Surf Forecasts:
How big are the waves at Costellos today (17 Sep):
- Morning surf: Morning surf (17 Sep, local time) - 1.5ft (0.5m), 8s period with E swell.
- Afternoon surf: Afternoon surf (17 Sep, local time) - 1.5ft (0.5m), 7s period with E swell.
- Evening surf: Evening surf (17 Sep, local time) - 1.5ft (0.5m), 7s period with E swell.
The current surf forecast for Costellos at 2PM is: 0.5m 7s primary swell from a East direction and 0.2m 13s secondary swell from a East-southeast direction, 0.3m 2s secondary swell from a South-southeast direction (forecast issued at 07:00am September 17). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (17 Sep) | 1.5ft (0.5m) | 8s |
| Afternoon (17 Sep) | 1.5ft (0.5m) | 7s |
| Evening (17 Sep) | 1.5ft (0.5m) | 7s |
Table - waves today at Costellos. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 10mm), heaviest on Thu night. Warm (max 24°C on Fri afternoon, min 9°C on Sat morning). Wind will be generally light. | |||||||||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | |||||||||||||||||||||
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 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | S 5 | E 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | NE 5 | NNE 6 | NNE 5 | NE 5 | ESE 8 | ESE 8 | ESE 8 | ESE 8 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 19 | 29 | 29 | 28 | 27 | 26 | 25 | 27 | 27 | 29 | 28 | 19 | 18 | 18 | 19 | 79 | 93 | 38 | 30 | 25 | 24 | 23 | 23 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | glassy | glassy | cross-on | cross-on | cross | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross | cross | cross | cross-on | cross-on | cross-on | cross | cross-off |
High Tide | 4:03AM2.83m | 4:13PM3.04m | 4:55AM2.67m | 5:06PM2.92m | 5:53AM2.57m | 6:04PM2.84m | |||||||||||||||||
Low Tide | 9:59AM0.97m | 10:42PM0.79m | 10:50AM1.12m | 11:39PM0.91m | 11:47AM1.21m | ||||||||||||||||||
 |  | |  |  |  |  | |  |  | | | |  | | | | | | | | | | |
 | 6:24 | — | — | — | — | — | — | — | 6:24 | — | — | — | — | — | — | — | 6:26 | — | — | — | — | — | — |
 | — | — | — | — | 6:50 | — | — | — | — | — | — | — | 6:47 | — | — | — | — | — | — | — | 6:45 | — | — |
mm | — | — | — | — | 1 | 4 | 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 19 | 18 | 20 | 22 | 23 | 21 | 20 | 20 | 20 | 19 | 22 | 24 | 23 | 19 | 16 | 13 | 10 | 9 | 12 | 13 | 13 | 13 | 13 |
Feels °C | 20 | 20 | 21 | 22 | 24 | 23 | 22 | 22 | 22 | 19 | 20 | 20 | 18 | 15 | 12 | 9 | 4 | 4 | 8 | 9 | 9 | 9 | 10 |
Swell 1 Height (m) Direction Period (s) | ESE 8 | E 8 | E 8 | E 7 | E 7 | E 7 | E 7 | SSE 5 | SSE 4 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | NE 5 | ENE 5 | ESE 8 | ESE 8 |
| kJ | 19 | 29 | 29 | 28 | 27 | 26 | 25 | 22 | 11 | 29 | 28 | 19 | 18 | 18 | 19 | 24 | 25 | 25 | 25 | 17 | 9 | 23 | 23 |
Swell 2 Height (m) Direction Period (s) | SSE 4 | SSE 4 | ESE 13 | ESE 13 | ESE 12 | ESE 13 | ESE 12 | E 7 | E 7 | SSE 4 | SSE 4 | SSE 4 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 8 | ESE 8 | ENE 4 | ENE 4 |
| kJ | 3 | 1 | 16 | 17 | 15 | 17 | 15 | 26 | 27 | 7 | 3 | 4 | 14 | 14 | 13 | 13 | 13 | 13 | 13 | 25 | 24 | 2 | 1 |
Swell 3 Height (m) Direction Period (s) | ESE 13 | ESE 13 | ESE 12 | SE 12 | SE 13 | SE 12 | SE 13 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | ESE 12 | SSE 4 | — | SE 11 | SE 11 | ESE 12 | SE 12 | ESE 12 | ESE 11 | ESE 11 | ESE 11 | ESE 11 |
| kJ | 17 | 16 | 15 | 6 | 6 | 6 | 7 | 15 | 15 | 14 | 14 | 14 | 2 | — | 5 | 5 | 13 | 5 | 13 | 13 | 12 | 12 | 12 |
Wind waves Height (m) Direction Period (s) | — | S 3 | S 3 | SSE 2 | SSE 3 | SSE 4 | SSE 4 | S 5 | S 4 | — | — | — | — | NW 3 | NNE 4 | NE 5 | NNE 6 | NNE 5 | NE 5 | — | — | — | S 3 |
| kJ | — | 1 | 1 | 1 | 4 | 13 | 20 | 27 | 12 | — | — | — | — | 2 | 5 | 79 | 93 | 38 | 30 | — | — | — | 1 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 123 | 14 | 0 | 855 | 855 | 14 | 0 | 0 | 0 | 0 | 276 | 247 | 247 | 493 | 501 | 501 | 44 | 44 | 98 | 352 | 1296 | 1296 | 14 |
Best forecast wave conditions in New Hampshire | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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