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Harlech (Beach) (Gwynedd) 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

Heavy rain changing to clear in the afternoon.
Beach safety today
Use caution in the sea. Waves can be bigger or stronger than you expect, strong rips likely, the wind may blow you off course
  • • unsafe for novice surfers
  • • paddle boarding not recommended for beginners/intermediate

Tide: Next high tide (3.1m) at

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

    7 day forecast for Harlech (Beach)

    Today (13 January 2026)
    Time
    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 Heavy rain Heavy rain Heavy rain Heavy rain Light rain Light shower day Sunny intervals Sunny intervals Clear night Clear night Clear night Clear night Partly cloudy night Partly cloudy night Clear night Clear night
    Chance of precipitation
    20%
    40%
    90%
    90%
    90%
    80%
    70%
    60%
    30%
    10%
    10%
    <5%
    <5%
    <5%
    10%
    10%
    10%
    <5%
    Temperature
    Feels like temperature (°C)
    Wind direction and speed
    S
    16
    S
    14
    SSW
    12
    SSW
    10
    WSW
    10
    W
    10
    WNW
    10
    NW
    9
    NW
    10
    NW
    10
    NNW
    8
    NNW
    7
    N
    6
    NNE
    6
    NE
    5
    NE
    5
    NNE
    6
    NE
    4
    Wind gust (mph)
    23
    19
    18
    18
    19
    17
    17
    17
    17
    16
    15
    15
    12
    11
    10
    10
    10
    8
    Visibility
    G
    G
    M
    M
    M
    G
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    93%
    93%
    93%
    94%
    94%
    93%
    92%
    88%
    86%
    83%
    82%
    80%
    78%
    77%
    76%
    76%
    76%
    75%
    UV - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed
    16
    15
    14
    12
    11
    10
    9
    9
    9
    9
    8
    7
    6
    6
    5
    5
    5
    5
    Height of waves offshore (m)
    0.9
    0.9
    0.9
    0.8
    0.8
    0.7
    0.7
    0.7
    0.6
    0.6
    0.6
    0.5
    0.5
    0.5
    0.5
    0.4
    0.4
    0.4
    Period of waves offshore (s)
    11
    11
    11
    11
    11
    11
    11
    11
    11
    11
    11
    10
    10
    10
    10
    10
    10
    10
    Direction of waves offshore
    Wednesday (14 January 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 Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Light rain Light rain Heavy rain Light rain Light rain Light shower night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    30%
    50%
    90%
    90%
    80%
    80%
    60%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    NE
    4
    E
    4
    E
    4
    ESE
    3
    ESE
    3
    SE
    4
    SE
    5
    SE
    6
    SE
    7
    SE
    9
    SSE
    11
    SSE
    13
    S
    15
    S
    16
    S
    17
    S
    18
    S
    19
    S
    20
    SSE
    22
    S
    24
    S
    25
    S
    26
    S
    27
    S
    26
    Wind gust (mph)
    7
    6
    6
    6
    7
    9
    10
    12
    14
    16
    16
    18
    21
    22
    21
    22
    24
    28
    30
    34
    35
    35
    36
    34
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    G
    G
    VG
    E
    E
    Humidity
    75%
    75%
    75%
    75%
    76%
    76%
    76%
    76%
    76%
    77%
    77%
    76%
    75%
    75%
    75%
    76%
    77%
    76%
    78%
    81%
    84%
    85%
    86%
    88%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    4
    4
    4
    4
    4
    4
    4
    5
    7
    9
    10
    12
    14
    15
    16
    17
    18
    20
    21
    23
    24
    26
    26
    25
    Height of waves offshore (m)
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.3
    0.3
    0.4
    0.4
    0.5
    0.5
    0.6
    0.6
    0.7
    0.7
    0.8
    0.8
    0.9
    1.1
    Period of waves offshore (s)
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    6
    4
    5
    5
    5
    6
    6
    6
    Direction of waves offshore
    Thursday (15 January 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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Cloudy Light rain Light rain Light rain Overcast Overcast Overcast Overcast Overcast Overcast
    Chance of precipitation
    40%
    30%
    30%
    30%
    20%
    40%
    50%
    50%
    40%
    30%
    20%
    30%
    20%
    30%
    40%
    50%
    50%
    50%
    50%
    50%
    50%
    50%
    40%
    50%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SSW
    22
    SSW
    19
    SSW
    17
    SSW
    16
    SSW
    15
    SSW
    14
    S
    13
    S
    13
    S
    12
    S
    11
    SSE
    11
    SSE
    10
    SSE
    9
    SE
    9
    SE
    10
    SE
    11
    ESE
    11
    E
    12
    E
    13
    E
    12
    E
    11
    ESE
    10
    SSE
    10
    SW
    10
    Wind gust (mph)
    30
    26
    23
    22
    20
    19
    19
    18
    17
    16
    15
    14
    14
    13
    14
    12
    12
    14
    14
    12
    13
    13
    14
    14
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    Humidity
    87%
    88%
    89%
    88%
    89%
    89%
    87%
    88%
    87%
    88%
    88%
    87%
    87%
    86%
    86%
    86%
    86%
    87%
    86%
    86%
    87%
    88%
    89%
    89%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    22
    20
    18
    16
    15
    14
    13
    13
    12
    12
    11
    11
    10
    11
    12
    12
    13
    14
    14
    12
    12
    12
    11
    11
    Height of waves offshore (m)
    1.2
    1.1
    1.0
    1.0
    0.9
    0.9
    0.9
    0.8
    0.8
    0.8
    0.7
    0.7
    0.7
    0.7
    0.6
    0.6
    0.6
    0.6
    0.5
    0.5
    0.5
    0.5
    0.5
    0.5
    Period of waves offshore (s)
    7
    7
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    Direction of waves offshore
    Friday (16 January 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 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 Cloudy Light shower night Light shower night Light shower night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    40%
    40%
    40%
    40%
    50%
    50%
    60%
    70%
    70%
    70%
    50%
    40%
    30%
    40%
    40%
    50%
    60%
    60%
    50%
    50%
    40%
    40%
    40%
    30%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SW
    10
    SSW
    11
    S
    12
    S
    13
    S
    12
    S
    12
    S
    12
    S
    13
    SSE
    14
    SSE
    15
    SSE
    16
    SSE
    16
    S
    16
    SSE
    16
    SSE
    15
    SSE
    15
    SSE
    14
    SE
    13
    SE
    13
    SSE
    13
    SE
    13
    SE
    12
    SE
    12
    SE
    11
    Wind gust (mph)
    15
    15
    15
    15
    17
    18
    20
    23
    23
    24
    23
    23
    23
    23
    19
    19
    17
    17
    15
    17
    16
    16
    16
    16
    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
    90%
    88%
    88%
    87%
    86%
    85%
    86%
    85%
    86%
    87%
    86%
    85%
    85%
    85%
    85%
    84%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    85%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    11
    12
    13
    14
    14
    13
    14
    14
    15
    16
    17
    17
    17
    16
    16
    15
    14
    13
    13
    13
    13
    13
    12
    12
    Height of waves offshore (m)
    0.5
    0.4
    0.4
    0.4
    0.4
    0.4
    0.5
    0.5
    0.5
    0.6
    0.6
    0.6
    0.6
    0.7
    0.6
    0.6
    0.6
    0.6
    0.7
    0.7
    0.7
    0.8
    0.8
    0.8
    Period of waves offshore (s)
    9
    9
    9
    9
    8
    8
    8
    8
    8
    6
    5
    5
    5
    5
    5
    5
    5
    5
    6
    6
    8
    8
    8
    9
    Direction of waves offshore
    Saturday (17 January 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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals 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
    30%
    20%
    20%
    30%
    30%
    30%
    30%
    30%
    30%
    20%
    20%
    10%
    20%
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    <5%
    <5%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SE
    10
    ESE
    10
    ESE
    10
    ESE
    10
    E
    10
    E
    10
    ESE
    10
    E
    10
    E
    9
    E
    9
    E
    9
    ENE
    9
    E
    9
    ESE
    8
    ESE
    8
    E
    7
    E
    6
    E
    6
    ENE
    6
    ENE
    7
    ENE
    7
    ENE
    7
    ENE
    7
    ENE
    8
    Wind gust (mph)
    15
    15
    15
    14
    13
    13
    13
    13
    11
    12
    11
    11
    10
    10
    8
    8
    10
    11
    11
    11
    12
    12
    13
    12
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    86%
    86%
    85%
    86%
    86%
    85%
    86%
    86%
    86%
    86%
    86%
    86%
    86%
    86%
    86%
    87%
    87%
    87%
    87%
    87%
    87%
    87%
    86%
    86%
    UV - - - - - - - - 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    11
    10
    9
    10
    9
    9
    9
    9
    8
    8
    8
    8
    8
    7
    7
    6
    6
    6
    6
    7
    7
    7
    7
    7
    Height of waves offshore (m)
    0.8
    0.8
    0.7
    0.7
    0.7
    0.7
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    0.5
    0.5
    0.5
    0.5
    0.5
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    Period of waves offshore (s)
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    8
    8
    8
    8
    8
    Direction of waves offshore
    Sunday (18 January 2026)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Partly cloudy night Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    10%
    10%
    10%
    10%
    10%
    10%
    20%
    20%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    ENE
    8
    E
    8
    NE
    10
    ESE
    10
    SE
    12
    SE
    12
    SE
    13
    SE
    14
    Wind gust (mph)
    8
    9
    11
    11
    13
    12
    14
    16
    Visibility (description)
    VG
    VG
    G
    G
    VG
    VG
    G
    G
    Humidity
    87%
    87%
    88%
    89%
    87%
    86%
    87%
    87%
    UV - - - 1 1 1 - -
    Wind direction and speed (mph)
    8
    8
    10
    10
    12
    12
    13
    14
    Height of waves offshore (m)
    0.3
    0.3
    0.3
    0.3
    0.3
    0.4
    0.4
    0.4
    Period of waves offshore (s)
    8
    8
    8
    8
    8
    6
    5
    5
    Direction of waves offshore
    Monday (19 January 2026)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    20%
    30%
    30%
    20%
    20%
    20%
    20%
    10%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SE
    14
    SE
    14
    SE
    14
    SE
    13
    SSE
    14
    SSE
    14
    SE
    14
    SE
    14
    Wind gust (mph)
    16
    16
    16
    14
    15
    15
    16
    16
    Visibility (description)
    VG
    G
    G
    G
    G
    G
    G
    G
    Humidity
    88%
    87%
    87%
    88%
    88%
    87%
    87%
    87%
    UV - - - 1 1 1 - -
    Wind direction and speed (mph)
    14
    Height of waves offshore (m)
    0.5
    Period of waves offshore (s)
    5
    Direction of waves offshore

    Tide times

    Tuesday 13 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 13 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 13 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 13 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 14 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 14 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 14 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 14 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 15 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 15 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 15 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 15 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 16 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 16 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 16 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 16 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 17 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 17 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 17 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 17 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 18 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 18 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 18 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 18 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 19 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 19 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 19 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 19 January

    Tide times and heights are from Porthmadog tidal station which is 3.7 miles away. So times may be different at this beach. What does this mean?

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

    Harlech (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:

    Less cold, but remaining unsettled next few days.

    Today:

    The day will start mostly dry with a few bright intervals. However, through the morning cloud will thicken to bring outbreaks of rain, this turning locally heavy. Drier weather arriving from the northwest later. Mild with fairly gentle winds. Maximum temperature 10 °C.

    Tonight:

    Rain quickly clearing away to the southeast this evening, leaving a dry night with clear periods. A widespread frost developing, with the chance of some fog and icy patches forming. Minimum temperature -1 °C.

    Wednesday:

    Early frost and any fog clearing to leave a dry and bright morning. Turning breezy during the afternoon and gradually clouding over from the west. Temperatures a little lower. Maximum temperature 8 °C.

    Outlook for Thursday to Saturday:

    Some rain on Wednesday night, giving way to more widespread wet and windy weather during the day on Thursday. This clearing to sunshine and showers on Friday and Saturday.

    Updated:

    UK long range weather forecast

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