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Porthselau (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 overcast by lunchtime.
Beach safety today
Large, powerful waves and strong wind
  • • only experts should take part in water activities

Tide: Next high tide (3.7m) at

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

    6 day forecast for Porthselau (Beach)

    Tomorrow (17 September 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 Light rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Light rain Light rain Light rain Light rain Light rain Overcast Overcast Overcast Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Overcast
    Chance of precipitation
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    90%
    80%
    70%
    50%
    30%
    40%
    40%
    30%
    30%
    30%
    30%
    40%
    30%
    20%
    20%
    30%
    Temperature
    14°
    15°
    15°
    15°
    16°
    16°
    16°
    16°
    17°
    17°
    17°
    17°
    18°
    17°
    17°
    17°
    17°
    17°
    16°
    16°
    16°
    16°
    16°
    16°
    Feels like temperature (°C)
    11°
    11°
    11°
    10°
    11°
    11°
    11°
    12°
    12°
    13°
    13°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    Wind direction and speed
    S
    18
    S
    22
    S
    26
    S
    28
    S
    29
    SSW
    29
    SW
    29
    SW
    28
    SW
    27
    SW
    25
    SW
    22
    SW
    21
    SW
    20
    SW
    19
    SW
    18
    SW
    17
    SW
    17
    SW
    16
    SW
    16
    SW
    15
    SW
    14
    SW
    14
    SW
    14
    SW
    14
    Wind gust (mph)
    35
    40
    45
    47
    47
    46
    45
    43
    41
    38
    36
    34
    30
    30
    28
    27
    27
    26
    25
    25
    25
    25
    24
    23
    Visibility
    M
    M
    P
    P
    P
    M
    M
    M
    M
    M
    M
    M
    G
    VG
    VG
    VG
    VG
    VG
    G
    VG
    VG
    VG
    VG
    VG
    Humidity
    92%
    93%
    93%
    93%
    93%
    94%
    96%
    97%
    97%
    97%
    97%
    97%
    95%
    93%
    91%
    88%
    87%
    90%
    91%
    91%
    90%
    92%
    93%
    92%
    UV - - - - - - - 1 1 1 2 2 3 3 3 2 1 1 1 1 - - - -
    Wind direction and speed
    18
    22
    26
    28
    29
    29
    29
    28
    27
    25
    22
    21
    20
    19
    18
    17
    17
    16
    16
    15
    14
    14
    14
    14
    Height of waves offshore (m)
    1.5
    1.6
    1.6
    1.7
    1.9
    2.2
    2.5
    2.9
    3.2
    3.4
    3.4
    3.3
    3.2
    3.0
    2.8
    2.6
    2.6
    2.6
    2.6
    2.6
    2.6
    2.5
    2.5
    2.4
    Period of waves offshore (s)
    11
    6
    6
    7
    7
    7
    8
    8
    9
    9
    9
    9
    10
    10
    10
    10
    10
    10
    10
    10
    11
    11
    11
    11
    Direction of waves offshore
    Thursday (18 September 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 Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
    Chance of precipitation
    40%
    50%
    50%
    50%
    30%
    20%
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    Temperature (°C)
    16°
    16°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    17°
    17°
    17°
    Feels like temperature (°C)
    14°
    14°
    14°
    14°
    13°
    13°
    13°
    13°
    13°
    13°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    13°
    Wind direction and speed (mph)
    SW
    15
    SSW
    16
    SSW
    17
    SSW
    19
    SSW
    21
    SSW
    22
    SSW
    23
    SSW
    22
    SSW
    23
    SSW
    23
    SSW
    22
    SSW
    23
    SSW
    23
    SSW
    23
    SSW
    23
    SSW
    23
    SSW
    23
    SSW
    22
    SSW
    22
    SSW
    22
    SSW
    22
    SSW
    22
    SSW
    22
    SSW
    22
    Wind gust (mph)
    22
    22
    22
    25
    30
    34
    36
    36
    36
    37
    38
    37
    37
    38
    38
    38
    37
    36
    34
    34
    34
    35
    35
    36
    Visibility (description)
    VG
    VG
    G
    M
    M
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    94%
    95%
    96%
    96%
    98%
    96%
    95%
    94%
    95%
    93%
    92%
    91%
    91%
    90%
    90%
    91%
    91%
    91%
    92%
    92%
    92%
    92%
    92%
    92%
    UV - - - - - - - 1 1 1 1 2 2 2 2 2 1 1 1 1 - - - -
    Wind direction and speed (mph)
    15
    16
    17
    19
    21
    21
    22
    22
    22
    22
    22
    23
    23
    23
    23
    23
    23
    22
    22
    22
    22
    22
    22
    22
    Height of waves offshore (m)
    2.3
    2.2
    2.1
    2.0
    1.9
    2.1
    2.2
    2.3
    2.4
    2.5
    2.6
    2.6
    2.7
    2.7
    2.6
    2.4
    2.3
    2.3
    2.3
    2.3
    2.4
    2.4
    2.5
    2.6
    Period of waves offshore (s)
    11
    11
    11
    11
    11
    11
    11
    11
    11
    11
    11
    10
    9
    8
    9
    9
    9
    9
    10
    10
    10
    10
    9
    9
    Direction of waves offshore
    Friday (19 September 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 Overcast Overcast Overcast Overcast Overcast Overcast Light rain Light rain Light rain Light rain Overcast Light rain Light rain Light rain Light rain Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    10%
    10%
    20%
    20%
    30%
    30%
    40%
    50%
    50%
    50%
    50%
    60%
    50%
    50%
    60%
    60%
    50%
    50%
    50%
    40%
    50%
    40%
    40%
    40%
    Temperature (°C)
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    16°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    16°
    16°
    16°
    15°
    15°
    15°
    15°
    Feels like temperature (°C)
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    14°
    14°
    14°
    15°
    15°
    14°
    15°
    15°
    15°
    14°
    14°
    14°
    14°
    14°
    13°
    Wind direction and speed (mph)
    S
    22
    S
    22
    S
    22
    S
    22
    S
    22
    S
    21
    S
    21
    SSW
    20
    SSW
    19
    SSW
    19
    SSW
    18
    SSW
    17
    SSW
    16
    SSW
    16
    SW
    15
    SW
    14
    SW
    14
    SW
    13
    SW
    13
    SW
    12
    SW
    11
    WSW
    10
    SW
    10
    SW
    10
    Wind gust (mph)
    36
    36
    36
    35
    34
    34
    33
    32
    31
    28
    28
    28
    24
    21
    19
    19
    18
    19
    18
    18
    16
    15
    15
    14
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    92%
    92%
    91%
    92%
    92%
    92%
    92%
    93%
    93%
    94%
    94%
    94%
    93%
    92%
    91%
    92%
    93%
    92%
    92%
    92%
    92%
    89%
    89%
    89%
    UV - - - - - - - 1 1 1 1 2 2 2 1 1 1 1 1 1 - - - -
    Wind direction and speed (mph)
    22
    22
    22
    22
    22
    21
    20
    20
    19
    19
    18
    17
    16
    16
    15
    14
    14
    13
    13
    12
    11
    11
    10
    10
    Height of waves offshore (m)
    2.6
    2.7
    2.6
    2.4
    2.3
    2.3
    2.3
    2.3
    2.2
    2.2
    2.1
    2.1
    2.0
    1.9
    1.9
    1.8
    1.8
    1.7
    1.6
    1.6
    1.5
    1.5
    1.4
    1.4
    Period of waves offshore (s)
    9
    9
    9
    9
    9
    9
    10
    10
    10
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    Direction of waves offshore
    Saturday (20 September 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 Cloudy Cloudy Light rain Light rain Light rain Light rain Light rain Light shower day Light shower day Light shower day Light shower day Light shower day 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
    Chance of precipitation
    50%
    50%
    50%
    50%
    50%
    50%
    50%
    60%
    60%
    60%
    60%
    50%
    50%
    50%
    30%
    40%
    40%
    30%
    30%
    40%
    40%
    50%
    40%
    40%
    Temperature (°C)
    15°
    15°
    15°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    14°
    14°
    13°
    Feels like temperature (°C)
    13°
    13°
    13°
    13°
    13°
    12°
    12°
    12°
    12°
    12°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    12°
    12°
    11°
    11°
    11°
    10°
    Wind direction and speed (mph)
    SW
    10
    SW
    10
    WSW
    10
    WSW
    10
    WSW
    10
    WSW
    10
    WSW
    10
    WSW
    10
    W
    11
    W
    12
    W
    12
    WNW
    13
    WNW
    13
    WNW
    14
    WNW
    14
    WNW
    14
    WNW
    14
    WNW
    14
    NW
    14
    NW
    14
    NW
    14
    NW
    14
    NNW
    15
    NNW
    16
    Wind gust (mph)
    16
    16
    16
    14
    14
    13
    13
    15
    16
    15
    15
    17
    19
    19
    20
    20
    17
    17
    15
    17
    20
    19
    20
    21
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    88%
    87%
    87%
    90%
    90%
    89%
    90%
    88%
    89%
    83%
    82%
    79%
    78%
    75%
    74%
    73%
    69%
    72%
    73%
    77%
    76%
    76%
    78%
    77%
    UV - - - - - - - 1 1 1 2 3 4 3 3 3 2 1 1 1 - - - -
    Wind direction and speed (mph)
    10
    10
    10
    10
    10
    10
    10
    10
    11
    11
    12
    13
    13
    14
    14
    14
    14
    14
    14
    14
    15
    15
    15
    16
    Height of waves offshore (m)
    1.3
    1.3
    1.3
    1.2
    1.2
    1.2
    1.1
    1.1
    1.1
    1.1
    1.0
    1.0
    1.0
    1.0
    1.1
    1.1
    1.1
    1.2
    1.2
    1.3
    1.4
    1.5
    1.6
    1.6
    Period of waves offshore (s)
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    8
    7
    6
    6
    6
    6
    6
    6
    6
    6
    6
    7
    7
    Direction of waves offshore
    Sunday (21 September 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Light shower night Light shower night Light shower day Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    40%
    50%
    60%
    50%
    40%
    30%
    20%
    20%
    10%
    Temperature (°C)
    13°
    13°
    12°
    11°
    13°
    14°
    14°
    12°
    11°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    11°
    10°
    Wind direction and speed (mph)
    N
    16
    NNW
    16
    N
    17
    N
    17
    N
    17
    NNE
    17
    N
    17
    N
    13
    NNE
    10
    Wind gust (mph)
    26
    30
    31
    28
    31
    31
    30
    23
    18
    Visibility (description)
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    79%
    75%
    79%
    82%
    73%
    64%
    60%
    67%
    72%
    UV - - - 1 2 3 2 1 -
    Wind direction and speed (mph)
    16
    16
    17
    17
    17
    17
    17
    13
    10
    Height of waves offshore (m)
    1.7
    1.7
    2.4
    4.2
    4.0
    3.6
    3.4
    2.9
    2.6
    Period of waves offshore (s)
    7
    7
    7
    8
    8
    8
    8
    8
    8
    Direction of waves offshore
    Monday (22 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    Temperature (°C)
    10°
    13°
    15°
    15°
    12°
    10°
    Feels like temperature (°C)
    11°
    12°
    12°
    10°
    Wind direction and speed (mph)
    NNE
    9
    NE
    8
    NE
    8
    NE
    10
    NE
    12
    NNE
    11
    NNE
    9
    NE
    7
    Wind gust (mph)
    15
    13
    17
    20
    19
    18
    11
    9
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    79%
    81%
    82%
    66%
    57%
    56%
    72%
    79%
    UV - - 1 2 4 2 1 -
    Wind direction and speed (mph)
    9
    Height of waves offshore (m)
    2.3
    Period of waves offshore (s)
    7
    Direction of waves offshore

    Tide times

    Wednesday 17 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 17 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 17 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 17 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 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 September

    Tide times and heights are from Ramsey Sound tidal station which is 0.5 miles away. So times may be different at this beach. What does this mean?

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

    Porthselau (Beach) weather map

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    WARNING
    Flood alerts icon
    Flood alerts in force for Wales
    Flood alerts in force for Wales

    Wales weather forecast

    Headline:

    Remaining changeable with rain tonight.

    This Evening and Tonight:

    Cloudy this evening then turning increasingly wet and windy overnight with a band of heavy and persistent rain pushing eastwards. Rain most persistent over the mountains, with flooding possible. Mild overnight. Minimum temperature 11 °C.

    Wednesday:

    Heavy, persistent rain clearing eastwards through the morning, though remaining cloudy with outbreaks of patchy rain and drizzle throughout the day, turning heavy at times over the hills. Breezy. Maximum temperature 18 °C.

    Outlook for Thursday to Saturday:

    Remaining changeable with showers or longer spells of rain at times, though brighter interludes are possible. Often breezy. A little milder and more humid by the end of the week.

    Updated:

    UK long range weather forecast

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