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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 Wednesday 20 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
14.5° C
(Which is 1.7°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 3PM is: 0.8m 6s primary swell from a South direction and 0.4m 9s secondary swell from a Southeast direction, 0.1m 15s secondary swell from a Southeast direction (forecast issued at 07:00am May 20). The wind direction is predicted to be cross-onshore.
| Time (EDT) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (20 May) | 2.5ft (0.7m) | 6s |
| Afternoon (20 May) | 2.5ft (0.8m) | 6s |
| Evening (20 May) | 4ft (1.2m) | 5s |
Table - waves today at Diamond Beach. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 25mm), heaviest during Fri night. Warm (max 29°C on Wed afternoon, min 10°C on Fri night). Winds increasing (light winds from the WSW on Wed morning, fresh winds from the ENE by Fri night). | ||||||||||||||||||||||||
Wednesday 20 | Thursday 21 | Friday 22 | Sat 23 | |||||||||||||||||||||
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 |    |    |    |    | ||||||||||||||||||||
S 6 | S 6 | S 6 | S 6 | S 5 | S 5 | S 6 | S 6 | SSE 6 | SE 9 | NE 4 | NE 5 | ENE 6 | ENE 6 | ENE 6 | E 5 | E 5 | E 5 | E 6 | E 6 | E 6 | E 7 | ESE 7 | ESE 7 | |
92 | 47 | 36 | 35 | 54 | 73 | 60 | 124 | 40 | 29 | 35 | 61 | 115 | 71 | 80 | 59 | 53 | 97 | 134 | 144 | 139 | 152 | 180 | 157 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross-off | cross-off | cross-on | cross-on | cross-on | cross | cross-on | cross | cross-off | cross | cross | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | cross-on | |
High Tide | 12:13PM1.41m | 00:25AM1.66m | 1:14PM1.39m | 1:25AM1.56m | 2:13PM1.39m | |||||||||||||||||||
Low Tide | 5:44AM-0.12m | 5:44PM0.05m | 6:39AM-0.05m | 6:43PM0.14m | 7:38AM0.02m | 7:49PM0.21m | ||||||||||||||||||
 |  | | | | | |  |  |  | |  | | |  | | | | | | | |  | | |
 | 5:43 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | — | 5:41 | — | — | — | — | — | — | 5:39 |
 | — | — | — | — | — | 8:08 | — | — | — | — | — | — | — | 8:09 | — | — | — | — | — | — | — | 8:09 | — | 8:10 |
— | — | — | — | — | — | — | 1 | — | — | — | 1 | — | 1 | — | — | — | — | — | — | — | 3 | 9 | 6 | |
Temp °C | 24 | 23 | 27 | 29 | 27 | 25 | 21 | 20 | 17 | 14 | 13 | 13 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 12 | 11 | 10 | 10 | 11 |
23 | 22 | 27 | 28 | 24 | 22 | 21 | 20 | 16 | 10 | 7 | 7 | 7 | 7 | 7 | 7 | 7 | 6 | 4 | 4 | 4 | 3 | 3 | 5 | |
Swell 1 Height (m) Direction Period (s) | SE 16 | S 6 | S 6 | SE 9 | — | SE 9 | S 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SSE 6 | SE 9 | SE 8 | SE 8 | SE 8 | SE 10 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 | SE 13 |
 kJ | 9 | 47 | 36 | 20 | — | 22 | 60 | 50 | 40 | 29 | 21 | 15 | 8 | 19 | 23 | 22 | 21 | 16 | 7 | 7 | 7 | 7 | 7 | 7 |
Swell 2 Height (m) Direction Period (s) | SE 16 | SE 8 | SE 8 | SE 15 | SE 15 | SE 14 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 9 | SE 14 | SSE 6 | SE 14 | SE 13 | SE 13 | SE 13 | — | — | — | — | — | — |
| kJ | 9 | 22 | 16 | 8 | 9 | 8 | 22 | 13 | 20 | 20 | 20 | 19 | 8 | 8 | 8 | 7 | 7 | 7 | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | SE 15 | SE 15 | E 12 | E 12 | — | SE 14 | SE 14 | SE 15 | SE 15 | SE 15 | SE 14 | SE 14 | SE 14 | SE 14 | — | — | — | — | — | — | — | — | — |
| kJ | — | 9 | 9 | 3 | 3 | — | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 6 | WSW 3 | W 3 | S 6 | S 5 | S 5 | — | S 6 | — | NE 3 | NE 4 | NE 5 | ENE 6 | ENE 6 | ENE 6 | E 5 | E 5 | E 5 | E 6 | E 6 | E 6 | E 7 | ESE 7 | ESE 7 |
| kJ | 92 | 3 | 1 | 35 | 54 | 73 | — | 124 | — | 2 | 35 | 61 | 115 | 71 | 80 | 59 | 53 | 97 | 134 | 144 | 139 | 152 | 180 | 157 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 179 | 29 | 0 | 131 | 142 | 117 | 5 | 8 | 43 | 123 | 208 | 201 | 227 | 336 | 208 | 227 | 220 | 422 | 405 | 376 | 348 | 343 | 261 | 227 |
Best forecast wave conditions in New Jersey | ||||||||||||||||||||||||
Best forecast wave conditions in United States | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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