Lowlands of of Lewis and Southern Thurston Counties- Including the cities of Chehalis, Toldeo, and Centralia 427 AM PDT Sat Apr 26 2025 .TODAY...Mostly sunny. Highs in the mid to upper 60s. West wind to 10 mph. .TONIGHT...Mostly clear in the evening then becoming mostly cloudy. Lows near 40. West wind 10 to 15 mph with gusts to 25 mph becoming south after midnight. .SUNDAY...Mostly cloudy. Highs near 60. Light wind becoming west to 10 mph in the afternoon. .SUNDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. Lows in the lower to mid 40s. West wind 10 to 15 mph becoming southwest after midnight. .MONDAY...Mostly cloudy. A chance of rain in the afternoon. Highs in the mid 50s to lower 60s. Light wind becoming west to 10 mph in the afternoon. .MONDAY NIGHT...Mostly cloudy with a chance of rain in the evening, then mostly cloudy with rain likely after midnight. Lows in the mid 40s. .TUESDAY...Mostly cloudy with a chance of rain. Highs near 60. .TUESDAY NIGHT...Mostly cloudy. Lows in the lower 40s. .WEDNESDAY...Partly sunny. Highs near 70. .WEDNESDAY NIGHT...Mostly clear. Lows in the lower 40s. .THURSDAY...Sunny. Highs in the mid 70s. .THURSDAY NIGHT...Partly cloudy. A slight chance of rain after midnight. Lows in the mid 40s. .FRIDAY...Mostly cloudy with a chance of rain. Highs in the lower to mid 60s. && TEMPERATURE / PRECIPITATION Chehalis 66 41 61 / $$