Surf Forecasts:
How big are the waves at Costellos today (23 Sep):
- Morning surf: Morning surf (23 Sep, local time) - 5ft (1.5m), 7s period with E swell.
- Afternoon surf: Afternoon surf (23 Sep, local time) - 5ft (1.6m), 7s period with E swell.
- Evening surf: Evening surf (23 Sep, local time) - 6ft (1.8m), 8s period with ESE swell.
The current surf forecast for Costellos at 12PM is: 1.6m 7s primary swell from a East direction and 0.1m 13s secondary swell from a East direction (forecast issued at 07:00am September 23). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (23 Sep) | 5ft (1.5m) | 7s |
| Afternoon (23 Sep) | 5ft (1.6m) | 7s |
| Evening (23 Sep) | 6ft (1.8m) | 8s |
Table - waves today at Costellos. (Swell directed towards the surf break)
Short Range ForecastModerate rain (total 16mm), heaviest on Fri night. Very mild (max 15°C on Fri afternoon, min 10°C on Wed night). Winds increasing (light winds from the NE on Thu night, fresh winds from the NE by Fri night). | |||||||||||||||||||||||
Wednesday 23 | Thursday 24 | Friday 25 | |||||||||||||||||||||
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) | E 7 | E 7 | E 7 | E 7 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 11 | ESE 12 | ESE 12 | E 12 | E 12 | E 11 | E 11 |
Wave Graph  | |||||||||||||||||||||||
 kJ | 138 | 181 | 205 | 269 | 365 | 408 | 414 | 434 | 542 | 579 | 755 | 811 | 892 | 1107 | 1194 | 1365 | 1674 | 1968 | 1913 | 2722 | 3092 | 2718 | 2998 |
Wind (km/h) | |||||||||||||||||||||||
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross-on | cross | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on |
High Tide | 9:27AM2.83m | 9:39PM3.05m | 10:07AM2.99m | 10:22PM3.16m | 10:46AM3.17m | ||||||||||||||||||
Low Tide | 3:15AM0.80m | 3:28PM0.92m | 3:57AM0.70m | 4:12PM0.75m | 4:36AM0.59m | 4:54PM0.57m | |||||||||||||||||
 |  | | | | | | | | | | | | | |  |  |  | | | | | | |
 | 6:30 | — | — | — | — | — | — | — | 6:31 | — | — | — | — | — | — | — | 6:33 | — | — | — | — | — | — |
 | — | — | — | — | 6:38 | — | — | — | — | — | — | — | 6:37 | — | — | — | — | — | — | — | 6:35 | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Temp °C | 12 | 12 | 13 | 13 | 12 | 13 | 13 | 12 | 10 | 10 | 12 | 13 | 13 | 13 | 13 | 12 | 11 | 11 | 13 | 15 | 15 | 15 | 14 |
Feels °C | 8 | 8 | 8 | 8 | 9 | 10 | 10 | 9 | 6 | 6 | 7 | 8 | 9 | 10 | 10 | 8 | 7 | 6 | 7 | 9 | 8 | 8 | 7 |
Swell 1 Height (m) Direction Period (s) | E 7 | E 13 | E 13 | E 13 | ESE 8 | ESE 8 | ESE 8 | ESE 8 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | ESE 10 | ESE 10 | ESE 11 | ESE 11 | ESE 11 | ESE 12 | ESE 12 | E 12 | E 12 | ESE 11 | E 11 |
| kJ | 138 | 3 | 3 | 3 | 365 | 408 | 414 | 434 | 542 | 579 | 755 | 811 | 892 | 1107 | 1194 | 1365 | 1674 | 1968 | 1913 | 2722 | 2631 | 2376 | 2998 |
Swell 2 Height (m) Direction Period (s) | E 13 | — | — | — | — | — | — | — | — | — | — | — | — | SE 12 | SE 12 | SE 12 | SE 12 | — | — | — | — | — | — |
| kJ | 3 | — | — | — | — | — | — | — | — | — | — | — | — | 122 | 309 | 120 | 380 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | E 7 | E 7 | E 7 | — | — | — | — | — | NE 4 | NE 4 | — | — | — | — | NE 4 | NNE 4 | NE 4 | NE 5 | — | E 12 | E 11 | NE 6 |
| kJ | — | 181 | 205 | 269 | — | — | — | — | — | 37 | 32 | — | — | — | — | 23 | 29 | 38 | 74 | — | 3092 | 2718 | 255 |
Nearest Offshore or Glassy | |||||||||||||||||||||||
Distance (km) | 503 | 506 | 2038 | 2758 | 911 | 911 | 620 | 38 | 38 | 618 | 544 | 855 | 916 | 506 | 5 | 38 | 855 | 911 | 1189 | 911 | 911 | 525 | 631 |
Best forecast wave conditions in New Hampshire | |||||||||||||||||||||||
Best forecast wave conditions in United States | |||||||||||||||||||||||
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