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

    Karuizawa

    World / Japan / 長野県 (Nagano-ken)

    36°20'N / 138°35'E / Altitude 942 m / 07:24 2026/05/04, Asia/Tokyo (UTC+9)

    overcast with heavy rain 11 °C
    Wind speed 9 km/h
     
    Air pressure 998 hPa
    Visibility 5 km

    Calculated from nearby stations (06:00 2026/05/04)

    Open Radar Map

    Weather for the next 24 hours

    08:0009:0010:0011:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0000:00 tomorrow01:00 tomorrow02:00 tomorrow03:00 tomorrow04:00 tomorrow05:00 tomorrow06:00 tomorrow07:00 tomorrow08:00 tomorrow
    overcast with light rain
    15 °C
    0.1 mm
    60 %
    W
    9 km/h
    Gust:
    58 km/h
    mostly cloudy
    17 °C
    0 mm
    10 %
    SW
    17 km/h
    Gust:
    72 km/h
    clear sky with few clouds
    18 °C
    0 mm
    0 %
    SW
    30 km/h
    Gust:
    79 km/h
    partly cloudy
    18 °C
    0 mm
    0 %
    SW
    34 km/h
    Gust:
    90 km/h
    partly cloudy
    19 °C
    0 mm
    0 %
    SW
    34 km/h
    Gust:
    94 km/h
    partly cloudy
    19 °C
    0 mm
    0 %
    SW
    34 km/h
    Gust:
    90 km/h
    clear sky with few clouds
    18 °C
    0 mm
    0 %
    SW
    34 km/h
    Gust:
    90 km/h
    high clouds
    17 °C
    0 mm
    0 %
    W
    33 km/h
    Gust:
    90 km/h
    high clouds
    15 °C
    0 mm
    0 %
    W
    32 km/h
    Gust:
    90 km/h
    mostly cloudy
    13 °C
    0 mm
    0 %
    W
    26 km/h
    Gust:
    83 km/h
    high clouds
    12 °C
    0 mm
    0 %
    W
    18 km/h
    Gust:
    65 km/h
    mostly cloudy
    10 °C
    0 mm
    0 %
    W
    14 km/h
    Gust:
    58 km/h
    mostly cloudy
    9 °C
    0 mm
    0 %
    NW
    15 km/h
    Gust:
    61 km/h
    mostly cloudy
    8 °C
    0 mm
    0 %
    NW
    16 km/h
    Gust:
    68 km/h
    mostly cloudy
    6 °C
    0 mm
    0 %
    NW
    17 km/h
    Gust:
    72 km/h
    mostly cloudy
    6 °C
    0 mm
    0 %
    NW
    15 km/h
    Gust:
    68 km/h
    partly cloudy
    5 °C
    0 mm
    0 %
    W
    14 km/h
    Gust:
    65 km/h
    partly cloudy
    4 °C
    0 mm
    0 %
    W
    13 km/h
    Gust:
    61 km/h
    high clouds
    4 °C
    0 mm
    0 %
    W
    11 km/h
    Gust:
    58 km/h
    high clouds
    3 °C
    0 mm
    0 %
    W
    9 km/h
    Gust:
    54 km/h
    clear sky with few clouds
    3 °C
    0 mm
    0 %
    W
    9 km/h
    Gust:
    50 km/h
    clear sky
    2 °C
    0 mm
    0 %
    W
    9 km/h
    Gust:
    47 km/h
    high clouds
    3 °C
    0 mm
    0 %
    W
    9 km/h
    Gust:
    43 km/h
    high clouds
    5 °C
    0 mm
    0 %
    W
    9 km/h
    Gust:
    43 km/h
    clear sky with few clouds
    8 °C
    0 mm
    0 %
    W
    9 km/h
    Gust:
    50 km/h

    Forecast

    00:0003:0006:0009:0012:0015:0018:0021:00
    partly cloudy
    5 °C
    0 mm
    0 %
    W
    14 km/h
    Gust:
    65 km/h
    high clouds
    3 °C
    0 mm
    0 %
    W
    9 km/h
    Gust:
    54 km/h
    high clouds
    3 °C
    0 mm
    0 %
    W
    9 km/h
    Gust:
    43 km/h
    clear sky
    10 °C
    0 mm
    0 %
    W
    9 km/h
    Gust:
    50 km/h
    clear sky
    14 °C
    0 mm
    0 %
    SW
    4 km/h
    clear sky
    15 °C
    0 mm
    0 %
    SE
    13 km/h
    clear sky
    12 °C
    0 mm
    0 %
    E
    9 km/h
    clear sky
    8 °C
    0 mm
    0 %
    NE
    8 km/h

    Meteogram

    8348964411810910121915151919151622181818212221
    25
    20
    15
    10
    5
    0
    Mon
    04
    overcast with rain
    Tue
    05
    clear sky
    Wed
    06
    partly cloudy
    Thu
    07
    partly cloudy
    Fri
    08
    overcast
    Sat
    09
    mostly cloudy
    Sun
    10
    clear sky with few clouds
    Mon
    11
    partly cloudy
    Tue
    12
    overcast with rain
    Wed
    13
    mixed with rain showers
    Thu
    14
    mostly cloudy
    Fri
    15
    clear sky with few clouds
    Sat
    16
    mostly cloudy
    Sun
    17
    overcast

    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