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 >
| NWS Forecast for: 12 Miles SSW Pine Grove OR Issued by: National Weather Service Pendleton, OR Last Update: 6:16 am PST Dec 24, 2025 |  |
Today: Rain likely before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 48. Light and variable wind becoming southwest 13 to 18 mph in the morning. Winds could gust as high as 44 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible. Tonight: A 40 percent chance of rain after 1am. Snow level 3700 feet. Increasing clouds, with a low around 30. North wind 3 to 5 mph. Christmas Day: Rain likely, mainly after 10am. Patchy fog before 10am. Otherwise, mostly cloudy, with a high near 44. Light and variable wind. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible. Thursday Night: A 50 percent chance of rain. Snow level 4300 feet lowering to 3600 feet after midnight . Mostly cloudy, with a low around 29. Calm wind. New precipitation amounts of less than a tenth of an inch possible. Friday: Rain and snow likely, mainly before 4pm. Snow level 3200 feet. Partly sunny, with a high near 43. Light southwest wind becoming west 5 to 10 mph in the morning. Winds could gust as high as 20 mph. Chance of precipitation is 70%. Little or no snow accumulation expected. Friday Night: A chance of rain and snow before 7pm, then a chance of snow. Mostly cloudy, with a low around 28. Chance of precipitation is 40%. Saturday: Partly sunny, with a high near 39. Saturday Night: Mostly cloudy, with a low around 23. Sunday: Partly sunny, with a high near 40. Sunday Night: Partly cloudy, with a low around 24. Monday: Mostly sunny, with a high near 40. Monday Night: Partly cloudy, with a low around 24. Tuesday: Mostly sunny, with a high near 42. | |
| 12 Miles SSW Pine Grove OR 44.95°N 121.49°W (Elev. 2631 ft) | |
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