Surf Forecasts:
How big are the waves at Plum Island today (29 Jul):
- Morning surf: Morning surf (29 Jul, local time) - 3.5ft (1.0m), 4s period with SE swell.
- Afternoon surf: Afternoon surf (29 Jul, local time) - 4.5ft (1.4m), 5s period with ESE swell.
- Evening surf: Evening surf (29 Jul, local time) - 5ft (1.5m), 6s period with ESE swell.
The current surf forecast for Plum Island at 12PM is: 1.2m 5s primary swell from a East-southeast direction and 0.3m 8s secondary swell from a Southeast direction (forecast issued at 07:00am July 29). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (29 Jul) | 3.5ft (1.0m) | 4s |
| Afternoon (29 Jul) | 4.5ft (1.4m) | 5s |
| Evening (29 Jul) | 5ft (1.5m) | 6s |
Table - waves today at Plum Island. (Swell directed towards the surf break)
Short Range ForecastHeavy rain (total 33mm), heaviest during Wed afternoon. Warm (max 21°C on Fri afternoon, min 17°C on Thu morning). Winds decreasing (fresh winds from the NE on Thu afternoon, calm by Fri night). | |||||||||||||||||||||||
Wednesday 29 | Thursday 30 | Friday 31 | |||||||||||||||||||||
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 4 | SE 4 | SE 5 | ESE 5 | ESE 6 | ESE 6 | E 6 | ESE 6 | ESE 6 | E 6 | ENE 6 | ENE 6 | NE 6 | NE 6 | NE 5 | NE 6 | NE 6 | NE 6 | SE 10 | SE 10 | SE 9 | SE 9 | SE 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 24 | 43 | 51 | 95 | 134 | 143 | 197 | 256 | 298 | 151 | 130 | 135 | 154 | 155 | 62 | 104 | 80 | 59 | 60 | 45 | 41 | 41 | 17 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | on | on | on | on | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross-off | cross | cross-on | on | cross-on | cross | cross-off |
High Tide | 12:33PM2.19m | 00:37AM2.56m | 1:07PM2.28m | 1:15AM2.59m | 1:43PM2.36m | ||||||||||||||||||
Low Tide | 7:03AM0.09m | 7:07PM0.35m | 7:39AM0.07m | 7:44PM0.32m | 8:14AM0.07m | 8:20PM0.28m | |||||||||||||||||
 |  |  |  |  | |  | | | | | | | |  | | | |  | | | |  | |
 | 5:31 | — | — | — | — | — | — | — | 5:31 | — | — | — | — | — | — | — | 5:33 | — | — | — | — | — | — |
 | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:06 | — | — | — | — | — | — | — | 8:05 | — |
mm | — | — | — | 2 | 8 | 4 | 3 | 1 | 3 | 2 | 2 | 2 | 3 | 1 | — | 1 | — | — | — | — | — | — | 1 |
Temp °C | 19 | 20 | 20 | 19 | 19 | 19 | 19 | 18 | 18 | 18 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 17 | 19 | 20 | 21 | 21 | 20 |
Feels °C | 19 | 19 | 18 | 17 | 17 | 17 | 17 | 16 | 16 | 16 | 14 | 13 | 14 | 14 | 15 | 15 | 16 | 16 | 19 | 20 | 20 | 21 | 21 |
Swell 1 Height (m) Direction Period (s) | E 6 | E 8 | SE 8 | — | — | — | SSE 6 | — | — | SSE 6 | SSE 9 | SE 9 | SSE 8 | SE 8 | E 6 | SE 9 | SE 8 | SE 10 | NE 6 | ENE 6 | NE 5 | SE 9 | SE 8 |
| kJ | 7 | 5 | 11 | — | — | — | 49 | — | — | 71 | 99 | 62 | 48 | 35 | 57 | 36 | 16 | 47 | 44 | 34 | 14 | 41 | 17 |
Swell 2 Height (m) Direction Period (s) | E 8 | — | — | — | — | — | — | — | — | SE 10 | SE 9 | — | — | — | SE 9 | — | SE 10 | — | SE 10 | SE 10 | SE 9 | ENE 5 | SE 10 |
| kJ | 5 | — | — | — | — | — | — | — | — | 15 | 41 | — | — | — | 36 | — | 15 | — | 60 | 45 | 41 | 11 | 15 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | E 6 | E 6 | NE 5 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 12 | 6 | 6 |
Wind waves Height (m) Direction Period (s) | SE 4 | SE 4 | SE 5 | ESE 5 | ESE 6 | ESE 6 | E 6 | ESE 6 | ESE 6 | E 6 | ENE 6 | ENE 6 | NE 6 | NE 6 | NE 5 | NE 6 | NE 6 | NE 6 | N 4 | — | — | — | SSE 3 |
| kJ | 24 | 43 | 51 | 95 | 134 | 143 | 197 | 256 | 298 | 151 | 130 | 135 | 154 | 155 | 62 | 104 | 80 | 59 | 8 | — | — | — | 3 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 337 | 287 | 307 | 274 | 231 | 258 | 145 | 145 | 25 | 25 | 110 | 113 | 120 | 145 | 152 | 27 | 0 | 13 | 25 | 54 | 116 | 4 | 9 |
Best forecast wave conditions in Massachusetts | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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