Surf Forecasts:
How big are the waves at Costellos today (21 Oct):
- Morning surf: Morning surf (21 Oct, local time) - 7ft (2.1m), 9s period with E swell.
- Afternoon surf: Afternoon surf (21 Oct, local time) - 7ft (2.1m), 9s period with E swell.
- Evening surf: Evening surf (21 Oct, local time) - 7ft (2.2m), 9s period with E swell.
The current surf forecast for Costellos at 1AM is: 2.1m 9s primary swell from a East direction and 1.6m 9s secondary swell from a East-southeast direction (forecast issued at 07:00pm October 20). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Oct) | 7ft (2.1m) | 9s |
| Afternoon (21 Oct) | 7ft (2.1m) | 9s |
| Evening (21 Oct) | 7ft (2.2m) | 9s |
Table - waves today at Costellos. (Swell directed towards the surf break)
Short Range ForecastMostly dry. Very mild (max 15°C on Thu afternoon, min 5°C on Wed morning). Mainly fresh winds. | |||||||||||||||||||
Tue 20 | Wednesday 21 | Thursday 22 | |||||||||||||||||
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 9 | ESE 9 | E 9 | ESE 9 | E 9 | E 8 | E 9 | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | E 9 | E 9 | ESE 9 | ESE 9 | E 8 |
Wave Graph  | |||||||||||||||||||
 kJ | 600 | 487 | 415 | 702 | 528 | 720 | 626 | 641 | 676 | 715 | 800 | 818 | 747 | 627 | 707 | 575 | 528 | 404 | 360 |
Wind (km/h) | |||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross | cross | cross | cross | cross-on | cross | cross |
High Tide | 7:18PM2.78m | 7:58AM2.74m | 8:12PM2.85m | 8:43AM2.90m | 9:01PM2.95m | ||||||||||||||
Low Tide | 1:41AM0.94m | 2:03PM1.06m | 2:28AM0.86m | 2:52PM0.88m | |||||||||||||||
 |  | | | |  | | |  |  | | | | | | | | | | |
 | — | — | — | — | 7:03 | — | — | — | — | — | — | — | 7:03 | — | — | — | — | — | — |
 | 5:52 | — | — | — | — | — | — | — | 5:51 | — | — | — | — | — | — | — | 5:50 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 15 | 14 | 11 | 8 | 6 | 5 | 7 | 8 | 8 | 8 | 8 | 7 | 7 | 7 | 10 | 14 | 15 | 12 | 11 |
Feels °C | 12 | 9 | 5 | 2 | 0 | -1 | 1 | 2 | 3 | 3 | 3 | 2 | 2 | 2 | 4 | 8 | 10 | 5 | 5 |
Swell 1 Height (m) Direction Period (s) | ESE 10 | ESE 9 | ESE 9 | — | ESE 9 | E 9 | ESE 8 | — | E 9 | E 9 | E 9 | E 9 | E 9 | ESE 9 | E 9 | E 9 | ESE 9 | ESE 9 | E 8 |
| kJ | 600 | 487 | 415 | — | 528 | 537 | 470 | — | 676 | 715 | 800 | 818 | 747 | 627 | 707 | 575 | 528 | 404 | 360 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | S 10 | SSE 10 | SSE 10 |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 7 | 41 | 20 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | NE 5 | E 9 | NE 5 | E 9 | E 8 | E 9 | — | — | — | NE 5 | NNE 5 | NNE 4 | NNE 4 | NNE 5 | — | NNE 4 | NNE 5 |
| kJ | — | — | 41 | 702 | 83 | 720 | 626 | 641 | — | — | — | 57 | 59 | 28 | 32 | 51 | — | 15 | 88 |
Nearest Offshore or Glassy | |||||||||||||||||||
Distance (km) | 39 | 203 | 506 | 506 | 506 | 506 | 1065 | 1052 | 1052 | 1052 | 916 | 625 | 916 | 506 | 506 | 321 | 167 | 163 | 186 |
Best forecast wave conditions in New Hampshire | |||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||
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