| NWS Forecast for: South Washington Cascades Issued by: National Weather Service Portland, OR Last Update: 501 AM PDT Sat Sep 5 2026 | |
| Today: Partly sunny with a 50 percent chance of thunderstorms. Patchy fog this afternoon. Free air freezing level 8000 feet. Winds light. Rainfall amounts a tenth to a quarter of an inch. Tonight: Partly cloudy in the evening, then becoming mostly cloudy. Patchy fog in the evening. Free air freezing level 9000 feet. Winds light. Sunday: Mostly cloudy with a slight chance of rain showers in the morning, then partly sunny with a chance of rain showers in the afternoon. Snow level 7500 feet. Winds light. Chance of rain 50 percent. Rainfall amounts a tenth to a quarter of an inch. Sunday Night: Mostly cloudy. A chance of rain showers, mainly in the evening. Snow level 7500 feet. Winds light. Chance of rain 40 percent. Labor Day: Partly sunny. Free air freezing level 9000 feet, increasing to free air freezing level 10000 feet in the afternoon. West wind 5 to 10 mph. Monday Night: Partly cloudy. Free air freezing level 11000 feet. Tuesday: Mostly sunny. Free air freezing level 12000 feet. Tuesday Night: Mostly clear. Free air freezing level 13000 feet. Wednesday: Sunny. Free air freezing level 14000 feet. Wednesday Night: Mostly clear. Free air freezing level 14000 feet. Thursday: Mostly sunny. Free air freezing level 13000 feet. Thursday Night: Partly cloudy. Free air freezing level 13000 feet. Friday: Partly sunny with a 30 percent chance of rain. Snow level above 8000 feet. | |
| Zone Forecast: South Washington Cascades | |
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