Portland West Hills and Chehalem Mountain- Including the cities of Sylvan Hill, Skyline Drive, and Chehalem Mountain 355 PM PDT Sun Apr 28 2024 .TONIGHT...Showers likely this evening, then showers with a slight chance of thunderstorms after midnight. Lows in the lower 40s. Southwest wind 10 to 15 mph. Chance of rain near 100 percent. Rainfall amounts around a tenth of an inch, except higher amounts possible in thunderstorms. .MONDAY...A slight chance of thunderstorms. Rain showers. Highs in the mid 50s. Southwest wind 10 to 15 mph. Chance of rain 90 percent. Rainfall amounts around a tenth of an inch, except higher amounts possible in thunderstorms. .MONDAY NIGHT...A slight chance of thunderstorms in the evening. Rain showers. Lows around 40. Southwest wind 10 to 15 mph, becoming south after midnight. Chance of rain 90 percent. Rainfall amounts a tenth to a quarter of an inch, except higher amounts possible in thunderstorms. .TUESDAY...A slight chance of thunderstorms. Rain showers. Highs in the lower 50s. Southwest wind 10 to 15 mph. Chance of rain 90 percent. .TUESDAY NIGHT...Partly cloudy. A slight chance of rain showers in the evening. Lows in the upper 30s. West wind 5 to 10 mph, becoming light after midnight. Chance of rain 20 percent. .WEDNESDAY...Mostly sunny. Highs around 60. .WEDNESDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the lower 40s. .THURSDAY...Mostly cloudy in the morning, then becoming partly sunny. A 40 percent chance of showers. Highs in the lower 60s. .THURSDAY NIGHT...Partly cloudy. Lows in the lower 40s. .FRIDAY...Mostly sunny. Highs in the upper 60s. .FRIDAY NIGHT...Mostly cloudy with a 40 percent chance of showers. Lows in the upper 40s. .SATURDAY...Partly sunny with a 50 percent chance of showers. Highs in the mid 60s. .SATURDAY NIGHT...Mostly cloudy with a 50 percent chance of showers. Lows in the upper 40s. .SUNDAY...Partly sunny with a 50 percent chance of showers. Highs in the lower 60s. && TEMPERATURE Sylvan 41 52 40 51 $$