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 >

Current conditions at

Eugene, Mahlon Sweet Field (KEUG)

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

Mostly Cloudy

50°F

10°C

Humidity 76%
Wind Speed S 5 MPH
Barometer 29.62 in (1003.05 mb)
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill48°F (9°C)
Last update 24 Dec 02:20 PM PST
Extended Forecast for

Mahlon Sweet Field OR

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 51. South wind 7 to 10 mph.

    High: 51 °F

    Mostly Sunny

  • Tonight

    Tonight: A 50 percent chance of rain, mainly after 2am. Increasing clouds, with a low around 36. North wind around 7 mph.

    Low: 36 °F

    Partly Cloudy
    then Chance
    Rain

  • Christmas Day

    Christmas Day: Rain likely, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 53. North northeast wind 6 to 10 mph becoming south in the afternoon. Chance of precipitation is 60%.

    High: 53 °F

    Rain Likely
    then Chance
    Rain

  • Thursday Night

    Thursday Night: Rain likely after 10pm. Mostly cloudy, with a low around 37. Southeast wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 37 °F

    Rain Likely

  • Friday

    Friday: Showers. High near 49. South wind around 11 mph becoming west southwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Showers

  • Friday Night

    Friday Night: Showers, mainly before 4am. Snow level 2400 feet. Low around 35. Chance of precipitation is 80%.

    Low: 35 °F

    Showers

  • Saturday

    Saturday: A 30 percent chance of showers before 10am. Snow level 2200 feet. Partly sunny, with a high near 47.

    High: 47 °F

    Chance
    Showers then
    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 44.

    High: 44 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 51. South wind 7 to 10 mph.
Tonight
A 50 percent chance of rain, mainly after 2am. Increasing clouds, with a low around 36. North wind around 7 mph.
Christmas Day
Rain likely, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 53. North northeast wind 6 to 10 mph becoming south in the afternoon. Chance of precipitation is 60%.
Thursday Night
Rain likely after 10pm. Mostly cloudy, with a low around 37. Southeast wind around 9 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday
Showers. High near 49. South wind around 11 mph becoming west southwest in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers, mainly before 4am. Snow level 2400 feet. Low around 35. Chance of precipitation is 80%.
Saturday
A 30 percent chance of showers before 10am. Snow level 2200 feet. Partly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
Mostly cloudy, with a high near 44.
Sunday Night
Mostly cloudy, with a low around 29.
Monday
Mostly sunny, with a high near 44.
Monday Night
Partly cloudy, with a low around 29.
Tuesday
Partly sunny, with a high near 47.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mahlon Sweet Field OR
 44.13°N 123.22°W (Elev. 367 ft)
Last Update:
2:41 pm PST Dec 24, 2025
Forecast Valid:
2pm PST Dec 24, 2025-6pm PST Dec 30, 2025
 
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Additional Resources

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Chance of Precipitation