Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Alturas (KAAT)

Lat: 41.48362°NLon: 120.5615°WElev: 4383.0ft.

Mostly Cloudy

48°F

9°C

Humidity 87%
Wind Speed N 0 MPH
Barometer 29.89 in (1012.19 mb)
Dewpoint 45°F (7°C)
Visibility 10.00 mi
Last update 10 Apr 09:00 AM PDT
Extended Forecast for

6 Miles SSE Canby CA

  • Today

    Today: Rain and possibly a thunderstorm before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm.  Snow level 7800 feet. High near 53. South southeast wind 5 to 11 mph becoming west southwest in the afternoon.  Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 53 °F

    Showers

  • Tonight

    Tonight: A chance of rain before 4am, then a slight chance of rain and snow.  Snow level 7200 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 37. South wind 5 to 8 mph.  Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 37 °F

    Chance Rain
    then Slight
    Chance
    Rain/Snow

  • Saturday

    Saturday: Rain, possibly mixed with snow showers, becoming all rain after 2pm. Some thunder is also possible.  Snow level 6000 feet rising to 6500 feet in the afternoon. High near 47. South southwest wind 9 to 14 mph, with gusts as high as 21 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 47 °F

    Rain/Snow

  • Saturday Night

    Saturday Night: Rain, possibly mixed with snow.  Snow level 6500 feet lowering to 5700 feet after midnight . Low around 34. South southwest wind 6 to 11 mph becoming east southeast in the evening.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    Low: 34 °F

    Rain/Snow
    then
    Rain/Snow
    Likely

  • Sunday

    Sunday: Snow.  High near 40. West southwest wind 6 to 10 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 33. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Snow Likely

  • Monday

    Monday: Snow likely before 2pm, then rain likely, possibly mixed with snow between 2pm and 5pm, then rain likely after 5pm.  Mostly cloudy, with a high near 42. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 42 °F

    Snow Likely
    then
    Rain/Snow
    Likely

  • Monday Night

    Monday Night: A slight chance of rain, mixing with snow after 8pm, then gradually ending.  Mostly cloudy, with a low around 31.

    Low: 31 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 50.

    High: 50 °F

    Partly Sunny

Detailed Forecast

Today
Rain and possibly a thunderstorm before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of rain and thunderstorms after 5pm. Snow level 7800 feet. High near 53. South southeast wind 5 to 11 mph becoming west southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of rain before 4am, then a slight chance of rain and snow. Snow level 7200 feet lowering to 6100 feet after midnight . Mostly cloudy, with a low around 37. South wind 5 to 8 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
Rain, possibly mixed with snow showers, becoming all rain after 2pm. Some thunder is also possible. Snow level 6000 feet rising to 6500 feet in the afternoon. High near 47. South southwest wind 9 to 14 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Saturday Night
Rain, possibly mixed with snow. Snow level 6500 feet lowering to 5700 feet after midnight . Low around 34. South southwest wind 6 to 11 mph becoming east southeast in the evening. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Sunday
Snow. High near 40. West southwest wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 33. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday
Snow likely before 2pm, then rain likely, possibly mixed with snow between 2pm and 5pm, then rain likely after 5pm. Mostly cloudy, with a high near 42. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Monday Night
A slight chance of rain, mixing with snow after 8pm, then gradually ending. Mostly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 50.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
A slight chance of rain. Snow level 6300 feet rising to 7000 feet in the afternoon. Partly sunny, with a high near 51.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles SSE Canby CA
 41.37°N 120.83°W (Elev. 5515 ft)
4:41 am PDT Apr 10, 2026
9am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
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