Notice of NWS' New Version of Forecast
A new version of Forecast will launch Janurary 10, 2017.
Click here to visit the new site for details.

Heavy snow expected over the Inter-mountain West; Lake Effect Snow will finally diminish on Saturday

A series of storm systems will continue bring heavy snowfall to much of the Inter-mountain West through the weekend. Snow will also spread onto the northern Plains, with travel difficulties possible. Heavy lake-effect snow will finally begin to diminish on Saturday in the Great Lakes where significant travel hazards have been observed. Read More >

Current conditions at

Alturas (KAAT)

Lat: 41.48362°NLon: 120.5615°WElev: 4383ft.

Lt Rain

39°F

4°C

Humidity 100%
Wind Speed calm
Barometer 29.98 in
Dewpoint 39°F (4°C)
Visibility 8.00 mi
Last update 09 Dec 10:20 pm PST
Extended Forecast for

11 Miles ENE Bieber CA

Winter Weather Advisory until December 10, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 10, 10:00am

    NOW until
    10:00am Sat

    Winter Weather Advisory

  • Tonight

    Tonight: Rain.  Temperature rising to around 41 by 5am. West southwest wind around 14 mph, with gusts as high as 22 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Rain

    Low: 35 °F

  • Saturday

    Saturday: Rain showers before 4pm, then a chance of rain and snow showers.  High near 41. West southwest wind 8 to 11 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Rain then
    Rain/Snow

    High: 41 °F

  • Saturday
    Night

    Saturday Night: A chance of rain and snow showers before 10pm, then a slight chance of snow showers after 4am.  Mostly cloudy, with a low around 24. Southwest wind 5 to 9 mph.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

    Low: 24 °F

  • Sunday

    Sunday: A slight chance of snow showers before 10am, then a slight chance of snow after 10am.  Mostly cloudy, with a high near 37. West southwest wind 5 to 9 mph.  Chance of precipitation is 20%.

    Slight Chance
    Snow Showers

    High: 37 °F

  • Sunday
    Night

    Sunday Night: A slight chance of snow showers before 4am, then a slight chance of rain and snow showers.  Mostly cloudy, with a low around 25. Southwest wind 7 to 10 mph.  Chance of precipitation is 20%.

    Slight Chance
    Snow then
    Slight Chance
    Rain/Snow

    Low: 25 °F

  • Monday

    Monday: A slight chance of rain and snow showers before 10am, then a slight chance of snow showers.  Mostly cloudy, with a high near 38. Chance of precipitation is 20%.

    Slight Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

    High: 38 °F

  • Monday
    Night

    Monday Night: Rain and snow showers likely, becoming all snow after 4am.  Cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Rain/Snow
    Likely

    Low: 28 °F

  • Tuesday

    Tuesday: A chance of snow before 10am, then a chance of rain and snow.  Cloudy, with a high near 38.

    Chance
    Rain/Snow

    High: 38 °F

Detailed Forecast

Tonight
Rain. Temperature rising to around 41 by 5am. West southwest wind around 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Rain showers before 4pm, then a chance of rain and snow showers. High near 41. West southwest wind 8 to 11 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Saturday Night
A chance of rain and snow showers before 10pm, then a slight chance of snow showers after 4am. Mostly cloudy, with a low around 24. Southwest wind 5 to 9 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday
A slight chance of snow showers before 10am, then a slight chance of snow after 10am. Mostly cloudy, with a high near 37. West southwest wind 5 to 9 mph. Chance of precipitation is 20%.
Sunday Night
A slight chance of snow showers before 4am, then a slight chance of rain and snow showers. Mostly cloudy, with a low around 25. Southwest wind 7 to 10 mph. Chance of precipitation is 20%.
Monday
A slight chance of rain and snow showers before 10am, then a slight chance of snow showers. Mostly cloudy, with a high near 38. Chance of precipitation is 20%.
Monday Night
Rain and snow showers likely, becoming all snow after 4am. Cloudy, with a low around 28. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Tuesday
A chance of snow before 10am, then a chance of rain and snow. Cloudy, with a high near 38.
Tuesday Night
A chance of rain and snow showers. Cloudy, with a low around 29.
Wednesday
A chance of rain and snow showers before 10am, then a chance of rain showers. Cloudy, with a high near 38.
Wednesday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 28.
Thursday
A chance of rain and snow. Mostly cloudy, with a high near 39.
Thursday Night
A chance of rain and snow. Mostly cloudy, with a low around 24.
Friday
A chance of snow. Mostly cloudy, with a high near 31.
Click Map For Forecast
Point Forecast:
11 Miles ENE Bieber CA
 41.2°N 120.93°W (Elev. 4400 ft)
8:00 pm PST Dec 9, 2016
10pm PST Dec 9, 2016-6pm PST Dec 16, 2016
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database