Pembrey Beach - Llanelli (Cefn Sidan) (Beach) (Carmarthenshire) 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

Clear.
Beach safety today
Use caution in the sea. Waves can be bigger or stronger than you expect, strong rips likely, strong wind may blow you off course
  • • unsafe for novice surfers
  • • paddle boarding/kayaking not recommended at any level

Tide: Next high tide (7.7m) at

Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution

    7 day forecast for Pembrey Beach - Llanelli (Cefn Sidan) (Beach)

    Today (6 April 2026)
    Time
    20:00
    21:00
    22:00
    23:00
    Weather symbols Clear night Clear night Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    Temperature
    12°
    12°
    11°
    11°
    Feels like temperature (°C)
    Wind direction and speed
    ESE
    20
    ESE
    21
    ESE
    21
    ESE
    21
    Wind gust (mph)
    28
    28
    29
    29
    Visibility
    G
    G
    G
    G
    Humidity
    75%
    71%
    66%
    65%
    UV - - - -
    Wind direction and speed
    21
    22
    22
    22
    Height of waves offshore (m)
    1.0
    1.0
    1.0
    1.0
    Period of waves offshore (s)
    9
    9
    9
    9
    Direction of waves offshore
    Tuesday (7 April 2026)
    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 Clear night Clear night Clear night Clear night Clear night Clear night Clear night Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Clear night Clear night Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    11°
    11°
    11°
    11°
    11°
    12°
    12°
    12°
    12°
    14°
    15°
    16°
    17°
    18°
    19°
    20°
    20°
    20°
    19°
    18°
    15°
    14°
    13°
    13°
    Feels like temperature (°C)
    10°
    11°
    12°
    12°
    13°
    14°
    14°
    15°
    15°
    15°
    13°
    12°
    11°
    11°
    Wind direction and speed (mph)
    ESE
    21
    ESE
    20
    ESE
    20
    ESE
    19
    E
    20
    E
    21
    E
    23
    E
    24
    E
    24
    E
    25
    E
    25
    E
    26
    ESE
    26
    ESE
    26
    ESE
    25
    ESE
    25
    ESE
    23
    ESE
    22
    SE
    19
    SE
    15
    SE
    12
    SE
    11
    ESE
    10
    SE
    10
    Wind gust (mph)
    29
    28
    29
    28
    30
    31
    32
    32
    32
    33
    35
    35
    35
    34
    34
    31
    29
    26
    23
    20
    18
    16
    15
    13
    Visibility (description)
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    Humidity
    65%
    65%
    66%
    68%
    72%
    73%
    73%
    73%
    73%
    71%
    67%
    66%
    65%
    65%
    64%
    62%
    61%
    62%
    66%
    73%
    78%
    81%
    82%
    83%
    UV - - - - - - 1 1 1 1 2 3 4 4 3 3 2 1 1 1 - - - -
    Wind direction and speed (mph)
    21
    21
    20
    20
    21
    22
    23
    24
    24
    25
    25
    26
    26
    26
    25
    24
    23
    21
    19
    15
    12
    10
    10
    9
    Height of waves offshore (m)
    1.0
    1.0
    1.0
    1.1
    1.1
    1.2
    1.2
    1.3
    1.3
    1.4
    1.5
    1.5
    1.5
    1.5
    1.5
    1.5
    1.5
    1.4
    1.4
    1.4
    1.3
    1.3
    1.3
    1.3
    Period of waves offshore (s)
    9
    9
    9
    18
    18
    18
    17
    17
    17
    17
    17
    17
    16
    16
    16
    16
    16
    16
    15
    15
    15
    15
    15
    15
    Direction of waves offshore
    Wednesday (8 April 2026)
    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 Clear night Clear night Clear night Clear night Clear night Clear night Clear night Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Mist Mist Mist Fog Fog Mist
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    12°
    11°
    11°
    11°
    10°
    10°
    11°
    13°
    14°
    15°
    16°
    16°
    16°
    16°
    15°
    15°
    14°
    13°
    12°
    11°
    11°
    10°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    12°
    14°
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    13°
    12°
    10°
    Wind direction and speed (mph)
    SE
    9
    E
    8
    E
    6
    ENE
    6
    NE
    5
    NE
    4
    NNE
    4
    NE
    4
    NE
    4
    SE
    4
    WSW
    4
    SW
    5
    SW
    6
    SW
    7
    WSW
    8
    WSW
    8
    WSW
    9
    WSW
    10
    WSW
    10
    SW
    10
    WSW
    9
    WSW
    9
    WSW
    9
    W
    8
    Wind gust (mph)
    12
    10
    9
    8
    8
    7
    7
    7
    8
    8
    8
    10
    12
    13
    13
    15
    15
    13
    13
    12
    12
    13
    12
    12
    Visibility (description)
    G
    G
    G
    M
    M
    M
    M
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    VP
    VP
    VP
    Humidity
    85%
    87%
    87%
    88%
    89%
    90%
    91%
    91%
    91%
    92%
    93%
    92%
    92%
    92%
    93%
    93%
    94%
    93%
    94%
    94%
    94%
    95%
    96%
    96%
    UV - - - - - - 1 1 1 1 2 3 3 4 3 3 2 1 1 1 1 - - -
    Wind direction and speed (mph)
    9
    7
    6
    6
    5
    4
    4
    4
    4
    4
    4
    5
    6
    7
    8
    8
    9
    9
    9
    10
    10
    10
    9
    9
    Height of waves offshore (m)
    1.2
    1.2
    1.2
    1.2
    1.1
    1.1
    1.1
    1.1
    1.0
    1.0
    1.0
    1.0
    1.0
    1.0
    0.9
    0.9
    0.9
    0.9
    0.9
    0.9
    0.8
    0.8
    0.8
    0.8
    Period of waves offshore (s)
    15
    15
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    14
    13
    13
    13
    13
    13
    13
    13
    Direction of waves offshore
    Thursday (9 April 2026)
    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 Cloudy Cloudy Cloudy Cloudy Overcast Overcast Overcast Overcast Overcast Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny day Sunny day Sunny day Clear night Clear night Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    10%
    20%
    20%
    30%
    30%
    40%
    30%
    20%
    20%
    20%
    20%
    10%
    <5%
    10%
    10%
    <5%
    <5%
    <5%
    Temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    11°
    12°
    12°
    11°
    11°
    11°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    9
    WSW
    10
    WSW
    11
    WSW
    12
    WSW
    14
    WSW
    14
    WSW
    16
    W
    17
    W
    19
    W
    21
    W
    22
    W
    23
    W
    24
    WNW
    23
    WNW
    22
    WNW
    21
    WNW
    19
    WNW
    19
    WNW
    18
    WNW
    17
    Wind gust (mph)
    12
    12
    12
    12
    13
    14
    16
    18
    20
    22
    25
    27
    30
    31
    33
    34
    34
    32
    29
    26
    24
    22
    21
    20
    Visibility (description)
    P
    P
    P
    P
    P
    P
    P
    P
    P
    M
    M
    M
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    Humidity
    97%
    95%
    94%
    93%
    92%
    92%
    90%
    91%
    91%
    91%
    90%
    88%
    82%
    77%
    72%
    68%
    66%
    63%
    61%
    60%
    59%
    63%
    63%
    63%
    UV - - - - - - 1 1 1 1 1 1 2 3 3 3 2 1 1 1 1 - - -
    Wind direction and speed (mph)
    8
    8
    8
    9
    9
    10
    11
    12
    13
    14
    16
    17
    19
    21
    22
    23
    23
    23
    22
    21
    19
    19
    18
    17
    Height of waves offshore (m)
    0.7
    0.7
    0.6
    0.6
    0.6
    0.6
    0.5
    0.5
    0.5
    0.5
    0.6
    0.7
    0.8
    0.8
    0.9
    1.1
    1.3
    1.3
    1.2
    1.1
    1.1
    1.1
    1.1
    1.1
    Period of waves offshore (s)
    13
    13
    11
    11
    11
    11
    11
    11
    11
    11
    11
    11
    11
    11
    10
    5
    6
    6
    7
    7
    7
    8
    8
    9
    Direction of waves offshore
    Friday (10 April 2026)
    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 Clear night Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Light rain Light rain Light rain Light rain Light rain Light rain Light rain
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    10%
    10%
    20%
    30%
    40%
    40%
    40%
    30%
    40%
    50%
    60%
    60%
    60%
    60%
    60%
    70%
    60%
    Temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WNW
    16
    NW
    14
    NW
    12
    NW
    9
    NNW
    8
    N
    8
    SE
    9
    SE
    10
    SSE
    11
    S
    14
    S
    17
    SSE
    18
    S
    19
    S
    19
    S
    20
    S
    22
    S
    23
    S
    24
    S
    24
    S
    24
    S
    25
    S
    25
    S
    26
    SSW
    25
    Wind gust (mph)
    18
    16
    13
    12
    11
    11
    13
    15
    18
    22
    26
    29
    29
    30
    31
    34
    35
    35
    36
    36
    36
    35
    36
    36
    Visibility (description)
    G
    G
    G
    G
    VG
    G
    G
    G
    G
    G
    G
    M
    G
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    Humidity
    63%
    63%
    63%
    64%
    63%
    63%
    63%
    63%
    64%
    65%
    66%
    67%
    68%
    69%
    71%
    72%
    75%
    77%
    76%
    78%
    82%
    79%
    80%
    79%
    UV - - - - - - 1 1 1 1 1 2 1 2 2 1 1 1 1 1 1 - - -
    Wind direction and speed (mph)
    15
    13
    11
    9
    8
    8
    9
    11
    12
    14
    16
    18
    18
    19
    20
    21
    21
    23
    23
    23
    24
    24
    24
    22
    Height of waves offshore (m)
    1.1
    1.1
    1.1
    1.1
    1.0
    1.0
    1.0
    1.0
    1.0
    1.1
    1.2
    1.2
    1.3
    1.3
    1.4
    1.5
    1.6
    1.7
    1.7
    1.9
    2.0
    2.1
    2.1
    2.1
    Period of waves offshore (s)
    9
    9
    10
    13
    13
    13
    13
    13
    13
    13
    13
    13
    13
    13
    7
    6
    7
    7
    7
    8
    8
    8
    9
    9
    Direction of waves offshore
    Saturday (11 April 2026)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light rain Light shower night Light shower night Light shower day Cloudy Sunny intervals Light shower day Light shower night Light shower night
    Chance of precipitation
    60%
    60%
    60%
    60%
    50%
    50%
    60%
    60%
    70%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SSW
    24
    SW
    23
    WSW
    22
    W
    21
    W
    21
    WSW
    23
    WSW
    24
    WSW
    24
    WSW
    23
    Wind gust (mph)
    34
    32
    32
    34
    36
    37
    37
    36
    34
    Visibility (description)
    M
    M
    M
    G
    G
    G
    G
    G
    G
    Humidity
    80%
    78%
    73%
    72%
    67%
    66%
    66%
    73%
    74%
    UV - - - 1 2 3 1 1 -
    Wind direction and speed (mph)
    22
    22
    21
    20
    21
    21
    22
    22
    21
    Height of waves offshore (m)
    2.2
    2.4
    2.4
    2.2
    2.0
    2.1
    2.7
    2.9
    3.3
    Period of waves offshore (s)
    9
    9
    10
    13
    13
    13
    13
    9
    10
    Direction of waves offshore
    Sunday (12 April 2026)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light shower night Light shower night Light shower day Light shower day Light shower day Sunny intervals Light shower night Light shower night
    Chance of precipitation
    70%
    70%
    60%
    70%
    50%
    40%
    50%
    60%
    Temperature (°C)
    10°
    11°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WSW
    21
    WSW
    20
    WSW
    18
    WSW
    16
    WSW
    17
    SW
    16
    SW
    15
    SW
    13
    Wind gust (mph)
    31
    29
    26
    27
    27
    25
    22
    21
    Visibility (description)
    G
    G
    G
    G
    G
    G
    M
    M
    Humidity
    75%
    75%
    76%
    73%
    71%
    73%
    76%
    78%
    UV - - 1 2 3 2 1 -
    Wind direction and speed (mph)
    20
    Height of waves offshore (m)
    3.5
    Period of waves offshore (s)
    11
    Direction of waves offshore

    Tide times

    Monday 6 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 6 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 6 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 6 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 7 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 7 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 7 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 7 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 8 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 8 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 8 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 8 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 9 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 9 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 9 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 9 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 10 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 10 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 10 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 10 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 11 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 11 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 11 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 11 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 12 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 12 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 12 April

    Tide times and heights are from Burry Port tidal station which is 2.8 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 12 April

    Tide times and heights are from Burry Port tidal station which is 2.8 miles away. So times may be different at this beach. What does this mean?

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

    Pembrey Beach - Llanelli (Cefn Sidan) (Beach) weather map

    View the weather with our interactive map

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    Wales weather forecast

    Headline:

    A fine and increasingly warm few days ahead.

    This Evening and Tonight:

    A dry and clear night to come with perhaps a few mist and fog patches forming. Breezy around coasts. A chilly night with perhaps a frost in the countryside. Minimum temperature 2 °C.

    Tuesday:

    A sunny start to the day, although high cloud will gradually build in from the west making the sunshine hazy by lunchtime. Feeling warm, especially in the sunshine. Maximum temperature 23 °C.

    Outlook for Wednesday to Friday:

    Staying largely fine and warm on Wednesday, but rain will move in from the west later. Cooler and showery on Thursday. Likely turning wet and windy on Friday.

    Updated:

    UK long range weather forecast

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