National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Heavy Rainfall to Bring Flooding Threat to California; Heavy Snow in the Sierra

A strong atmospheric river will bring heavy rainfall to California through the holiday week. The heaviest rainfall is expected on Wednesday in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall is expected in the Sierra Nevada from the atmospheric river, raising concerns for major snow‐load impacts. Travel may be difficult to impossible over the passes. Read More >

Current conditions at

Winnemucca, Winnemucca Municipal Airport (KWMC)

Lat: 40.90194°NLon: 117.80722°WElev: 4301.0ft.

Clear

47°F

8°C

Humidity 43%
Wind Speed SSW 8 MPH
Barometer 29.75 in (1007.45 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill43°F (6°C)
Last update 23 Dec 08:56 PM PST
Extended Forecast for

23 Miles ESE Catnip Mountain NV

  • Tonight

    Tonight: Rain and snow likely after 4am. Snow level 7000 feet. Partly cloudy, then becoming cloudy toward daybreak, with a low around 35. South southeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.

    Low: 35 °F

    Mostly Cloudy
    then
    Rain/Snow
    Likely

  • Wednesday

    Wednesday: Rain and snow likely before 7am, then rain between 7am and 10am, then rain and snow after 10am. Patchy blowing dust before 1pm. Snow level 7100 feet lowering to 6300 feet in the afternoon . High near 41. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: A chance of snow before 1am, then a chance of rain and snow. Snow level 6300 feet. Mostly cloudy, with a low around 32. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.

    Low: 32 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Christmas Day

    Christmas Day: Snow likely. Cloudy, with a high near 39. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Snow Likely
    and Breezy

  • Thursday Night

    Thursday Night: Snow. Low around 27. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Snow

  • Friday

    Friday: A 50 percent chance of snow before 4pm. Partly sunny, with a high near 32. New snow accumulation of less than a half inch possible.

    High: 32 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 30.

    High: 30 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 19.

    Low: 19 °F

    Mostly Clear

Detailed Forecast

Tonight
Rain and snow likely after 4am. Snow level 7000 feet. Partly cloudy, then becoming cloudy toward daybreak, with a low around 35. South southeast wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. Little or no snow accumulation expected.
Wednesday
Rain and snow likely before 7am, then rain between 7am and 10am, then rain and snow after 10am. Patchy blowing dust before 1pm. Snow level 7100 feet lowering to 6300 feet in the afternoon . High near 41. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
A chance of snow before 1am, then a chance of rain and snow. Snow level 6300 feet. Mostly cloudy, with a low around 32. South southeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Christmas Day
Snow likely. Cloudy, with a high near 39. Breezy, with a south wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow. Low around 27. South wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Friday
A 50 percent chance of snow before 4pm. Partly sunny, with a high near 32. New snow accumulation of less than a half inch possible.
Friday Night
Mostly cloudy, with a low around 22.
Saturday
Partly sunny, with a high near 30.
Saturday Night
Mostly clear, with a low around 19.
Sunday
Sunny, with a high near 31.
Sunday Night
Mostly clear, with a low around 21.
Monday
Sunny, with a high near 35.
Monday Night
Mostly clear, with a low around 24.
Tuesday
Sunny, with a high near 39.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
23 Miles ESE Catnip Mountain NV
 41.76°N 118.96°W (Elev. 6270 ft)
Last Update:
3:06 pm PST Dec 23, 2025
Forecast Valid:
9pm PST Dec 23, 2025-6pm PST Dec 30, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation