Surf Forecasts:
How big are the waves at Plum Island today (23 Aug):
- Morning surf: Morning surf (23 Aug, local time) - 2.5ft (0.7m), 6s period with E swell.
- Afternoon surf: Afternoon surf (23 Aug, local time) - 1ft (0.3m), 12s period with ESE swell.
- Evening surf: Evening surf (23 Aug, local time) - 2ft (0.6m), 7s period with E swell.
The current surf forecast for Plum Island at 10AM is: 0.3m 12s primary swell from a East-southeast direction and 0.6m 6s secondary swell from a East direction (forecast issued at 01:00am August 23). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Aug) | 2.5ft (0.7m) | 6s |
| Afternoon (23 Aug) | 1ft (0.3m) | 12s |
| Evening (23 Aug) | 2ft (0.6m) | 7s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Sun night. Warm (max 28°C on Mon afternoon, min 17°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Sunday 23 | Monday 24 | Tuesday 25 | ||||||||||||||||||||||
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 | 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 5 | E 5 | E 6 | E 6 | E 6 | ESE 12 | E 7 | E 6 | ESE 6 | SE 12 | SE 7 | SE 7 | SE 7 | SE 11 | SE 11 | SSE 6 | SSE 6 | SSE 7 | SE 6 | ESE 11 | SSE 6 | SE 6 | SE 6 | SE 11 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 47 | 37 | 30 | 29 | 29 | 28 | 32 | 31 | 34 | 35 | 47 | 65 | 52 | 32 | 31 | 40 | 28 | 31 | 26 | 22 | 27 | 40 | 24 | 29 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | on | on | on | on | cross-on | cross | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | off | off | cross-off | off |
High Tide | 9:06AM1.92m | 9:15PM2.28m | 9:58AM1.99m | 10:05PM2.36m | 10:42AM2.08m | 10:49PM2.44m | ||||||||||||||||||
Low Tide | 3:32AM0.30m | 3:43PM0.52m | 4:22AM0.27m | 4:32PM0.47m | 5:08AM0.21m | 5:16PM0.40m | ||||||||||||||||||
 |  |  |  | | | |  | |  |  | | | | | | | | | | | | | | |
 | — | 5:56 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:32 | — | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:30 | — | — |
mm | — | — | — | — | — | — | — | 3 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 18 | 19 | 19 | 20 | 21 | 20 | 20 | 20 | 19 | 19 | 25 | 28 | 28 | 25 | 22 | 19 | 18 | 18 | 22 | 24 | 24 | 22 | 19 |
Feels °C | 20 | 20 | 20 | 20 | 21 | 22 | 21 | 22 | 21 | 20 | 20 | 22 | 24 | 24 | 22 | 20 | 17 | 16 | 16 | 21 | 22 | 22 | 20 | 17 |
Swell 1 Height (m) Direction Period (s) | E 5 | E 5 | E 6 | E 6 | E 6 | E 5 | E 7 | E 6 | ESE 6 | E 6 | SE 7 | SE 7 | SE 7 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 7 | SE 6 | SE 6 | ESE 11 | SE 11 | SE 6 | SE 6 |
| kJ | 47 | 37 | 30 | 23 | 21 | 14 | 32 | 31 | 34 | 12 | 47 | 65 | 52 | 27 | 31 | 40 | 28 | 31 | 26 | 19 | 11 | 18 | 24 | 22 |
Swell 2 Height (m) Direction Period (s) | ESE 13 | ESE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | SE 4 | E 6 | ESE 12 | ESE 11 | E 6 | SE 11 | SE 11 | ESE 11 | ESE 11 | ESE 11 | ESE 11 | E 6 | E 6 | SE 11 | SE 11 |
| kJ | 16 | 16 | 30 | 29 | 29 | 28 | 28 | 28 | 27 | 4 | 7 | 26 | 25 | 11 | 31 | 30 | 23 | 23 | 23 | 22 | 3 | 3 | 18 | 29 |
Swell 3 Height (m) Direction Period (s) | E 8 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | SE 9 | SE 9 | SE 8 | SE 12 | ESE 12 | E 6 | E 6 | SE 11 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 |
| kJ | 5 | 11 | 5 | 5 | 5 | 5 | 3 | 3 | 3 | 35 | 27 | 3 | 1 | 32 | 7 | 7 | 7 | 3 | 1 | 1 | 3 | 3 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | S 4 | — | — | SW 2 | S 3 | — | — | WSW 3 | WSW 3 | WSW 3 | SW 3 | SW 3 | SSE 6 | SE 6 | — | — |
| kJ | — | — | — | — | — | — | — | — | 9 | — | — | 1 | 1 | — | — | 1 | 1 | 2 | 2 | 2 | 27 | 40 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 0 | 0 | 54 | 895 | 606 | 113 | 627 | 4 | 0 | 4 | 0 | 14 | 4 | 4 | 0 | 0 | 9 | 9 | 4 | 4 | 9 | 0 | 4 | 4 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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