Surf Forecasts:
How big are the waves at Plum Island today (17 Jul):
- Morning surf: Morning surf (17 Jul, local time) - 0.5ft (0.1m), 14s period with SE swell.
- Afternoon surf: Afternoon surf (17 Jul, local time) - 0.5ft (0.1m), 14s period with SE swell.
- Evening surf: Evening surf (17 Jul, local time) - 0.5ft (0.1m), 14s period with SE swell.
The current surf forecast for Plum Island at 7AM is: 0.1m 15s primary swell from a Southeast direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 01:00am July 17). An open ocean swell of 0.4m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Jul) | 0.5ft (0.1m) | 14s |
| Afternoon (17 Jul) | 0.5ft (0.1m) | 14s |
| Evening (17 Jul) | 0.5ft (0.1m) | 14s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sat night. Warm (max 31°C on Sat afternoon, min 17°C on Sun night). Winds increasing (calm on Fri afternoon, fresh winds from the SW by Sat afternoon). | ||||||||||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | ||||||||||||||||||||||
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) | SE 15 | SE 15 | SE 15 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | ESE 14 | SE 14 | SE 14 | SE 14 | SSE 4 | S 6 | S 6 | S 6 | S 7 | SSE 7 | SSE 6 | SSE 6 | SE 6 | SE 6 | SE 6 | SE 8 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 9 | 9 | 8 | 8 | 8 | 8 | 8 | 8 | 20 | 8 | 8 | 7 | 21 | 154 | 191 | 167 | 176 | 121 | 39 | 21 | 21 | 11 | 10 | 14 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | off | off | cross-off | cross-off | cross-off | glassy | glassy | cross-off | cross-off | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off |
High Tide | 2:13AM2.91m | 2:51PM2.58m | 3:06AM2.78m | 3:42PM2.55m | 3:59AM2.60m | 4:33PM2.50m | ||||||||||||||||||
Low Tide | 9:08AM-0.28m | 9:26PM0.01m | 9:59AM-0.19m | 10:22PM0.04m | 10:51AM-0.08m | |||||||||||||||||||
 | |  |  | | | | | | | | | | |  |  |  |  | | | | | | | |
 | — | 5:18 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — | — | 5:20 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 8:17 | — | — | — | — | — | — | — | 8:16 | — | — | — | — | — | — | — | 8:16 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — |
Temp °C | 19 | 18 | 19 | 23 | 26 | 26 | 24 | 22 | 21 | 19 | 19 | 27 | 31 | 27 | 22 | 21 | 21 | 22 | 21 | 23 | 25 | 26 | 23 | 20 |
Feels °C | 17 | 14 | 15 | 19 | 22 | 24 | 23 | 20 | 19 | 17 | 18 | 24 | 28 | 22 | 19 | 20 | 21 | 21 | 17 | 18 | 20 | 22 | 20 | 17 |
Swell 1 Height (m) Direction Period (s) | SSE 5 | SSE 5 | SE 15 | SE 14 | NW 3 | SE 14 | SE 14 | SE 14 | SSE 3 | SSE 4 | SSE 4 | SE 14 | SE 14 | ESE 13 | ESE 13 | ESE 13 | E 13 | SSE 7 | SSE 6 | SSE 6 | SE 6 | SE 6 | SE 6 | SE 8 |
| kJ | 5 | 3 | 8 | 8 | 1 | 8 | 8 | 8 | 2 | 2 | 1 | 7 | 7 | 17 | 17 | 17 | 3 | 121 | 39 | 21 | 21 | 11 | 10 | 14 |
Swell 2 Height (m) Direction Period (s) | SE 9 | SE 15 | SE 9 | SE 9 | SE 14 | SE 8 | SE 8 | SE 8 | ESE 14 | SE 14 | SE 14 | SE 8 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | E 13 | E 13 | E 13 | SE 13 | E 12 | E 12 | E 12 |
| kJ | 3 | 9 | 3 | 3 | 8 | 3 | 3 | 3 | 20 | 8 | 8 | 3 | 7 | 7 | 7 | 7 | 7 | 3 | 3 | 3 | 7 | 3 | 3 | 3 |
Swell 3 Height (m) Direction Period (s) | SE 15 | SE 9 | S 5 | S 5 | SE 8 | — | E 9 | E 9 | SE 8 | SE 8 | SE 8 | SE 13 | E 8 | E 8 | — | — | — | SE 13 | SE 13 | SE 13 | S 12 | SE 13 | SE 13 | SE 12 |
| kJ | 9 | 3 | 1 | 1 | 3 | — | 2 | 2 | 3 | 3 | 3 | 7 | 1 | 1 | — | — | — | 7 | 7 | 7 | 3 | 7 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | NW 3 | WNW 3 | WNW 3 | NW 3 | — | — | S 3 | S 3 | S 3 | — | — | SSE 4 | SSE 4 | S 6 | S 6 | S 6 | S 7 | WSW 4 | W 3 | W 3 | NW 3 | NW 3 | NW 3 | NNW 3 |
| kJ | 2 | 3 | 3 | 2 | — | — | 2 | 3 | 4 | — | — | 3 | 21 | 154 | 191 | 167 | 176 | 10 | 5 | 5 | 2 | 5 | 2 | 3 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 926 | 499 | 920 | 2533 | 499 | 499 | 507 | 507 | 2533 | 507 | 507 | 926 | 2787 | 448 | 403 | 516 | 75 | 0 | 54 | 54 | 54 | 146 | 146 | 145 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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