Swanlake Bay (Beach) (Pembrokeshire) weather

Here are our top tips to keep you, your friends and family safe at the beach with links to Royal National Lifeboat Institution (RNLI) and Met Office advice.



Forecast days

Light rain changing to partly cloudy by nighttime.
Beach safety today
Very large, powerful waves and strong wind
  • • very high likelihood of injury in or near the sea

Tide: Next low tide (2.1m) at

Sunrise iconSunrise:
Sunset iconSunset:
- UV
L Pollution
No pollen data.

    7 day forecast for Swanlake Bay (Beach)

    Today (18 December 2025)
    Time
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Light rain Light rain Light rain Light rain Light rain Light rain Heavy rain Light shower night Light shower night Clear night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    ≥95%
    ≥95%
    90%
    70%
    60%
    90%
    ≥95%
    50%
    60%
    40%
    20%
    30%
    30%
    Temperature
    10°
    10°
    10°
    10°
    11°
    11°
    11°
    Feels like temperature (°C)
    Wind direction and speed
    SSE
    20
    SSE
    17
    SSE
    16
    S
    16
    S
    18
    SSW
    21
    SW
    24
    W
    24
    W
    23
    W
    21
    W
    21
    WSW
    21
    WSW
    24
    Wind gust (mph)
    27
    22
    22
    24
    30
    36
    42
    38
    38
    38
    37
    37
    40
    Visibility
    M
    M
    M
    G
    E
    E
    G
    E
    E
    E
    E
    E
    E
    Humidity
    90%
    91%
    91%
    91%
    88%
    86%
    87%
    83%
    76%
    72%
    66%
    65%
    65%
    UV 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed
    18
    19
    20
    20
    19
    20
    21
    21
    20
    19
    19
    19
    20
    Height of waves offshore (m)
    1.8
    1.8
    2.0
    2.3
    2.6
    2.5
    2.4
    2.4
    2.4
    2.3
    2.1
    2.0
    2.0
    Period of waves offshore (s)
    19
    19
    18
    18
    18
    18
    18
    18
    18
    18
    18
    18
    17
    Direction of waves offshore
    Friday (19 December 2025)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Light shower night Light shower night Light shower night Light shower night Light shower night Light shower day Light shower day Sunny intervals Sunny intervals Sunny intervals Sunny intervals Light shower day Light shower day Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Light shower night Partly cloudy night Partly cloudy night
    Chance of precipitation
    30%
    40%
    30%
    50%
    60%
    60%
    60%
    70%
    70%
    60%
    50%
    50%
    50%
    50%
    60%
    50%
    40%
    50%
    50%
    50%
    50%
    50%
    40%
    30%
    Temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    11°
    11°
    11°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WSW
    25
    WSW
    26
    WSW
    27
    WSW
    28
    WSW
    29
    WSW
    28
    WSW
    27
    WSW
    25
    WSW
    23
    WSW
    21
    WSW
    20
    WSW
    20
    WSW
    19
    WSW
    18
    WSW
    18
    WSW
    18
    SW
    18
    SW
    18
    SW
    19
    SW
    19
    SW
    20
    SSW
    20
    SSW
    20
    SSW
    21
    Wind gust (mph)
    42
    45
    44
    45
    45
    43
    42
    40
    38
    36
    34
    32
    31
    30
    30
    29
    28
    29
    29
    29
    30
    31
    32
    32
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    65%
    66%
    70%
    71%
    72%
    73%
    74%
    74%
    75%
    74%
    74%
    74%
    75%
    74%
    74%
    73%
    72%
    71%
    71%
    72%
    73%
    73%
    74%
    73%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    21
    21
    21
    22
    21
    20
    20
    20
    20
    20
    19
    20
    20
    21
    21
    21
    22
    22
    22
    23
    23
    24
    25
    26
    Height of waves offshore (m)
    2.0
    3.3
    3.4
    3.4
    3.3
    3.2
    3.1
    3.1
    3.0
    2.9
    2.8
    2.7
    2.7
    2.6
    2.6
    2.5
    2.5
    2.4
    2.4
    2.3
    2.3
    2.2
    2.2
    2.2
    Period of waves offshore (s)
    17
    9
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    15
    15
    15
    15
    15
    15
    15
    15
    15
    15
    15
    14
    Direction of waves offshore
    Saturday (20 December 2025)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Overcast Overcast Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Heavy rain Light rain Heavy rain Light shower night Light shower night Light shower night
    Chance of precipitation
    30%
    40%
    40%
    40%
    20%
    20%
    20%
    20%
    40%
    50%
    60%
    70%
    70%
    70%
    70%
    60%
    70%
    70%
    70%
    80%
    70%
    60%
    60%
    60%
    Temperature (°C)
    10°
    10°
    10°
    10°
    11°
    11°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SSW
    23
    S
    24
    S
    25
    S
    26
    S
    27
    S
    28
    SSE
    29
    SSE
    29
    SSE
    30
    SSE
    30
    SSE
    29
    SSE
    27
    S
    25
    S
    24
    S
    23
    S
    22
    S
    21
    S
    19
    S
    17
    S
    17
    S
    16
    S
    15
    SSE
    14
    SSE
    13
    Wind gust (mph)
    33
    34
    33
    35
    36
    38
    40
    41
    41
    42
    37
    37
    29
    28
    26
    23
    21
    21
    20
    20
    19
    18
    16
    17
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    74%
    75%
    76%
    76%
    75%
    76%
    75%
    76%
    76%
    78%
    79%
    79%
    81%
    81%
    79%
    78%
    78%
    79%
    79%
    79%
    80%
    80%
    81%
    81%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    27
    28
    29
    30
    31
    31
    31
    29
    26
    24
    23
    21
    20
    19
    17
    14
    12
    11
    10
    9
    9
    10
    10
    11
    Height of waves offshore (m)
    2.2
    2.3
    2.3
    2.4
    2.4
    2.5
    2.6
    2.6
    2.7
    2.8
    2.9
    3.0
    3.1
    3.2
    3.3
    3.3
    3.3
    3.0
    2.7
    2.6
    2.4
    2.3
    2.2
    2.2
    Period of waves offshore (s)
    14
    14
    14
    8
    8
    8
    9
    9
    9
    9
    9
    10
    10
    11
    11
    11
    11
    11
    11
    11
    11
    12
    12
    12
    Direction of waves offshore
    Sunday (21 December 2025)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Partly cloudy night Partly cloudy night Cloudy Cloudy Light shower night Light shower night Light shower night Light shower night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    40%
    40%
    40%
    50%
    50%
    60%
    50%
    50%
    40%
    40%
    40%
    40%
    40%
    40%
    30%
    30%
    40%
    30%
    30%
    40%
    30%
    30%
    30%
    30%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SE
    12
    SSE
    13
    E
    13
    E
    13
    SE
    13
    ESE
    14
    ESE
    14
    E
    14
    E
    14
    ESE
    14
    ESE
    14
    ESE
    14
    E
    15
    E
    16
    ESE
    16
    E
    15
    E
    14
    E
    14
    E
    14
    E
    14
    ENE
    14
    ENE
    14
    ENE
    13
    ENE
    13
    Wind gust (mph)
    14
    14
    14
    16
    16
    16
    16
    16
    15
    15
    15
    16
    16
    17
    18
    17
    16
    16
    15
    16
    15
    15
    14
    15
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    81%
    80%
    77%
    78%
    82%
    82%
    85%
    86%
    83%
    83%
    81%
    79%
    80%
    79%
    79%
    79%
    78%
    80%
    82%
    80%
    81%
    83%
    84%
    84%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    11
    11
    11
    12
    12
    13
    13
    14
    14
    15
    15
    16
    17
    17
    17
    17
    16
    16
    16
    15
    15
    15
    15
    14
    Height of waves offshore (m)
    2.1
    2.1
    2.1
    2.0
    2.0
    2.0
    2.0
    2.0
    2.0
    2.0
    1.9
    1.9
    1.9
    1.8
    1.8
    1.8
    1.7
    1.7
    1.6
    1.6
    1.5
    1.5
    1.4
    1.4
    Period of waves offshore (s)
    12
    12
    12
    12
    12
    12
    12
    13
    14
    15
    15
    15
    15
    15
    15
    15
    15
    15
    15
    15
    14
    14
    14
    14
    Direction of waves offshore
    Monday (22 December 2025)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Overcast Overcast Light rain Light rain Light shower night Cloudy Cloudy Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    40%
    50%
    50%
    50%
    50%
    50%
    40%
    30%
    30%
    30%
    30%
    30%
    20%
    30%
    20%
    20%
    20%
    10%
    20%
    10%
    10%
    20%
    10%
    10%
    Temperature (°C)
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    ENE
    13
    ENE
    13
    ENE
    13
    ENE
    13
    ENE
    14
    ENE
    13
    E
    13
    E
    13
    E
    13
    E
    13
    ENE
    13
    ESE
    14
    SE
    14
    ESE
    15
    SE
    15
    ESE
    15
    ESE
    15
    ESE
    15
    ESE
    16
    ESE
    16
    ESE
    15
    E
    15
    ESE
    15
    E
    14
    Wind gust (mph)
    15
    15
    14
    14
    14
    15
    13
    13
    13
    14
    14
    15
    16
    16
    16
    17
    17
    17
    17
    17
    16
    17
    15
    15
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    85%
    84%
    84%
    85%
    85%
    85%
    85%
    83%
    83%
    83%
    81%
    80%
    79%
    79%
    81%
    81%
    81%
    82%
    81%
    82%
    82%
    83%
    84%
    84%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    14
    Height of waves offshore (m)
    1.4
    Period of waves offshore (s)
    14
    Direction of waves offshore
    Tuesday (23 December 2025)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Overcast Overcast
    Chance of precipitation
    10%
    20%
    10%
    20%
    10%
    10%
    10%
    10%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    E
    14
    E
    14
    ENE
    14
    ENE
    14
    ENE
    15
    ENE
    16
    ENE
    16
    ENE
    16
    Wind gust (mph)
    17
    18
    17
    18
    19
    17
    18
    19
    Visibility (description)
    VG
    VG
    G
    G
    G
    VG
    G
    G
    Humidity
    84%
    86%
    88%
    87%
    86%
    85%
    84%
    85%
    UV - - - 1 1 1 - -
    Wind direction and speed (mph)
    Height of waves offshore (m)
    Period of waves offshore (s)
    Direction of waves offshore
    Wednesday (24 December 2025)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
    Chance of precipitation
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    ENE
    16
    ENE
    16
    ENE
    16
    ENE
    16
    ENE
    17
    ENE
    17
    ENE
    17
    ENE
    16
    Wind gust (mph)
    21
    22
    23
    22
    23
    23
    24
    24
    Visibility (description)
    G
    G
    G
    G
    G
    VG
    G
    VG
    Humidity
    85%
    85%
    84%
    83%
    82%
    79%
    79%
    79%
    UV - - - 1 1 1 - -
    Wind direction and speed (mph)
    Height of waves offshore (m)
    Period of waves offshore (s)
    Direction of waves offshore

    Tide times

    Thursday 18 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 18 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 18 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 18 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 19 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 19 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 19 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 19 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 20 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 20 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 20 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 20 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 21 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 21 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 21 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 21 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 22 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 22 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 22 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 22 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 23 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 23 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 23 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 23 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 24 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 24 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 24 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 24 December

    Tide times and heights are from Stackpole Quay tidal station which is 3.8 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

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    WARNING
    Flood warnings icon
    Flood warnings in force for Wales
    Flood warnings in force for Wales

    Wales weather forecast

    Headline:

    Further spells of wet and windy weather to come.

    Today:

    The morning should start dry, but cloud will soon thicken with increasingly wet and windy weather sweeping across the country. The rain will become heavy, but it should turn more showery later. Winds remaining brisk. A mild day though. Maximum temperature 12 °C.

    Tonight:

    The evening will begin cloudy with blustery showers. Occasional showers will continue to feed in on brisk southwesterly winds overnight, although some clear spells will develop at times. Staying frost-free. Minimum temperature 6 °C.

    Friday:

    Friday will bring a mix of sunshine and scattered showers. The showers should begin to die out later in the day. Feeling cool due to the breezy conditions. Maximum temperature 11 °C.

    Outlook for Saturday to Monday:

    After a mostly fine start, wet and windy weather will move eastwards across the country on Saturday. Sunday and Monday look cloudy with further patchy rain. The wind easing though.

    Updated:

    UK long range weather forecast

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