| NWS Forecast for: Black Diamond WA Issued by: National Weather Service Seattle, WA Last Update: 12:50 pm PDT Oct 14, 2026 | |
| Tonight: Mostly clear, with a low around 45. Light east northeast wind. Thursday: Sunny, with a high near 74. Light and variable wind. Thursday Night: Mostly clear, with a low around 53. Light east southeast wind increasing to 5 to 10 mph in the evening. Winds could gust as high as 21 mph. Friday: Mostly sunny, with a high near 76. East southeast wind 5 to 7 mph becoming calm in the morning. Friday Night: A 40 percent chance of rain after 11pm. Mostly cloudy, with a low around 51. Calm wind becoming south around 5 mph after midnight. Saturday: Rain, mainly before 11am. High near 61. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible. Saturday Night: Partly cloudy, with a low around 38. Sunday: Partly sunny, with a high near 58. Sunday Night: Mostly cloudy, with a low around 43. Monday: A chance of rain. Mostly cloudy, with a high near 56. Monday Night: A chance of rain. Mostly cloudy, with a low around 40. Tuesday: A slight chance of rain. Partly sunny, with a high near 57. Tuesday Night: Partly cloudy, with a low around 39. Wednesday: A slight chance of rain. Mostly sunny, with a high near 59. | |
| Black Diamond WA 47.31°N 122.01°W (Elev. 584 ft) | |
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