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Nahant Beach Surf Forecast
/ Massachusetts (29 breaks) / Massachusetts (28 breaks) /
Surf Forecasts:
Nahant Beach surfForecast / Massachusetts / USA
48hr Weather and Surf, issued 1 pm Thursday 21 May 2026 EDTForecast update in hr min s Forecast update imminent
Nahant Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Nahant Beach sea temperature is
12.1° C
(Which is 1.8°C warmer than normal for this time of year)How big are the waves at Nahant Beach today?
The current surf forecast for Nahant Beach at 6PM is: 0.5m 5s primary swell from a Northeast direction and 0.2m 9s secondary swell from a East-southeast direction, 0.3m 3s secondary swell from a Southeast direction (forecast issued at 01:00pm May 21). The wind direction is predicted to be onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 May) | 0.5ft (0.2m) | 9s |
| Afternoon (21 May) | 2ft (0.6m) | 5s |
| Evening (21 May) | 1.5ft (0.4m) | 5s |
Table - waves today at Nahant Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 15°C on Thu afternoon, min 10°C on Sun morning). Wind will be generally light. | ||||||||||||||||||||||||
Thu 21 | Friday 22 | Saturday 23 | Sun 24 | |||||||||||||||||||||
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 | 2 AM | 5 AM | 8 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
NE 4 | NE 5 | NE 5 | ENE 5 | ESE 9 | ESE 9 | ESE 9 | NE 4 | NE 4 | NE 4 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | E 13 | ESE 10 | SE 9 | ESE 9 | E 12 | E 12 | |
12 | 14 | 13 | 10 | 8 | 8 | 8 | 8 | 9 | 8 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 9 | 4 | 9 | 3 | 8 | 3 | 3 | |
Wind (km/h) | ||||||||||||||||||||||||
on | on | on | cross-on | glassy | cross-on | cross-on | cross-on | cross-on | on | cross-on | cross-on | cross | off | glassy | glassy | on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 4:01PM2.78m | 4:13AM3.09m | 5:02PM2.74m | 5:16AM2.93m | 6:04PM2.72m | 6:21AM2.79m | ||||||||||||||||||
Low Tide | 9:40AM-0.23m | 9:56PM0.19m | 10:38AM-0.09m | 10:58PM0.28m | 11:38AM0.05m | 00:03AM0.34m | ||||||||||||||||||
 | |  | |  |  |  |  | | | | | | | | | | | | | | | | | |
 | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:15 | — | — | — | — | — | — | — | 5:13 | — |
 | — | — | — | 8:04 | — | — | — | — | — | — | — | 8:05 | — | — | — | — | — | — | — | 8:05 | — | — | — | 8:06 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 16 | 15 | 15 | 14 | 14 | 12 | 11 | 12 | 13 | 13 | 13 | 13 | 14 | 12 | 12 | 12 | 14 | 14 | 14 | 13 | 13 | 12 | 11 | 11 |
13 | 11 | 12 | 11 | 12 | 7 | 7 | 7 | 8 | 8 | 8 | 8 | 10 | 8 | 9 | 9 | 10 | 10 | 10 | 9 | 9 | 9 | 9 | 7 | |
Swell 1 Height (m) Direction Period (s) | ESE 9 | NE 5 | NE 5 | ENE 5 | ENE 4 | ENE 4 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 10 | NE 4 | ESE 10 | ESE 3 | ESE 10 | ESE 10 | ESE 10 | ESE 10 | SE 10 | ESE 10 | SE 9 | ESE 9 | SE 9 | SE 9 |
 kJ | 8 | 14 | 13 | 10 | 4 | 1 | 8 | 8 | 8 | 8 | 9 | 2 | 9 | 1 | 9 | 9 | 9 | 9 | 4 | 9 | 3 | 8 | 3 | 3 |
Swell 2 Height (m) Direction Period (s) | E 14 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | E 14 | E 13 | E 13 | E 13 | E 13 | ESE 10 | NE 4 | ESE 10 | — | — | E 14 | E 14 | E 13 | — | — | — | SE 7 | E 12 |
| kJ | 4 | 8 | 7 | 7 | 8 | 8 | 4 | 3 | 3 | 3 | 3 | 9 | 1 | 9 | — | — | 4 | 4 | 4 | — | — | — | 2 | 3 |
Swell 3 Height (m) Direction Period (s) | — | E 15 | E 15 | E 14 | E 14 | E 14 | — | E 10 | — | — | E 13 | E 13 | E 13 | NE 4 | — | E 13 | E 13 | E 13 | — | — | — | E 12 | E 12 | — |
| kJ | — | 4 | 4 | 4 | 4 | 4 | — | 2 | — | — | 3 | 4 | 4 | 1 | — | 4 | 3 | 3 | — | — | — | 3 | 3 | — |
Wind waves Height (m) Direction Period (s) | NE 4 | ESE 3 | SE 3 | — | — | — | NE 3 | NE 4 | NE 4 | NE 4 | ENE 4 | SE 2 | SE 3 | — | — | — | — | — | — | — | — | — | ESE 2 | SE 3 |
| kJ | 12 | 2 | 1 | — | — | — | 3 | 8 | 9 | 7 | 6 | 1 | 1 | — | — | — | — | — | — | — | — | — | 1 | 2 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 58 | 127 | 283 | 198 | 280 | 288 | 651 | 652 | 853 | 894 | 2695 | 2695 | 900 | 793 | 761 | 733 | 733 | 1240 | 1240 | 140 | 127 | 733 | 626 | 513 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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