Surf Forecasts:
How big are the waves at Costellos today (11 Aug):
- Morning surf: Morning surf (11 Aug, local time) - 1ft (0.3m), 4s period with SSE swell.
- Afternoon surf: Afternoon surf (11 Aug, local time) - 0.5ft (0.1m), 9s period with SE swell.
- Evening surf: Evening surf (11 Aug, local time) - 0.5ft (0.1m), 9s period with SE swell.
The current surf forecast for Costellos at 7AM is: 0.3m 4s primary swell from a South-southeast direction and 0.1m 9s secondary swell from a Southeast direction (forecast issued at 01:00am August 11). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (11 Aug) | 1ft (0.3m) | 4s |
| Afternoon (11 Aug) | 0.5ft (0.1m) | 9s |
| Evening (11 Aug) | 0.5ft (0.1m) | 9s |
Table - waves today at Costellos. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 6mm), mostly falling on Thu night. Warm (max 30°C on Tue afternoon, min 19°C on Tue night). Wind will be generally light. | ||||||||||||||||||||||||
Tuesday 11 | Wednesday 12 | Thursday 13 | ||||||||||||||||||||||
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 10 | SSE 4 | SSE 4 | SE 9 | SE 9 | SE 9 | SE 9 | E 11 | E 15 | E 14 | E 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | S 4 | SE 14 | ESE 8 | SE 14 | SE 14 | SE 13 | S 3 | ESE 10 |
Wave Graph  | ||||||||||||||||||||||||
 kJ | 4 | 4 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 4 | 4 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 9 |
Wind (km/h) | ||||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | glassy | cross-on | cross | cross-off | off | cross-off | cross-off | cross-off | cross | cross-on | cross | cross | cross-off |
High Tide | 10:29AM3.26m | 10:44PM3.73m | 11:22AM3.41m | 11:38PM3.78m | 12:13PM3.52m | |||||||||||||||||||
Low Tide | 4:16AM0.18m | 4:29PM0.44m | 5:10AM0.07m | 5:24PM0.31m | 6:00AM0.01m | 6:17PM0.23m | ||||||||||||||||||
 |  |  | | |  | |  | | | | |  | | |  | | | | | |  |  | | |
 | — | 5:43 | — | — | — | — | — | — | — | 5:45 | — | — | — | — | — | — | — | 5:46 | — | — | — | — | — | — |
 | — | — | — | — | — | 7:51 | — | — | — | — | — | — | — | 7:50 | — | — | — | — | — | — | — | 7:47 | — | — |
mm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 3 | 1 |
Temp °C | 22 | 20 | 23 | 27 | 29 | 30 | 25 | 24 | 21 | 19 | 20 | 25 | 26 | 23 | 23 | 23 | 22 | 20 | 21 | 25 | 23 | 22 | 21 | 20 |
Feels °C | 23 | 20 | 23 | 24 | 25 | 27 | 24 | 23 | 20 | 17 | 19 | 24 | 24 | 21 | 23 | 23 | 21 | 19 | 21 | 24 | 21 | 20 | 22 | 20 |
Swell 1 Height (m) Direction Period (s) | SE 10 | SSE 4 | SSE 4 | S 4 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 | SE 8 | SE 8 | SE 8 | SE 8 | S 4 | S 4 | S 4 | SE 8 | SE 8 | SE 10 | SE 8 | S 4 |
| kJ | 4 | 4 | 3 | 1 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 3 | 4 | 2 | 1 | 3 | 3 | 4 | 3 | 6 |
Swell 2 Height (m) Direction Period (s) | E 8 | SE 10 | SE 9 | SE 9 | — | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | S 6 | SE 14 | SE 14 | SE 14 | SE 14 | SE 8 | SE 8 | ESE 8 | — | SE 10 | SE 8 | SE 10 | ESE 10 |
| kJ | 1 | 4 | 3 | 3 | — | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 8 | 8 | 8 | 8 | 3 | 3 | 7 | — | 4 | 3 | 4 | 9 |
Swell 3 Height (m) Direction Period (s) | — | E 8 | E 8 | E 8 | E 8 | E 8 | E 8 | E 11 | E 15 | E 14 | E 14 | SE 14 | E 8 | E 11 | E 11 | E 11 | SE 14 | SE 14 | SE 14 | SE 14 | SE 14 | SE 13 | SE 13 | SE 13 |
| kJ | — | 1 | 1 | 1 | 1 | 1 | 1 | 3 | 4 | 4 | 4 | 8 | 1 | 2 | 2 | 2 | 8 | 8 | 8 | 8 | 8 | 7 | 7 | 7 |
Wind waves Height (m) Direction Period (s) | S 3 | WSW 2 | WSW 3 | W 2 | WNW 2 | NW 3 | NW 3 | NW 2 | — | — | — | NNW 2 | S 6 | S 2 | S 3 | S 3 | — | — | — | — | SSE 4 | SSE 2 | S 3 | S 4 |
| kJ | 2 | 1 | 1 | 1 | 1 | 2 | 1 | 1 | — | — | — | 1 | 1 | 1 | 2 | 5 | — | — | — | — | 1 | 1 | 5 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 619 | 620 | 618 | 2541 | 273 | 2541 | 289 | 247 | 2541 | 276 | 1908 | 618 | 911 | 544 | 501 | 501 | 501 | 618 | 232 | 2590 | 2754 | 3534 | 524 | 501 |
Best forecast wave conditions in New Hampshire | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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