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    ECMWF, GFS, ICON, GEM
    New: Official Warnings from National Meteorological Institutes Warning

    East Helena

    World / United States / Montana

    46°35'N / 111°54'W / Altitude 1185 m / 12:31 2026/04/21, America/Denver (UTC-6)

    clear sky 17 °C
    Wind speed 7 km/h
     
    Visibility 16 km
    Clouds 0 %

    Calculated from nearby stations (12:00 2026/04/21)

    Open Radar Map

    Weather for the next 24 hours

    13:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0000:00 tomorrow01:00 tomorrow02:00 tomorrow03:00 tomorrow04:00 tomorrow05:00 tomorrow06:00 tomorrow07:00 tomorrow08:00 tomorrow09:00 tomorrow10:00 tomorrow11:00 tomorrow12:00 tomorrow13:00 tomorrow
    clear sky
    23 °C
    0 mm
    0 %
    E
    13 km/h
    clear sky
    25 °C
    0 mm
    0 %
    E
    19 km/h
    overcast
    26 °C
    0 mm
    0 %
    S
    5 km/h
    clear sky with few clouds
    28 °C
    0 mm
    0 %
    S
    30 km/h
    high clouds
    28 °C
    0 mm
    0 %
    SW
    23 km/h
    overcast
    27 °C
    0 mm
    0 %
    SW
    27 km/h
    overcast
    25 °C
    0 mm
    0 %
    SW
    25 km/h
    overcast
    22 °C
    0 mm
    0 %
    S
    18 km/h
    high clouds
    20 °C
    0 mm
    0 %
    S
    17 km/h
    high clouds
    19 °C
    0 mm
    0 %
    S
    19 km/h
    high clouds
    18 °C
    0 mm
    0 %
    S
    17 km/h
    high clouds
    17 °C
    0 mm
    0 %
    S
    17 km/h
    high clouds
    17 °C
    0 mm
    0 %
    S
    15 km/h
    high clouds
    15 °C
    0 mm
    0 %
    SW
    9 km/h
    partly cloudy
    14 °C
    0 mm
    0 %
    SW
    13 km/h
    clear sky
    13 °C
    0 mm
    0 %
    SW
    17 km/h
    clear sky
    12 °C
    0 mm
    0 %
    SW
    10 km/h
    clear sky
    11 °C
    0 mm
    0 %
    SW
    19 km/h
    clear sky
    12 °C
    0 mm
    0 %
    SW
    19 km/h
    clear sky
    14 °C
    0 mm
    0 %
    SW
    13 km/h
    Gust:
    43 km/h
    clear sky
    16 °C
    0 mm
    0 %
    SW
    34 km/h
    Gust:
    54 km/h
    clear sky
    17 °C
    0 mm
    0 %
    SW
    36 km/h
    Gust:
    50 km/h
    overcast
    17 °C
    0 mm
    10 %
    SW
    37 km/h
    Gust:
    50 km/h
    overcast
    18 °C
    0 mm
    20 %
    SW
    37 km/h
    Gust:
    47 km/h
    overcast
    18 °C
    0 mm
    50 %
    SW
    27 km/h
    Gust:
    50 km/h

    Forecast

    00:0003:0006:0009:0012:0015:0018:0021:00
    high clouds
    17 °C
    0 mm
    0 %
    S
    17 km/h
    partly cloudy
    14 °C
    0 mm
    0 %
    SW
    13 km/h
    clear sky
    11 °C
    0 mm
    0 %
    SW
    19 km/h
    clear sky
    16 °C
    0 mm
    0 %
    SW
    34 km/h
    Gust:
    54 km/h
    overcast
    18 °C
    0 mm
    20 %
    SW
    37 km/h
    Gust:
    47 km/h
    overcast with light rain
    13 °C
    0.1 mm
    90 %
    SW
    26 km/h
    overcast with rain
    11 °C
    2 mm
    90 %
    W
    25 km/h
    Gust:
    43 km/h
    overcast
    8 °C
    0 mm
    50 %
    S
    9 km/h

    Meteogram

    780-1-2-3031145112718656913135141715105
    30
    25
    20
    15
    10
    5
    0
    -5
    Tue
    21
    partly cloudy
    Wed
    22
    overcast with light rain
    Thu
    23
    overcast with snow
    Fri
    24
    clear sky
    Sat
    25
    mostly cloudy
    Sun
    26
    overcast
    Mon
    27
    overcast
    Tue
    28
    overcast
    Wed
    29
    overcast with light rain
    Thu
    30
    partly cloudy
    Fri
    01
    mostly cloudy
    Sat
    02
    mixed with rain showers
    Sun
    03
    mostly cloudy
    Mon
    04
    overcast with rain

    Air quality (AQI)


    Air quality index (marked as AQI) is developed by Environmental Protection Agency. Values over 300 represents hazardous air quality, between 200-300 very unhealthy, 150-200 unhealthy, 100-150 unhealthy for sensitive groups and below 100 or rather below 50 the air quality is good.

    Sun and Moon

    Heading: Time:
    Phase: Altitude:


    Heading: Time:
    Illumination: Altitude:


    Date rise set rise Illumination


    Phase Time Length