• Login
  • Premium
  • myVentusky
  • Forecast
  • Wind Animation
    ECMWF, GFS, ICON, GEM
    New: Official Warnings from National Meteorological Institutes Warning

    Grass Valley

    World / United States / California

    39°13'N / 121°3'W / Altitude 752 m / 11:43 2026/04/21, America/Los_Angeles (UTC-7)

    overcast 6 °C
    Wind speed 15 km/h
     
    Humidity 93 %
    Visibility 1 km
    Clouds 100 %
    Cloud base 152 m

    Weather report from station Grass Valley, Distance: 5 km (11:15 2026/04/21)

    Open Radar Map

    Weather for the next 24 hours

    12:0013:0014:0015:0016:0017:0018:0019:0020:0021:0022:0023:0000:00 tomorrow01:00 tomorrow02:00 tomorrow03:00 tomorrow04:00 tomorrow05:00 tomorrow06:00 tomorrow07:00 tomorrow08:00 tomorrow09:00 tomorrow10:00 tomorrow11:00 tomorrow12:00 tomorrow
    overcast
    9 °C
    0 mm
    50 %
    S
    17 km/h
    overcast with rain
    6 °C
    1 mm
    100 %
    NW
    8 km/h
    overcast with heavy rain
    6 °C
    5 mm
    100 %
    W
    14 km/h
    overcast with rain
    8 °C
    4 mm
    100 %
    S
    13 km/h
    overcast with heavy rain
    7 °C
    5 mm
    100 %
    W
    13 km/h
    overcast with rain
    7 °C
    2 mm
    100 %
    SW
    8 km/h
    overcast with rain
    6 °C
    3 mm
    100 %
    S
    9 km/h
    overcast with rain
    6 °C
    0.9 mm
    100 %
    S
    15 km/h
    overcast
    6 °C
    0 mm
    50 %
    S
    13 km/h
    overcast
    6 °C
    0 mm
    50 %
    S
    15 km/h
    overcast
    6 °C
    0 mm
    50 %
    S
    15 km/h
    overcast
    6 °C
    0 mm
    50 %
    S
    15 km/h
    overcast
    5 °C
    0 mm
    50 %
    SW
    16 km/h
    overcast
    5 °C
    0 mm
    50 %
    SW
    17 km/h
    overcast
    5 °C
    0 mm
    50 %
    SW
    15 km/h
    partly cloudy
    5 °C
    0 mm
    50 %
    S
    16 km/h
    clear sky with few clouds
    4 °C
    0 mm
    50 %
    S
    15 km/h
    overcast with light rain
    4 °C
    0.3 mm
    90 %
    S
    14 km/h
    overcast with rain
    3 °C
    1 mm
    90 %
    S
    13 km/h
    overcast with light rain
    3 °C
    0.3 mm
    90 %
    SE
    13 km/h
    overcast
    3 °C
    0 mm
    50 %
    S
    17 km/h
    overcast with light rain
    4 °C
    0.1 mm
    90 %
    S
    13 km/h
    overcast with rain
    4 °C
    0.5 mm
    90 %
    S
    11 km/h
    overcast with rain
    5 °C
    0.5 mm
    80 %
    SE
    8 km/h
    overcast
    7 °C
    0 mm
    50 %
    S
    7 km/h

    Forecast

    02:0005:0008:0011:0014:0017:0020:0023:00
    overcast
    5 °C
    0 mm
    50 %
    SW
    15 km/h
    overcast with light rain
    4 °C
    0.3 mm
    90 %
    S
    14 km/h
    overcast with rain
    3 °C
    1.3 mm
    90 %
    S
    17 km/h
    overcast with rain
    5 °C
    1.1 mm
    90 %
    SE
    8 km/h
    overcast with rain
    8 °C
    0.5 mm
    90 %
    NW
    1 km/h
    partly cloudy
    9 °C
    0 mm
    40 %
    W
    3 km/h
    clear sky
    7 °C
    0 mm
    10 %
    NE
    6 km/h
    clear sky
    6 °C
    0 mm
    10 %
    NE
    8 km/h

    Meteogram

    634456477564648918171614171781614161416
    20
    18
    16
    14
    12
    10
    8
    6
    4
    2
    Tue
    21
    overcast with rain
    Wed
    22
    overcast with rain
    Thu
    23
    clear sky
    Fri
    24
    overcast
    Sat
    25
    partly cloudy
    Sun
    26
    mostly cloudy
    Mon
    27
    mostly cloudy
    Tue
    28
    mixed with rain showers
    Wed
    29
    mixed with rain showers
    Thu
    30
    overcast
    Fri
    01
    clear sky with few clouds
    Sat
    02
    partly cloudy
    Sun
    03
    mixed with rain showers
    Mon
    04
    high 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