Thu Feb 20 06:49:57 AM EST 2025 Lower Chehalis Valley Area- Including the city of Montesano 349 AM PST Thu Feb 20 2025 .TODAY...Mostly cloudy with a chance of rain. Highs near 50. Light wind becoming southwest to 10 mph in the afternoon. .TONIGHT...Mostly cloudy with a slight chance of rain. Lows near 40. Southeast wind to 10 mph becoming east after midnight. .FRIDAY...Cloudy with a chance of rain in the morning, then cloudy with rain at times in the afternoon. Rainfall amounts a quarter to a half inch possible. Highs near 50. East wind 10 to 15 mph becoming south in the afternoon. .FRIDAY NIGHT...Rain. Rainfall amounts a quarter to a half inch possible. Lows in the lower to mid 40s. Southeast wind 10 to 15 mph becoming south after midnight. .SATURDAY...Rain. Rainfall amounts one to three inches possible. Highs in the lower to mid 50s. Southeast wind to 10 mph increasing to 10 to 20 mph in the afternoon. .SATURDAY NIGHT...Rain. Lows in the mid to upper 40s. .SUNDAY...Rain. Highs in the lower to mid 50s. .SUNDAY NIGHT...Rain at times. Lows in the 40s. .MONDAY...Rain at times. Highs in the mid 50s. .MONDAY NIGHT...Rain at times. Lows in the lower to mid 40s. .TUESDAY...Rain at times in the morning, then rain likely in the afternoon. Highs in the lower 50s. .TUESDAY NIGHT...Mostly cloudy. A chance of rain in the evening. Lows near 40. .WEDNESDAY...Mostly sunny. Highs in the upper 50s.