Surf Forecasts:
How big are the waves at Costellos today (25 Aug):
- Morning surf: Morning surf (25 Aug, local time) - 1.5ft (0.4m), 11s period with SE swell.
- Afternoon surf: Afternoon surf (25 Aug, local time) - 1.5ft (0.4m), 11s period with SE swell.
- Evening surf: Evening surf (25 Aug, local time) - 1.5ft (0.4m), 11s period with SE swell.
The current surf forecast for Costellos at 3AM is: 0.4m 11s primary swell from a Southeast direction and 0.7m 6s secondary swell from a South-southeast direction (forecast issued at 07:00pm August 24). An open ocean swell of 0.2m 3s is not directed at the surf break. The wind direction is predicted to be offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (25 Aug) | 1.5ft (0.4m) | 11s |
| Afternoon (25 Aug) | 1.5ft (0.4m) | 11s |
| Evening (25 Aug) | 1.5ft (0.4m) | 11s |
Table - waves today at Costellos. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Warm (max 27°C on Thu afternoon, min 16°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Mon 24 | Tuesday 25 | Wednesday 26 | |||||||||||||||||
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 11 | SSE 4 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 9 | ESE 9 | SE 9 | SE 8 | ESE 9 | ESE 9 |
Wave Graph  | |||||||||||||||||||
 kJ | 32 | 26 | 30 | 30 | 36 | 32 | 29 | 29 | 29 | 29 | 29 | 18 | 29 | 22 | 53 | 39 | 69 | 154 | 145 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | off | off | off | cross-off | off | off | off | off | off | cross-off | cross-off | glassy | cross-on | cross-on | cross | cross-off |
High Tide | 9:26PM3.03m | 10:04AM2.78m | 10:11PM3.13m | 10:45AM2.91m | 10:54PM3.22m | ||||||||||||||
Low Tide | 3:12PM1.07m | 3:54AM0.74m | 3:59PM0.95m | 4:36AM0.64m | 4:43PM0.82m | ||||||||||||||
 |  | |  | | | |  |  | | | | | | | | | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 6:00 | — | — | — | — | — | — |
 | 7:31 | — | — | — | — | — | — | — | 7:30 | — | — | — | — | — | — | — | 7:28 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 26 | 24 | 22 | 20 | 18 | 18 | 23 | 24 | 23 | 22 | 20 | 18 | 16 | 16 | 21 | 22 | 22 | 22 | 21 |
Feels °C | 24 | 23 | 21 | 19 | 16 | 16 | 21 | 23 | 20 | 20 | 18 | 17 | 15 | 15 | 21 | 20 | 20 | 21 | 21 |
Swell 1 Height (m) Direction Period (s) | SE 6 | SSE 4 | SE 5 | SSE 5 | SE 7 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 9 | ESE 9 | SE 9 | SE 8 | ESE 9 | ESE 9 |
| kJ | 26 | 10 | 30 | 24 | 36 | 32 | 25 | 20 | 26 | 19 | 14 | 9 | 9 | 22 | 53 | 39 | 69 | 154 | 145 |
Swell 2 Height (m) Direction Period (s) | SE 11 | SE 6 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | SE 11 | ESE 6 | E 13 | ESE 7 | ESE 10 | — | SE 4 |
| kJ | 32 | 10 | 30 | 30 | 30 | 30 | 29 | 29 | 29 | 29 | 29 | 18 | 29 | 8 | 3 | 20 | 34 | — | 4 |
Swell 3 Height (m) Direction Period (s) | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | SSE 5 | SSE 5 | SE 6 | — | E 13 | — | — | — |
| kJ | 6 | 7 | 7 | 7 | 3 | 3 | 1 | 3 | 3 | 1 | 1 | 2 | 3 | 1 | — | 3 | — | — | — |
Wind waves Height (m) Direction Period (s) | SSE 4 | SSE 4 | SSE 5 | WSW 3 | — | — | WSW 2 | — | — | — | — | — | — | — | — | — | SE 3 | SSE 3 | S 4 |
| kJ | 7 | 26 | 26 | 1 | — | — | 1 | — | — | — | — | — | — | — | — | — | 2 | 3 | 2 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 14 | 14 | 247 | 131 | 0 | 60 | 227 | 493 | 0 |
Best forecast wave conditions in New Hampshire | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
Header Global | |||||||||||||||||||
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