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.

10-Day Forecast
Thu6
13
Poor
1.1m@9s
25km/h
Today7
0
Poor
0.6m@7s
30km/h
Sat8
0
Poor
0.9m@7s
34km/h
Sun9
0
Poor
1.0m@7s
26km/h
Mon10
0
Poor
1.1m@7s
27km/h
Tue11
0
Poor
1.0m@8s
27km/h
Wed12
0
Poor
1.1m@7s
30km/h
Thu13
0
Poor
1.0m@7s
28km/h
Fri14
0
Poor
0.9m@7s
26km/h
Sat15
0
Poor
1.1m@7s
28km/h
Choppy 5+ days out, less certain

Today's Conditions

Find Flights
Best session: AfternoonAM 28 km/h · PM 24 km/h · High tide at 5pm (0.5m)
Swell
1.1m
E(90°)
Score: 11/25
Period
9s
Short period / windswell
Score: 8/25
Wind
25km/h
ENE(64°)
Score: 0/25
Weather
28°C
0.0mm82%
First light 4:49amSunrise 5:19amSunset 5:56pmLast light 6:26pm
Windswell0.6m@3sSecondary0.1mConfidence
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: 2:06–6:26pm · through highIdeal 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
28°
28°
28°
28°
28°
28°
27°
28°
28°
28°
27°
28°
28°
28°
29°
28°
28°
28°
28°
28°
27°
27°
27°
27°
28°
26°
27°
28°
29°
28°
28°
28°
28°
28°
28°
28°
28°
28°
28°
29°
28°
28°
28°
29°
29°
27°
28°
29°
28°
27°
2m1.0
sec
9s
9s
9s
9s
9s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
8s
8s
8s
8s
8s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
7s
swell
windkm/h
31g41
25g34
22g31
22g30
25g32
29g38
35g44
32g40
30g39
29g39
32g41
36g50
34g45
32g43
33g42
31g41
28g37
27g35
22g31
27g34
38g50
17g58
27g37
28g36
32g41
32g44
23g43
25g35
28g36
30g38
31g41
31g43
28g40
29g39
27g40
29g39
28g38
27g37
28g38
29g39
31g43
27g44
23g43
24g38
25g34
24g48
26g46
29g43
29g44
29g46
tidem
4:30am0.2m
9:50am0.1m
5:00pm0.5m
12:50am0.0m
5:15am0.1m
10:10am0.1m
5:45pm0.5m
1:30am0.0m
6:00am0.1m
11:00am0.1m
6:42pm0.5m
2:30am0.0m
6:30am0.1m
11:30am0.1m
7:15pm0.5m
3:30am0.0m
10:00am0.1m
8:30pm0.5m
4:30am0.0m
10:30am0.1m
9:45pm0.5m
5:30am0.1m
11:30am0.2m
6:30am0.1m
12:50pm0.3m
4:30pm0.2m
7:15am0.1m
1:50pm0.3m
7:30pm0.2m
1:00am0.4m
8:00am0.1m
2:30pm0.3m
Ideal tideStrike windowDanger tideNight

Tide times today

4:30 am
High tide - 0.19m
9:50 am
Low tide - 0.07m
5:00 pm
High tide - 0.48m
Times shown in spot-local time.

Strike Score Breakdown

13
Poor
Components
Swell Direction25/25
Swell Size11/25
Swell Period8/25
Wind0/25
Raw Score44/100
Adjustments
🤢 Wind History-21
🌊💨 Windswell-3
🌊 Tide+3
⚠️ Weak Component-10
Adjusted Score13/100
Confidence
Multiplier×1.00
Final Score13
🤢 Morning Sickness🌊 Mostly in the tide window

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
2.0m
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?

Big Corn Island works best on a mid to high tide, ideally between 0.3m and 1.5m on the local tide chart. The tide chart above shows today’s strike window. Below 0.2m it gets dangerously shallow.

What wind direction is offshore at Big Corn Island?

Offshore wind at Big Corn Island blows from the W (270°). Anything in the 225° to 315° range grooms the faces; outside it, expect chop or bumpy conditions.

What swell size and direction work best at Big Corn Island?

Big Corn Island wants E swell (45° to 135°) between 0.8m and 2.5m, with a period of 12s or more for quality waves.

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?

Fly into RNI, then allow about 0 minutes by road. 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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