Reef
both
Level 5/10

Big Corn Island

Corn Islands, Nicaragua
🪸Sharp reef⚠️Shallow🏝️Remote

Big Corn Island is Nicaragua's Caribbean surf frontier—a remote island 70km offshore where coral reef breaks come alive during the rainy season and tropical storm activity. The east coast faces the open Caribbean and needs east to northeast swell (45°-135°) to produce surfable waves, which occurs during sustained trade wind periods, tropical storms, or winter cold fronts pushing NE swell. While not as consistent as the Pacific coast, the reward is empty tropical perfection: crystal-clear water, uncrowded lineups, and the adventure of surfing Nicaragua's forgotten coast. Serious surf exploration.

Big Corn Island surf forecast

Model forecast for swell, wind and tide.

10-Day Forecast
Today21
30
Poor
0.5m@8s
8km/h
Tue22
15
Poor
0.3m@7s
9km/h
Wed23
15
Poor
0.3m@7s
9km/h
Thu24
6
Poor
0.4m@8s
14km/h
Fri25
18
Poor
0.6m@8s
13km/h
Sat26
13
Poor
0.4m@7s
12km/h
Sun27
23
Poor
0.4m@7s
7km/h
Mon28
17
Poor
0.4m@6s
10km/h
Tue29
22
Poor
0.5m@7s
10km/h
Wed30
15
Poor
0.5m@6s
9km/h
5+ days out, less certain

Today's Conditions

Find Flights
Best session: AfternoonAM 11 km/h · PM 4 km/h · High tide at 5pm (0.3m)
Swell
0.5m
E(86°)
Score: 2/25
Period
8s
Short period / windswell
Score: 6/25
Wind
8km/h
NNW(330°)
Score: 18/25
Weather
27°C
0.4mm94%
First light 4:51amSunrise 5:21amSunset 5:28pmLast light 5:58pm
Confidence
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: 4:30–5:58pm · risingIdeal tide: 0.3–1.5m
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
27°
27°
27°
27°
28°
27°
28°
28°
28°
28°
28°
28°
28°
28°
29°
27°
27°
27°
28°
29°
27°
27°
28°
28°
28°
28°
27°
27°
27°
29°
27°
27°
27°
28°
28°
27°
27°
27°
28°
28°
27°
27°
27°
28°
29°
29°
28°
28°
28°
28°
2m1.0
sec
8s
8s
8s
8s
8s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
8s
8s
8s
8s
8s
8s
8s
8s
8s
8s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
6s
6s
6s
6s
6s
7s
7s
7s
7s
7s
6s
6s
6s
6s
6s
swell
windkm/h
10g15
11g18
6g16
7g19
2g9
7g12
6g11
13g9
9g13
7g12
10g13
8g13
10g13
7g12
10g15
16g22
15g30
10g21
10g19
18g25
17g30
17g32
11g27
10g23
12g18
16g28
19g28
7g23
6g12
10g20
11g29
8g21
4g13
4g14
8g18
14g22
9g24
5g26
9g24
14g23
13g20
8g19
7g19
10g19
13g19
11g19
4g19
7g18
10g18
13g18
tidem
1:10am0.0m
7:00am0.1m
10:30am0.1m
5:30pm0.3m
1:45am0.0m
7:30am0.1m
12:00pm0.1m
6:30pm0.3m
2:30am0.1m
10:30am0.2m
6:30pm0.3m
3:00am0.1m
10:30am0.2m
2:30pm0.2m
7:30pm0.3m
3:50am0.1m
11:30am0.3m
4:00pm0.2m
8:30pm0.2m
4:00am0.2m
11:30am0.3m
6:30pm0.2m
4:30am0.2m
12:30pm0.3m
7:30pm0.1m
2:00am0.2m
5:30am0.2m
12:50pm0.4m
Ideal tideStrike windowDanger tideNight

Tide times today

1:10 am
Low tide - 0.00m
7:00 am
High tide - 0.13m
10:30 am
Low tide - 0.08m
5:30 pm
High tide - 0.33m
Times shown in spot-local time.

Strike Score Breakdown

30
Poor
Components
Swell Direction22/25
Swell Size2/25
Swell Period6/25
Wind18/25
Raw Score48/100
Adjustments
Wind History-1
🌊 Tide-4
📉 Undersized Swell-9
🚫 Undersized Capmax 30
Adjusted Score34/100
Confidence
Multiplier×1.00
Final Score30
🌊 Touches shallow danger zone

Plan Your Strike

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

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Swell Requirements

Optimal direction
E (90°)
Direction range
45° - 135°
Size range
0.8m - 2.5m
Ideal size
1.6m - 2.1m
Height multiplier
1.00×
Ideal period
12s+

Wind Requirements

Optimal direction
W (270°)
Offshore range
225° - 315°

Tide Requirements

Optimal tide
mid to high
Optimal range
0.3m - 1.5m
Danger below
0.2m

Water temp

28°C

Wetsuit

Boardshorts / Rashguard

Difficulty

5/10

Crowd level

1/10

Access: Fly to Corn Island Airport (RNI) from Managua. East coast reef breaks.

Frequently Asked Questions

What tide is best at Big Corn Island?

The Big Corn Island profile favors mid to high tide, ideally between 0.3m and 1.5m on the local tide chart. Compare this preference with the forecast tide and local conditions before choosing a session. The profile flags a low-tide hazard below 0.2m.

What wind direction is offshore at Big Corn Island?

The Big Corn Island profile uses wind from W (270°) as its preferred direction, with an offshore range of 225° to 315°. 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 Big Corn Island?

The Big Corn Island scoring profile favors swell from E (45° to 135°), a swell-height range of 0.8m to 2.5m, and a reference period of 12s. 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 Big Corn Island?

The main season at Big Corn Island is May-Oct. A secondary window runs Nov, Dec, Jan, Feb. Rainy season (May-Oct) brings best waves. NE winter swells secondary. Needs E-ENE Caribbean swell or tropical storm activity.

How do I get to Big Corn Island?

The spot profile lists RNI as a nearby airport. Fly to Corn Island Airport (RNI) from Managua. East coast reef breaks.

What kind of wave is Big Corn Island?

Big Corn Island is a reef break, a peak with lefts and rights. Difficulty is rated 5/10.

Best Season

Peak: May-Oct

Secondary: Nov, Dec, Jan, Feb

Rainy season (May-Oct) brings best waves. NE winter swells secondary. Needs E-ENE Caribbean swell or tropical storm activity.

Getting There

Airport
RNI
Drive time
0 min
Data quality
community

🤙 Strike Specialist

The Strike Specialist in Nicaragua is Sea Nicaragua Travel. Get in touch with them for the best chance of scoring the best waves in Nicaragua — and don't forget to tell 'em Barrel D sent ya.

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