Prestatyn Gronant Dunes (Beach) (Flintshire) 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

Overcast.
Beach safety today
Large, powerful waves
  • • only experts should take part in water activities

Tide: Next low tide (1.4m) at

Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution

    7 day forecast for Prestatyn Gronant Dunes (Beach)

    Today (30 March 2026)
    Time
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Overcast Overcast Cloudy Overcast Overcast Overcast Cloudy Overcast
    Chance of precipitation
    20%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed
    WNW
    18
    W
    16
    W
    15
    W
    14
    WNW
    14
    WNW
    13
    WNW
    12
    WNW
    11
    Wind gust (mph)
    29
    27
    24
    22
    22
    21
    19
    18
    Visibility
    G
    G
    G
    G
    G
    G
    G
    G
    Humidity
    67%
    69%
    74%
    78%
    84%
    85%
    85%
    85%
    UV 1 1 1 1 - - - -
    Wind direction and speed
    18
    17
    16
    15
    14
    14
    12
    11
    Height of waves offshore (m)
    1.2
    1.1
    0.9
    0.8
    0.8
    0.8
    0.7
    0.7
    Period of waves offshore (s)
    6
    6
    5
    5
    5
    5
    5
    5
    Direction of waves offshore
    Tuesday (31 March 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 Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Cloudy Cloudy Sunny intervals Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
    Chance of precipitation
    20%
    30%
    30%
    40%
    40%
    30%
    30%
    40%
    40%
    30%
    10%
    20%
    20%
    10%
    <5%
    <5%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    10°
    10°
    10°
    10°
    10°
    11°
    12°
    12°
    12°
    13°
    13°
    13°
    12°
    12°
    11°
    11°
    11°
    10°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    10°
    Wind direction and speed (mph)
    W
    11
    W
    11
    W
    11
    W
    11
    W
    12
    W
    13
    W
    14
    W
    14
    W
    14
    W
    13
    W
    13
    W
    14
    W
    14
    W
    14
    W
    13
    WNW
    13
    WNW
    12
    W
    11
    W
    9
    W
    8
    WSW
    7
    WSW
    7
    SW
    7
    SW
    7
    Wind gust (mph)
    19
    18
    18
    19
    22
    23
    22
    22
    21
    20
    20
    21
    21
    22
    21
    20
    20
    18
    16
    15
    15
    15
    13
    13
    Visibility (description)
    G
    G
    M
    M
    M
    M
    P
    P
    P
    P
    M
    M
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    Humidity
    86%
    85%
    85%
    85%
    87%
    90%
    92%
    94%
    96%
    95%
    92%
    88%
    84%
    82%
    76%
    73%
    70%
    72%
    73%
    75%
    80%
    82%
    84%
    85%
    UV - - - - - - 1 1 1 1 1 2 2 2 2 2 1 1 1 1 - - - -
    Wind direction and speed (mph)
    11
    11
    12
    12
    12
    13
    14
    14
    13
    13
    13
    13
    14
    13
    13
    12
    12
    11
    9
    8
    8
    8
    7
    7
    Height of waves offshore (m)
    0.6
    0.6
    0.5
    0.5
    0.5
    0.5
    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
    0.3
    0.3
    0.3
    0.3
    Period of waves offshore (s)
    5
    5
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    Direction of waves offshore
    Wednesday (1 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 Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Cloudy Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    10%
    20%
    30%
    40%
    40%
    30%
    20%
    20%
    Temperature (°C)
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    12°
    12°
    12°
    13°
    13°
    12°
    12°
    11°
    10°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    Wind direction and speed (mph)
    SW
    7
    SW
    7
    SW
    7
    SW
    7
    SW
    7
    SW
    7
    SW
    7
    SW
    7
    SW
    8
    SW
    8
    WSW
    9
    WSW
    9
    W
    10
    W
    10
    W
    11
    W
    11
    WSW
    11
    WSW
    12
    WSW
    12
    WSW
    13
    WSW
    13
    W
    14
    W
    13
    W
    13
    Wind gust (mph)
    13
    12
    12
    12
    13
    13
    13
    14
    15
    17
    18
    19
    20
    21
    23
    23
    22
    22
    23
    23
    22
    24
    22
    21
    Visibility (description)
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    G
    G
    G
    Humidity
    85%
    85%
    85%
    85%
    85%
    85%
    84%
    84%
    80%
    75%
    70%
    67%
    65%
    65%
    67%
    67%
    67%
    70%
    75%
    77%
    79%
    81%
    81%
    82%
    UV - - - - - - 1 1 1 1 1 2 2 2 2 2 1 1 1 1 - - - -
    Wind direction and speed (mph)
    7
    8
    7
    7
    7
    7
    7
    7
    7
    8
    9
    9
    10
    10
    10
    11
    11
    12
    12
    13
    13
    14
    13
    13
    Height of waves offshore (m)
    0.2
    0.2
    0.2
    0.2
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.2
    0.2
    0.2
    0.2
    0.2
    0.3
    0.3
    0.3
    0.3
    0.4
    0.6
    0.8
    0.9
    1.1
    Period of waves offshore (s)
    4
    4
    4
    3
    3
    3
    3
    3
    3
    3
    3
    3
    3
    3
    3
    3
    3
    4
    4
    4
    4
    4
    4
    5
    Direction of waves offshore
    Thursday (2 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 Partly cloudy night Partly cloudy night Cloudy 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 Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Cloudy Cloudy Cloudy
    Chance of precipitation
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    <5%
    10%
    10%
    10%
    10%
    10%
    10%
    20%
    30%
    20%
    Temperature (°C)
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WNW
    12
    WNW
    12
    WNW
    11
    NW
    10
    NNW
    10
    N
    9
    N
    9
    NNW
    8
    NE
    8
    NNE
    8
    N
    8
    N
    8
    NW
    8
    NW
    9
    NW
    9
    NW
    8
    WNW
    8
    NW
    7
    NW
    7
    W
    7
    SW
    8
    SW
    9
    SSW
    10
    SSW
    10
    Wind gust (mph)
    21
    21
    20
    19
    19
    17
    17
    16
    15
    15
    15
    15
    16
    17
    16
    16
    17
    17
    17
    18
    19
    20
    20
    19
    Visibility (description)
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    G
    Humidity
    82%
    83%
    83%
    84%
    85%
    84%
    84%
    84%
    81%
    75%
    71%
    66%
    63%
    61%
    58%
    58%
    59%
    63%
    65%
    68%
    71%
    72%
    75%
    74%
    UV - - - - - - 1 1 1 1 2 2 3 3 3 2 1 1 1 1 - - - -
    Wind direction and speed (mph)
    13
    12
    11
    11
    10
    10
    10
    9
    9
    8
    8
    8
    9
    9
    9
    8
    8
    8
    8
    8
    9
    9
    10
    10
    Height of waves offshore (m)
    1.2
    1.3
    1.5
    1.4
    1.3
    1.2
    1.0
    0.9
    0.8
    0.6
    0.6
    0.5
    0.4
    0.4
    0.3
    0.3
    0.2
    0.2
    0.2
    0.2
    0.2
    0.2
    0.3
    0.3
    Period of waves offshore (s)
    5
    6
    6
    6
    6
    6
    6
    6
    5
    5
    5
    5
    4
    4
    4
    4
    4
    4
    4
    4
    3
    3
    4
    4
    Direction of waves offshore
    Friday (3 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 Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Overcast Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    30%
    30%
    20%
    30%
    50%
    50%
    60%
    60%
    60%
    60%
    50%
    60%
    70%
    70%
    60%
    50%
    40%
    40%
    30%
    30%
    30%
    30%
    40%
    40%
    Temperature (°C)
    10°
    11°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    11°
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SW
    10
    SW
    10
    SW
    10
    SW
    10
    SSW
    10
    SSW
    10
    SSW
    11
    S
    12
    S
    13
    S
    15
    SSW
    17
    SSW
    18
    SSW
    18
    SSW
    18
    SW
    18
    SW
    19
    WSW
    19
    WSW
    19
    WSW
    19
    WSW
    19
    SW
    18
    WSW
    17
    WSW
    17
    WSW
    16
    Wind gust (mph)
    18
    18
    18
    19
    21
    23
    23
    25
    28
    30
    32
    32
    31
    32
    34
    34
    34
    34
    31
    33
    32
    31
    32
    30
    Visibility (description)
    G
    G
    G
    G
    G
    G
    G
    M
    G
    G
    G
    G
    G
    G
    G
    M
    M
    G
    G
    M
    M
    M
    M
    M
    Humidity
    74%
    76%
    76%
    75%
    75%
    76%
    76%
    76%
    77%
    76%
    76%
    77%
    80%
    77%
    75%
    75%
    75%
    76%
    77%
    79%
    79%
    77%
    77%
    78%
    UV - - - - - - 1 1 1 1 1 1 2 2 2 2 1 1 1 1 - - - -
    Wind direction and speed (mph)
    10
    10
    10
    10
    10
    10
    11
    12
    13
    16
    17
    18
    18
    18
    18
    19
    19
    20
    19
    19
    18
    17
    17
    16
    Height of waves offshore (m)
    0.3
    0.3
    0.4
    0.3
    0.3
    0.3
    0.4
    0.5
    0.6
    0.6
    0.6
    0.6
    0.7
    0.7
    0.7
    0.8
    1.0
    1.1
    1.0
    0.9
    0.9
    1.0
    1.1
    1.1
    Period of waves offshore (s)
    4
    4
    4
    4
    4
    4
    2
    3
    3
    3
    4
    5
    4
    5
    5
    5
    5
    5
    5
    5
    5
    5
    5
    6
    Direction of waves offshore
    Saturday (4 April 2026)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Cloudy Overcast Light rain Light rain Light rain Light rain Light shower night Light shower night
    Chance of precipitation
    30%
    40%
    40%
    60%
    70%
    60%
    60%
    60%
    60%
    Temperature (°C)
    11°
    11°
    11°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WSW
    16
    WSW
    15
    WSW
    13
    SSW
    11
    S
    14
    S
    18
    SSW
    23
    SSW
    24
    SW
    23
    Wind gust (mph)
    28
    28
    24
    23
    32
    40
    42
    42
    42
    Visibility (description)
    M
    M
    M
    M
    M
    P
    M
    M
    M
    Humidity
    80%
    80%
    80%
    83%
    78%
    75%
    74%
    74%
    75%
    UV - - - 1 1 2 1 1 -
    Wind direction and speed (mph)
    15
    14
    14
    11
    14
    18
    23
    24
    23
    Height of waves offshore (m)
    1.1
    1.2
    1.1
    0.9
    0.7
    0.5
    0.4
    0.4
    0.7
    Period of waves offshore (s)
    6
    6
    6
    6
    5
    5
    5
    2
    3
    Direction of waves offshore
    Sunday (5 April 2026)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light shower night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    50%
    40%
    40%
    40%
    40%
    30%
    20%
    20%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WSW
    24
    W
    22
    WSW
    19
    WSW
    22
    WSW
    22
    WSW
    20
    WSW
    17
    SW
    14
    Wind gust (mph)
    40
    36
    37
    38
    37
    33
    27
    24
    Visibility (description)
    M
    M
    M
    M
    G
    G
    G
    G
    Humidity
    76%
    74%
    69%
    59%
    47%
    48%
    56%
    68%
    UV - - 1 2 3 2 1 -
    Wind direction and speed (mph)
    24
    Height of waves offshore (m)
    0.7
    Period of waves offshore (s)
    4
    Direction of waves offshore

    Tide times

    Monday 30 March

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 30 March

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 30 March

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 30 March

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 31 March

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 31 March

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 31 March

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 31 March

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 1 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 1 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 1 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 1 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 2 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 2 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 2 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 2 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 3 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 3 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 3 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 3 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 4 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 4 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 4 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 4 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 5 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 5 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 5 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 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 5 April

    Tide times and heights are from Mostyn Docks tidal station which is 4.3 miles away. So times may be different at this beach. What does this mean?

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

    Prestatyn Gronant Dunes (Beach) weather map

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    Wales weather forecast

    Headline:

    Turning increasingly cloudy overnight, with patchy drizzle later.

    This Evening and Tonight:

    A dry and chilly evening to come. However, overnight cloud will thicken from the west during the second half of the night with some patchy rain and drizzle developing during the early hours, this chiefly over the hills and mountains. Minimum temperature 4 °C.

    Tuesday:

    A dull and damp start to the day. However, it should become drier and brighter through the morning with a few sunny spells developing for the afternoon. Feeling warmer. Maximum temperature 16 °C.

    Outlook for Wednesday to Friday:

    Rather cloudy on Wednesday, with rain likely by the evening. A frosty start on Thursday but then fine and sunny. Overnight rain clearing to sunny spells on Friday. Turning colder.

    Updated:

    UK long range weather forecast

    More from the Met Office