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: 6 Miles SW Mehama OR Issued by: National Weather Service Portland, OR Last Update: 9:46 am PST Dec 25, 2025 |  |
| Christmas Day: A 50 percent chance of rain, mainly after 5pm. Partly sunny, with a high near 53. South wind around 6 mph. Tonight: Rain likely, mainly after 1am. Increasing clouds, with a low around 38. Southeast wind 3 to 5 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible. Friday: Showers. High near 46. Southwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible. Friday Night: Showers, mainly before 4am. Snow level 2000 feet. Low around 34. Southwest wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible. Saturday: A 50 percent chance of showers, mainly before 10am. Patchy fog before 10am. Snow level 1900 feet. Otherwise, mostly cloudy, with a high near 43. Light southwest wind. Saturday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 29. Sunday: Patchy fog before 10am. Otherwise, partly sunny, with a high near 45. Sunday Night: Patchy fog. Otherwise, mostly cloudy, with a low around 31. Monday: Partly sunny, with a high near 47. Monday Night: Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly cloudy, with a low around 33. Tuesday: Patchy fog. Otherwise, partly sunny, with a high near 49. Tuesday Night: Patchy fog. Otherwise, partly cloudy, with a low around 35. Wednesday: A slight chance of rain. Patchy fog. Otherwise, mostly cloudy, with a high near 50. | |
| 6 Miles SW Mehama OR 44.72°N 122.68°W (Elev. 738 ft) | |
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