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Portelet Bay (Beach) (Guernsey) 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:

Enjoy the beach but be aware of your surroundings and look out for conditions like rip currents

• novice surfers, paddleboarders or kayakers should seek advice

Tide: Next low tide (2.6m) at

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

    7 day forecast for Portelet Bay (Beach)

    Today (18 September 2025)
    Time
    23:00
    Weather symbols Clear night
    Chance of precipitation
    <5%
    Temperature
    16°
    Feels like temperature (°C)
    16°
    Wind direction and speed
    SSE
    4
    Wind gust (mph)
    8
    Visibility
    VG
    Humidity
    94%
    UV -
    Wind direction and speed
    5
    Height of waves offshore (m)
    1.2
    Period of waves offshore (s)
    11
    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 Clear night Clear night Clear night Clear night Clear night Clear night Clear night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Overcast Overcast Overcast 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
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    <5%
    <5%
    Temperature (°C)
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    17°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    17°
    16°
    16°
    16°
    16°
    16°
    Feels like temperature (°C)
    16°
    16°
    16°
    15°
    15°
    16°
    15°
    15°
    16°
    17°
    17°
    18°
    18°
    18°
    17°
    17°
    18°
    18°
    17°
    16°
    16°
    16°
    15°
    15°
    Wind direction and speed (mph)
    SE
    4
    ESE
    6
    SE
    6
    SE
    7
    SSE
    7
    SSE
    7
    SSE
    7
    S
    6
    SW
    6
    SW
    7
    SW
    7
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    8
    WSW
    7
    W
    6
    NW
    6
    NNW
    6
    NNE
    6
    E
    5
    ENE
    5
    ESE
    6
    SSE
    7
    Wind gust (mph)
    9
    9
    11
    9
    10
    10
    10
    10
    10
    11
    11
    10
    10
    10
    9
    9
    9
    7
    8
    8
    9
    8
    8
    9
    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
    95%
    95%
    94%
    94%
    94%
    94%
    93%
    93%
    92%
    91%
    89%
    88%
    88%
    87%
    87%
    87%
    87%
    87%
    86%
    86%
    86%
    87%
    87%
    88%
    UV - - - - - - 1 1 1 2 3 4 5 4 4 2 2 1 1 1 - - - -
    Wind direction and speed (mph)
    5
    6
    7
    7
    7
    7
    7
    6
    6
    7
    7
    8
    8
    8
    8
    7
    6
    6
    6
    5
    5
    5
    6
    7
    Height of waves offshore (m)
    1.1
    1.1
    1.1
    1.2
    1.2
    1.2
    1.2
    1.2
    1.2
    1.1
    1.1
    1.0
    1.0
    1.0
    1.1
    1.1
    1.2
    1.2
    1.2
    1.1
    1.1
    1.1
    1.0
    0.9
    Period of waves offshore (s)
    11
    11
    11
    11
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    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 Partly cloudy night Cloudy Cloudy Cloudy Cloudy Overcast Overcast Overcast Cloudy Cloudy Cloudy 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
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    20%
    40%
    30%
    20%
    20%
    20%
    20%
    10%
    20%
    20%
    10%
    20%
    10%
    20%
    20%
    Temperature (°C)
    16°
    16°
    17°
    17°
    16°
    16°
    16°
    16°
    16°
    17°
    17°
    18°
    18°
    18°
    19°
    18°
    18°
    17°
    16°
    16°
    15°
    15°
    15°
    15°
    Feels like temperature (°C)
    16°
    16°
    16°
    16°
    15°
    15°
    15°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    13°
    12°
    11°
    11°
    11°
    10°
    10°
    10°
    10°
    Wind direction and speed (mph)
    S
    7
    SSW
    8
    SW
    8
    SW
    8
    WSW
    9
    SW
    9
    SSW
    11
    SSW
    12
    SSW
    13
    SSW
    15
    SSW
    18
    SSW
    20
    SSW
    21
    SSW
    23
    SSW
    25
    SW
    27
    SW
    28
    WSW
    28
    WSW
    28
    W
    28
    W
    27
    W
    26
    W
    25
    W
    25
    Wind gust (mph)
    11
    11
    13
    12
    13
    16
    16
    17
    20
    24
    24
    24
    22
    30
    33
    37
    38
    37
    37
    35
    34
    33
    32
    32
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    89%
    90%
    89%
    88%
    88%
    88%
    87%
    88%
    88%
    86%
    86%
    86%
    85%
    83%
    82%
    79%
    79%
    78%
    77%
    76%
    74%
    74%
    71%
    72%
    UV - - - - - - 1 1 1 1 2 3 3 4 3 3 2 1 1 1 - - - -
    Wind direction and speed (mph)
    7
    7
    8
    8
    8
    9
    10
    11
    13
    15
    17
    19
    21
    23
    25
    27
    29
    29
    29
    29
    28
    28
    27
    27
    Height of waves offshore (m)
    0.9
    0.8
    0.9
    0.9
    0.9
    0.9
    0.9
    0.9
    0.9
    0.9
    0.9
    0.9
    0.9
    1.0
    1.3
    1.6
    1.9
    2.4
    2.8
    3.2
    3.2
    3.1
    3.1
    2.8
    Period of waves offshore (s)
    10
    10
    10
    10
    10
    9
    9
    9
    9
    9
    9
    9
    9
    9
    8
    7
    7
    8
    9
    10
    10
    10
    10
    10
    Direction of waves offshore
    Sunday (21 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 Partly cloudy night Partly cloudy night Partly cloudy 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 Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Light shower night Light shower night Light shower night Light shower night
    Chance of precipitation
    20%
    40%
    50%
    50%
    50%
    50%
    50%
    40%
    40%
    40%
    40%
    40%
    40%
    40%
    30%
    40%
    40%
    30%
    40%
    50%
    50%
    50%
    60%
    60%
    Temperature (°C)
    15°
    15°
    15°
    14°
    14°
    14°
    13°
    13°
    14°
    14°
    15°
    15°
    15°
    16°
    15°
    15°
    15°
    15°
    14°
    14°
    13°
    13°
    13°
    13°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    12°
    12°
    12°
    13°
    13°
    13°
    13°
    12°
    12°
    11°
    11°
    10°
    10°
    10°
    Wind direction and speed (mph)
    W
    25
    W
    24
    W
    23
    W
    21
    W
    20
    W
    18
    W
    17
    W
    16
    WNW
    16
    WNW
    16
    WNW
    15
    WNW
    15
    NW
    14
    WNW
    15
    NW
    15
    NW
    15
    NNW
    14
    NNW
    15
    NNW
    15
    NNW
    15
    N
    15
    N
    16
    N
    17
    N
    18
    Wind gust (mph)
    30
    28
    28
    26
    25
    24
    21
    21
    20
    19
    17
    19
    19
    19
    19
    19
    18
    19
    19
    21
    23
    23
    23
    23
    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
    71%
    71%
    70%
    70%
    71%
    73%
    71%
    70%
    72%
    68%
    68%
    69%
    69%
    68%
    68%
    67%
    67%
    67%
    66%
    66%
    66%
    65%
    65%
    64%
    UV - - - - - - 1 1 1 2 3 4 4 4 4 3 2 1 1 1 - - - -
    Wind direction and speed (mph)
    26
    25
    24
    23
    21
    20
    19
    17
    17
    17
    16
    16
    16
    16
    15
    15
    15
    16
    16
    16
    16
    17
    17
    18
    Height of waves offshore (m)
    2.6
    2.4
    2.1
    1.9
    1.7
    1.6
    1.4
    1.3
    1.2
    1.1
    1.1
    1.0
    1.0
    1.0
    1.0
    1.0
    1.0
    1.0
    1.0
    1.1
    1.1
    1.1
    1.1
    1.2
    Period of waves offshore (s)
    9
    9
    9
    9
    8
    9
    9
    9
    9
    9
    9
    9
    9
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    Direction of waves offshore
    Monday (22 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 shower night Light shower night Light shower night Light shower 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 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
    60%
    60%
    60%
    50%
    40%
    40%
    40%
    40%
    30%
    30%
    40%
    40%
    30%
    40%
    30%
    30%
    30%
    30%
    30%
    30%
    30%
    30%
    30%
    20%
    Temperature (°C)
    13°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    13°
    13°
    13°
    14°
    14°
    14°
    15°
    15°
    15°
    14°
    14°
    14°
    13°
    14°
    14°
    Feels like temperature (°C)
    10°
    10°
    10°
    11°
    11°
    11°
    11°
    11°
    10°
    10°
    10°
    10°
    10°
    Wind direction and speed (mph)
    N
    18
    N
    18
    NNE
    18
    N
    19
    NNE
    20
    NNE
    20
    NNE
    20
    NNE
    20
    NNE
    20
    NNE
    21
    NNE
    21
    NE
    21
    NE
    21
    NNE
    21
    NNE
    21
    NNE
    20
    NNE
    20
    NNE
    19
    NNE
    19
    NNE
    19
    NNE
    19
    NNE
    20
    NNE
    20
    NNE
    21
    Wind gust (mph)
    23
    23
    24
    24
    27
    28
    30
    33
    33
    33
    33
    33
    32
    32
    30
    30
    29
    28
    28
    29
    29
    32
    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
    68%
    69%
    70%
    71%
    72%
    73%
    70%
    71%
    70%
    71%
    73%
    72%
    71%
    69%
    66%
    66%
    63%
    61%
    59%
    60%
    56%
    57%
    57%
    59%
    UV - - - - - - 1 1 1 2 2 3 4 4 4 3 2 1 1 1 - - - -
    Wind direction and speed (mph)
    18
    18
    19
    19
    20
    20
    20
    20
    21
    21
    21
    21
    21
    22
    21
    20
    20
    20
    20
    20
    20
    20
    20
    20
    Height of waves offshore (m)
    1.2
    1.3
    1.3
    1.3
    1.3
    1.3
    1.2
    1.2
    1.1
    1.1
    1.1
    1.1
    1.1
    1.1
    1.2
    1.2
    1.3
    1.3
    1.3
    1.2
    1.2
    1.2
    1.2
    1.2
    Period of waves offshore (s)
    8
    8
    8
    8
    8
    8
    7
    7
    7
    7
    7
    6
    5
    5
    5
    5
    5
    5
    5
    5
    5
    5
    5
    5
    Direction of waves offshore
    Tuesday (23 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 Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    20%
    20%
    20%
    10%
    10%
    20%
    10%
    20%
    20%
    Temperature (°C)
    13°
    13°
    13°
    12°
    14°
    14°
    15°
    15°
    15°
    Feels like temperature (°C)
    10°
    10°
    11°
    11°
    11°
    12°
    Wind direction and speed (mph)
    NNE
    21
    NE
    20
    NE
    18
    NNE
    18
    NNE
    18
    NNE
    18
    NNE
    17
    NNE
    16
    NNE
    15
    Wind gust (mph)
    31
    32
    29
    28
    26
    24
    21
    20
    18
    Visibility (description)
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    62%
    60%
    62%
    62%
    63%
    65%
    61%
    58%
    61%
    UV - - - 1 3 4 2 1 -
    Wind direction and speed (mph)
    20
    20
    18
    18
    18
    18
    17
    16
    15
    Height of waves offshore (m)
    1.1
    1.1
    1.1
    0.9
    0.9
    0.8
    0.7
    0.6
    0.5
    Period of waves offshore (s)
    5
    5
    5
    5
    5
    4
    4
    7
    13
    Direction of waves offshore
    Wednesday (24 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%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    Temperature (°C)
    15°
    14°
    14°
    15°
    15°
    15°
    15°
    15°
    Feels like temperature (°C)
    12°
    12°
    11°
    12°
    12°
    12°
    13°
    13°
    Wind direction and speed (mph)
    NE
    14
    NE
    14
    NE
    14
    NE
    15
    NE
    15
    NNE
    15
    NNE
    14
    NNE
    13
    Wind gust (mph)
    17
    17
    18
    16
    17
    17
    15
    14
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    65%
    69%
    70%
    72%
    73%
    71%
    66%
    67%
    UV - - 1 2 4 2 1 -
    Wind direction and speed (mph)
    14
    Height of waves offshore (m)
    0.6
    Period of waves offshore (s)
    13
    Direction of waves offshore

    Tide times

    Thursday 18 September

    Tide times and heights are from St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 St. Peter Port tidal station which is 5.9 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 September

    Tide times and heights are from St. Peter Port tidal station which is 5.9 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 September

    Tide times and heights are from St. Peter Port tidal station which is 5.9 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 September

    Tide times and heights are from St. Peter Port tidal station which is 5.9 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 September

    Tide times and heights are from St. Peter Port tidal station which is 5.9 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 September

    Tide times and heights are from St. Peter Port tidal station which is 5.9 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 September

    Tide times and heights are from St. Peter Port tidal station which is 5.9 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 September

    Tide times and heights are from St. Peter Port tidal station which is 5.9 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 September

    Tide times and heights are from St. Peter Port tidal station which is 5.9 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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