Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

Alturas (KAAT)

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

Overcast

43°F

6°C

Humidity 60%
Wind Speed N 0 MPH
Barometer 29.99 in (1015.58 mb)
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 30 Mar 05:35 AM PDT
Extended Forecast for

10 Miles WNW Canby CA

  • Today

    Today: A 20 percent chance of showers after 2pm.  Snow level 6400 feet rising to 8000 feet in the afternoon. Increasing clouds, with a high near 61. West southwest wind 6 to 15 mph, with gusts as high as 30 mph.

    High: 61 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Tonight

    Tonight: A 50 percent chance of showers, mainly after midnight.  Snow level 7900 feet lowering to 7300 feet after midnight . Mostly cloudy, with a low around 39. Southwest wind 6 to 11 mph, with gusts as high as 25 mph.

    Low: 39 °F

    Chance
    Showers

  • Tuesday

    Tuesday: Showers, with thunderstorms also possible after 2pm.  Snow level 6900 feet. High near 54. West southwest wind 7 to 16 mph, with gusts as high as 30 mph.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 54 °F

    Showers

  • Tuesday Night

    Tuesday Night: Showers before 11pm, then rain likely after 11pm.  Snow level 7000 feet lowering to 6200 feet after midnight . Low around 36. West southwest wind 9 to 15 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Showers

  • Wednesday

    Wednesday: Rain.  Snow level 5900 feet. High near 45. South southwest wind 10 to 18 mph, with gusts as high as 37 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 45 °F

    Rain

  • Wednesday Night

    Wednesday Night: Rain before 8pm, then rain, possibly mixed with snow between 8pm and 11pm, then snow likely after 11pm.  Low around 27. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.

    Low: 27 °F

    Rain/Snow
    then Snow
    Likely

  • Thursday

    Thursday: Snow likely.  Mostly cloudy, with a high near 43. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Snow Likely

  • Thursday Night

    Thursday Night: A slight chance of snow before 11pm.  Mostly clear, with a low around 23.

    Low: 23 °F

    Slight Chance
    Snow then
    Clear

  • Friday

    Friday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

Detailed Forecast

Today
A 20 percent chance of showers after 2pm. Snow level 6400 feet rising to 8000 feet in the afternoon. Increasing clouds, with a high near 61. West southwest wind 6 to 15 mph, with gusts as high as 30 mph.
Tonight
A 50 percent chance of showers, mainly after midnight. Snow level 7900 feet lowering to 7300 feet after midnight . Mostly cloudy, with a low around 39. Southwest wind 6 to 11 mph, with gusts as high as 25 mph.
Tuesday
Showers, with thunderstorms also possible after 2pm. Snow level 6900 feet. High near 54. West southwest wind 7 to 16 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
Showers before 11pm, then rain likely after 11pm. Snow level 7000 feet lowering to 6200 feet after midnight . Low around 36. West southwest wind 9 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain. Snow level 5900 feet. High near 45. South southwest wind 10 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
Rain before 8pm, then rain, possibly mixed with snow between 8pm and 11pm, then snow likely after 11pm. Low around 27. Chance of precipitation is 100%. New snow accumulation of less than one inch possible.
Thursday
Snow likely. Mostly cloudy, with a high near 43. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
A slight chance of snow before 11pm. Mostly clear, with a low around 23.
Friday
Sunny, with a high near 56.
Friday Night
Mostly clear, with a low around 28.
Saturday
Sunny, with a high near 66.
Saturday Night
Mostly clear, with a low around 32.
Sunday
Mostly sunny, with a high near 69.
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ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WNW Canby CA
 41.51°N 121.04°W (Elev. 4898 ft)
4:41 am PDT Mar 30, 2026
5am PDT Mar 30, 2026-6pm PDT Apr 5, 2026
 
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Additional Resources

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