Surf Forecasts:
How big are the waves at Plum Island today (15 Sep):
- Morning surf: Morning surf (15 Sep, local time) - 1.5ft (0.4m), 7s period with SE swell.
- Afternoon surf: Afternoon surf (15 Sep, local time) - 1.5ft (0.5m), 5s period with NE swell.
- Evening surf: Evening surf (15 Sep, local time) - 1.5ft (0.4m), 5s period with NE swell.
The current surf forecast for Plum Island at 12PM is: 0.6m 4s primary swell from a Northeast direction and 0.3m 7s secondary swell from a Southeast direction, 0.2m 9s secondary swell from a East-southeast direction (forecast issued at 07:00am September 15). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (15 Sep) | 1.5ft (0.4m) | 7s |
| Afternoon (15 Sep) | 1.5ft (0.5m) | 5s |
| Evening (15 Sep) | 1.5ft (0.4m) | 5s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Thu afternoon. Warm (max 26°C on Wed afternoon, min 12°C on Tue morning). Wind will be generally light. | |||||||||||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | |||||||||||||||||||||
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) | NNE 5 | SE 7 | NE 4 | NE 5 | ESE 9 | NE 5 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | S 4 | S 4 | S 4 | ESE 13 | ESE 13 | ESE 13 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 45 | 21 | 12 | 12 | 8 | 8 | 8 | 8 | 8 | 9 | 8 | 8 | 12 | 14 | 17 | 17 | 17 | 16 | 17 | 17 | 17 | 16 | 16 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross | cross-off | cross-on | on | cross-on | cross | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross-off | cross-off | cross-off | cross | cross | cross-on | cross | glassy | glassy | cross-off |
High Tide | 3:02AM2.36m | 3:16PM2.48m | 3:46AM2.22m | 4:00PM2.38m | 4:33AM2.08m | 4:46PM2.30m | |||||||||||||||||
Low Tide | 9:44AM0.14m | 10:16PM0.02m | 10:31AM0.29m | 11:07PM0.15m | 11:21AM0.44m | ||||||||||||||||||
 |  | | |  | | | |  |  | | | | | | | | | | |  |  | | |
 | 6:22 | — | — | — | — | — | — | — | 6:22 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — |
 | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:52 | — | — | — | — | — | — | — | 6:50 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 4 | 2 | — |
Temp °C | 13 | 12 | 13 | 15 | 15 | 14 | 14 | 14 | 14 | 15 | 19 | 23 | 26 | 24 | 22 | 21 | 19 | 17 | 17 | 18 | 16 | 16 | 17 |
Feels °C | 10 | 10 | 11 | 13 | 12 | 11 | 12 | 12 | 12 | 12 | 17 | 21 | 24 | 22 | 21 | 21 | 19 | 16 | 17 | 18 | 17 | 17 | 18 |
Swell 1 Height (m) Direction Period (s) | SE 7 | SE 7 | SE 7 | NE 5 | ENE 4 | NE 5 | ENE 5 | ENE 5 | ENE 4 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 7 | E 7 | SSE 4 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 |
| kJ | 27 | 13 | 7 | 12 | 7 | 7 | 6 | 5 | 4 | 9 | 8 | 8 | 8 | 11 | 4 | 5 | 10 | 10 | 17 | 17 | 17 | 16 | 16 |
Swell 2 Height (m) Direction Period (s) | E 15 | E 15 | ESE 9 | SE 7 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 4 | — | SE 13 | SE 13 | SE 13 | ESE 7 | ESE 7 | S 4 | ESE 13 | ESE 13 | E 12 | E 12 | ESE 12 | ESE 12 |
| kJ | 4 | 4 | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 1 | — | 7 | 7 | 7 | 5 | 10 | 2 | 16 | 16 | 12 | 12 | 15 | 15 |
Swell 3 Height (m) Direction Period (s) | — | — | E 15 | ESE 9 | SSE 7 | SE 7 | SE 7 | SE 14 | SE 14 | SE 13 | SE 13 | — | SE 7 | SE 10 | ESE 13 | ESE 13 | ESE 13 | S 3 | SE 9 | SE 9 | SE 12 | SE 9 | SSE 4 |
| kJ | — | — | 4 | 8 | 4 | 2 | 2 | 7 | 7 | 7 | 7 | — | 2 | 4 | 17 | 17 | 17 | 1 | 3 | 3 | 6 | 3 | 1 |
Wind waves Height (m) Direction Period (s) | NNE 5 | NE 4 | NE 4 | — | — | SE 2 | SSE 2 | SSW 3 | SW 3 | SW 3 | SSW 3 | S 3 | S 4 | S 4 | S 4 | WSW 3 | — | — | — | — | N 3 | NNE 2 | — |
| kJ | 45 | 21 | 12 | — | — | 1 | 1 | 3 | 2 | 2 | 4 | 8 | 12 | 14 | 16 | 1 | — | — | — | — | 1 | 1 | — |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 14 | 633 | 532 | 627 | 627 | 920 | 863 | 627 | 626 | 626 | 1050 | 1276 | 1276 | 1037 | 14 | 509 | 627 | 854 | 113 | 113 | 920 | 926 | 113 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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