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: 16 Miles NNE Detroit OR Issued by: National Weather Service Portland, OR Last Update: 6:41 pm PST Dec 24, 2025 |  |
Tonight: Rain likely, mainly between 2am and 5am. Snow level 3900 feet. Mostly cloudy, with a low around 34. Calm wind becoming east 5 to 7 mph in the evening. Chance of precipitation is 60%. Christmas Day: Rain likely, mainly before 2pm. Snow level 5100 feet lowering to 4500 feet in the afternoon . Mostly cloudy, with a high near 47. East southeast wind 5 to 7 mph becoming south in the afternoon. Chance of precipitation is 70%. Thursday Night: Rain likely before 4am, then rain likely, possibly mixed with snow showers. Snow level 3500 feet. Mostly cloudy, with a low around 34. South southeast wind around 6 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible. Friday: Snow showers, possibly mixed with rain, becoming all snow after 1pm. Snow level 3400 feet lowering to 3000 feet in the afternoon . High near 39. West southwest wind 6 to 10 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible. Friday Night: Snow showers, mainly before 4am. Low around 30. West wind around 10 mph, with gusts as high as 29 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible. Saturday: A 50 percent chance of snow showers, mainly before 10am. Mostly cloudy, with a high near 36. New snow accumulation of less than one inch possible. Saturday Night: Mostly cloudy, with a low around 24. Sunday: Partly sunny, with a high near 41. Sunday Night: Mostly cloudy, with a low around 28. Monday: Mostly sunny, with a high near 44. Monday Night: Partly cloudy, with a low around 31. Tuesday: Partly sunny, with a high near 47. Tuesday Night: Partly cloudy, with a low around 33. Wednesday: A slight chance of rain. Mostly sunny, with a high near 49. | |
| 16 Miles NNE Detroit OR 44.95°N 122.01°W (Elev. 3005 ft) | |
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