| NWS Forecast for: West Hills and Chehalem Mountains Issued by: National Weather Service Portland, OR Last Update: 1128 PM PDT Thu Sep 10 2026 | |
| Overnight: Mostly clear. Lows around 50. Winds light. Friday: Mostly cloudy in the morning, then becoming mostly sunny. Patchy fog in the morning. Highs in the upper 60s. Light and variable winds. Friday Night: Cloudy. Lows in the lower 50s. Light and variable winds. Saturday: Mostly cloudy. A slight chance of rain in the morning, then rain with a slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Winds light. Chance of rain 90 percent. Saturday Night: Patchy fog in the evening. Rain. Lows in the lower 50s. Southwest wind 5 to 10 mph. Chance of rain 90 percent. Sunday: Mostly cloudy with a 50 percent chance of rain. Highs in the mid 60s. Sunday Night: Partly cloudy. Patchy fog. Lows around 50. Monday: Partly sunny in the morning, then clearing. Highs in the upper 60s. Monday Night: Mostly clear. Lows in the lower 50s. Tuesday: Sunny. Highs in the mid 70s. Tuesday Night: Mostly clear. Lows in the mid 50s. Wednesday: Sunny. Highs in the lower 80s. Wednesday Night: Mostly clear. Lows in the upper 50s. Thursday: Sunny. Highs in the lower 80s. | |
| Zone Forecast: West Hills and Chehalem Mountains | |
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