Slab

left

Level 10/10

Gills Bay Slab

Caithness, UK

🪸Sharp reef🪨Rocks😮‍💨Hold-downs⚠️Shallow🌀Strong rips🏝️Remote

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Gills Bay Slab is one of Europe's heaviest waves--a monstrous left-hand slab that only comes alive during the most violent winter storms.

10-Day Forecast

Today9

Poor

0.5mSE@9s

26km/h

0.5m@9s

26km/h

Mon10

Poor

0.3mNW@10s

25km/h

0.3m@10s

25km/h

Tue11

Poor

0.3mNE@8s

28km/h

0.3m@8s

28km/h

Wed12

Poor

0.8mSE@3s

23km/h

0.8m@3s

23km/h

Thu13

Poor

0.7mSE@6s

18km/h

0.7m@6s

18km/h

Fri14

Poor

0.4mSE@6s

28km/h

0.4m@6s

28km/h

Sat15

Poor

0.3mSE@6s

21km/h

0.3m@6s

21km/h

Sun16

Poor

0.3mNNW@6s

9km/h

0.3m@6s

9km/h

Mon17

Poor

0.3mENE@7s

7km/h

0.3m@7s

7km/h

Tue18

Poor

0.4mWSW@8s

12km/h

0.4m@8s

12km/h

Choppy 5+ days out, less certain

View 2-year historical scores →

Today's Conditions

Find Flights

Best session: MorningAM 18 km/h · PM 29 km/h · High tide at 7am (3.2m)

Swell

0.5m

SE(145°)

Score: 0/25

Period

Short period / windswell

Score: 2/25

Wind

26km/h

W(263°)

Score: 2/25

Weather

14°C

0.0mm67%

First light 4:50amSunrise 5:20amSunset 9:15pmLast light 9:45pm

Windswell0.4m@3sSecondary0.2mConfidence

100%

Location & Conditions

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Swell

Wind

Showing forecast for today

Hourly Forecast, Tide & Strike Windows

Strike window: 4:50am–9:45pm · through highIdeal tide: mid to high

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

12°

14°

15°

16°

14°

11°

12°

11°

13°

11°

12°

13°

14°

15°

16°

15°

16°

14°

13°

14°

15°

14°

12°

13°

14°

13°

11°

12°

15°

14°

11°

12°

13°

2m1.0

sec

11s

10s

swell

windkm/h

15g26

22g40

28g52

30g55

28g51

16g29

31g55

25g45

19g34

21g39

9g13

22g27

32g40

35g44

37g47

21g25

25g29

26g31

21g25

19g23

16g19

20g24

16g19

17g20

25g31

25g30

27g34

29g36

33g41

30g37

25g32

19g33

17g39

18g35

12g25

8g23

7g24

9g23

9g22

6g12

6g13

7g19

8g22

9g25

8g15

10g18

13g26

14g28

14g27

tidem

7:03am3.2m

12:28pm1.6m

7:33pm3.3m

1:07am1.2m

8:12am3.2m

1:33pm1.1m

8:30pm3.4m

2:07am0.7m

9:10am3.3m

2:26pm0.9m

9:12pm3.6m

2:59am0.4m

9:55am3.5m

3:13pm0.8m

9:47pm3.9m

3:48am0.2m

10:35am3.6m

4:00pm0.6m

10:23pm3.9m

4:33am0.0m

11:07am3.5m

4:43pm0.5m

5:15am0.0m

11:40am3.5m

5:26pm0.6m

5:58am0.2m

12:08pm3.4m

6:07pm0.7m

6:40am0.5m

12:35pm3.3m

6:50pm0.9m

Ideal tide (from tide preference)Strike windowNight

Tide times today

7:03 am

High tide - 3.24m

12:28 pm

Low tide - 1.55m

7:33 pm

High tide - 3.34m

Times shown in spot-local time.

Strike Score Breakdown

Poor

Components

Swell Direction0/25

Swell Size0/25

Swell Period2/25

Wind2/25

Raw Score4/100

Adjustments

🌊💨 Windswell-5

💨 Gusty Wind-5

⚠️ Weak Component-15

📉 Undersized Swell-11

⚖️ Penalty Stack Cap+11

🚫 Undersized Capmax 15

Adjusted Score0/100

Confidence

Multiplier×1.00

Final Score0

🌊💨 Windswell

Plan Your Strike

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

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Location & Conditions

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Swell

Wind

Showing forecast for today

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Spot Details

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Swell Requirements

Optimal direction: NNE (15°)
Direction range: 340° - 60°
Size range: 2.5m - 5m
Ideal size: 4.3m
Height multiplier: 1.08×
Ideal period: 16s+

Wind Requirements

Optimal direction: SW (225°)
Offshore range: 190° - 260°

Tide Requirements

Optimal tide: mid to high

Water temp

9°C

Wetsuit

6/5mm + boots, gloves, hood

Difficulty

10/10

Crowd level

1/10

Frequently Asked Questions

What tide is best at Gills Bay Slab?

Gills Bay Slab works best on a mid to high tide. The tide chart above shows today’s strike window.

What wind direction is offshore at Gills Bay Slab?

Offshore wind at Gills Bay Slab blows from the SW (225°). Anything in the 190° to 260° range grooms the faces; outside it, expect chop or bumpy conditions.