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 >

Current conditions at

Eugene, Mahlon Sweet Field (KEUG)

Lat: 44.13333°NLon: 123.21444°WElev: 364.0ft.

rain,mist

43°F

6°C

Humidity 93%
Wind Speed SE 4 MPH
Barometer 29.66 in (1004.4 mb)
Dewpoint 41°F (5°C)
Visibility 5.00 mi
Wind Chill41°F (5°C)
Last update 26 Dec 01:20 AM PST
Extended Forecast for

4 Miles WSW Mahlon Sweet Field OR

  • Overnight

    Overnight: Rain before 4am, then showers likely between 4am and 5am, then a chance of rain after 5am.  Low around 41. South wind 3 to 5 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 41 °F

    Rain

  • Friday

    Friday: Showers, mainly after 10am.  High near 47. South wind around 7 mph becoming west in the afternoon.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 47 °F

    Chance
    Showers then
    Showers

  • Friday Night

    Friday Night: Showers likely, mainly before 11pm.  Snow level 2200 feet. Cloudy, then gradually becoming partly cloudy, with a low around 38. West southwest wind 6 to 8 mph.  Chance of precipitation is 70%.

    Low: 38 °F

    Showers
    Likely then
    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers.  Snow level 2000 feet. Partly sunny, with a high near 45. Southwest wind around 5 mph becoming calm  in the morning.

    High: 45 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Areas of frost after 4am.  Otherwise, mostly cloudy, with a low around 33. Calm wind.

    Low: 33 °F

    Mostly Cloudy
    then Areas
    Frost

  • Sunday

    Sunday: Areas of frost before 11am.  Otherwise, partly sunny, with a high near 42.

    High: 42 °F

    Areas Frost
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: Widespread frost, mainly after 3am.  Otherwise, mostly cloudy, with a low around 31.

    Low: 31 °F

    Frost

  • Monday

    Monday: Widespread frost, mainly before 10am.  Otherwise, mostly sunny, with a high near 43.

    High: 43 °F

    Frost then
    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Rain before 4am, then showers likely between 4am and 5am, then a chance of rain after 5am. Low around 41. South wind 3 to 5 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers, mainly after 10am. High near 47. South wind around 7 mph becoming west in the afternoon. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Friday Night
Showers likely, mainly before 11pm. Snow level 2200 feet. Cloudy, then gradually becoming partly cloudy, with a low around 38. West southwest wind 6 to 8 mph. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers. Snow level 2000 feet. Partly sunny, with a high near 45. Southwest wind around 5 mph becoming calm in the morning.
Saturday Night
Areas of frost after 4am. Otherwise, mostly cloudy, with a low around 33. Calm wind.
Sunday
Areas of frost before 11am. Otherwise, partly sunny, with a high near 42.
Sunday Night
Widespread frost, mainly after 3am. Otherwise, mostly cloudy, with a low around 31.
Monday
Widespread frost, mainly before 10am. Otherwise, mostly sunny, with a high near 43.
Monday Night
Mostly cloudy, with a low around 31.
Tuesday
Partly sunny, with a high near 44.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
A slight chance of rain. Mostly cloudy, with a high near 48.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 40.
New Year's Day
Rain likely. Cloudy, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Mahlon Sweet Field OR
 44.1°N 123.3°W (Elev. 367 ft)
1:15 am PST Dec 26, 2025
1am PST Dec 26, 2025-6pm PST Jan 1, 2026
 
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Additional Resources

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