Gas Bay Surf Report

Wednesday 17th December 2025

Current surf conditions for Gas Bay (2025-12-17)
Wave height *	10.5ft / 3.2m
Swell period	11s
Swell direction
Wind	24mph / 38km/h
Weather	20.1°C / 68°F
Sea temp	20°C / 68°F

* Wave size is face height of set waves.

10 day Gas Bay surf forecast

Wed

17/Dec

12.5ft

Low 5:31am
High 8:04pm

Thu

18/Dec

6.5ft

Low 5:51am
High 8:29pm

Fri

19/Dec

4ft

Low 6:14am
High 8:58pm

Sat

20/Dec

8ft

Low 6:40am
High 9:29pm

Sun

21/Dec

7ft

Low 7:09am
High 10:02pm

Mon

22/Dec

10ft

Low 7:42am
High 10:36pm

Tue

23/Dec

8ft

Low 8:16am
High 11:09pm

Wed

24/Dec

5.5ft

Low 8:50am
High 11:33pm

Thu

25/Dec

7.5ft

Low 9:19am
High 10:07pm

Wed 17th Dec

Surf report for Wed 17/12
	Wave size	Primary swell	Direction	Period	Wind direction	Wind speed	Weather
5:00	9ft	9.9ft		14s		21mph (25mph)	17°C/63°F
8:00	12ft	13.5ft		13s		18mph (23mph)	18°C/64°F
11:00	13ft	14.4ft		12s		20mph (23mph)	19°C/66°F
14:00	12.5ft	13.6ft		12s		20mph (23mph)	19°C/66°F
17:00	11.5ft	12.5ft		11s		20mph (23mph)	19°C/66°F
20:00	10.5ft	11.5ft		11s		18mph (25mph)	18°C/64°F

Tide times
Low 5:31am (0.13m)
High 8:04pm (0.88m)

Daylight
First light	04:34
Sunrise	05:03
Sunset	19:28
Dark	19:57

Thu 18th Dec

Surf report for Thu 18/12
	Wave size	Primary swell	Direction	Period	Wind direction	Wind speed	Weather
5:00	7ft	8.8ft		9s		15mph (22mph)	17°C/62°F
8:00	7ft	8ft		9s		15mph (19mph)	18°C/64°F
11:00	7ft	7.5ft		12s		16mph (17mph)	20°C/69°F
14:00	6.5ft	7.3ft		12s		21mph (21mph)	21°C/70°F
17:00	7ft	7.7ft		8s		22mph (28mph)	19°C/67°F
20:00	5ft	8.1ft		7s		22mph (34mph)	17°C/62°F

Tide times
Low 5:51am (0.13m)
High 8:29pm (0.93m)

Daylight
First light	04:34
Sunrise	05:03
Sunset	19:29
Dark	19:58

Fri 19th Dec

Surf report for Fri 19/12
	Wave size	Primary swell	Direction	Period	Wind direction	Wind speed	Weather
5:00	5ft	5.3ft		10s		12mph (26mph)	12°C/54°F
8:00	4ft	4.8ft		11s		8mph (12mph)	17°C/62°F
11:00	4ft	4.6ft		11s		14mph (11mph)	21°C/70°F
14:00	4ft	4.9ft		11s		20mph (19mph)	21°C/70°F
17:00	4.5ft	5.5ft		10s		20mph (22mph)	20°C/67°F
20:00	5ft	5.9ft		11s		20mph (27mph)	17°C/63°F

Tide times
Low 6:14am (0.13m)
High 8:58pm (0.95m)

Daylight
First light	04:35
Sunrise	05:04
Sunset	19:29
Dark	19:58

Sat 20th Dec

Surf report for Sat 20/12
	Wave size	Primary swell	Direction	Period	Wind direction	Wind speed	Weather
5:00	6.5ft	9ft		7s		20mph (26mph)	16°C/61°F
8:00	7.5ft	10.1ft		8s		20mph (26mph)	17°C/63°F
11:00	8ft	10.6ft		9s		21mph (25mph)	18°C/65°F
14:00	8ft	10.7ft		9s		21mph (24mph)	19°C/66°F
17:00	8.5ft	10.3ft		9s		21mph (26mph)	18°C/64°F
20:00	8.5ft	9.8ft		10s		18mph (26mph)	15°C/60°F

Tide times
Low 6:40am (0.14m)
High 9:29pm (0.96m)

Daylight
First light	04:35
Sunrise	05:04
Sunset	19:30
Dark	19:59

Sun 21st Dec

Surf report for Sun 21/12
	Wave size	Primary swell	Direction	Period	Wind direction	Wind speed	Weather
5:00	7.5ft	8.3ft		13s		9mph (14mph)	11°C/51°F
8:00	7.5ft	8.1ft		13s		8mph (13mph)	16°C/60°F
11:00	7ft	7.9ft		13s		12mph (11mph)	20°C/69°F
14:00	7ft	7.9ft		13s		20mph (20mph)	20°C/68°F
17:00	7ft	7.8ft		13s		19mph (22mph)	19°C/66°F
20:00	7ft	7.8ft		13s		17mph (25mph)	17°C/63°F

Tide times
Low 7:09am (0.16m)
High 10:02pm (0.93m)

Daylight
First light	04:36
Sunrise	05:05
Sunset	19:30
Dark	19:59

Mon 22nd Dec

Surf report for Mon 22/12
	Wave size	Primary swell	Direction	Period	Wind direction	Wind speed	Weather
5:00	7.5ft	8.5ft		13s		12mph (16mph)	17°C/63°F
8:00	7.5ft	9ft		14s		11mph (13mph)	19°C/66°F
11:00	8.5ft	10.1ft		14s		16mph (16mph)	21°C/70°F
14:00	10ft	11.5ft		16s		20mph (20mph)	21°C/69°F
17:00	10ft	12.3ft		16s		20mph (25mph)	19°C/66°F
20:00	11ft	12.7ft		16s		22mph (34mph)	16°C/62°F

Tide times
Low 7:42am (0.18m)
High 10:36pm (0.88m)

Daylight
First light	04:36
Sunrise	05:05
Sunset	19:31
Dark	20:00

Tue 23rd Dec

Surf report for Tue 23/12
	Wave size	Primary swell	Direction	Period	Wind direction	Wind speed	Weather
5:00	9.5ft	11.1ft		15s		14mph (30mph)	13°C/55°F
8:00	9ft	10.3ft		15s		12mph (19mph)	17°C/63°F
11:00	8ft	9.6ft		14s		12mph (15mph)	24°C/75°F
14:00	8ft	9.5ft		14s		20mph (22mph)	24°C/75°F
17:00	8.5ft	9.8ft		14s		20mph (31mph)	22°C/71°F
20:00	8.5ft	9.9ft		13s		21mph (36mph)	19°C/66°F

Tide times
Low 8:16am (0.21m)
High 11:09pm (0.79m)

Daylight
First light	04:37
Sunrise	05:06
Sunset	19:31
Dark	20:00

Wed 24th Dec

Surf report for Wed 24/12
	Wave size	Primary swell	Direction	Period	Wind direction	Wind speed	Weather
5:00	7ft	7.7ft		13s		13mph (30mph)	16°C/60°F
8:00	6.5ft	7.1ft		13s		12mph (19mph)	20°C/68°F
11:00	6ft	6.4ft		13s		5mph (7mph)	27°C/80°F
14:00	5.5ft	6.3ft		12s		15mph (17mph)	27°C/81°F
17:00	5.5ft	6.4ft		12s		15mph (19mph)	25°C/77°F
20:00	6ft	6.8ft		12s		11mph (22mph)	21°C/70°F

Tide times
Low 8:50am (0.26m)
High 11:33pm (0.68m)

Daylight
First light	04:37
Sunrise	05:06
Sunset	19:32
Dark	20:01

Thu 25th Dec

Surf report for Thu 25/12
	Wave size	Primary swell	Direction	Period	Wind direction	Wind speed	Weather
5:00	6.5ft	7.3ft		19s		10mph (24mph)	20°C/69°F
8:00	7ft	7.5ft		19s		7mph (12mph)	25°C/77°F
11:00	7ft	7.8ft		18s		7mph (10mph)	26°C/79°F
14:00	7.5ft	8.1ft		18s		10mph (16mph)	25°C/76°F
17:00	7.5ft	8.3ft		17s		6mph (9mph)	23°C/74°F
20:00	7.5ft	8.3ft		17s		4mph (4mph)	21°C/71°F

Tide times
Low 9:19am (0.31m)
High 10:07pm (0.56m)

Daylight
First light	04:38
Sunrise	05:07
Sunset	19:32
Dark	20:01

Fri 26th Dec

Surf report for Fri 26/12
	Wave size	Primary swell	Direction	Period	Wind direction	Wind speed	Weather
5:00	7.5ft	8.1ft		16s		8mph (13mph)	21°C/69°F
8:00	7.5ft	8.1ft		16s		7mph (10mph)	26°C/79°F
20:00	7.5ft	8.3ft		14s		7mph (9mph)	22°C/71°F

Hollow, powerful right that starts as a sucky drop over shallow reef and feeds into a hollow sandbank section

Surf spots nearby

Grunters (0.3 mi)
Boodjidup (0.5 mi)
Margaret River (2.1 mi)
Redgate (2.1 mi)
The Box (2.5 mi)
Conto Springs (5.3 mi)
Ellensbrook (6.9 mi)
The Womb (7.6 mi)
Magics (7.9 mi)
Lefthanders (8.4 mi)

Not Magic Seaweed (MSW)

Although we look a bit like Magic Seaweed we are not MagicSeaweed as they no longer exist...