Fri Feb 21 06:32:27 PM EST 2025 Lower Chehalis Valley Area- Including the city of Montesano 331 PM PST Fri Feb 21 2025 .TONIGHT...Rain in the evening, then rain likely after midnight. A chance of rain late in the night. Rainfall amounts a half inch to one inch possible. Lows in the 40s. Southeast wind 10 to 15 mph becoming south after midnight. Gusts to 25 mph. .SATURDAY...Cloudy with a chance of rain in the morning, then rain in the afternoon. Rainfall amounts one to three inches possible. Highs in the lower to mid 50s. South wind 10 to 20 mph. Gusts to 35 mph in the afternoon. .SATURDAY NIGHT...Rain. Rainfall amounts one to three inches possible. Lows in the mid 40s to lower 50s. South wind 10 to 20 mph. Gusts to 35 mph decreasing to 25 mph after midnight. .SUNDAY...Rain. Rainfall amounts one to three inches possible. Highs in the lower to mid 50s. South wind around 10 mph becoming southwest in the afternoon. Gusts to 25 mph. .SUNDAY NIGHT...Rain in the evening, then rain likely after midnight. Rainfall amounts a half inch to one inch possible. Lows in the lower to mid 40s. Southwest wind 10 to 15 mph with gusts to 25 mph. .MONDAY...Rain likely in the morning, then rain in the afternoon. Highs in the lower 50s. .MONDAY NIGHT...Showers and a slight chance of thunderstorms. Some thunderstorms may produce heavy rainfall. Lows in the lower to mid 40s. .TUESDAY...Rain at times. Highs in the lower 50s. .TUESDAY NIGHT...Mostly cloudy. A chance of rain in the evening, then a slight chance of rain after midnight. Lows in the upper 30s. .WEDNESDAY...Partly sunny. A slight chance of rain in the afternoon. Highs in the upper 50s. .WEDNESDAY NIGHT...Mostly cloudy. A slight chance of rain in the evening, then a chance of rain after midnight. Lows in the lower 40s. .THURSDAY...Mostly cloudy with a chance of rain. Highs in the upper 50s. .THURSDAY NIGHT...Partly cloudy in the evening then becoming mostly cloudy. A slight chance of rain. Lows near 40. .FRIDAY...Partly sunny with a slight chance of rain. Highs in the upper 50s.