Surf Forecasts:
How big are the waves at Costellos today (14 Aug):
- Morning surf: Morning surf (14 Aug, local time) - 0.5ft (0.2m), 10s period with ESE swell.
- Afternoon surf: Afternoon surf (14 Aug, local time) - 1ft (0.3m), 10s period with SE swell.
- Evening surf: Evening surf (14 Aug, local time) - 1ft (0.3m), 9s period with SE swell.
The current surf forecast for Costellos at 1PM is: 0.3m 10s primary swell from a Southeast direction and 0.1m 13s secondary swell from a Southeast direction (forecast issued at 07:00am August 14). The wind direction is predicted to be cross-offshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (14 Aug) | 0.5ft (0.2m) | 10s |
| Afternoon (14 Aug) | 1ft (0.3m) | 10s |
| Evening (14 Aug) | 1ft (0.3m) | 9s |
Table - waves today at Costellos. (Swell directed towards the surf break)
Short Range ForecastLight rain (total 4mm), mostly falling on Sun night. Warm (max 27°C on Fri afternoon, min 17°C on Sat morning). Wind will be generally light. | |||||||||||||||||||||||
Friday 14 | Saturday 15 | Sunday 16 | |||||||||||||||||||||
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) | ESE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SE 9 | SE 9 | E 12 | S 3 | ESE 9 | SE 9 | SE 9 | SE 9 | SE 9 | ESE 9 | SE 9 | S 5 | S 5 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 9 | 9 | 15 | 15 | 14 | 14 | 8 | 8 | 8 | 8 | 13 | 13 | 3 | 5 | 8 | 12 | 12 | 12 | 12 | 8 | 12 | 64 | 78 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-on | cross-on | cross-on | cross | glassy | cross-off | cross | cross | on | cross-on | cross-on | cross | cross-off |
High Tide | 1:01PM3.57m | 1:20AM3.68m | 1:48PM3.56m | 2:09AM3.52m | 2:34PM3.49m | ||||||||||||||||||
Low Tide | 6:49AM0.03m | 7:08PM0.21m | 7:35AM0.12m | 7:58PM0.25m | 8:21AM0.28m | 8:47PM0.35m | |||||||||||||||||
 |  | |  | |  | | | | | | | |  | | | | | | |  | | | |
 | 5:47 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — | — | 5:48 | — | — | — | — | — | — |
 | — | — | — | — | 7:46 | — | — | — | — | — | — | — | 7:45 | — | — | — | — | — | — | — | 7:44 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 20 | 20 | 24 | 27 | 27 | 23 | 21 | 19 | 18 | 17 | 22 | 22 | 22 | 21 | 20 | 19 | 17 | 17 | 20 | 22 | 23 | 23 | 22 |
Feels °C | 18 | 18 | 21 | 24 | 23 | 21 | 19 | 17 | 16 | 15 | 21 | 19 | 19 | 19 | 20 | 19 | 17 | 17 | 20 | 20 | 21 | 19 | 21 |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 10 | SE 10 | SE 10 | SE 10 | SE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SE 9 | SE 9 | E 12 | SE 9 | ESE 9 | S 3 | SE 9 | SE 9 | SE 9 | ESE 9 | SE 9 | ESE 9 | SE 9 |
| kJ | 9 | 9 | 15 | 15 | 14 | 14 | 8 | 8 | 8 | 8 | 13 | 13 | 3 | 3 | 8 | 2 | 12 | 12 | 12 | 8 | 12 | 8 | 3 |
Swell 2 Height (m) Direction Period (s) | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | — | SE 12 | NNE 3 | — | — | — | — | E 12 | E 12 | SE 9 | S 3 | — | — | — | — | — | — |
| kJ | 7 | 7 | 7 | 7 | 7 | 7 | — | 6 | 1 | — | — | — | — | 3 | 3 | 12 | 1 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | S 5 | S 5 | E 13 | NE 4 | SE 12 | — | — | E 12 | E 12 | — | — | — | SE 7 | SE 6 | — | SE 6 | — | — | — |
| kJ | — | — | — | — | 1 | 1 | 3 | 1 | 6 | — | — | 3 | 3 | — | — | — | 2 | 2 | — | 2 | — | — | — |
Wind waves Height (m) Direction Period (s) | NW 3 | NW 3 | NNW 3 | — | NW 2 | NW 3 | NNW 3 | N 3 | — | — | NNW 3 | — | SSE 3 | S 3 | SSW 3 | — | N 2 | NNE 3 | — | — | SSE 3 | S 5 | S 5 |
| kJ | 2 | 2 | 1 | — | 1 | 2 | 3 | 1 | — | — | 2 | — | 3 | 5 | 4 | — | 1 | 1 | — | — | 1 | 64 | 78 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 620 | 2579 | 2754 | 911 | 619 | 3534 | 620 | 1114 | 910 | 957 | 1049 | 3602 | 3600 | 2578 | 2755 | 1231 | 1114 | 1146 | 1742 | 1296 | 1742 | 805 | 802 |
Best forecast wave conditions in New Hampshire | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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