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

Cloudy changing to light rain by early evening.
Beach safety today
Use caution in and out of the sea. Strong winds may blow you off course or affect your balance
  • • paddle boarding/kayaking not recommended at any level
  • • consider your abilities in all other activities, seek expert advice

Tide: Next high tide (6.9m) at

Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution

    7 day forecast for Prestatyn Gronant Dunes (Beach)

    Today (26 March 2026)
    Time
    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 Overcast Overcast Light rain Light rain Overcast Light rain Light rain
    Chance of precipitation
    20%
    20%
    40%
    20%
    50%
    70%
    70%
    50%
    60%
    60%
    Temperature
    Feels like temperature (°C)
    Wind direction and speed
    WNW
    8
    WNW
    9
    WNW
    9
    W
    9
    WSW
    8
    SW
    9
    SW
    11
    SW
    12
    SW
    13
    SW
    13
    Wind gust (mph)
    18
    19
    19
    20
    22
    23
    24
    24
    24
    23
    Visibility
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    G
    G
    Humidity
    60%
    63%
    65%
    67%
    69%
    74%
    77%
    81%
    84%
    85%
    UV 2 1 1 1 1 - - - - -
    Wind direction and speed
    9
    9
    9
    8
    9
    11
    12
    13
    13
    Height of waves offshore (m)
    0.4
    0.3
    0.4
    0.4
    0.4
    0.4
    0.4
    0.3
    0.3
    Period of waves offshore (s)
    4
    4
    4
    4
    4
    4
    4
    4
    4
    Direction of waves offshore
    Friday (27 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 Light rain Light rain Light rain Light rain Light rain Light rain Light rain Overcast Overcast Cloudy Sunny day Sunny day Sunny day Sunny intervals Light shower night Cloudy Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    30%
    20%
    20%
    50%
    50%
    70%
    90%
    90%
    90%
    70%
    60%
    50%
    40%
    30%
    10%
    <5%
    10%
    40%
    60%
    40%
    30%
    10%
    20%
    10%
    Temperature (°C)
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SW
    13
    SW
    13
    SW
    12
    SW
    12
    SW
    12
    SW
    12
    SW
    12
    SW
    11
    WSW
    11
    W
    11
    W
    10
    WNW
    10
    WNW
    11
    WNW
    12
    WNW
    13
    WNW
    14
    WNW
    13
    W
    13
    W
    13
    WNW
    14
    WNW
    15
    WNW
    15
    WNW
    15
    WNW
    16
    Wind gust (mph)
    22
    21
    21
    21
    20
    21
    20
    20
    20
    19
    19
    19
    21
    23
    23
    23
    23
    26
    28
    27
    26
    26
    27
    26
    Visibility (description)
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    G
    G
    G
    VG
    G
    G
    G
    G
    G
    G
    G
    Humidity
    85%
    87%
    90%
    91%
    91%
    91%
    91%
    91%
    90%
    91%
    90%
    89%
    84%
    83%
    74%
    68%
    63%
    65%
    71%
    74%
    74%
    68%
    67%
    65%
    UV - - - - - 1 1 1 1 1 1 1 2 1 1 1 1 1 1 - - - - -
    Wind direction and speed (mph)
    13
    13
    12
    12
    12
    12
    12
    11
    11
    11
    10
    10
    11
    12
    13
    14
    13
    13
    13
    14
    15
    15
    15
    16
    Height of waves offshore (m)
    0.4
    0.4
    0.4
    0.4
    0.4
    0.3
    0.3
    0.3
    0.3
    0.3
    0.4
    0.4
    0.5
    0.5
    0.5
    0.5
    0.5
    0.5
    0.6
    0.8
    0.9
    1.0
    1.0
    1.1
    Period of waves offshore (s)
    4
    4
    5
    5
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    5
    5
    5
    5
    Direction of waves offshore
    Saturday (28 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 Clear night Clear night Clear night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Cloudy Light shower day Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Light shower day Light shower day Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Clear night
    Chance of precipitation
    10%
    10%
    <5%
    <5%
    <5%
    10%
    10%
    20%
    40%
    60%
    50%
    40%
    40%
    40%
    50%
    60%
    60%
    40%
    40%
    40%
    30%
    30%
    10%
    <5%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WNW
    16
    WNW
    15
    W
    14
    W
    14
    W
    15
    W
    15
    W
    16
    W
    18
    W
    20
    W
    21
    WNW
    22
    WNW
    23
    WNW
    22
    WNW
    21
    WNW
    20
    WNW
    19
    WNW
    18
    WNW
    17
    WNW
    16
    WNW
    15
    WNW
    14
    WNW
    13
    WNW
    12
    W
    11
    Wind gust (mph)
    25
    25
    27
    27
    28
    28
    30
    31
    35
    38
    39
    39
    39
    38
    37
    37
    36
    33
    29
    27
    24
    22
    20
    19
    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
    66%
    68%
    72%
    74%
    74%
    75%
    75%
    75%
    73%
    71%
    74%
    73%
    68%
    67%
    65%
    64%
    69%
    68%
    69%
    73%
    74%
    74%
    75%
    75%
    UV - - - - - 1 1 1 1 1 2 2 3 2 2 1 1 1 1 - - - - -
    Wind direction and speed (mph)
    16
    15
    14
    14
    15
    15
    16
    18
    20
    21
    22
    23
    22
    21
    20
    19
    18
    17
    16
    15
    14
    13
    12
    11
    Height of waves offshore (m)
    1.2
    1.2
    1.2
    1.2
    1.3
    1.3
    1.4
    1.5
    1.6
    1.7
    1.7
    1.7
    1.7
    1.8
    1.7
    1.7
    1.8
    1.8
    1.8
    1.7
    1.7
    1.6
    1.5
    1.4
    Period of waves offshore (s)
    6
    6
    6
    6
    6
    6
    6
    6
    7
    7
    7
    7
    7
    7
    7
    7
    7
    7
    7
    7
    7
    7
    7
    6
    Direction of waves offshore
    Sunday (29 March 2026)
    Time
    00:00
    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 Partly cloudy night Cloudy Cloudy Cloudy Cloudy Light rain Light rain Heavy rain Light rain Light rain Light rain Light shower day Cloudy 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%
    10%
    20%
    30%
    60%
    80%
    80%
    80%
    70%
    60%
    50%
    40%
    40%
    40%
    30%
    20%
    10%
    20%
    10%
    Temperature (°C)
    10°
    11°
    11°
    11°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WSW
    11
    WSW
    10
    SW
    10
    SW
    11
    SW
    11
    SW
    12
    SW
    13
    SW
    15
    SW
    17
    SW
    19
    SW
    21
    SW
    22
    WSW
    23
    WSW
    23
    WSW
    24
    WSW
    24
    W
    23
    W
    22
    W
    22
    W
    21
    W
    21
    W
    21
    W
    21
    Wind gust (mph)
    19
    19
    20
    22
    22
    24
    26
    30
    33
    37
    39
    40
    41
    41
    42
    41
    39
    38
    36
    36
    36
    36
    36
    Visibility (description)
    G
    VG
    VG
    VG
    G
    G
    G
    G
    G
    G
    M
    M
    M
    M
    M
    M
    G
    G
    M
    M
    M
    G
    G
    Humidity
    76%
    76%
    77%
    78%
    76%
    75%
    74%
    74%
    73%
    72%
    77%
    82%
    82%
    80%
    78%
    78%
    73%
    72%
    71%
    68%
    68%
    67%
    69%
    UV - - - - - 1 1 1 1 1 1 1 1 1 1 1 1 1 1 - - - -
    Wind direction and speed (mph)
    11
    10
    10
    11
    11
    12
    13
    15
    17
    19
    21
    22
    23
    23
    24
    24
    23
    22
    22
    21
    21
    21
    21
    Height of waves offshore (m)
    1.3
    1.0
    1.0
    0.9
    0.8
    0.7
    0.7
    0.6
    0.6
    0.7
    0.8
    1.0
    1.1
    1.1
    1.1
    1.2
    1.2
    1.1
    1.0
    1.0
    1.1
    1.1
    1.2
    Period of waves offshore (s)
    6
    6
    6
    5
    5
    5
    5
    5
    5
    5
    5
    5
    6
    6
    6
    5
    5
    5
    5
    5
    5
    5
    6
    Direction of waves offshore
    Monday (30 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 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 Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
    Chance of precipitation
    10%
    10%
    10%
    10%
    10%
    20%
    20%
    10%
    20%
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    <5%
    10%
    10%
    10%
    20%
    20%
    20%
    20%
    Temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    W
    21
    W
    21
    W
    21
    W
    21
    W
    20
    W
    19
    W
    19
    W
    19
    W
    18
    W
    18
    W
    18
    W
    18
    W
    18
    W
    18
    W
    18
    W
    17
    W
    17
    W
    16
    W
    15
    W
    14
    W
    13
    W
    12
    W
    12
    W
    12
    Wind gust (mph)
    34
    34
    31
    32
    31
    30
    29
    29
    29
    30
    30
    29
    28
    28
    29
    28
    27
    26
    25
    22
    21
    20
    19
    17
    Visibility (description)
    G
    G
    G
    G
    G
    G
    M
    M
    M
    M
    G
    G
    M
    M
    M
    M
    M
    G
    G
    G
    G
    M
    M
    M
    Humidity
    69%
    73%
    74%
    75%
    77%
    77%
    79%
    81%
    80%
    77%
    75%
    73%
    72%
    71%
    71%
    71%
    72%
    74%
    78%
    82%
    84%
    86%
    86%
    88%
    UV - - - - - - 1 1 1 1 1 2 2 2 2 1 1 1 1 1 - - - -
    Wind direction and speed (mph)
    21
    21
    21
    21
    20
    19
    19
    19
    18
    18
    18
    18
    18
    18
    18
    17
    17
    16
    15
    14
    13
    12
    12
    12
    Height of waves offshore (m)
    1.2
    1.2
    1.2
    1.2
    1.2
    1.2
    1.2
    1.2
    1.2
    1.2
    1.2
    1.3
    1.3
    1.3
    1.2
    1.2
    1.1
    1.1
    1.0
    0.9
    0.8
    0.8
    0.7
    0.6
    Period of waves offshore (s)
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    6
    5
    5
    5
    5
    5
    5
    5
    5
    Direction of waves offshore
    Tuesday (31 March 2026)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
    Chance of precipitation
    30%
    30%
    30%
    30%
    20%
    20%
    10%
    10%
    20%
    Temperature (°C)
    10°
    10°
    10°
    10°
    11°
    13°
    13°
    12°
    11°
    Feels like temperature (°C)
    10°
    Wind direction and speed (mph)
    W
    13
    W
    13
    W
    15
    W
    16
    W
    16
    W
    17
    WNW
    16
    W
    13
    WSW
    13
    Wind gust (mph)
    20
    25
    27
    28
    29
    29
    27
    22
    21
    Visibility (description)
    M
    M
    P
    M
    M
    M
    G
    G
    M
    Humidity
    89%
    90%
    92%
    92%
    87%
    79%
    75%
    79%
    84%
    UV - - - 1 1 2 1 1 -
    Wind direction and speed (mph)
    13
    13
    15
    16
    16
    17
    16
    13
    13
    Height of waves offshore (m)
    0.6
    0.6
    0.5
    0.7
    0.8
    0.8
    0.7
    0.6
    0.5
    Period of waves offshore (s)
    5
    4
    4
    4
    5
    5
    5
    4
    4
    Direction of waves offshore
    Wednesday (1 April 2026)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Overcast Overcast Overcast Cloudy Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    20%
    30%
    40%
    30%
    20%
    10%
    10%
    10%
    Temperature (°C)
    10°
    10°
    10°
    11°
    11°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    W
    12
    WSW
    12
    WSW
    12
    W
    14
    WNW
    17
    NW
    16
    NW
    15
    NW
    12
    Wind gust (mph)
    20
    20
    24
    29
    32
    29
    25
    21
    Visibility (description)
    M
    M
    P
    M
    M
    M
    G
    M
    Humidity
    86%
    88%
    89%
    82%
    73%
    68%
    70%
    78%
    UV - - 1 1 3 1 1 -
    Wind direction and speed (mph)
    12
    Height of waves offshore (m)
    0.6
    Period of waves offshore (s)
    4
    Direction of waves offshore

    Tide times

    Thursday 26 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

    Thursday 26 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

    Thursday 26 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

    Thursday 26 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

    Friday 27 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

    Friday 27 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

    Friday 27 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

    Friday 27 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

    Saturday 28 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

    Saturday 28 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

    Saturday 28 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

    Saturday 28 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

    Sunday 29 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

    Sunday 29 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

    Sunday 29 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

    Sunday 29 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

    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.

    Prestatyn Gronant Dunes (Beach) weather map

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    Wales weather forecast

    Headline:

    Dry and sunny, turning cloudy with rain later.

    Today:

    A chilly and sunny start with cloud building throughout the day but remaining largely dry until rain arrives across west Wales from mid-afternoon. Feeling less chilly thanks to lighter winds. Maximum temperature 9 °C.

    Tonight:

    Turning increasingly cloudy with thicker cloud continuing to push eastwards, outbreaks of rain becoming more widespread towards midnight with some heavy bursts over the high ground. A strengthening gusty wind. Minimum temperature 2 °C.

    Friday:

    A damp and overcast start to begin Friday with rain gradually clearing to the south and east. Turning somewhat drier and brighter by late afternoon with some brighter spells possible. Maximum temperature 10 °C.

    Outlook for Saturday to Monday:

    Brighter on Saturday with sunny spells and scattered blustery showers developing. Another spell of rain will arrive during Sunday, this clearing to bright spells and blustery showers Monday. Windy.

    Updated:

    UK long range weather forecast

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