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Surf Forecasts:
Costellos surfForecast / New Hampshire / USA
Forecast update in hr min s Forecast update imminent
Costellos surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Costellos sea temperature is
10.9° C
(Which is 1.1°C warmer than normal for this time of year)How big are the waves at Costellos today?
The current surf forecast for Costellos at 9AM is: 0.4m 9s primary swell from a Southeast direction and 0.1m 15s secondary swell from a East direction, 0.6m 4s secondary swell from a Northeast direction (forecast issued at 01:00am May 21). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 1.5ft (0.4m) | 9s |
| Afternoon (21 May) | 1ft (0.3m) | 9s |
| Evening (21 May) | 1ft (0.3m) | 9s |
Table - waves today at Costellos. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 16°C on Thu afternoon, min 11°C on Thu night). Wind will be generally light. | ||||||||||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | ||||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map | ||||||||||||||||||||||||
SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 | |
29 | 21 | 29 | 12 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-off | cross | cross-on | on | cross | cross-off | off | cross | cross | cross | cross | on | cross-on | cross-on | cross | cross-off | off | glassy | glassy | on | on | cross-on | cross-on | cross-on | |
High Tide | 3:10AM3.67m | 3:55PM3.27m | 4:10AM3.50m | 4:56PM3.20m | 5:13AM3.32m | 5:57PM3.16m | ||||||||||||||||||
Low Tide | 9:38AM0.12m | 9:57PM0.57m | 10:37AM0.28m | 11:00PM0.66m | 11:37AM0.43m | |||||||||||||||||||
— | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | — | 5:13 | — | — | — | — | — | — | |
— | — | — | — | — | — | 8:05 | — | — | — | — | — | — | — | 8:06 | — | — | — | — | — | — | — | 8:07 | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 16 | 12 | 12 | 14 | 16 | 16 | 14 | 11 | 11 | 11 | 13 | 13 | 13 | 13 | 12 | 13 | 13 | 12 | 15 | 13 | 13 | 12 | 12 |
14 | 13 | 8 | 9 | 11 | 13 | 13 | 11 | 6 | 7 | 7 | 8 | 7 | 7 | 8 | 8 | 10 | 10 | 10 | 12 | 8 | 9 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | SE 9 | SE 9 | SE 9 | NE 4 | ENE 5 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 10 | SE 9 | SE 9 |
29 | 21 | 29 | 12 | 13 | 12 | 12 | 13 | 13 | 13 | 13 | 13 | 14 | 15 | 15 | 15 | 15 | 15 | 15 | 15 | 14 | 14 | 14 | 14 | |
Swell 2 Height (m) Direction Period (s) | SSE 6 | SSE 6 | E 15 | SE 9 | SE 9 | NE 4 | ESE 3 | SSE 3 | SSE 3 | SE 6 | SE 5 | SE 5 | — | — | — | SE 13 | S 3 | S 3 | — | E 14 | E 14 | E 14 | — | SE 13 |
7 | 7 | 4 | 12 | 12 | 4 | 1 | 2 | 1 | 1 | 1 | 1 | — | — | — | 7 | 1 | 1 | — | 4 | 4 | 4 | — | 6 | |
Swell 3 Height (m) Direction Period (s) | E 15 | E 15 | S 15 | SSE 6 | SE 14 | SE 14 | ENE 4 | SE 6 | SE 6 | — | E 13 | E 13 | E 14 | SE 13 | E 14 | — | E 14 | E 14 | E 14 | — | — | — | — | — |
4 | 4 | 4 | 3 | 8 | 8 | 1 | 1 | 1 | — | 4 | 4 | 4 | 7 | 4 | — | 4 | 4 | 4 | — | — | — | — | — | |
Wind waves Height (m) Direction Period (s) | NW 3 | NNE 3 | NE 4 | — | SE 5 | SSE 3 | S 3 | — | — | NE 3 | NE 3 | NE 3 | ESE 5 | SE 2 | SSE 3 | S 3 | — | — | — | — | — | — | SSE 2 | SSE 3 |
1 | 4 | 14 | — | 1 | 3 | 1 | — | — | 2 | 3 | 2 | 3 | 1 | 1 | 1 | — | — | — | — | — | — | 1 | 1 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 168 | 182 | 186 | 186 | 186 | 333 | 501 | 618 | 333 | 619 | 619 | 878 | 896 | 887 | 900 | 900 | 787 | 787 | 910 | 913 | 787 | 480 | 1290 | 457 |
Best forecast wave conditions in New Hampshire | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
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