Block Island 48 hour detailed Surf Forecast

Lat Long: 41.15° N 71.59° W

Issued: 12 am 04 Nov 2026 (local time)

Forecast update in hr min

Today's Block Island sea temperature is

14.9°C

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

Surf Forecasts:

How big are the waves at Block Island today (04 Nov):

Morning surf: Morning surf (04 Nov, local time) - 2ft (0.6m), 4s period with SW swell.
Afternoon surf: Afternoon surf (04 Nov, local time) - 2ft (0.6m), 4s period with SW swell.
Evening surf: Evening surf (04 Nov, local time) - 2.5ft (0.7m), 4s period with SW swell.

The current surf forecast for Block Island at 4AM is: 0.3m 8s primary swell from a East-southeast direction and 0.2m 8s secondary swell from a East-southeast direction, 0.6m 4s secondary swell from a Southwest direction (forecast issued at 12:00am November 04). The wind direction is predicted to be cross-shore.

Time (EST) & Date	Wave Height	Wave Period
Morning (04 Nov)	2ft (0.6m)	4s
Afternoon (04 Nov)	2ft (0.6m)	4s
Evening (04 Nov)	2.5ft (0.7m)	4s

Table - waves today at Block Island. (Swell directed towards the surf break)

	Short Range Forecast Heavy rain (total 74mm), heaviest during Fri afternoon. Very mild (max 19°C on Thu morning, min 16°C on Tue night). Wind will be generally light.
	Wednesday 4								Thursday 5								Friday 6								Sat 7
	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 AM	10 AM	1 PM	4 PM	7 PM	10 PM	1 AM	4 AM	7 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	0	0	1
Swell Height Map See all maps
Wave Height (m) Direction Period (s)	SW 4	ESE 8	SW 4	SW 4	SW 4	SW 4	SW 4	SW 4	SSW 4	SSW 4	SE 9	SE 9	SE 8	SE 8	SSW 5	S 5	S 5	S 6	S 6	S 6	SSW 6	S 6	S 6	S 6	SSW 6	S 6	SE 8
Wave Graph
kJ	12	14	10	9	12	12	12	15	20	28	27	39	45	34	37	47	66	130	151	156	58	148	184	272	134	94	86
Wind (km/h)	SW	WSW	SW	SW	SW	SW	SW	SW	SW	SW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	SSW	S	S	SSE	S	W	WNW
Wind State on-shore cross-onshore cross-shore cross-offshore off-shore glassy	cross	cross	cross	cross	cross-on	cross-on	cross-on	cross-on	cross	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	cross-on	on	cross-on	cross-off	cross-off
High Tide		3:40AM0.89m				4:00PM0.81m					4:34AM0.95m				4:52PM0.81m				5:22AM0.99m				5:40PM0.81m				6:06AM1.02m
Low Tide					10:10AM0.08m				10:29PM0.02m				11:03AM0.05m				11:11PM0.01m				11:51AM0.03m				11:48PM0.02m


	—	6:20	—	—	—	—	—	—	—	6:20	—	—	—	—	—	—	—	6:22	—	—	—	—	—	—	—	6:24	—
	—	—	—	—	—	4:37	—	—	—	—	—	—	—	4:37	—	—	—	—	—	—	—	4:36	—	—	—	—	4:35
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	1	2	15	38	17	8	7	1	—
Temp °C	17	16	16	16	17	17	17	18	18	18	18	19	19	19	19	19	19	18	18	17	17	17	17	17	16	15	15
Feels °C	12	12	13	13	13	14	14	16	16	16	16	16	16	16	16	16	16	16	16	16	16	14	17	15	13	11	13
Swell 1 Height (m) Direction Period (s)	ESE 8	ESE 8	ESE 8	ESE 9	ESE 8	ESE 8	ESE 8	SE 8	SE 8	SE 9	SE 9	SE 9	SE 8	SE 8	SE 8	SE 9	SE 8	E 11	E 11	E 10	SSE 6	E 10	E 10	SE 7	SSW 6	S 6	S 6
kJ	6	14	7	7	7	7	7	11	10	13	21	39	45	34	32	20	53	2	2	2	49	2	2	60	134	94	76
Swell 2 Height (m) Direction Period (s)	E 10	ESE 8	ESE 8	ESE 7	—	—	S 10	S 10	S 11	ESE 8	ESE 8	—	E 12	E 8	E 8	SE 7	E 11	—	—	E 10	SE 8	E 10	—	E 9	SE 7	SE 8	SE 8
kJ	2	6	6	5	—	—	2	2	2	6	6	—	3	5	5	14	2	—	—	2	46	2	—	2	77	82	86
Swell 3 Height (m) Direction Period (s)	—	—	—	—	—	—	—	—	—	—	—	—	E 12	E 12	E 12	E 8	E 11	—	—	—	E 10	—	—	—	E 9	E 9	E 9
kJ	—	—	—	—	—	—	—	—	—	—	—	—	3	3	3	5	2	—	—	—	2	—	—	—	2	2	2
Wind waves Height (m) Direction Period (s)	SW 4	SW 4	SW 4	SW 4	SW 4	SW 4	SW 4	SW 4	SSW 4	SSW 4	SSW 4	SSW 4	SSW 4	SSW 4	SSW 5	S 5	S 5	S 6	S 6	S 6	SSW 6	S 6	S 6	S 6	—	—	—
kJ	12	12	10	9	12	12	12	15	20	28	27	26	32	34	37	47	66	130	151	156	58	148	184	272	—	—	—
Nearest Offshore or Glassy	Shackleford Banks Carolina North	Shackleford Banks Carolina North	Shackleford Banks Carolina North	North End Virginia	Union Bay Lake Superior	Moose Nova Scotia	White Point Beach Nova Scotia	Backyards Nova Scotia	Ogunquit Beach Maine	North End Virginia	Sands New Jersey	Chicahauk Carolina North	Grandview Virginia	Pelican Poles Carolina South	Ogunquit Beach Maine	Seabrook Beach New Hampshire	The Wall New Hampshire	The Cove at Sandy Hook New Jersey	Panic Point (Weekapaug) Rhode Island	Panic Point (Weekapaug) Rhode Island	Panic Point (Weekapaug) Rhode Island	Panic Point (Weekapaug) Rhode Island	Panic Point (Weekapaug) Rhode Island	Panic Point (Weekapaug) Rhode Island	Panic Point (Weekapaug) Rhode Island	Turtle Cove Long Island NY	Block Island Rhode Island
Rating (10 max)	1	1	2	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1	1
Distance (km)	844	844	844	605	1571	767	642	769	249	605	219	665	606	1095	249	204	209	216	24	24	24	24	24	24	24	24	0
Best forecast wave conditions in Rhode Island																			Panic Point (Weekapaug)	Scarborough State Beach	North Pier (Narragansett)	Panic Point (Weekapaug)	Scarborough State Beach	Panic Point (Weekapaug)	Panic Point (Weekapaug)	Ruggles	Misquamicut State Beach
Rating (10 max)																			1	1	1	1	1	1	1	1	1
Best forecast wave conditions in United States	Doheney Beach CAL - Orange County	Trestles (Uppers) CAL - Orange County	Trestles (Lowers) CAL - Orange County	Trestles (Uppers) CAL - Orange County	Trestles (Uppers) CAL - Orange County	Corona Del Mar Jetty CAL - Orange County	Union Bay Lake Superior	Tijuana Sloughs Baja Norte	Tijuana Sloughs Baja Norte	Tijuana Sloughs Baja Norte	Tijuana Sloughs Baja Norte	Tijuana Sloughs Baja Norte	Whiskey Creek Washington	Whiskey Creek Washington	Whiskey Creek Washington	Whiskey Creek Washington	Whiskey Creek Washington	Tijuana Sloughs Baja Norte	Tijuana Sloughs Baja Norte	Tijuana Sloughs Baja Norte	Elwha Washington	Goulds Inlet Georgia	Outside Shoals Maryland	Wabasso Florida - North	Trestles (Uppers) CAL - Orange County	Tijuana Sloughs Baja Norte	Tijuana Sloughs Baja Norte
Rating (10 max)	3	3	3	3	2	2	1	3	3	3	3	3	4	4	4	4	4	2	2	2	4	1	2	2	2	3	4
Header Global	Boners United States	Benkunqut Indonesia	Bay of Skaill United Kingdom	Bay of Skaill United Kingdom	Bali Village Indonesia	Cow Bombie Australia	Cow Bombie Australia	Barrancon Chile	Lebu Chile	Lebu Chile	Ranches United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Ranches United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Bells Beach - Bowl Australia	Lincoln City Nelscott Reef United States	Bali Village Indonesia	Cojo United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States	Lincoln City Nelscott Reef United States
Rating (10 max)	4	4	4	4	4	5	5	4	5	5	5	5	5	5	5	8	8	7	6	5	6	4	5	9	9	8	7

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

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Block Island 48 hour detailed Surf Forecast

How big are the waves at Block Island today (04 Nov):

Short Range Forecast

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