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

BUCK CREEK (BKRW1)

Lat: 46.05667°NLon: 121.53861°WElev: 2708.0ft.

NA

33°F

1°C

Humidity 99%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 33°F (1°C)
Visibility NA
Last update 24 Dec 12:25 AM PST
Extended Forecast for

17 Miles ENE Mount St Helens WA

  • Overnight

    Overnight: Rain, possibly mixed with snow.  Snow level 5500 feet rising to 6100 feet. Low around 27. Windy, with a southeast wind around 25 mph, with gusts as high as 38 mph.  Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 27 °F

    Rain/Snow and
    Windy

  • Wednesday

    Wednesday: Rain and snow, becoming all snow after noon.  Snow level 6400 feet lowering to 4800 feet in the afternoon . Temperature rising to near 35 by 9am, then falling to around 31 during the remainder of the day. Windy, with a south southeast wind 25 to 29 mph becoming southwest in the afternoon. Winds could gust as high as 50 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Windy.
    Rain/Snow
    then Snow

  • Wednesday Night

    Wednesday Night: A slight chance of snow before 7pm, then snow likely after 4am.  Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Breezy, with a south wind 9 to 16 mph becoming east after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Slight Chance
    Snow then
    Snow Likely
    and Breezy

  • Christmas Day

    Christmas Day: Snow.  High near 34. Breezy, with an east wind 10 to 18 mph becoming south southeast in the afternoon. Winds could gust as high as 26 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Snow and
    Breezy

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 25. South southeast wind 8 to 10 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Snow Likely

  • Friday

    Friday: Snow showers.  High near 29. Breezy.  Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 29 °F

    Snow Showers
    and Breezy

  • Friday Night

    Friday Night: Snow showers likely, mainly before 10pm.  Mostly cloudy, with a low around 24. Windy.  Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Snow Showers
    Likely and
    Windy

  • Saturday

    Saturday: A chance of snow showers before 10am.  Mostly cloudy, with a high near 26.

    High: 26 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain, possibly mixed with snow. Snow level 5500 feet rising to 6100 feet. Low around 27. Windy, with a southeast wind around 25 mph, with gusts as high as 38 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Rain and snow, becoming all snow after noon. Snow level 6400 feet lowering to 4800 feet in the afternoon . Temperature rising to near 35 by 9am, then falling to around 31 during the remainder of the day. Windy, with a south southeast wind 25 to 29 mph becoming southwest in the afternoon. Winds could gust as high as 50 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Wednesday Night
A slight chance of snow before 7pm, then snow likely after 4am. Mostly cloudy, then gradually becoming mostly clear, with a low around 27. Breezy, with a south wind 9 to 16 mph becoming east after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Christmas Day
Snow. High near 34. Breezy, with an east wind 10 to 18 mph becoming south southeast in the afternoon. Winds could gust as high as 26 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 25. South southeast wind 8 to 10 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Snow showers. High near 29. Breezy. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Friday Night
Snow showers likely, mainly before 10pm. Mostly cloudy, with a low around 24. Windy. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Saturday
A chance of snow showers before 10am. Mostly cloudy, with a high near 26.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Mostly cloudy, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 24.
Monday
Partly sunny, with a high near 37.
Monday Night
Mostly cloudy, with a low around 27.
Tuesday
A slight chance of rain and snow. Snow level 6300 feet. Partly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles ENE Mount St Helens WA
 46.27°N 121.86°W (Elev. 4833 ft)
1:01 am PST Dec 24, 2025
1am PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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