 627 | 3538 | 920 | 507 | 499 | 626 | 627 | 219 | 154 | 2737 | 455 | 231 | 211 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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