"Sittin' on the dock of the bay"

Porth Dinllaen Beach Weather and Tides

A long sweeping sheltered sandy bay nestling behind the Carreg Ddu headland on the north coast of the LLeyn peninsula.

Nearest town: Nefyn

Local authority: Gwynedd Council

OS Grid Reference: SH305404

Local area map loading...
Larger map

Weather and Tides

Forecast for the next five days

17 January

Chance of rain 6%
Max temp. 6°C
(feels like 0°C)
Wind 8mph, gusting to 12mph.
Pressure 1007
Humidity 70%
UV Index
Air Quality

Low Tide 03:50 GMT

High Tide 09:18 GMT

Low Tide 16:10 GMT

High Tide 21:38 GMT

18 January

Chance of rain 16%
Max temp. 6°C
(feels like 1°C)
Wind 7mph, gusting to 11mph.
Pressure 1001
Humidity 71%
UV Index
Air Quality

Low Tide 04:21 GMT

High Tide 09:49 GMT

Low Tide 16:43 GMT

High Tide 22:09 GMT

19 January

Chance of rain 40%
Max temp. 6°C
(feels like 0°C)
Wind 7mph, gusting to 12mph.
Pressure 998
Humidity 71%
UV Index
Air Quality

Low Tide 04:53 GMT

High Tide 10:21 GMT

Low Tide 17:17 GMT

High Tide 22:41 GMT

20 January

Chance of rain 20%
Max temp. 7°C
(feels like 3°C)
Wind 5mph, gusting to 8mph.
Pressure 1009
Humidity 71%
UV Index
Air Quality

Low Tide 05:28 GMT

High Tide 10:55 GMT

Low Tide 17:53 GMT

High Tide 23:17 GMT

Important! Tide times are for the nearest measurement point and may not be accurate for this location. You should not rely on these times for anything other than a broad indication of when the tide will be at its highest or lowest.

In particular, these tide times are not suitable for navigational use. Accurate tide forecasts require complex calculations and detailed local information. If you intend to engage in any activity for which tidal information is important for safety reasons (including sailing, powerboating, diving, and surfing) then you should obtain professional data.

SeaBritain.co.uk is a Good Stuff website.