Weather forecast for: Index WA
Last Update: 12:25 am PDT Sep 19, 2026
Today: Mostly sunny, with a high near 73. Light west northwest wind.
Tonight: Mostly clear, with a low around 54. Light and variable wind.
Sunday: Sunny, with a high near 76. Light and variable wind.
Sunday Night: Mostly clear, with a low around 54. Light and variable wind.
Monday: Mostly sunny, with a high near 71. Calm wind becoming west around 5 mph in the afternoon.
Monday Night: Partly cloudy, with a low around 52.
Tuesday: Partly sunny, with a high near 66.
Tuesday Night: Mostly cloudy, with a low around 50.
Wednesday: Partly sunny, with a high near 65.
Wednesday Night: Mostly cloudy, with a low around 50.
Thursday: Mostly cloudy, with a high near 64.
Thursday Night: A slight chance of rain. Mostly cloudy, with a low around 49.
Friday: A slight chance of rain. Partly sunny, with a high near 62.