Ballston Beach Surf Forecast

/ Massachusetts (29 breaks) / Massachusetts (28 breaks) /

USA (1297 breaks) / Lat Long: (41.98° N 70.01° W)

Surf Forecasts:

Ballston Beach surfForecast / Massachusetts / USA

12 Day Weather and Surf, issued 1 am Saturday 20 Sep 2025 EDT

Forecast update in hr min s Forecast update imminent

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

Today's Ballston Beach sea temperature is 19.0° C
(Which is 1.6°C warmer than normal for this time of year)

Best Forecast Surf Conditions for Ballston Beach this week:

The surf forecast for Ballston Beach over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Sep 22) at 11PM. The primary swell is predicted to be 0.9m and 8s period with a secondary swell of 0.6m and 10s. The wind is predicted to be offshore as the swell arrives.

The most powerful waves expected at Ballston Beach in the next 12 days are 1.0m 11s and forecast to arrive on Monday (Sep 22) at 5PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.9m 4s period and expected on Tuesday (Sep 23) at 5PM.

Wave Type	Time (EDT) & Date	Wave Height & Period
Next good surf (1 star+)	11PM (Mon 22nd Sep)	3ft (0.9m) 8s
Best Surf	11PM (Mon 22nd Sep)	3ft (0.9m) 8s
Most Powerful	5PM (Mon 22nd Sep)	3.5ft (1.0m) 11s

Table - best surf conditions forecast for Ballston Beach 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. Very mild (max 17°C on Mon afternoon, min 14°C on Sat morning). Winds decreasing (fresh winds from the NE on Sat morning, light winds from the SE by Mon morning).									Days 3-6 Weather Summary Light rain (total 5mm), mostly falling on Tue night. Warm (max 24°C on Tue afternoon, min 14°C on Thu night). Winds decreasing (fresh winds from the NE on Wed afternoon, light winds from the SSW by Thu night).
	Saturday 20			Sunday 21			Monday 22			Tuesday 23			Wednesday 24			Thursday 25			Friday 26
	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night	AM	PM	Night
Rating (10 max)	0	0	0	0	0	0	0	0	1	1	0	1	0	0	0	0	0	1	1	0	0
Swell Height Map See all maps
Wave Height (m) & direction (?)	NNE	NE	ESE	E	ESE	ESE	ESE	ESE	SE	SE	ESE	SE	SE	ESE	ESE	NE	ENE	ESE	E	E	E
Period(s) (?)	6	6	8	13	12	11	11	11	8	10	10	11	10	10	10	6	6	9	7	7	8
Wave Graph (?)
kJ (?)	77	31	21	30	56	98	183	234	91	139	127	176	160	127	81	92	59	45	36	39	29
Wind (km/h)	NE	ENE	ESE	ESE	SE	SE	SE	SSE	SW	WSW	SW	WNW	NE	NE	NE	ENE	E	S	SSE	S	S
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	on	on	cross- on	cross	cross	cross	cross	cross- off	off	off	off	cross- off	on	on	on	cross- on	cross- on	cross- off	cross- off	cross- off	cross- off
High Tide / height (m)	11:15AM 2.37		11:30PM 2.51	11:56AM 2.43		12:12AM 2.50	12:32PM 2.46		12:52AM 2.45	1:08PM 2.47		1:31AM 2.39	1:43PM 2.46		2:10AM 2.31		2:20PM 2.42	2:51AM 2.21		2:59PM 2.37	3:34AM 2.11
Low Tide / height (m)		5:13PM 0.12		5:40AM 0.04	5:57PM 0.07		6:19AM 0.06	6:38PM 0.05		6:55AM 0.11	7:18PM 0.05		7:32AM 0.17	7:57PM 0.08		8:10AM 0.25		8:38PM 0.14	8:48AM 0.34		9:20PM 0.21

	Saturday 20			Sunday 21			Monday 22			Tuesday 23			Wednesday 24			Thursday 25			Friday 26
Sunrise	6:24	-	-	6:24	-	-	6:26	-	-	6:26	-	-	6:28	-	-	6:30	-	-	6:31	-	-
Sunset	-	6:40	-	-	6:38	-	-	6:37	-	-	6:36	-	-	6:34	-	-	6:31	-	-	6:30	-

Rain (mm)	-	-	-	-	-	-	-	-	-	-	-	5	-	-	-	-	-	-	-	-	-
Temp. °C	15	14	15	15	15	15	16	17	17	21	24	21	17	17	16	15	15	14	14	16	16
Feels °C (?)	8	9	10	10	11	11	15	13	14	19	22	21	14	13	11	11	13	12	13	13	14

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 Massachusetts

Wind Update Wind reports 20 km away suggest it is still onshore at Ballston Beach (moderate winds from the NNE at Provincetown Airport). 1.0m 5s windswell from the NNE with a 0.3m 7s swell from the ESE. 2 swells combining to make bigger set waves.
2 hours 37 minutes ago Ballston Beach

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20 km away, 2 h 37 min ago

22 km/h

NNE

0.0

19.0

Air / Water (°C)

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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Ballston Beach surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.

Information about the Ballston Beach Surf forecast

The above surf forecast table for Ballston Beach provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Ballston Beach can be found by selecting the local surf guide option on the grey menu. Our Ballston Beach 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 (Ballston Beach) 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 Ballston Beach 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.

Ballston Beach is 25 km (16 miles) from Brewster. If you plan a vacation in Massachusetts, look for hotels and other accommodation in Brewster. Brewster has rooms for a wide range of budgets as well as car hire and transport links.