Fan Brycheiniog (Powys) weather

Forecast days

Cloudy changing to heavy rain by early evening.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution

    7 day forecast for Fan Brycheiniog

    Today (7 September 2026)
    Time
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Cloudy Light rain Light rain Heavy rain Heavy rain Heavy rain Heavy rain
    Chance of precipitation
    20%
    50%
    80%
    90%
    ≥95%
    ≥95%
    ≥95%
    Temperature
    12°
    12°
    12°
    11°
    11°
    11°
    10°
    Feels like temperature (°C)
    Wind direction and speed
    WSW
    19
    WSW
    19
    WSW
    19
    WSW
    19
    WSW
    19
    SW
    21
    SW
    22
    Wind gust (mph)
    24
    23
    23
    22
    22
    24
    25
    Visibility
    M
    M
    P
    VP
    VP
    VP
    VP
    Humidity
    85%
    87%
    93%
    96%
    97%
    98%
    98%
    UV 1 1 1 - - - -
    Tuesday (8 September 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 Heavy rain Heavy rain Heavy rain Heavy rain Light rain Light rain Light rain Mist Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Overcast Overcast Cloudy Light shower day Light shower day Light shower day Light shower night Light shower night Light shower night Light shower night
    Chance of precipitation
    ≥95%
    ≥95%
    ≥95%
    90%
    90%
    80%
    50%
    40%
    20%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    20%
    40%
    50%
    60%
    70%
    60%
    70%
    70%
    80%
    Temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    11°
    11°
    11°
    11°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WSW
    21
    WSW
    21
    WSW
    20
    WSW
    19
    W
    19
    W
    18
    W
    17
    W
    17
    W
    17
    WNW
    19
    W
    19
    WNW
    21
    WNW
    21
    WNW
    21
    WNW
    21
    WNW
    22
    WNW
    22
    WNW
    22
    WNW
    21
    WNW
    21
    WNW
    19
    WNW
    19
    WNW
    19
    WNW
    19
    Wind gust (mph)
    24
    22
    22
    21
    21
    20
    19
    19
    17
    22
    25
    26
    26
    26
    26
    27
    27
    26
    25
    24
    23
    22
    22
    21
    Visibility (description)
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    P
    P
    M
    M
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    M
    P
    P
    P
    P
    Humidity
    98%
    98%
    98%
    98%
    97%
    97%
    97%
    94%
    91%
    87%
    85%
    78%
    73%
    67%
    67%
    74%
    74%
    78%
    79%
    82%
    90%
    92%
    91%
    92%
    UV - - - - - - 1 1 1 2 3 3 4 5 4 3 2 1 1 1 - - - -
    Wednesday (9 September 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 Light shower night Mist Mist Mist Mist Mist Mist Mist Mist Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny day Clear night Clear night Clear night Clear night
    Chance of precipitation
    70%
    50%
    40%
    30%
    40%
    50%
    50%
    50%
    40%
    40%
    30%
    20%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    10°
    10°
    11°
    11°
    11°
    11°
    11°
    11°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WNW
    19
    NW
    18
    NW
    18
    NW
    18
    NW
    18
    NW
    16
    NW
    16
    NW
    16
    NW
    16
    NW
    16
    NW
    16
    NW
    16
    NW
    16
    NW
    14
    NW
    14
    NW
    14
    NW
    13
    NW
    11
    NW
    11
    NW
    10
    WNW
    8
    WNW
    8
    W
    8
    WSW
    8
    Wind gust (mph)
    20
    19
    19
    19
    20
    18
    18
    18
    16
    19
    19
    19
    18
    18
    17
    17
    16
    15
    14
    11
    9
    9
    9
    8
    Visibility (description)
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    M
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    93%
    93%
    92%
    92%
    92%
    92%
    93%
    94%
    93%
    91%
    88%
    81%
    75%
    72%
    67%
    64%
    64%
    65%
    67%
    75%
    83%
    84%
    85%
    85%
    UV - - - - - - 1 1 1 2 3 3 4 5 4 2 2 1 1 1 - - - -
    Thursday (10 September 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 Partly cloudy night Partly cloudy night Mist Mist Mist Mist Mist Mist Light shower day Mist Mist Mist Mist Mist Mist Mist Light rain Light rain Light rain Light rain Light rain Light rain
    Chance of precipitation
    <5%
    <5%
    10%
    10%
    10%
    20%
    30%
    30%
    40%
    40%
    50%
    50%
    40%
    40%
    40%
    50%
    50%
    50%
    50%
    50%
    60%
    60%
    70%
    70%
    Temperature (°C)
    10°
    10°
    11°
    11°
    12°
    12°
    12°
    12°
    12°
    11°
    11°
    11°
    11°
    11°
    11°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SW
    7
    SSW
    8
    SSW
    8
    S
    9
    S
    10
    S
    10
    S
    11
    S
    14
    S
    14
    S
    14
    S
    15
    S
    17
    SSW
    18
    SSW
    19
    SSW
    19
    SSW
    19
    SSW
    19
    SSW
    19
    SSW
    19
    SSW
    21
    SSW
    20
    SSW
    19
    SSW
    19
    SSW
    19
    Wind gust (mph)
    7
    9
    9
    10
    11
    11
    13
    15
    15
    15
    18
    20
    21
    22
    22
    22
    22
    21
    21
    23
    21
    20
    20
    20
    Visibility (description)
    VG
    VG
    G
    G
    M
    M
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    VP
    VP
    VP
    VP
    Humidity
    85%
    85%
    85%
    85%
    84%
    86%
    87%
    88%
    87%
    88%
    91%
    92%
    88%
    85%
    83%
    84%
    87%
    88%
    91%
    95%
    97%
    96%
    98%
    99%
    UV - - - - - - 1 1 1 1 2 3 4 3 3 2 2 1 1 1 - - - -
    Friday (11 September 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 Light rain Light rain Light rain Light rain Light shower night Fog Fog Fog Fog Fog Mist Mist Mist Mist Sunny intervals Sunny intervals Sunny intervals Mist Mist Sunny intervals Partly cloudy night Mist Partly cloudy night Partly cloudy night
    Chance of precipitation
    70%
    70%
    70%
    60%
    50%
    50%
    40%
    40%
    30%
    30%
    20%
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    Temperature (°C)
    11°
    11°
    11°
    11°
    10°
    10°
    10°
    10°
    11°
    11°
    12°
    12°
    12°
    13°
    14°
    14°
    13°
    13°
    12°
    11°
    10°
    Feels like temperature (°C)
    10°
    10°
    11°
    11°
    11°
    11°
    10°
    10°
    Wind direction and speed (mph)
    SSW
    19
    SW
    19
    SW
    19
    SW
    18
    WSW
    18
    SW
    16
    WSW
    15
    W
    15
    W
    15
    WNW
    15
    WNW
    15
    WNW
    14
    WNW
    14
    WNW
    14
    WNW
    14
    WNW
    14
    WNW
    14
    NW
    14
    NW
    14
    NW
    13
    NW
    11
    NNW
    9
    N
    9
    NNE
    9
    Wind gust (mph)
    21
    21
    21
    20
    20
    18
    16
    16
    17
    16
    17
    17
    17
    17
    18
    19
    18
    17
    16
    14
    13
    10
    9
    10
    Visibility (description)
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    P
    P
    P
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    Humidity
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    97%
    95%
    93%
    87%
    84%
    78%
    76%
    76%
    76%
    77%
    84%
    88%
    90%
    90%
    91%
    UV - - - - - - 1 1 1 1 2 3 4 4 3 3 2 1 1 1 - - - -
    Saturday (12 September 2026)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Mist Mist Mist Mist Mist Mist Mist Fog Light rain
    Chance of precipitation
    10%
    10%
    20%
    20%
    30%
    30%
    40%
    40%
    60%
    Temperature (°C)
    12°
    13°
    13°
    11°
    10°
    Feels like temperature (°C)
    10°
    10°
    Wind direction and speed (mph)
    NE
    9
    E
    9
    ESE
    10
    ESE
    9
    S
    11
    SW
    13
    SW
    14
    SW
    14
    SSW
    14
    Wind gust (mph)
    10
    10
    11
    10
    17
    20
    20
    17
    18
    Visibility (description)
    M
    P
    P
    P
    P
    P
    P
    P
    VP
    Humidity
    92%
    93%
    95%
    96%
    84%
    78%
    78%
    89%
    95%
    UV - - - 1 2 3 1 1 -
    Sunday (13 September 2026)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light rain Light rain Drizzle Drizzle Mist Mist Fog Fog
    Chance of precipitation
    60%
    60%
    50%
    40%
    30%
    30%
    20%
    20%
    Temperature (°C)
    11°
    11°
    11°
    12°
    13°
    14°
    12°
    11°
    Feels like temperature (°C)
    10°
    11°
    11°
    10°
    10°
    Wind direction and speed (mph)
    SSW
    13
    SSW
    10
    SW
    9
    SW
    13
    WSW
    13
    WSW
    13
    WSW
    11
    SW
    9
    Wind gust (mph)
    18
    17
    17
    18
    19
    17
    12
    11
    Visibility (description)
    VP
    VP
    VP
    VP
    P
    P
    P
    VP
    Humidity
    96%
    97%
    97%
    95%
    90%
    87%
    93%
    97%
    UV - - 1 1 3 2 1 -

    UK video forecast

    Fan Brycheiniog weather map

    View the weather with our interactive map

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    Wales weather forecast

    Headline:

    A wet end to today. Sunshine and showers on Tuesday.

    This Evening and Tonight:

    Rain will spread across the country throughout the evening and night, turning heavy and persistent in places. Turning drier and clearer in the northwest towards dawn. Breezy, especially along northern and western coasts. Minimum temperature 11 °C.

    Tuesday:

    Overnight rain clearing east during the morning, with brighter skies following. A scattering of showers then moving in for the afternoon, some of which maybe heavy. Breezy and feeling cooler. Maximum temperature 19 °C.

    Outlook for Wednesday to Friday:

    Drier and brighter on Wednesday with spells of sunshine. Another band of rain then moves in for Thursday, before drier and brighter weather returns on Friday. Temperatures likely around average.

    Updated:

    UK long range weather forecast