Surf Forecasts:
How big are the waves at Costellos today (24 Aug):
- Morning surf: Morning surf (24 Aug, local time) - 1.5ft (0.4m), 12s period with SE swell.
- Afternoon surf: Afternoon surf (24 Aug, local time) - 3.5ft (1.0m), 6s period with SE swell.
- Evening surf: Evening surf (24 Aug, local time) - 3.5ft (1.0m), 5s period with S swell.
The current surf forecast for Costellos at 1AM is: 0.5m 6s primary swell from a East direction and 0.2m 12s secondary swell from a East-southeast direction (forecast issued at 07:00pm August 23). The wind direction is predicted to be glassy.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (24 Aug) | 1.5ft (0.4m) | 12s |
| Afternoon (24 Aug) | 3.5ft (1.0m) | 6s |
| Evening (24 Aug) | 3.5ft (1.0m) | 5s |
Table - waves today at Costellos. (Swell directed towards the surf break)
Short Range ForecastSome drizzle, heaviest during Sun night. Warm (max 28°C on Mon afternoon, min 16°C on Tue night). Wind will be generally light. | |||||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | |||||||||||||||||
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) | ESE 12 | ESE 12 | ESE 12 | E 6 | SE 12 | SE 12 | SE 6 | SE 6 | SE 11 | SSE 5 | SSE 6 | SE 11 | SSE 7 | SE 11 | SE 6 | SE 11 | SE 11 | SE 11 | SE 6 |
Wave Graph  | |||||||||||||||||||
 kJ | 28 | 28 | 28 | 21 | 35 | 35 | 51 | 80 | 32 | 60 | 53 | 33 | 38 | 30 | 32 | 20 | 21 | 32 | 29 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | glassy | glassy | glassy | glassy | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | off | cross-off | off | off | cross-off | cross-off |
High Tide | 8:36PM2.95m | 9:19AM2.66m | 9:26PM3.03m | 10:04AM2.78m | 10:11PM3.13m | ||||||||||||||
Low Tide | 2:20PM1.15m | 3:08AM0.84m | 3:12PM1.07m | 3:54AM0.74m | 3:59PM0.95m | ||||||||||||||
 |  |  | |  |  | |  | | | | | | | |  | | | | |
 | — | — | — | — | 5:58 | — | — | — | — | — | — | — | 5:58 | — | — | — | — | — | — |
 | 7:32 | — | — | — | — | — | — | — | 7:31 | — | — | — | — | — | — | — | 7:30 | — | — |
mm | 1 | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 18 | 19 | 18 | 18 | 18 | 18 | 25 | 28 | 28 | 25 | 22 | 18 | 17 | 17 | 23 | 25 | 24 | 22 | 19 |
Feels °C | 20 | 21 | 20 | 20 | 19 | 18 | 22 | 24 | 24 | 22 | 20 | 16 | 15 | 15 | 21 | 24 | 23 | 22 | 17 |
Swell 1 Height (m) Direction Period (s) | E 6 | E 5 | E 7 | E 6 | E 6 | SE 7 | SE 6 | SE 11 | SE 6 | SSE 6 | SE 11 | SSE 5 | SSE 7 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 | SE 6 |
| kJ | 15 | 9 | 22 | 21 | 20 | 24 | 51 | 33 | 26 | 46 | 30 | 33 | 38 | 25 | 32 | 20 | 21 | 32 | 29 |
Swell 2 Height (m) Direction Period (s) | ESE 12 | ESE 7 | ESE 12 | ESE 12 | SE 12 | ESE 6 | SE 12 | SE 11 | SE 11 | SE 11 | E 7 | SE 11 | SE 11 | SE 11 | ESE 11 | SE 11 | SE 11 | SE 11 | SE 11 |
| kJ | 28 | 9 | 28 | 14 | 35 | 13 | 34 | 33 | 32 | 31 | 8 | 30 | 30 | 30 | 11 | 18 | 18 | 29 | 18 |
Swell 3 Height (m) Direction Period (s) | ESE 7 | ESE 12 | ESE 8 | ESE 8 | SE 8 | SE 12 | SE 12 | E 6 | E 6 | E 6 | — | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 | E 6 |
| kJ | 9 | 28 | 7 | 7 | 3 | 35 | 6 | 3 | 6 | 6 | — | 3 | 3 | 3 | 1 | 3 | 3 | 1 | 1 |
Wind waves Height (m) Direction Period (s) | — | — | — | — | — | — | SSW 2 | SE 6 | SSE 4 | SSE 5 | SSE 6 | W 3 | — | WSW 2 | — | S 3 | SSE 4 | — | — |
| kJ | — | — | — | — | — | — | 1 | 80 | 13 | 60 | 53 | 1 | — | 1 | — | 3 | 5 | — | — |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 0 | 14 | 0 | 14 | 0 | 0 | 227 | 391 | 395 | 0 | 0 | 0 | 0 | 0 | 38 | 38 | 14 | 0 | 14 |
Best forecast wave conditions in New Hampshire | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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