| NWS Forecast for: Newcastle WA Issued by: National Weather Service Seattle, WA Last Update: 8:34 am PDT Jul 13, 2025 |  |
| This Afternoon: Sunny, with a high near 87. North northwest wind around 7 mph. Tonight: Partly cloudy, with a low around 61. North northeast wind 6 to 8 mph. Monday: Partly sunny, with a high near 79. Light and variable wind becoming northwest around 6 mph in the afternoon. Monday Night: Mostly clear, with a low around 60. North northeast wind around 6 mph. Tuesday: Sunny, with a high near 87. North wind 5 to 8 mph. Tuesday Night: Clear, with a low around 63. Wednesday: Sunny, with a high near 91. Wednesday Night: Mostly clear, with a low around 62. Thursday: Sunny, with a high near 87. Thursday Night: Mostly clear, with a low around 61. Friday: Sunny, with a high near 83. Friday Night: Partly cloudy, with a low around 59. Saturday: Mostly sunny, with a high near 81. | |
| Newcastle WA 47.52°N 122.17°W (Elev. 400 ft) | |
Visit your local NWS office at: https://www.weather.gov/sew |
