Surf Forecasts:
How big are the waves at Plum Island today (27 Sep):
- Morning surf: Morning surf (27 Sep, local time) - 13ft (4.0m), 9s period with ENE swell.
- Afternoon surf: Afternoon surf (27 Sep, local time) - 11ft (3.5m), 9s period with ENE swell.
- Evening surf: Evening surf (27 Sep, local time) - 11ft (3.5m), 9s period with ENE swell.
The current surf forecast for Plum Island at 2AM is: 4.5m 9s primary swell from a East-northeast direction and 0.6m 10s secondary swell from a South-southeast direction (forecast issued at 07:00pm September 26). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (27 Sep) | 13ft (4.0m) | 9s |
| Afternoon (27 Sep) | 11ft (3.5m) | 9s |
| Evening (27 Sep) | 11ft (3.5m) | 9s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 79mm), heaviest during Sun morning. Very mild (max 15°C on Sun morning, min 12°C on Mon morning). Winds decreasing (near gales from the NE on Sat night, moderate winds from the N by Tue afternoon). | |||||||||||||||||||
Sat 26 | Sunday 27 | Monday 28 | |||||||||||||||||
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 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 2971 | 3101 | 3110 | 3095 | 2872 | 2852 | 2709 | 2282 | 1921 | 1864 | 1852 | 1728 | 1751 | 1640 | 1400 | 1216 | 1082 | 865 | 709 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 00:16AM2.60m | 12:34PM2.71m | 00:58AM2.62m | 1:15PM2.79m | |||||||||||||||
Low Tide | 6:41PM-0.02m | 6:56AM0.01m | 7:19PM-0.12m | 7:32AM-0.01m | 8:00PM-0.19m | ||||||||||||||
 |  |  | | |  | |  | | | | | | | | | | | | |
 | — | — | — | — | 6:35 | — | — | — | — | — | — | — | 6:35 | — | — | — | — | — | — |
 | 6:34 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:30 | — | — |
mm | 2 | 3 | 6 | 4 | 7 | 9 | 6 | — | 1 | 1 | 3 | 2 | 3 | 6 | 4 | 2 | 2 | 3 | 8 |
Temp °C | 16 | 14 | 13 | 14 | 14 | 15 | 14 | 14 | 14 | 14 | 14 | 13 | 13 | 13 | 12 | 12 | 12 | 12 | 13 |
Feels °C | 8 | 5 | 4 | 5 | 5 | 7 | 6 | 7 | 7 | 8 | 8 | 6 | 6 | 6 | 5 | 5 | 6 | 6 | 8 |
Swell 1 Height (m) Direction Period (s) | SSE 10 | SSE 10 | SSE 10 | SSE 10 | SSE 11 | SSE 11 | SSE 10 | SSE 9 | SSE 9 | SSE 8 | SSE 8 | SSE 8 | — | — | E 16 | E 16 | — | — | E 15 |
| kJ | 34 | 38 | 57 | 83 | 45 | 44 | 77 | 35 | 31 | 41 | 23 | 22 | — | — | 5 | 5 | — | — | 4 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 16 | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 5 | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | E 10 | ENE 10 | ENE 10 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 9 | ENE 8 | ENE 8 | ENE 8 | ENE 8 |
| kJ | 2971 | 3101 | 3110 | 3095 | 2872 | 2852 | 2709 | 2282 | 1921 | 1864 | 1852 | 1728 | 1751 | 1640 | 1400 | 1216 | 1082 | 865 | 709 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 1050 | 926 | 920 | 920 | 863 | 797 | 801 | 868 | 487 | 868 | 800 | 800 | 443 | 515 | 156 | 81 | 81 | 81 | 73 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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