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Level 6/10

Cortes Bank

100mi off San Diego, USA
⚠️Shallow🪸Sharp reef

Cortes Bank is surfing's most remote big wave venue—an underwater mountain rising from the seafloor 100 miles off the San Diego coast. When massive Pacific storms generate huge W-NW swells, waves break on the shallow reef at heights that rival anything on Earth: 70-100 foot faces have been documented. Getting there requires a major boat expedition and perfect weather windows. The wave breaks maybe 3 days per year. Cortes Bank represents big wave surfing at its most logistically extreme and potentially largest scale.

Cortes Bank surf forecast

Model forecast for swell, wind and tide.

10-Day Forecast
Today15
0
Poor
2.4m@10s
13km/h
Wed16
0
Poor
1.7m@9s
13km/h
Thu17
0
Poor
1.4m@13s
19km/h
Fri18
0
Poor
1.2m@15s
28km/h
Sat19
0
Poor
1.6m@14s
32km/h
Sun20
0
Poor
1.7m@14s
35km/h
Mon21
0
Poor
1.4m@17s
35km/h
Tue22
0
Poor
1.8m@10s
11km/h
Wed23
0
Poor
2.0m@12s
8km/h
Thu24
0
Poor
1.8m@11s
18km/h
Choppy 5+ days out, less certain

Today's Conditions

Find Flights
Best session: MorningAM 10 km/h · PM 16 km/h · Low tide at 5am (0.6m)
Swell
2.4m
WNW(303°)
Score: 0/25
Period
10s
Medium period swell
Score: 1/25
Wind
13km/h
WNW(295°)
Score: 4/25
Weather
19°C
0.0mm100%
First light 5:10amSunrise 5:40amSunset 6:02pmLast light 6:32pm
Windswell0.2m@2sSecondary0.5mConfidence
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: 5:03–6:32pm · droppingIdeal tide: low
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
20°
19°
19°
20°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
19°
18°
19°
19°
19°
19°
19°
20°
20°
20°
20°
20°
20°
20°
20°
20°
3m1.5
sec
10s
10s
10s
10s
10s
9s
9s
9s
9s
9s
13s
13s
13s
13s
13s
15s
15s
15s
15s
15s
14s
14s
14s
14s
14s
14s
14s
14s
14s
14s
17s
17s
17s
17s
17s
10s
10s
10s
10s
10s
12s
12s
12s
12s
12s
11s
11s
11s
11s
11s
swell
windkm/h
12g12
9g9
11g11
17g17
15g15
17g17
12g12
14g14
15g15
11g11
14g13
12g14
16g18
24g25
27g28
27g28
26g29
26g30
29g32
31g36
31g36
31g35
30g32
33g36
34g39
33g37
32g35
34g35
38g36
39g38
35g32
35g28
35g28
35g30
35g31
16g16
9g14
8g14
13g16
12g17
5g5
8g5
10g8
10g15
6g14
14g16
13g19
15g23
24g28
24g27
tidem
12:22am1.1m
5:24am0.6m
12:00pm1.5m
7:16pm0.3m
1:30am0.9m
5:30am0.7m
12:32pm1.5m
8:34pm0.4m
4:22am0.8m
1:22pm1.4m
10:22pm0.3m
2:45pm1.3m
8:52am1.0m
4:25pm1.3m
12:33am0.2m
8:02am1.1m
11:56am0.9m
5:40pm1.4m
1:10am0.1m
8:05am1.1m
12:45pm0.8m
6:33pm1.5m
1:40am0.0m
8:16am1.2m
1:20pm0.7m
7:17pm1.6m
2:08am0.0m
8:31am1.3m
1:56pm0.5m
7:56pm1.6m
2:33am0.0m
8:49am1.4m
2:32pm0.4m
8:32pm1.6m
Ideal tide (from tide preference)Strike windowNight

Tide times today

12:22 am
High tide - 1.05m
5:24 am
Low tide - 0.58m
12:00 pm
High tide - 1.53m
7:16 pm
Low tide - 0.31m
Times shown in spot-local time.

Strike Score Breakdown

0
Poor
Components
Swell Direction12/25
Swell Size0/25
Swell Period1/25
Wind4/25
Raw Score17/100
Adjustments
🤢 Wind History-13
📉 Undersized Swell-12
🚫 Undersized Capmax 15
Adjusted Score0/100
Confidence
Multiplier×1.00
Final Score0
🤢 Morning Sickness

Plan Your Strike

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

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Swell Requirements

Optimal direction
W (281°)
Direction range
270° - 292°
Size range
18.3m - 22.9m
Ideal size
19.7m - 21.1m
Height multiplier
1.08×
Ideal period
20s+

Wind Requirements

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

Tide Requirements

Optimal tide
low

Difficulty

6/10

Crowd level

3/10

Access: Major boat expedition

Frequently Asked Questions

What tide is best at Cortes Bank?

The Cortes Bank profile favors low tide. Compare this preference with the forecast tide and local conditions before choosing a session.

What wind direction is offshore at Cortes Bank?

The Cortes Bank 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 Cortes Bank?

The Cortes Bank scoring profile favors swell from W (270° to 292°), a swell-height range of 18.3m to 22.9m, and a reference period of 20s. 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 Cortes Bank?

The main season at Cortes Bank is Nov, Dec, Jan, Feb, Mar. A secondary window runs Oct, Apr. ~3 days/year

How do I get to Cortes Bank?

The spot profile lists SAN as a nearby airport. A boat transfer is also required. The profile estimates $2000 USD; confirm the current price and departure point with an operator. Major boat expedition

What kind of wave is Cortes Bank?

Cortes Bank is a big wave break, a right-hander. Difficulty is rated 6/10.

Best Season

Peak: Nov, Dec, Jan, Feb, Mar

Secondary: Oct, Apr

~3 days/year

Getting There

Airport
SAN
Drive time
0 min
Boat required
$2000
Data quality
community

Plan a trip around Cortes Bank

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Strike Log

Community Discussion