
- Forecast
- Maps
- Live
- Weather State
- Spot Information
Surf Forecasts:

Nahant Beach surfForecast / Massachusetts / USA
Forecast 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
10.5° C
(Which is slightly warmer than usual)How big are the waves at Nahant Beach today?
The current surf forecast for Nahant Beach at 6PM is: 0.7m 4s primary swell from a Southeast direction (forecast issued at 01:00pm May 18). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 1ft (0.3m) | 8s |
| Afternoon (18 May) | 2ft (0.6m) | 3s |
| Evening (18 May) | 2.5ft (0.8m) | 4s |
Table - waves today at Nahant Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 2mm), mostly falling on Tue night. Warm (max 34°C on Tue afternoon, min 11°C on Thu morning). Wind will be generally light. | ||||||||||||||||||||||||
Mon 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | ||||||||||||||||||||||||
SE 8 | ESE 8 | SE 4 | SSE 4 | SE 4 | SE 4 | ESE 9 | ESE 9 | SE 8 | SE 8 | SE 6 | SSE 6 | SSE 5 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SE 9 | ESE 9 | |
9 | 6 | 13 | 21 | 15 | 9 | 8 | 7 | 11 | 11 | 11 | 48 | 18 | 11 | 12 | 12 | 12 | 13 | 8 | 8 | 8 | 8 | 13 | 8 | |
Wind (km/h) | ||||||||||||||||||||||||
on | cross-on | cross-on | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | off | cross-off | cross-off | cross-off | cross-off | cross-off | off | off | cross-off | cross-off | cross-off | cross-off | cross-off | cross-off | |
High Tide | 1:11PM2.96m | 1:20AM3.46m | 2:06PM2.91m | 2:15AM3.38m | 3:02PM2.85m | 3:12AM3.25m | ||||||||||||||||||
Low Tide | 7:08PM-0.05m | 7:50AM-0.46m | 8:01PM0.01m | 8:44AM-0.37m | 8:57PM0.09m | |||||||||||||||||||
— | — | — | — | — | — | 5:18 | — | — | — | — | — | — | — | 5:16 | — | — | — | — | — | — | — | 5:16 | — | |
— | — | — | 8:00 | — | — | — | — | — | — | — | 8:01 | — | — | — | — | — | — | — | 8:02 | — | — | — | 8:04 | |
— | — | — | — | — | — | — | — | — | — | — | 2 | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 18 | 20 | 21 | 24 | 21 | 21 | 21 | 23 | 30 | 34 | 32 | 26 | 25 | 23 | 23 | 25 | 30 | 31 | 29 | 23 | 19 | 15 | 12 | 11 |
14 | 16 | 19 | 23 | 20 | 20 | 20 | 22 | 28 | 31 | 29 | 27 | 25 | 23 | 23 | 24 | 28 | 27 | 26 | 20 | 15 | 10 | 7 | 5 | |
Swell 1 Height (m) Direction Period (s) | SE 8 | ESE 8 | — | ESE 8 | SE 4 | SE 4 | SE 4 | ESE 9 | SE 8 | SE 8 | SE 6 | E 16 | SSE 5 | SSE 4 | SE 9 | SE 9 | SE 9 | SE 9 | ESE 9 | ESE 9 | ESE 9 | ESE 9 | SE 9 | ESE 9 |
9 | 6 | — | 6 | 15 | 9 | 4 | 7 | 11 | 11 | 8 | 5 | 18 | 6 | 12 | 12 | 12 | 13 | 8 | 8 | 8 | 8 | 13 | 8 | |
Swell 2 Height (m) Direction Period (s) | — | — | — | E 13 | ESE 8 | ESE 9 | ESE 9 | E 13 | E 13 | SSE 5 | SE 8 | E 16 | SE 6 | SE 8 | SSE 4 | E 12 | E 12 | E 12 | SE 5 | SE 5 | SE 5 | SE 5 | E 14 | E 15 |
— | — | — | 4 | 6 | 8 | 8 | 3 | 3 | 2 | 11 | 5 | 14 | 11 | 3 | 3 | 3 | 3 | 1 | 1 | 1 | 1 | 4 | 4 | |
Swell 3 Height (m) Direction Period (s) | — | E 14 | E 18 | — | E 13 | — | E 13 | E 13 | S 5 | E 13 | E 16 | — | E 16 | E 16 | SE 5 | E 16 | E 16 | — | E 12 | E 12 | E 12 | E 14 | — | — |
— | 4 | 6 | — | 3 | — | 3 | 3 | 1 | 4 | 5 | — | 5 | 5 | 1 | 5 | 5 | — | 3 | 3 | 3 | 4 | — | — | |
Wind waves Height (m) Direction Period (s) | E 3 | ESE 3 | SE 4 | SSE 4 | WSW 3 | SW 3 | SW 3 | S 3 | S 3 | SW 3 | WSW 3 | SSE 6 | SW 3 | SW 3 | WSW 3 | WSW 3 | SW 3 | W 3 | W 3 | WNW 3 | NW 3 | NW 3 | NNW 3 | NNW 4 |
3 | 6 | 13 | 21 | 1 | 1 | 3 | 5 | 5 | 2 | 1 | 48 | 2 | 2 | 1 | 3 | 2 | 2 | 5 | 7 | 2 | 4 | 8 | 10 | |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 127 | 520 | 520 | 140 | 53 | 53 | 53 | 60 | 338 | 53 | 53 | 0 | 43 | 43 | 43 | 342 | 342 | 140 | 97 | 111 | 127 | 142 | 108 | 128 |
Best forecast wave conditions in Massachusetts | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
- Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)
















