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

Atmospheric River Bringing Heavy Rain to Southern California and Heavy Snow to the Sierra Nevadas

A strong atmospheric river will continue heavy rain over southern California through Friday. The heaviest rainfall is ongoing today in the Los Angeles Basin. Flash and urban flooding is possible. A prolonged heavy snowfall has begun over the Sierra Nevada Mountains and will continue through Friday. Travel will become increasingly difficult over the passes due to snow and strong winds. Read More >

Hazardous Weather Conditions

Current conditions at

MERLIN (MLFO3)

Lat: 42.49975°NLon: 123.36917°WElev: 1144.0ft.

NA

39°F

4°C

Humidity 100%
Wind Speed SE 0 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 25 Dec 03:58 AM PST
Extended Forecast for

14 Miles E Agness OR

Wind Advisory December 25, 09:00am until December 25, 01:00pm
Click here for hazard details and duration
Wind Advisory

  • Overnight

    Overnight: Rain showers before 5am, then rain, possibly mixed with snow showers. Snow level 5000 feet. Low around 36. Southeast wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Rain/Snow

  • Christmas Day

    Christmas Day: Rain and snow showers, becoming all snow after noon. High near 38. Breezy, with a south wind 20 to 24 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Breezy.
    Rain/Snow
    then Snow
    Showers

  • Thursday Night

    Thursday Night: Snow showers, mainly after 9pm. Low around 33. South wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 33 °F

    Snow Showers

  • Friday

    Friday: Snow showers before 10am, then snow after 10am. High near 35. South wind 11 to 21 mph becoming west in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Snow Showers

  • Friday Night

    Friday Night: Snow. Low around 31. West northwest wind around 11 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Snow then
    Snow Likely

  • Saturday

    Saturday: A 50 percent chance of snow. Partly sunny, with a high near 34. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 28.

    Low: 28 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 29.

    Low: 29 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain showers before 5am, then rain, possibly mixed with snow showers. Snow level 5000 feet. Low around 36. Southeast wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Christmas Day
Rain and snow showers, becoming all snow after noon. High near 38. Breezy, with a south wind 20 to 24 mph, with gusts as high as 43 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Snow showers, mainly after 9pm. Low around 33. South wind 17 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Friday
Snow showers before 10am, then snow after 10am. High near 35. South wind 11 to 21 mph becoming west in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 2 inches possible.
Friday Night
Snow. Low around 31. West northwest wind around 11 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Saturday
A 50 percent chance of snow. Partly sunny, with a high near 34. New snow accumulation of less than a half inch possible.
Saturday Night
Mostly cloudy, with a low around 28.
Sunday
Partly sunny, with a high near 38.
Sunday Night
Partly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 42.
Monday Night
Partly cloudy, with a low around 32.
Tuesday
Sunny, with a high near 46.
Tuesday Night
Partly cloudy, with a low around 35.
Wednesday
Mostly sunny, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
14 Miles E Agness OR
 42.54°N 123.78°W (Elev. 4117 ft)
Last Update:
3:41 am PST Dec 25, 2025
Forecast Valid:
4am PST Dec 25, 2025-6pm PST Dec 31, 2025
 
Forecast Discussion
 
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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation