Surf Forecasts:
How big are the waves at Plum Island today (22 Sep):
- Afternoon surf: Afternoon surf (22 Sep, local time) - 1.5ft (0.4m), 8s period with SE swell.
- Evening surf: Evening surf (22 Sep, local time) - 1.5ft (0.4m), 9s period with SE swell.
The current surf forecast for Plum Island at 12AM is: 0.4m 9s primary swell from a Southeast direction and 0.4m 4s secondary swell from a East-northeast direction (forecast issued at 07:00pm September 21). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (22 Sep) | - | - |
| Afternoon (22 Sep) | 1.5ft (0.4m) | 8s |
| Evening (22 Sep) | 1.5ft (0.4m) | 9s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 16°C on Mon night, min 10°C on Thu morning). Winds increasing (calm on Mon night, fresh winds from the NE by Wed morning). | |||||||||||||||||||
Mon 21 | Tuesday 22 | Wednesday 23 | |||||||||||||||||
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) | SE 9 | SE 9 | SE 9 | ENE 4 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 6 | ENE 6 | E 6 | E 6 | E 6 | E 7 | E 7 | E 8 | E 8 | E 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 23 | 22 | 22 | 42 | 86 | 136 | 205 | 183 | 158 | 119 | 101 | 196 | 239 | 272 | 371 | 510 | 594 | 659 | 653 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | glassy | cross | cross-on | cross-on | cross-on | cross-on | cross-on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 8:32PM2.26m | 9:12AM2.06m | 9:25PM2.34m | 9:57AM2.18m | 10:11PM2.42m | ||||||||||||||
Low Tide | 3:08PM0.58m | 3:45AM0.34m | 3:57PM0.49m | 4:30AM0.27m | 4:42PM0.37m | ||||||||||||||
 |  |  | | |  | | | |  | | | | | | | | | | |
 | — | — | — | — | 6:28 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — |
 | 6:43 | — | — | — | — | — | — | — | 6:40 | — | — | — | — | — | — | — | 6:38 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 16 | 16 | 14 | 14 | 13 | 12 | 12 | 12 | 13 | 13 | 14 | 13 | 12 | 12 | 13 | 12 | 12 | 13 | 13 |
Feels °C | 14 | 15 | 10 | 9 | 8 | 6 | 6 | 6 | 8 | 9 | 10 | 8 | 7 | 6 | 7 | 6 | 7 | 9 | 9 |
Swell 1 Height (m) Direction Period (s) | E 4 | E 4 | ENE 4 | SE 9 | SE 8 | SE 8 | E 14 | SE 8 | SE 8 | SE 7 | SE 7 | E 13 | E 13 | E 13 | E 13 | — | — | — | — |
| kJ | 9 | 10 | 7 | 26 | 17 | 31 | 4 | 46 | 36 | 26 | 24 | 4 | 3 | 3 | 3 | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | NNE 4 | SE 9 | SE 9 | E 16 | E 15 | E 15 | E 14 | E 14 | E 14 | E 14 | E 14 | — | — | — | — | — | — | — | — |
| kJ | 3 | 22 | 22 | 5 | 4 | 4 | 4 | 4 | 4 | 4 | 4 | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | SE 9 | SE 6 | SE 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | 23 | 5 | 8 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | ENE 4 | ENE 5 | ENE 6 | ENE 6 | ENE 6 | ENE 7 | ENE 6 | ENE 6 | E 6 | E 6 | E 6 | E 7 | E 7 | E 8 | E 8 | E 9 |
| kJ | — | — | — | 42 | 86 | 136 | 205 | 183 | 158 | 119 | 101 | 196 | 239 | 272 | 371 | 510 | 594 | 659 | 653 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 499 | 499 | 507 | 499 | 499 | 187 | 499 | 551 | 25 | 1037 | 1034 | 509 | 626 | 512 | 627 | 920 | 512 | 863 | 151 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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