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Diamond Beach Surf Forecast
/ New Jersey (82 breaks) / New Jersey (82 breaks) /
Surf Forecasts:
Diamond Beach surfForecast / New Jersey / USA
48hr Weather and Surf, issued 7 am Monday 18 May 2026 EDTForecast update in hr min s Forecast update imminent
Diamond Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Diamond Beach sea temperature is
13.5° C
(Which is 1.2°C warmer than normal for this time of year)How big are the waves at Diamond Beach today?
The current surf forecast for Diamond Beach at 2PM is: 0.6m 8s primary swell from a South-southeast direction and 0.1m 15s secondary swell from a East direction (forecast issued at 07:00am May 18). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 2ft (0.6m) | 8s |
| Afternoon (18 May) | 2ft (0.6m) | 8s |
| Evening (18 May) | 3.5ft (1.1m) | 5s |
Table - waves today at Diamond Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 5mm), mostly falling on Wed night. Warm (max 29°C on Tue afternoon, min 15°C on Wed night). Winds decreasing (fresh winds from the SSW on Mon night, calm by Wed night). | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | Thu 21 | |||||||||||||||||||||
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 | 2 AM | |
Swell Height Map |    |    |    |    | ||||||||||||||||||||
SSE 8 | SSE 8 | SSE 8 | SSE 8 | SE 8 | S 5 | S 5 | S 5 | S 5 | S 5 | S 6 | S 5 | S 5 | S 5 | S 5 | SSW 5 | S 6 | S 6 | S 6 | S 6 | S 5 | S 5 | S 6 | SSE 6 | |
47 | 40 | 40 | 45 | 36 | 66 | 45 | 47 | 53 | 37 | 29 | 37 | 75 | 94 | 94 | 53 | 74 | 58 | 33 | 30 | 56 | 79 | 41 | 40 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | glassy | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross | cross | cross-on | cross-on | cross | cross-on | cross | cross | cross | cross | cross-on | cross-on | cross-off | cross-off | glassy | |
High Tide | 10:15AM1.46m | 10:27PM1.82m | 11:12AM1.43m | 11:25PM1.74m | 12:13PM1.41m | 00:25AM1.66m | ||||||||||||||||||
Low Tide | 4:01AM-0.19m | 3:58PM-0.07m | 4:52AM-0.17m | 4:50PM-0.02m | 5:44AM-0.12m | 5:44PM0.05m | ||||||||||||||||||
 |  | |  | | | | | | | | | | |  | | | | | | | |  |  | |
 | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | — | 5:43 | — | — | — | — | — | — | 5:41 |
 | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:07 | — | — | — | — | — | — | — | 8:08 | — | 8:09 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 2 | |
Temp °C | 24 | 23 | 25 | 27 | 28 | 26 | 25 | 23 | 22 | 22 | 26 | 29 | 28 | 27 | 23 | 24 | 23 | 22 | 26 | 29 | 27 | 22 | 20 | 20 |
24 | 24 | 25 | 26 | 24 | 23 | 22 | 22 | 21 | 22 | 26 | 27 | 25 | 25 | 21 | 22 | 21 | 21 | 25 | 28 | 24 | 21 | 21 | 23 | |
Swell 1 Height (m) Direction Period (s) | SSE 8 | SSE 8 | SSE 8 | — | SE 8 | E 14 | SE 8 | SE 8 | SE 9 | SE 9 | SE 9 | SE 9 | SE 8 | — | SE 14 | SE 7 | SE 8 | SE 8 | SE 9 | SE 9 | — | SE 9 | S 6 | SSE 6 |
 kJ | 47 | 40 | 40 | — | 28 | 4 | 10 | 10 | 12 | 28 | 27 | 26 | 35 | — | 7 | 46 | 16 | 17 | 20 | 21 | — | 22 | 41 | 40 |
Swell 2 Height (m) Direction Period (s) | — | — | — | E 15 | SE 18 | — | E 17 | E 17 | E 13 | E 13 | E 13 | E 13 | SE 13 | SE 16 | E 16 | E 16 | SE 16 | SE 15 | SE 15 | SE 15 | SE 15 | SE 14 | SE 9 | SE 9 |
| kJ | — | — | — | 4 | 12 | — | 6 | 5 | 3 | 3 | 3 | 3 | 7 | 10 | 5 | 5 | 9 | 9 | 9 | 8 | 9 | 8 | 21 | 20 |
Swell 3 Height (m) Direction Period (s) | E 15 | E 15 | E 15 | E 18 | E 14 | E 13 | — | — | E 16 | E 16 | E 16 | E 16 | SE 16 | E 13 | — | — | — | — | E 12 | — | E 12 | — | SE 14 | — |
| kJ | 4 | 4 | 4 | 6 | 4 | 3 | — | — | 5 | 5 | 5 | 5 | 10 | 3 | — | — | — | — | 3 | — | 3 | — | 8 | — |
Wind waves Height (m) Direction Period (s) | — | — | — | SSE 8 | S 4 | S 5 | S 5 | S 5 | S 5 | S 5 | S 6 | S 5 | S 5 | S 5 | S 5 | SSW 5 | S 6 | S 6 | S 6 | S 6 | S 5 | S 5 | — | — |
| kJ | — | — | — | 45 | 36 | 66 | 45 | 47 | 53 | 37 | 29 | 37 | 75 | 94 | 94 | 53 | 74 | 58 | 33 | 30 | 56 | 79 | — | — |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 28 | 2 | 85 | 1001 | 1001 | 1001 | 392 | 558 | 174 | 131 | 7 | 174 | 156 | 156 | 372 | 546 | 179 | 29 | 29 | 158 | 142 | 3 | 0 | 0 |
Best forecast wave conditions in New Jersey | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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