Sumner Avenue (Strathmere) Surf Forecast

/ New Jersey (82 breaks) / New Jersey (82 breaks) /

USA (1297 breaks) / Lat Long: (39.19° N 74.66° W)

Surf Forecasts:

Sumner Avenue (Strathmere) surfForecast / New Jersey / USA

12 Day Weather and Surf, issued 7 pm Thursday 21 Aug 2025 EDT

Forecast update in hr min s Forecast update imminent

Sumner Avenue (Strathmere) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's Sumner Avenue (Strathmere) sea temperature is 25.2° C
(Which is 2.1°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Sumner Avenue (Strathmere) this week:

The surf forecast for Sumner Avenue (Strathmere) over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Aug 23) at 2AM. The primary swell is predicted to be 1.4m and 12s period with a secondary swell of 0.4m and 9s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Sumner Avenue (Strathmere) in the next 12 days are 1.9m 14s and forecast to arrive on Thursday (Aug 21) at 11PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.6m 4s period and expected on Monday (Aug 25) at 8PM.

Wave Type	Time (EDT) & Date	Wave Height & Period
Next good surf (1 star+)	2AM (Sat 23rd Aug)	4.5ft (1.4m) 12s
Best Surf	2AM (Sat 23rd Aug)	4.5ft (1.4m) 12s
Most Powerful	11PM (Thu 21st Aug)	6ft (1.9m) 14s

Table - best surf conditions forecast for Sumner Avenue (Strathmere) over the next 12 days.

Updates in hr min s Forecast update imminent

12 Days Hourly

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	Short Range Forecast Mostly dry. Warm (max 25°C on Sun morning, min 16°C on Fri morning). Wind will be generally light.										Days 3-6 Weather Summary Light rain (total 2mm), mostly falling on Mon afternoon. Warm (max 28°C on Mon afternoon, min 16°C on Wed morning). Wind will be generally light.
		Friday 22			Saturday 23			Sunday 24			Monday 25			Tuesday 26			Wednesday 27			Thu 28
	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM
Rating (10 max)	2	1	1	3	0	0	0	0	0	0	1	1	0	1	1	2	1	0	1	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	SE	ESE	ESE	ESE	E	E	E	E	E	E	E	SSE	SE	SE	SE	SE	SE	SE	ESE	ESE	ESE
Period(s) (?)	13	12	11	12	13	13	13	12	12	11	10	7	15	13	13	12	11	10	10	9	8
Wave Graph (?)
Energy (?)	2150	921	657	610	497	361	296	201	150	109	115	130	87	454	458	246	96	103	82	48	25
Wind (km/h)	N	NNE	SE	SSW	S	S	S	S	SSE	S	WSW	W	NNW	NW	WNW	NW	NW	WNW	NNW	NNE	S
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	cross- on	cross- on	cross- off	cross	cross	cross	cross	cross	cross	cross- off	off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	cross- off	glass	cross
High Tide / height (m)		7:58AM 1.26		8:12PM 1.45	8:43AM 1.30		8:54PM 1.43	9:26AM 1.32		9:35PM 1.39	10:08AM 1.32		10:15PM 1.32	10:49AM 1.30		10:56PM 1.23	11:30AM 1.27		11:38PM 1.15	12:12PM 1.23
Low Tide / height (m)	2:01AM -0.03		2:02PM 0.03	2:46AM -0.05		2:50PM 0.02	3:26AM -0.06		3:34PM 0.03	4:04AM -0.04		4:16PM 0.06	4:39AM 0.01		4:56PM 0.11		5:12AM 0.07	5:35PM 0.17		5:44AM 0.14	6:16PM 0.23

		Friday 22			Saturday 23			Sunday 24			Monday 25			Tuesday 26			Wednesday 27			Thu 28
Sunrise	-	6:16	-	-	6:18	-	-	6:18	-	-	6:20	-	-	6:20	-	-	6:22	-	-	6:22	-
Sunset	-	-	7:44	-	-	7:43	-	-	7:42	-	-	7:39	-	-	7:38	-	-	7:37	-	-	7:36

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	2	-	-	-	-	-	-	-	-	-
Temp. °C	21	21	23	22	23	23	23	25	25	24	25	28	25	21	25	23	21	24	22	20	22
Feels °C (?)	17	18	20	20	22	21	22	24	24	25	27	26	22	17	20	20	18	19	19	20	20

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Recent Eyeball Surf Reports for New Jersey

Wind Update Still cross-shore at Sumner Avenue (Strathmere) (light winds from the NNE at Wildwood Airport 29 km from Sumner Avenue (Strathmere)). 3.2m 15s groundswell from the SE with a 2.8m 9s swell from the ENE. 2 swells combining so expect closeout sets.
1 hour 52 minutes ago Sumner Avenue (Strathmere)

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29 km away, 1 h 52 min ago

17 km/h

NNE

0.0

25.2

Air / Water (°C)

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Information about the Sumner Avenue (Strathmere) Surf forecast

The above surf forecast table for Sumner Avenue (Strathmere) provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Sumner Avenue (Strathmere) can be found by selecting the local surf guide option on the grey menu. Our Sumner Avenue (Strathmere) surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Sumner Avenue (Strathmere)) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).

Further information to help with frequently asked questions about our surf forecast for Sumner Avenue (Strathmere) may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.

Sumner Avenue (Strathmere) is 13 km (8 miles) from Ocean City. If you plan a vacation in New Jersey, look for hotels and other accommodation in Ocean City. Ocean City has rooms for a wide range of budgets as well as car hire and transport links.