Beach
right
Level 4/10

Cas en Bas

Gros Islet, St Lucia
🌀Strong rips

Cas en Bas is St Lucia's main surf beach—a consistent beach break on the northeast coast that draws the island's small surf community. With the iconic Pitons visible in the distance, the setting is pure Caribbean magic.

10-Day Forecast
Today5
0
Poor
0.5m@6s
18km/h
Thu6
5
Poor
0.6m@6s
23km/h
Fri7
0
Poor
0.7m@6s
21km/h
Sat8
0
Poor
0.7m@6s
21km/h
Sun9
0
Poor
0.6m@6s
18km/h
Mon10
3
Poor
0.6m@6s
18km/h
Tue11
4
Poor
0.5m@6s
16km/h
Wed12
7
Poor
0.5m@6s
15km/h
Thu13
4
Poor
0.7m@6s
25km/h
Fri14
5
Poor
0.9m@6s
29km/h
Choppy 5+ days out, less certain

Today's Conditions

Find Flights
Best session: MorningAM 17 km/h · PM 18 km/h
Swell
0.5m
NE(49°)
Score: 3/25
Period
6s
Short period / windswell
Score: 2/25
Wind
18km/h
E(95°)
Score: 0/25
Weather
29°C
0.1mm36%
First light 5:18amSunrise 5:48amSunset 6:30pmLast light 7:00pm
Windswell0.2m@2sConfidence
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: 5:18am–7:00pm · risingIdeal tide: 0.2–2.5m
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
26°
29°
31°
30°
28°
27°
30°
30°
30°
28°
27°
29°
30°
29°
27°
26°
28°
30°
30°
27°
26°
28°
29°
29°
27°
26°
28°
30°
30°
28°
28°
29°
30°
30°
28°
26°
27°
28°
28°
27°
28°
29°
30°
30°
28°
28°
29°
30°
30°
29°
2m1.0
sec
5s
5s
6s
6s
6s
5s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
5s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
5s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
6s
7s
swell
windkm/h
15g32
18g42
20g48
18g45
18g42
21g41
23g53
24g57
23g55
23g52
19g39
18g43
21g51
23g53
22g45
18g38
22g49
22g51
22g52
19g49
16g33
17g40
20g52
18g50
17g42
17g33
18g41
20g47
18g48
17g43
15g33
15g36
17g40
17g43
14g43
16g34
16g36
14g39
13g40
14g35
23g48
25g56
26g59
26g61
25g61
27g58
28g62
29g66
29g68
30g67
tidem
1:50am0.2m
7:30am0.3m
12:30pm0.2m
7:00pm0.5m
3:10am0.1m
8:30am0.2m
7:50pm0.5m
5:00am0.1m
8:50pm0.5m
6:00am0.1m
9:50pm0.5m
7:00am0.0m
7:54am0.0m
3:30pm0.3m
8:30am0.0m
3:50pm0.3m
1:30am0.5m
9:06am0.0m
4:00pm0.3m
8:00pm0.2m
2:30am0.5m
9:50am0.0m
4:30pm0.3m
9:10pm0.2m
3:30am0.5m
10:15am0.1m
4:50pm0.4m
Ideal tideStrike windowNight

Tide times today

1:50 am
Low tide - 0.17m
7:30 am
High tide - 0.29m
12:30 pm
Low tide - 0.23m
7:00 pm
High tide - 0.47m
Times shown in spot-local time.

Strike Score Breakdown

0
Poor
Components
Swell Direction22/25
Swell Size3/25
Swell Period2/25
Wind0/25
Raw Score27/100
Adjustments
🤢 Wind History-11
🌊 Tide+5
💨 Gusty Wind-5
⚠️ Weak Component-10
📉 Undersized Swell-10
🚫 Undersized Capmax 44
Adjusted Score0/100
Confidence
Multiplier×1.00
Final Score0
🤢 Morning Sickness🌊 Optimal tide window

Plan Your Strike

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

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Swell Requirements

Optimal direction
NE (45°)
Direction range
20° - 80°
Size range
0.6m - 2m
Ideal size
1.6m
Height multiplier
0.97×
Ideal period
12s+

Wind Requirements

Optimal direction
W (270°)
Offshore range
240° - 300°

Tide Requirements

Optimal tide
all
Optimal range
0.2m - 2.5m

Water temp

27°C

Wetsuit

Boardshorts / Rashguard

Difficulty

4/10

Crowd level

3/10

Access: Northeast St Lucia. Island's surf hub.

Frequently Asked Questions

What tide is best at Cas en Bas?

Cas en Bas works best on a mid tide, ideally between 0.2m and 2.5m on the local tide chart. The tide chart above shows today’s strike window.

What wind direction is offshore at Cas en Bas?

Offshore wind at Cas en Bas blows from the W (270°). Anything in the 240° to 300° range grooms the faces; outside it, expect chop or bumpy conditions.

What swell size and direction work best at Cas en Bas?

Cas en Bas wants NE swell (20° to 80°) between 0.6m and 2m, with a period of 12s or more for quality waves.

When is the best time of year to surf Cas en Bas?

The main season at Cas en Bas is Nov, Dec, Jan, Feb, Mar. A secondary window runs Sep, Oct. St Lucia's main surf beach.

How do I get to Cas en Bas?

Fly into UVF, then allow about 60 minutes by road. Northeast St Lucia. Island's surf hub.

What kind of wave is Cas en Bas?

Cas en Bas is a beach break, a right-hander. Difficulty is rated 4/10.

Best Season

Peak: Nov, Dec, Jan, Feb, Mar

Secondary: Sep, Oct

St Lucia's main surf beach.

Getting There

Airport
UVF
Drive time
60 min
Data quality
verified

👨‍👩‍👧‍👦Family Travel

✈️Getting There
🔄One connection- Same-day arrival possible
🛫Direct from- JFK, MIA, ATL, LHR, YYZ
🛂Visa free- No visa needed for most passports
📞Book transfer- Arrange pickup in advance
🛡️Safety & Ease
Good infrastructure- Solid tourist infrastructure
🗣️English primary- English spoken everywhere
💧Safe tap water
🍴Mostly safe- Stick to restaurants
📶Good coverage- Coverage in populated areas
Safety notes:
👜 Petty theft
🏨Accommodation
💎Luxury tier- Four Seasons, Ritz-Carlton level
🏰Chains- Sandals, Jade Mountain, Sugar Beach
🎪Excellent kids clubs- Full programs, professional staff
🏨Many all-inclusive- Multiple resorts to choose from
Available:
🏰 Luxury resort🏨 Boutique hotel🏠 Vacation rental
🎡Kid Activities
🤿 Snorkeling🌴 Jungle hiking🏖️ Beach play🏊 Swimming pools

Strike Log

Community Discussion