Alwen Reservoir (Denbighshire) weather

Forecast days

Sunny intervals changing to partly cloudy by nighttime.
Sunrise iconSunrise:
Sunset iconSunset:
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    8 day forecast for Alwen Reservoir

    Today (19 May 2025)
    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 Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    20%
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    Temperature
    10°
    11°
    12°
    12°
    13°
    13°
    14°
    14°
    14°
    14°
    13°
    12°
    10°
    Feels like temperature (°C)
    10°
    11°
    11°
    12°
    12°
    12°
    12°
    12°
    12°
    11°
    Wind direction and speed
    ESE
    6
    ESE
    6
    ESE
    6
    ESE
    6
    E
    6
    E
    7
    E
    7
    E
    7
    E
    7
    E
    8
    E
    8
    ENE
    8
    ENE
    7
    ENE
    7
    ENE
    6
    NE
    5
    NE
    4
    NE
    3
    Wind gust (mph)
    14
    15
    16
    17
    18
    19
    20
    21
    21
    20
    21
    19
    18
    16
    14
    12
    11
    9
    Visibility
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    91%
    85%
    77%
    68%
    65%
    61%
    57%
    56%
    54%
    54%
    53%
    54%
    57%
    59%
    68%
    78%
    82%
    84%
    UV 1 1 2 3 4 5 6 5 5 4 3 2 1 1 1 1 - -
    Tuesday (20 May 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 Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny day Sunny intervals Sunny intervals Sunny intervals Light shower day Light shower day Light shower day Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    <5%
    <5%
    20%
    50%
    70%
    70%
    70%
    50%
    40%
    30%
    20%
    10%
    <5%
    <5%
    10%
    10%
    Temperature (°C)
    11°
    13°
    14°
    15°
    15°
    14°
    14°
    14°
    14°
    15°
    14°
    14°
    13°
    11°
    Feels like temperature (°C)
    10°
    13°
    14°
    14°
    14°
    13°
    12°
    13°
    13°
    14°
    14°
    13°
    12°
    10°
    Wind direction and speed (mph)
    NE
    3
    ENE
    3
    ESE
    3
    E
    3
    E
    3
    ESE
    3
    ESE
    3
    ESE
    3
    SE
    3
    S
    3
    SSW
    3
    W
    4
    NW
    5
    N
    7
    NNE
    7
    NE
    6
    N
    6
    NNW
    5
    NW
    5
    NW
    5
    NW
    4
    NW
    4
    NW
    3
    NW
    3
    Wind gust (mph)
    8
    9
    9
    9
    9
    8
    8
    7
    8
    8
    11
    15
    20
    21
    20
    18
    16
    15
    14
    12
    10
    10
    9
    8
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    VG
    VG
    VG
    VG
    VG
    Humidity
    85%
    84%
    85%
    85%
    86%
    87%
    85%
    80%
    74%
    65%
    57%
    53%
    48%
    56%
    61%
    62%
    58%
    58%
    59%
    61%
    67%
    77%
    81%
    83%
    UV - - - - - 1 1 1 2 3 4 4 5 5 4 4 3 2 1 1 1 1 - -
    Wednesday (21 May 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 Sunny intervals Sunny intervals Sunny day Sunny day Sunny day Sunny day Clear night
    Chance of precipitation
    10%
    20%
    20%
    20%
    30%
    30%
    20%
    <5%
    <5%
    Temperature (°C)
    13°
    15°
    15°
    14°
    Feels like temperature (°C)
    12°
    14°
    13°
    12°
    Wind direction and speed (mph)
    WNW
    3
    W
    3
    W
    3
    NW
    3
    N
    5
    N
    8
    N
    9
    NNW
    7
    NNW
    4
    Wind gust (mph)
    7
    7
    7
    12
    18
    21
    21
    15
    12
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    VG
    Humidity
    84%
    83%
    84%
    83%
    69%
    50%
    52%
    57%
    77%
    UV - - - 1 4 5 3 1 -
    Thursday (22 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Sunny intervals Sunny intervals Sunny day Sunny day Sunny day Sunny day Clear night
    Chance of precipitation
    <5%
    10%
    <5%
    10%
    10%
    <5%
    <5%
    <5%
    Temperature (°C)
    11°
    13°
    13°
    12°
    Feels like temperature (°C)
    10°
    11°
    11°
    10°
    Wind direction and speed (mph)
    NW
    4
    NW
    4
    NE
    5
    NNE
    7
    NNE
    9
    N
    10
    NNW
    8
    NNW
    5
    Wind gust (mph)
    12
    13
    18
    24
    26
    25
    19
    13
    Visibility (description)
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    Humidity
    79%
    83%
    77%
    62%
    46%
    46%
    50%
    74%
    UV - - 1 4 6 3 1 -
    Friday (23 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Sunny day Sunny day Sunny day Sunny day Sunny intervals Sunny intervals Cloudy
    Chance of precipitation
    <5%
    <5%
    10%
    10%
    20%
    20%
    20%
    30%
    Temperature (°C)
    12°
    14°
    14°
    13°
    Feels like temperature (°C)
    10°
    12°
    12°
    11°
    Wind direction and speed (mph)
    NW
    4
    WSW
    3
    WSW
    3
    WNW
    6
    WNW
    8
    NW
    9
    WNW
    7
    W
    5
    Wind gust (mph)
    10
    9
    15
    21
    22
    22
    14
    7
    Visibility (description)
    E
    VG
    VG
    E
    E
    VG
    VG
    VG
    Humidity
    82%
    83%
    75%
    55%
    47%
    48%
    57%
    87%
    UV - - 1 4 5 3 1 -
    Saturday (24 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Overcast Light rain Light rain Light rain Light rain Light rain Cloudy
    Chance of precipitation
    40%
    50%
    50%
    60%
    70%
    60%
    60%
    50%
    Temperature (°C)
    10°
    13°
    14°
    14°
    13°
    12°
    Feels like temperature (°C)
    11°
    13°
    13°
    12°
    10°
    Wind direction and speed (mph)
    WSW
    5
    SW
    6
    SW
    6
    SW
    8
    SW
    10
    SW
    10
    SW
    10
    SW
    7
    Wind gust (mph)
    7
    8
    17
    23
    26
    26
    24
    19
    Visibility (description)
    G
    G
    G
    M
    M
    G
    G
    G
    Humidity
    92%
    93%
    92%
    91%
    86%
    88%
    90%
    92%
    UV - - 1 2 2 2 1 -
    Sunday (25 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Cloudy Light shower day Light shower day Sunny intervals Sunny intervals Sunny intervals Partly cloudy night
    Chance of precipitation
    50%
    40%
    50%
    50%
    40%
    30%
    20%
    20%
    Temperature (°C)
    10°
    12°
    13°
    13°
    12°
    10°
    Feels like temperature (°C)
    10°
    11°
    11°
    10°
    Wind direction and speed (mph)
    SW
    7
    WSW
    7
    WSW
    7
    WSW
    10
    WSW
    11
    WSW
    11
    WSW
    10
    SW
    7
    Wind gust (mph)
    17
    17
    21
    26
    27
    27
    21
    13
    Visibility (description)
    M
    G
    G
    G
    G
    VG
    VG
    VG
    Humidity
    91%
    92%
    91%
    83%
    72%
    68%
    74%
    87%
    UV - - 1 3 4 3 1 -
    Monday (26 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Sunny intervals Light shower day Light shower day Sunny intervals Sunny intervals Sunny intervals Cloudy
    Chance of precipitation
    30%
    40%
    50%
    50%
    50%
    40%
    20%
    30%
    Temperature (°C)
    11°
    12°
    13°
    12°
    Feels like temperature (°C)
    10°
    10°
    10°
    Wind direction and speed (mph)
    WSW
    6
    SW
    6
    WSW
    6
    WSW
    9
    WSW
    11
    WSW
    11
    WSW
    10
    SW
    6
    Wind gust (mph)
    12
    15
    20
    26
    28
    26
    19
    13
    Visibility (description)
    G
    G
    G
    G
    G
    G
    VG
    G
    Humidity
    89%
    91%
    88%
    81%
    73%
    70%
    72%
    90%
    UV - - 1 4 4 3 1 -

    UK video forecast

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    Wales weather forecast

    Headline:

    Scattered showers and sunny spells this week.

    Today:

    Rather cloudy overall, though some bright or sunny spells emerging. Scattered showers developing, perhaps heavy and thundery in places with gusty winds. Feeling less warm than the weekend. Maximum temperature 19 °C.

    Tonight:

    Showers becoming more isolated, though potentially lingering in the north until the end of the night. Largely clear skies developing in the south. Locally chilly in rural spots. Minimum temperature 4 °C.

    Tuesday:

    A fine start with some bright spells. Showers again bubbling up into the afternoon, possibly heavy and thundery. Feeling pleasant in any intermediary sunshine. Maximum temperature 20 °C.

    Outlook for Wednesday to Friday:

    Continuing chance of showers on Wednesday, again potentially heavy and thundery. Drier on Thursday and Friday with bright or sunny spells. Still locally chilly overnight under clear skies.

    Updated:

    UK long range weather forecast

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