Reef
right
Level 4/10

Gas Bay

Margaret River, Australia
👥Crowded🌀Strong rips🦈Sharks

Gas Bay is a quality right-hand reef break just south of Margaret River main break that delivers hollow, workable walls when the swell is right. It picks up more swell than many nearby breaks and is surprisingly consistent even in summer months—surf-forecast lists February as the best month for clean waves here. The reef creates a defined takeoff zone and the wave runs along a shallow ledge, offering barrel sections on bigger days.

Gas Bay surf forecast

Model forecast for swell, wind and tide.

10-Day Forecast
Sun20
21
Poor
3.6m@10s
10km/h
Mon21
41
Poor
3.9m@12s
10km/h
Tue22
35
Poor
3.6m@11s
11km/h
Wed23
55
Fair
2.7m@10s
12km/h
Thu24
57
Fair
2.3m@11s
11km/h
Fri25
47
Fair
4.9m@15s
27km/h
Sat26
48
Fair
3.3m@14s
25km/h
Sun27
33
Poor
2.5m@12s
19km/h
Mon28
57
Fair
1.7m@12s
9km/h
Tue29
53
Fair
1.4m@14s
15km/h
Choppy 5+ days out, less certain

Today's Conditions

Find Flights
Best session: AfternoonAM 8 km/h · PM 9 km/h · Tide at 3pm (0.5m)
Swell
3.6m
SW(233°)
Score: 7/25
Period
10s
Medium period swell
Score: 6/25
Wind
10km/h
SSE(164°)
Score: 13/25
Weather
16°C
0.0mm54%
First light 5:42amSunrise 6:12amSunset 6:14pmLast light 6:44pm
Windswell0.2m@2sSecondary0.3mConfidence
100%

Location & Conditions

Loading map...
0°45°90°135°180°225°270°315°NESW
Swell
Wind
Showing forecast for today

Hourly Forecast, Tide & Strike Windows

Strike window: 6:14–10:51am · droppingIdeal tide: 0.7–0.9m
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
6am
9am
12pm
3pm
6pm
°C
13°
16°
17°
18°
15°
13°
17°
18°
17°
16°
10°
16°
19°
18°
15°
11°
15°
18°
18°
15°
11°
16°
17°
16°
14°
11°
12°
15°
14°
12°
12°
13°
14°
14°
14°
14°
15°
15°
15°
13°
13°
14°
15°
15°
13°
14°
16°
18°
18°
15°
5m2.5
sec
9s
9s
10s
11s
11s
12s
12s
12s
12s
12s
12s
12s
11s
11s
11s
10s
10s
10s
10s
10s
10s
10s
11s
11s
11s
14s
15s
15s
15s
15s
14s
14s
14s
13s
14s
12s
13s
12s
12s
12s
13s
12s
10s
13s
13s
16s
12s
14s
14s
14s
swell
windkm/h
8g18
9g22
12g30
8g25
10g27
6g12
12g26
12g29
10g27
5g21
8g16
9g22
10g26
16g36
13g28
9g17
10g25
12g32
16g37
12g34
5g14
3g17
15g32
14g37
14g36
23g48
26g51
31g65
28g67
24g62
17g39
19g44
26g55
30g63
32g64
23g53
21g48
19g48
17g48
13g44
6g19
4g22
11g29
14g33
9g34
10g19
13g28
21g44
20g53
6g51
tidem
2:04am1.0m
3:04pm0.5m
5:34am1.0m
3:04pm0.5m
7:04am1.0m
3:34pm0.5m
7:24am1.0m
3:44pm0.5m
11:04pm0.8m
8:19am1.0m
4:04pm0.6m
9:49pm0.8m
2:49am0.7m
8:49am0.9m
4:04pm0.5m
10:04pm0.7m
3:28am0.5m
10:04am0.8m
3:40pm0.5m
10:04pm0.8m
4:28am0.5m
10:44am0.7m
3:44pm0.6m
10:04pm0.9m
5:24am0.5m
12:04pm0.7m
10:34pm1.0m
6:24am0.5m
Ideal tideStrike windowNight

Tide times today

2:04 am
High tide - 0.99m
3:04 pm
Low tide - 0.45m
Times shown in spot-local time.

Strike Score Breakdown

21
Poor
Components
Swell Direction19/25
Swell Size7/25
Swell Period6/25
Wind13/25
Raw Score45/100
Adjustments
🤢 Wind History-11
🌊 Tide-2
💨 Gusty Wind-4
📉 Undersized Swell-7
Adjusted Score21/100
Confidence
Multiplier×1.00
Final Score21
🤢 Morning Sickness🌊 Too low for this tide window

Plan Your Strike

Return flights to PER, departing today with a 5-day trip window.

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Swell Requirements

Optimal direction
SW (225°)
Direction range
195° - 260°
Size range
0.8m - 3m
Ideal size
1.8m - 2.5m
Height multiplier
0.97×
Ideal period
14s+

Wind Requirements

Optimal direction
E (90°)
Offshore range
45° - 135°

Tide Requirements

Optimal tide
mid
Optimal range
0.65m - 0.95m

Water temp

19°C

Wetsuit

3/2mm fullsuit

Difficulty

4/10

Crowd level

6/10

👥 Spring Break (Sep 26Oct 11) — expect extra crowds

Access: Short walk from Gas Bay carpark off Caves Road.

Frequently Asked Questions

What tide is best at Gas Bay?

The Gas Bay profile favors mid tide, ideally between 0.65m and 0.95m on the local tide chart. Compare this preference with the forecast tide and local conditions before choosing a session.

What wind direction is offshore at Gas Bay?

The Gas Bay profile uses wind from E (90°) as its preferred direction, with an offshore range of 45° to 135°. Wind speed matters too: light winds outside that range can still produce surfable conditions, while strong offshore winds can make takeoffs difficult.

What swell size and direction work best at Gas Bay?

The Gas Bay scoring profile favors swell from SW (195° to 260°), a swell-height range of 0.8m to 3m, and a reference period of 14s. These are model inputs, not guaranteed breaking-wave heights or a promise that the surf will suit every ability.

When is the best time of year to surf Gas Bay?

The main season at Gas Bay is Mar-Oct. A secondary window runs Jan, Feb, Nov, Dec. Best autumn through spring. Summer swells smaller but still surfable. February is surprisingly consistent.

How do I get to Gas Bay?

The spot profile lists PER as a nearby airport. The estimated road transfer is 190 minutes. Short walk from Gas Bay carpark off Caves Road.

What kind of wave is Gas Bay?

Gas Bay is a reef break, a right-hander. Difficulty is rated 4/10.

Best Season

Peak: Mar-Oct

Secondary: Jan, Feb, Nov, Dec

Best autumn through spring. Summer swells smaller but still surfable. February is surprisingly consistent.

Getting There

Airport
PER
Drive time
190 min
Data quality
verified

Strike Log

Community Discussion