ScubaForecast

Gannets Bay scuba diving weather

Boat dive · Lundy, Devon · Show on map

Now · 15:00Excellent

94out of 100

Excellent conditions. Steady until sunset.

Waves
0.6 m
Wind
12 kn from S
gusts 19 · offshore
Water
14 °C
same down to ~25 m
Suit
7 mm + hood
to ~25 m

Tide High ~20:27 · Low ~02:36 · Bigger tides · approximate

Hour by hour today

Tap an hour to see it above

TimeScoreWavesWind (gusts)CurrentSwellTideLimited by
940.6 m12 (19 kn) ↓0.5 kn0.1 m · 7 s ↓↑ risingwind
950.6 m12 (18 kn) ↓1.0 kn0.2 m · 5 s ↓↑ risingwind
890.6 m12 (18 kn) ↓1.2 kn0.2 m · 5 s ↓↑ risingcurrent
900.6 m11 (16 kn) ↓1.2 kn0.2 m · 4 s ↓↑ risingcurrent
950.6 m12 (18 kn) ↓1.0 kn0.2 m · 5 s ↓↑ risingwind
950.6 m12 (18 kn) ↓0.5 kn0.2 m · 6 s ↓High ~20:27wind
940.6 m12 (19 kn) ↓0.5 kn0.2 m · 6 s ↓↓ fallingwind

Waves and swell are adjusted for this site's shelter from the coastline. Arrows point where the wind and swell go. Night hours are shaded. Tide times come from an ocean model: usually within about half an hour, more in complex waters. Check official tide tables.

Water at depth

14 °C down to about 25 m. The model's water ends there; nothing is known below.

Suit: 7 mm with hood, or drysuit down to ~25 m.

Model estimate (Copernicus Marine), updated Sat 14 Nov. High confidence.

Temperature profile and next daysEstimated water temperature from the surface down to 60 metres today. Surface 14.2 °C, warm layer to about 25 metres.0 m10 m20 m30 m40 m50 m60 m14°16°0.5 m: 14.2 °C1.5 m: 14.2 °C2.6 m: 14.2 °C3.8 m: 14.2 °C5.1 m: 14.2 °C6.4 m: 14.2 °C7.9 m: 14.2 °C9.6 m: 14.2 °C11.4 m: 14.2 °C13.5 m: 14.2 °C15.8 m: 14.2 °C18.5 m: 14.2 °C21.6 m: 14.2 °C25.2 m: 14.2 °C
DaySurfaceWarm to
Sat 14 Nov14.2 °C~25 m
Sun 15 Nov14.1 °C~25 m
Mon 16 Nov13.9 °C~25 m
Tue 17 Nov13.9 °C~25 m
Wed 18 Nov13.8 °C~25 m
Thu 19 Nov13.8 °C~25 m
Fri 20 Nov13.7 °C~25 m
Sat 21 Nov13.7 °C~25 m
Sun 22 Nov13.6 °C~25 m
Mon 23 Nov13.4 °C~25 m

~9 km model grid; nearest model water 4.4 km away, so channels and bays may differ. Daily averages; the thermocline can move several metres day to day.

Conditions at Gannets Bay

Gannets Bay is open to the sea from the NNW–SSE, so waves build there when the wind blows from those directions.

Over the next 7 days it's good or better on Sat, Sun and Mon and a no-go on Wed (surge). Thu and Fri are only a trend so far.

The water is 14 °C at the surface and stays warm past 25 m, so a 7 mm with hood, or drysuit suits most dives.

Shelter

Open water in each direction from the site. Longer petals mean more open sea, so more exposure to wind waves and swell from that direction.N: 59.3 km of open waterNNE: 59.3 km of open waterNE: 57.5 km of open waterENE: 77.5 km of open waterE: 32.2 km of open waterESE: 33.9 km of open waterSE: 32.3 km of open waterSSE: 24.1 km of open waterS: 1.0 km of open waterSSW: 0.5 km of open waterSW: 0.4 km of open waterWSW: 0.5 km of open waterW: 0.5 km of open waterWNW: 0.5 km of open waterNW: 0.7 km of open waterNNW: 48.4 km of open waterNESW

Open to NNW–SSE. Waves and swell from there reach the site.

Sheltered from S–NW: land blocks the waves.

Computed from the OpenStreetMap coastline. Wind itself is not reduced by shelter.

Location

Open Gannets Bay on the map51.1955, -4.6650

About this forecast

Updated Sat 14 Nov, 15:30 · weather run 06Z 14 Nov · waves run 00Z 14 Nov

Waves are adjusted for this site's shelter from the coastline.

Tides come from a coarse ocean model. The range, and whether tides are bigger or smaller this week, are about right. Times are usually within about half an hour, but complex tides (the Solent, Portland, narrow straits) are poor. Slack water isn't in the score yet: plan with official tide tables and local advice.

Water temperature in Devon

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