L Jetty Surf Forecast

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

USA (1297 breaks) / Lat Long: (40.20° N 74.01° W)

Surf Forecasts:

L Jetty surfForecast / New Jersey / USA

48hr Weather and Surf, issued 1 pm Thursday 18 Sep 2025 EDT

Forecast update in hr min s Forecast update imminent

L Jetty surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.

Today's L Jetty sea temperature is 21.7° C
(Which is 1.4°C warmer than normal for this time of year)

How big are the waves at L Jetty today?

The current surf forecast for L Jetty at 7PM is: 0.7m 7s primary swell from a East-southeast direction and 0.3m 7s secondary swell from a South-southeast direction, 0.4m 3s secondary swell from a South direction (forecast issued at 01:00pm September 18). The wind direction is predicted to be cross-shore.

Time (EDT) & Date	Wave Height	Wave Period
Morning (18 Sep)	3ft (0.9m)	7s
Afternoon (18 Sep)	2.5ft (0.8m)	7s
Evening (18 Sep)	2.5ft (0.7m)	8s

Table - waves today at L Jetty. (Swell directed towards the surf break)

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Thursday 18					Friday 19								Saturday 20								Sunday 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
Rating (10 max)	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	ESE	ESE	ESE	ESE	E	E	E	E	E	E	ESE	ESE	ESE	ESE	NE	ENE	ENE	ENE	E	E	E	E	E	E
Period(s) (?)	7	7	7	8	8	8	8	8	8	8	8	7	7	7	4	4	5	6	6	6	6	6	6	6
Wave Graph (?)
kJ (?)	91	73	57	58	41	42	30	30	29	29	19	18	17	10	14	32	61	140	126	99	92	78	96	134
Wind (km/h)	NNE	E	SSE	SSW	W	W	WNW	NW	NNW	N	S	W	N	NNE	NE	NE	ENE	E	E	E	ESE	ESE	E	E
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross	on	cross	cross- off	off	off	off	cross- off	cross- off	glass	cross	off	cross	cross	cross- on	cross- on	cross- on	on	on	on	on	on	on	on
High Tide / height (m)				5:37PM 1.54				6:10AM 1.45				6:26PM 1.57				6:56AM 1.52				7:08PM 1.58				7:37AM 1.58
Low Tide / height (m)		11:15AM 0.15				11:59PM 0.05				12:06PM 0.10				12:42AM 0.01				12:53PM 0.07				1:22AM -0.00

	Thursday 18					Friday 19								Saturday 20								Sunday 21
Sunrise	-	-	-	-	-	-	-	6:39	-	-	-	-	-	-	-	6:41	-	-	-	-	-	-	-	6:41
Sunset	-	-	7:00	-	-	-	-	-	-	-	6:58	-	-	-	-	-	-	-	6:57	-	-	-	-	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-	-
Temp. °C	20	22	24	22	24	23	22	21	25	27	27	26	24	21	19	18	18	18	18	18	18	18	18	18
Feels °C (?)	20	22	23	21	23	21	20	19	24	27	26	25	21	16	14	13	14	15	15	15	15	16	16	15

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 Offshore wind has become very light (light winds from the N at Belmar/Farmdale Airport 10 km from L Jetty). Surf should be turning clean at L Jetty. 0.8m 7s swell from the ESE with a 0.2m 4s local chop from the S and a 0.2m 2s local chop from the SSE. 3 swells combining to make bigger set waves.
1 hour 59 minutes ago L Jetty

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1 h 59 min ago

9 km/h

Clean

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