Slievemartin (County Down) weather

Forecast days

Cloudy changing to light rain by late morning.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution
No pollen data.

    7 day forecast for Slievemartin

    Today (18 September 2025)
    Time
    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 Sunny intervals Cloudy Light rain Light rain Light rain Light rain Heavy rain Heavy rain Heavy rain Light rain Light shower day Light shower day Fog Fog Fog Fog Fog
    Chance of precipitation
    <5%
    <5%
    10%
    10%
    50%
    60%
    70%
    80%
    80%
    80%
    80%
    70%
    60%
    60%
    50%
    40%
    30%
    30%
    30%
    Temperature
    10°
    10°
    10°
    11°
    11°
    12°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    Feels like temperature (°C)
    10°
    11°
    12°
    12°
    12°
    11°
    11°
    11°
    11°
    Wind direction and speed
    SSW
    8
    SSW
    7
    SE
    6
    SE
    6
    SE
    7
    SE
    8
    SE
    9
    SE
    10
    SE
    11
    SE
    11
    SE
    12
    SSE
    13
    S
    15
    S
    17
    S
    17
    SSW
    16
    SSW
    16
    SSW
    16
    SSW
    17
    Wind gust (mph)
    21
    18
    17
    20
    22
    20
    17
    16
    15
    18
    21
    23
    23
    26
    28
    27
    28
    29
    28
    Visibility
    E
    VG
    VG
    VG
    VG
    VG
    VG
    G
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    VP
    Humidity
    87%
    88%
    89%
    87%
    86%
    88%
    89%
    90%
    94%
    96%
    97%
    97%
    96%
    96%
    96%
    96%
    96%
    96%
    96%
    UV - - 1 1 1 1 2 2 2 2 2 1 1 1 1 - - - -
    Friday (19 September 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 Fog Fog Mist Mist 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 Partly cloudy night Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    40%
    40%
    40%
    30%
    30%
    40%
    30%
    20%
    30%
    20%
    20%
    30%
    30%
    30%
    20%
    20%
    10%
    20%
    20%
    20%
    30%
    30%
    30%
    30%
    Temperature (°C)
    13°
    13°
    13°
    13°
    12°
    12°
    11°
    11°
    10°
    11°
    11°
    11°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    11°
    11°
    10°
    10°
    10°
    Feels like temperature (°C)
    11°
    11°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    Wind direction and speed (mph)
    SSW
    16
    SSW
    16
    SSW
    15
    SW
    14
    SW
    14
    SW
    12
    SW
    10
    SW
    8
    SW
    8
    SW
    8
    SW
    8
    SSW
    9
    SW
    10
    SW
    10
    SW
    11
    SW
    11
    SW
    10
    SW
    10
    SW
    9
    SSW
    8
    SSE
    7
    ESE
    6
    NW
    6
    NNE
    6
    Wind gust (mph)
    27
    26
    25
    24
    23
    21
    19
    18
    19
    20
    21
    20
    19
    18
    15
    15
    14
    14
    11
    10
    9
    8
    8
    8
    Visibility (description)
    VP
    VP
    VP
    P
    P
    E
    E
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    Humidity
    96%
    95%
    94%
    93%
    92%
    91%
    92%
    92%
    92%
    90%
    88%
    83%
    79%
    76%
    72%
    70%
    72%
    76%
    80%
    83%
    85%
    88%
    88%
    88%
    UV - - - - - - - 1 1 1 2 2 3 3 3 2 1 1 1 1 - - - -
    Saturday (20 September 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 Cloudy Partly cloudy night Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Heavy rain Heavy rain Heavy rain
    Chance of precipitation
    30%
    30%
    40%
    30%
    30%
    30%
    40%
    40%
    40%
    40%
    30%
    40%
    50%
    60%
    60%
    60%
    60%
    60%
    60%
    60%
    60%
    70%
    70%
    70%
    Temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    ENE
    6
    NE
    6
    NE
    7
    NE
    7
    NE
    8
    NE
    8
    NNE
    9
    NNE
    9
    N
    9
    NNE
    10
    NNE
    10
    N
    11
    NNE
    12
    NNE
    12
    NNE
    13
    NNE
    13
    N
    14
    NNE
    15
    N
    15
    N
    15
    N
    16
    N
    17
    N
    18
    N
    20
    Wind gust (mph)
    9
    11
    13
    12
    12
    12
    13
    14
    15
    14
    15
    16
    16
    17
    18
    19
    20
    17
    17
    22
    26
    27
    30
    32
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    Humidity
    89%
    90%
    91%
    91%
    91%
    91%
    91%
    90%
    90%
    89%
    87%
    84%
    83%
    83%
    83%
    82%
    83%
    84%
    85%
    86%
    87%
    88%
    88%
    88%
    UV - - - - - - - 1 1 1 1 1 2 2 1 2 1 1 1 1 - - - -
    Sunday (21 September 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 Light rain Light rain Light rain Light rain Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Light shower day Light shower day Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Clear night Clear night
    Chance of precipitation
    70%
    60%
    60%
    50%
    50%
    40%
    40%
    30%
    30%
    30%
    40%
    40%
    40%
    50%
    50%
    60%
    50%
    40%
    30%
    20%
    20%
    10%
    10%
    10%
    Temperature (°C)
    Feels like temperature (°C)
    -1°
    Wind direction and speed (mph)
    N
    21
    N
    22
    N
    22
    N
    22
    N
    21
    N
    20
    N
    19
    N
    18
    NNW
    17
    NNW
    17
    NNW
    18
    N
    19
    N
    19
    N
    20
    N
    19
    N
    19
    N
    20
    N
    19
    N
    18
    N
    17
    N
    15
    N
    14
    N
    14
    N
    13
    Wind gust (mph)
    33
    34
    34
    33
    34
    32
    34
    32
    30
    32
    36
    32
    33
    35
    33
    33
    33
    30
    28
    27
    26
    25
    24
    23
    Visibility (description)
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    88%
    87%
    88%
    86%
    88%
    87%
    85%
    84%
    82%
    79%
    76%
    73%
    68%
    67%
    66%
    66%
    62%
    64%
    67%
    72%
    76%
    78%
    79%
    79%
    UV - - - - - - - 1 1 1 2 2 3 4 3 2 2 1 1 1 - - - -
    Monday (22 September 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 Clear night Clear night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night No weather symbol data No weather symbol data No weather symbol data
    Chance of precipitation
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    20%
    10%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    Temperature (°C)
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    N
    12
    N
    11
    N
    11
    N
    10
    N
    10
    N
    10
    N
    10
    N
    9
    N
    9
    N
    10
    N
    11
    N
    13
    N
    13
    N
    13
    N
    13
    N
    13
    N
    13
    N
    13
    N
    12
    N
    10
    N
    8
    NNE
    8
    NE
    8
    Wind gust (mph)
    23
    22
    21
    20
    19
    19
    19
    18
    18
    17
    18
    21
    21
    22
    21
    20
    20
    17
    16
    13
    12
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    81%
    83%
    83%
    84%
    84%
    84%
    84%
    84%
    84%
    79%
    74%
    66%
    60%
    57%
    58%
    59%
    59%
    62%
    68%
    75%
    80%
    84%
    87%
    88%
    UV - - - - - - - 1 1 1 2 3 3 3 3 2 1 1 1 1 - - - -
    Tuesday (23 September 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols No weather symbol data Partly cloudy night Partly cloudy night Sunny intervals Overcast Overcast Cloudy Cloudy Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    10%
    10%
    <5%
    <5%
    <5%
    Temperature (°C)
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    NW
    6
    NW
    6
    NW
    6
    NW
    9
    NNW
    12
    NNW
    12
    NNW
    9
    NNW
    6
    Wind gust (mph)
    7
    7
    7
    15
    15
    13
    10
    7
    Visibility (description)
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    G
    Humidity
    90%
    91%
    93%
    93%
    80%
    66%
    62%
    79%
    90%
    UV - - - 1 2 3 1 1 -
    Wednesday (24 September 2025)
    Time
    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 Cloudy Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    Temperature (°C)
    11°
    11°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    NW
    5
    WNW
    5
    NW
    5
    NW
    8
    ESE
    12
    SSE
    13
    SE
    9
    SE
    7
    Wind gust (mph)
    6
    6
    6
    14
    15
    13
    10
    8
    Visibility (description)
    G
    G
    G
    VG
    VG
    VG
    VG
    G
    Humidity
    93%
    95%
    96%
    82%
    66%
    65%
    85%
    93%
    UV - - 1 2 3 1 1 -

    UK video forecast

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    Northern Ireland weather forecast

    Headline:

    Dry this morning, some rain spreading northeast this afternoon.

    Today:

    This morning will be dry with some brightness. Thickening cloud will bring outbreaks of rain from the southwest during this afternoon, becoming drier in the west later. Maximum temperature 18 °C.

    Tonight:

    Outbreaks of rain across the east will die out this evening. Then the rest of the night will be dry with some lengthy clear periods. Minimum temperature 10 °C.

    Friday:

    Chance of a little rain across the far southeast at first otherwise it will be dry with some brightness. Maximum temperature 17 °C.

    Outlook for Saturday to Monday:

    Cloudy on Saturday with rain likely across the east, becoming windy later. A colder day on Sunday with showers. Bright with fewer showers on Monday.

    Updated:

    UK long range weather forecast

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