• Login
  • Premium
  • myVentusky
  • About
    • Wind Animation
    ECMWF, GFS, ICON, GEM
    New: ECMWF model in high resolution with hourly forecast steps ECMWF

    Karuizawa

    World / Japan / 長野県 (Nagano-ken)

    36°20'N / 138°35'E / Altitude 942 m / 10:23 2025/12/11, Asia/Tokyo (UTC+9)

    5.2 °C
    Wind speed 5 km/h
     
    Visibility 20 km

    Weather report from station Karuizawa Mountain, Distance: 5 km (10:00 2025/12/11)

    Open Radar Map

    Weather for the next 24 hours

    11:0012:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0000:00 tomorrow01:00 tomorrow02:00 tomorrow03:00 tomorrow04:00 tomorrow05:00 tomorrow06:00 tomorrow07:00 tomorrow08:00 tomorrow09:00 tomorrow10:00 tomorrow11:00 tomorrow
    partly cloudy
    5 °C
    0 mm
    0 %
    S
    5 km/h
    Gust:
    43 km/h
    		 clear sky
    7 °C
    0 mm
    0 %
    S
    9 km/h
    Gust:
    50 km/h
    		 clear sky
    9 °C
    0 mm
    0 %
    SW
    15 km/h
    Gust:
    47 km/h
    		 clear sky
    9 °C
    0 mm
    0 %
    SW
    23 km/h
    Gust:
    50 km/h
    		 clear sky
    8 °C
    0 mm
    0 %
    SW
    26 km/h
    Gust:
    58 km/h
    		 clear sky
    6 °C
    0 mm
    0 %
    SW
    29 km/h
    Gust:
    65 km/h
    		 overcast
    6 °C
    0 mm
    0 %
    W
    29 km/h
    Gust:
    97 km/h
    		 clear sky with few clouds
    5 °C
    0 mm
    0 %
    W
    29 km/h
    Gust:
    97 km/h
    		 clear sky with few clouds
    5 °C
    0 mm
    10 %
    SW
    27 km/h
    Gust:
    104 km/h
    		 clear sky with few clouds
    5 °C
    0 mm
    10 %
    W
    27 km/h
    Gust:
    97 km/h
    		 partly cloudy
    5 °C
    0 mm
    10 %
    W
    24 km/h
    Gust:
    94 km/h
    		 overcast with light rain
    4 °C
    0.1 mm
    60 %
    W
    23 km/h
    Gust:
    83 km/h
    		 overcast with rain
    3 °C
    1 mm
    70 %
    NW
    19 km/h
    Gust:
    79 km/h
    		 overcast with rain
    1 °C
    0.8 mm
    80 %
    NW
    17 km/h
    Gust:
    68 km/h
    		 overcast with snow
    0 °C
    0.4 cm
    90 %
    NW
    17 km/h
    Gust:
    72 km/h
    		 overcast with snow
    -1 °C
    0.1 cm
    90 %
    NW
    17 km/h
    Gust:
    68 km/h
    		 overcast with snow
    -1 °C
    0 cm
    50 %
    NW
    19 km/h
    Gust:
    72 km/h
    		 partly cloudy
    -2 °C
    0 mm
    20 %
    W
    18 km/h
    Gust:
    72 km/h
    		 mostly cloudy
    -3 °C
    0 mm
    10 %
    NW
    22 km/h
    Gust:
    76 km/h
    		 clear sky with few clouds
    -3 °C
    0 mm
    0 %
    NW
    24 km/h
    Gust:
    83 km/h
    		 clear sky with few clouds
    -4 °C
    0 mm
    0 %
    NW
    27 km/h
    Gust:
    90 km/h
    		 clear sky with few clouds
    -4 °C
    0 mm
    0 %
    W
    29 km/h
    Gust:
    97 km/h
    		 clear sky with few clouds
    -4 °C
    0 mm
    0 %
    W
    29 km/h
    Gust:
    101 km/h
    		 clear sky
    -3 °C
    0 mm
    0 %
    W
    29 km/h
    Gust:
    101 km/h
    		 clear sky
    -2 °C
    0 mm
    0 %
    NW
    30 km/h
    Gust:
    65 km/h

    Forecast

    00:0003:0006:0009:0012:0015:0018:0021:00
    overcast with rain
    1 °C
    1.9 mm
    80 %
    NW
    17 km/h
    Gust:
    68 km/h
    		 overcast with snow
    -1 °C
    0.5 cm
    90 %
    NW
    19 km/h
    Gust:
    72 km/h
    		 clear sky with few clouds
    -3 °C
    0 mm
    20 %
    NW
    24 km/h
    Gust:
    83 km/h
    		 clear sky with few clouds
    -4 °C
    0 mm
    0 %
    W
    29 km/h
    Gust:
    101 km/h
    		 clear sky
    -2 °C
    0 mm
    0 %
    NW
    30 km/h
    Gust:
    65 km/h
    		 clear sky
    -3 °C
    0 mm
    0 %
    NW
    21 km/h
    Gust:
    86 km/h
    		 clear sky
    -4 °C
    0 mm
    0 %
    W
    15 km/h
    Gust:
    61 km/h
    		 clear sky
    -5 °C
    0 mm
    0 %
    W
    17 km/h
    Gust:
    68 km/h

    Meteogram

    -1-5-5-3-2-4-2-1-11001-2810813648109972
    12
    10
    8
    6
    4
    2
    0
    -2
    -4
    -6
    Th
    11
    clear sky with few clouds    		Fr
    12
    clear sky    		Sa
    13
    partly cloudy    		Su
    14
    overcast with light rain    		Mo
    15
    clear sky with few clouds    		Tu
    16
    clear sky with few clouds    		We
    17
    partly cloudy    		Th
    18
    clear sky    		Fr
    19
    clear sky    		Sa
    20
    clear sky    		Su
    21
    clear sky with few clouds    		Mo
    22
    clear sky with few clouds    		Tu
    23
    overcast with heavy rain    		We
    24
    clear sky with few clouds

    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