Big Tree Beach

Name: Big Tree Beach Surf Spot
Address: Islesboro, Maine, United States

Maine, United States

Sand

Right now

The conditions at the spot at 5:00 AM Eastern Daylight Time.

Poor

Flat (0.2 m) at 5 s going to NNW, moderate cross-shore wind going to SSE

Swell

0.2 m

NNW

5 s

Wind

16 km/h

SSE

Cross-shore

Tide

1.7 m

Falling

Weather

11 °C

Clear

15 °C water

10-day forecast

Wave height and the best conditions expected each day.

Hourly forecast

Tuesday, September 15, 2026

Time	Rating	Swell	Swell direction	Wind	Wind direction	Tide	Weather
12 AM	Poor	0.2 m · 5 s	NNW	17 km/h · 27 km/h gusts	SE Onshore	2.7 m	Clear · 13 °C
1 AM	Poor	0.2 m · 5 s	NNW	16 km/h · 25 km/h gusts	SE Onshore	3.1 m	Clear · 12 °C
2 AM	Poor	0.2 m · 5 s	NNW	19 km/h · 30 km/h gusts	SE Onshore	3.2 m	Clear · 12 °C
3 AM	Poor	0.2 m · 5 s	NNW	14 km/h · 22 km/h gusts	SE Onshore	2.9 m	Clear · 12 °C
4 AM	Poor	0.2 m · 5 s	NNW	15 km/h · 27 km/h gusts	SSE Cross-shore	2.3 m	Clear · 11 °C
5 AM	Poor	0.2 m · 5 s	NNW	16 km/h · 29 km/h gusts	SSE Cross-shore	1.7 m	Clear · 11 °C
6 AM	Poor	0.2 m · 5 s	NNW	12 km/h · 22 km/h gusts	SSE Cross-shore	1.1 m	Clear · 11 °C
7 AM	Poor	0.2 m · 5 s	NNW	13 km/h · 22 km/h gusts	SSE Cross-shore	0.7 m	Clear · 11 °C
8 AM	Poor	0.2 m · 5 s	NNW	15 km/h · 29 km/h gusts	SSE Cross-shore	0.6 m	Clear · 12 °C
9 AM	Poor	0.2 m · 5 s	NNW	15 km/h · 24 km/h gusts	S Cross-shore	0.9 m	Clear · 13 °C
10 AM	Poor	0.2 m · 5 s	NNW	12 km/h · 17 km/h gusts	S Cross-shore	1.5 m	Clear · 14 °C
11 AM	Poor	0.2 m · 5 s	NNW	9 km/h · 13 km/h gusts	S Cross-shore	2.1 m	Clear · 15 °C
12 PM	Poor	0.2 m · 5 s	NNW	8 km/h · 12 km/h gusts	SSE Cross-shore	2.8 m	Clear · 17 °C
1 PM	Poor	0.2 m · 5 s	NNW	7 km/h · 11 km/h gusts	SSW Cross-shore	3.2 m	Mostly clear · 18 °C
2 PM	Poor	0.2 m · 5 s	NNW	7 km/h · 11 km/h gusts	SW Offshore	3.4 m	Clear · 19 °C
3 PM	Poor	0.2 m · 5 s	NNW	6 km/h · 7 km/h gusts	W Offshore	3.2 m	Clear · 20 °C
4 PM	Poor	0.1 m · 5 s	NNW	5 km/h · 6 km/h gusts	NNW Cross-shore	2.7 m	Clear · 20 °C
5 PM	Poor	0.1 m · 5 s	NNW	14 km/h · 19 km/h gusts	N Cross-shore	1.9 m	Overcast · 17 °C
6 PM	Poor	0.1 m · 5 s	NNW	13 km/h · 22 km/h gusts	N Cross-shore	1.2 m	Overcast · 15 °C
7 PM	Poor	0.1 m · 5 s	NNW	13 km/h · 24 km/h gusts	N Cross-shore	0.7 m	Overcast · 14 °C
8 PM	Poor	0.1 m · 5 s	NNW	13 km/h · 25 km/h gusts	N Cross-shore	0.4 m	Overcast · 13 °C
9 PM	Poor	0.1 m · 5 s	N	13 km/h · 25 km/h gusts	N Cross-shore	0.5 m	Overcast · 13 °C
10 PM	Poor	0.1 m · 4 s	NNE	11 km/h · 22 km/h gusts	N Cross-shore	0.9 m	Overcast · 12 °C
11 PM	Poor	0.1 m · 3 s	NNE	11 km/h · 21 km/h gusts	N Cross-shore	1.5 m	Overcast · 12 °C