Portland Harbour - Sandsfoot Castle (Beach) (Dorset) 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

Sunny.
Beach safety today
Large, powerful waves and strong wind
  • • only experts should take part in water activities

Tide: Next high tide (3.9m) at

Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution

    8 day forecast for Portland Harbour - Sandsfoot Castle (Beach)

    Today (2 April 2025)
    Time
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Sunny day Sunny day Sunny day Clear night Clear night Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    14°
    14°
    14°
    13°
    12°
    11°
    11°
    Feels like temperature (°C)
    10°
    11°
    11°
    10°
    Wind direction and speed
    E
    20
    E
    18
    E
    15
    ENE
    15
    NE
    16
    NE
    16
    NE
    17
    Wind gust (mph)
    34
    28
    25
    27
    29
    30
    31
    Visibility
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    52%
    50%
    54%
    57%
    62%
    65%
    65%
    UV 1 1 1 - - - -
    Wind direction and speed
    21
    18
    15
    14
    15
    16
    17
    Height of waves offshore (m)
    1.1
    1.0
    0.8
    0.7
    0.6
    0.6
    0.6
    Period of waves offshore (s)
    7
    7
    7
    6
    6
    6
    6
    Direction of waves offshore
    Thursday (3 April 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 Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny day Sunny day Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Light rain Light rain
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    20%
    30%
    20%
    10%
    <5%
    <5%
    <5%
    20%
    30%
    40%
    30%
    30%
    20%
    10%
    20%
    30%
    50%
    50%
    Temperature (°C)
    10°
    10°
    10°
    10°
    12°
    12°
    13°
    13°
    12°
    12°
    12°
    12°
    13°
    13°
    12°
    12°
    12°
    12°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    Wind direction and speed (mph)
    NE
    17
    NE
    16
    NE
    16
    ENE
    16
    ENE
    16
    ENE
    16
    ENE
    16
    ENE
    16
    ENE
    17
    ENE
    18
    E
    20
    E
    21
    E
    22
    E
    22
    E
    21
    E
    20
    E
    19
    E
    18
    E
    17
    E
    16
    ESE
    13
    ESE
    11
    ESE
    10
    E
    9
    Wind gust (mph)
    30
    30
    29
    29
    29
    30
    30
    31
    32
    34
    34
    35
    35
    34
    33
    31
    30
    28
    26
    23
    21
    18
    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
    G
    Humidity
    67%
    71%
    73%
    74%
    75%
    76%
    76%
    77%
    76%
    75%
    68%
    66%
    64%
    64%
    68%
    70%
    74%
    72%
    74%
    75%
    76%
    77%
    80%
    83%
    UV - - - - - - 1 1 1 1 2 3 4 3 2 2 1 1 1 1 - - - -
    Wind direction and speed (mph)
    17
    16
    17
    17
    16
    16
    16
    16
    17
    18
    20
    21
    22
    22
    21
    20
    19
    18
    17
    16
    13
    11
    10
    8
    Height of waves offshore (m)
    0.6
    0.7
    0.7
    0.8
    0.8
    0.8
    0.8
    0.8
    0.8
    0.8
    0.9
    1.0
    1.0
    1.0
    1.0
    1.0
    1.0
    0.9
    0.9
    0.8
    0.7
    0.6
    0.5
    0.5
    Period of waves offshore (s)
    6
    6
    7
    7
    7
    7
    7
    7
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    5
    5
    5
    Direction of waves offshore
    Friday (4 April 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light rain Cloudy Partly cloudy night Sunny intervals Sunny day Sunny day Sunny day Clear night Clear night
    Chance of precipitation
    50%
    50%
    20%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    11°
    11°
    11°
    11°
    14°
    18°
    17°
    16°
    14°
    Feels like temperature (°C)
    10°
    10°
    10°
    12°
    14°
    13°
    13°
    11°
    Wind direction and speed (mph)
    E
    7
    E
    6
    NE
    9
    ENE
    11
    ENE
    13
    E
    16
    E
    18
    E
    15
    ENE
    16
    Wind gust (mph)
    13
    15
    19
    24
    29
    30
    29
    27
    30
    Visibility (description)
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    Humidity
    87%
    89%
    89%
    85%
    69%
    46%
    43%
    51%
    57%
    UV - - - 1 2 4 2 1 -
    Wind direction and speed (mph)
    7
    7
    8
    11
    13
    16
    17
    15
    15
    Height of waves offshore (m)
    0.4
    0.3
    0.3
    0.2
    0.3
    0.6
    0.8
    0.6
    0.5
    Period of waves offshore (s)
    5
    5
    5
    4
    4
    4
    4
    8
    8
    Direction of waves offshore
    Saturday (5 April 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Clear night Sunny day Sunny day Sunny day Sunny day Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    11°
    12°
    17°
    17°
    13°
    10°
    Feels like temperature (°C)
    13°
    13°
    11°
    Wind direction and speed (mph)
    ENE
    17
    NE
    17
    NE
    17
    ENE
    17
    E
    16
    ESE
    14
    E
    13
    ENE
    13
    Wind gust (mph)
    30
    30
    31
    30
    29
    26
    27
    28
    Visibility (description)
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    66%
    73%
    75%
    61%
    43%
    44%
    61%
    53%
    UV - - 1 2 4 2 1 -
    Wind direction and speed (mph)
    16
    16
    17
    16
    16
    14
    13
    13
    Height of waves offshore (m)
    0.5
    0.5
    0.5
    0.6
    0.5
    0.5
    0.4
    0.5
    Period of waves offshore (s)
    8
    7
    6
    4
    8
    8
    8
    6
    Direction of waves offshore
    Sunday (6 April 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Clear night Sunny day Sunny day Sunny day Sunny day Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    10°
    12°
    12°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    ENE
    14
    ENE
    15
    ENE
    14
    E
    17
    ESE
    19
    ESE
    18
    E
    14
    ENE
    10
    Wind gust (mph)
    27
    27
    28
    29
    28
    25
    19
    17
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    E
    VG
    VG
    Humidity
    63%
    73%
    76%
    56%
    45%
    52%
    54%
    59%
    UV - - 1 2 4 2 1 -
    Wind direction and speed (mph)
    14
    14
    14
    16
    18
    17
    13
    9
    Height of waves offshore (m)
    0.5
    0.5
    0.5
    0.6
    0.7
    0.6
    0.7
    0.6
    Period of waves offshore (s)
    8
    8
    4
    3
    4
    8
    8
    8
    Direction of waves offshore
    Monday (7 April 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Clear night Sunny day Sunny day Sunny day Sunny day Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    12°
    13°
    11°
    Feels like temperature (°C)
    10°
    12°
    10°
    Wind direction and speed (mph)
    ENE
    9
    NE
    8
    NE
    7
    ENE
    8
    ESE
    9
    SE
    8
    E
    6
    E
    4
    Wind gust (mph)
    16
    14
    18
    19
    18
    16
    9
    6
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    64%
    71%
    76%
    63%
    53%
    47%
    59%
    83%
    UV - - 1 2 4 2 1 -
    Wind direction and speed (mph)
    8
    7
    6
    8
    9
    8
    6
    4
    Height of waves offshore (m)
    0.6
    0.5
    0.4
    0.3
    Period of waves offshore (s)
    8
    8
    8
    9
    Direction of waves offshore
    Tuesday (8 April 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Clear night Sunny day Sunny day Sunny day Sunny day Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    10°
    14°
    15°
    13°
    Feels like temperature (°C)
    12°
    13°
    12°
    Wind direction and speed (mph)
    ENE
    4
    ENE
    4
    NE
    4
    ENE
    7
    E
    8
    E
    8
    E
    6
    E
    4
    Wind gust (mph)
    6
    7
    12
    16
    17
    15
    9
    7
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    85%
    85%
    83%
    65%
    52%
    47%
    64%
    81%
    UV - - 1 2 4 2 1 -
    Wind direction and speed (mph)
    4
    Height of waves offshore (m)
    Period of waves offshore (s)
    Direction of waves offshore
    Wednesday (9 April 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Clear night Sunny day Sunny day Sunny day Sunny day Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    11°
    15°
    16°
    14°
    Feels like temperature (°C)
    13°
    14°
    12°
    Wind direction and speed (mph)
    ENE
    5
    NE
    5
    NE
    6
    NE
    8
    ENE
    9
    E
    9
    NE
    8
    NE
    6
    Wind gust (mph)
    8
    8
    13
    16
    16
    13
    9
    8
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    81%
    84%
    85%
    64%
    53%
    50%
    59%
    74%
    UV - - 1 2 4 2 1 -
    Wind direction and speed (mph)
    Height of waves offshore (m)
    Period of waves offshore (s)
    Direction of waves offshore

    Tide times

    Wednesday 2 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 2 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 2 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 2 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 3 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 3 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 3 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 3 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 4 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 4 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 4 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 4 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 5 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 5 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 5 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 5 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 6 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 6 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 6 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 6 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 7 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 7 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 7 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 7 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 8 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 8 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 8 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 8 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 9 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 9 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 9 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 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 9 April

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

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

    Portland Harbour - Sandsfoot Castle (Beach) weather map

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    WARNING
    Flood alerts icon
    Flood alerts in force for England
    Flood alerts in force for England

    South West England weather forecast

    Headline:

    Cloudier on Thursday with a few showers possible. Rather windy.

    This Evening and Tonight:

    Plenty of early evening sunshine, then generally dry overnight with clear periods. Turning somewhat cloudier by the morning, with a chance of scattered light showers moving in from the south. Staying breezy in places and rather windy in coastal regions. Minimum temperature 5 °C.

    Thursday:

    Showers across Cornwall, Devon and Dorset, these perhaps spreading to remaining counties later. Some places staying dry. Sunniest and warmest in eastern counties. Brisk easterly winds developing, windiest on coasts. Maximum temperature 19 °C.

    Outlook for Friday to Sunday:

    Cloudier to begin with on Friday but sunny and warm later. Often sunny over the weekend with some cloud at times and not quite as warm. Brisk easterly winds continuing.

    Updated:

    UK long range weather forecast

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