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Opal Lake, WA Weather Forecast
Opal Lake, WA Weather Forecast Date: 236 AM PDT Mon Oct 19 2026
The area/counties/county of: Cascades Of Snohomish And Northern King Counties, including the city of Stevens Pass.or toggle through each period.
Today... Mostly cloudy. Freezing level near 8000 feet. Afternoon pass temperatures around 50. Light wind.
Tonight... Mostly cloudy. Freezing level near 9000 feet. Lows in the mid 30s. Light wind.
Tuesday... Sunny. Freezing level near 9500 feet. Afternoon pass temperatures in the mid 50s. Light wind.
Tuesday Night... Mostly clear. Freezing level near 10500 feet. Lows in the mid 30s. Light wind.
Wednesday... Sunny. Freezing level near 10500 feet. Afternoon pass temperatures in the lower 60s. Light wind.
Wednesday Night... Partly cloudy. Freezing level near 10000 feet. Lows in the upper 30s.
Thursday... Partly sunny. Freezing level near 8500 feet. Afternoon pass temperatures in the upper 40s.
Thursday Night... Mostly cloudy with a chance of showers in the evening, then mostly cloudy with showers likely after midnight. Snow level near 4500 feet. Lows in the lower 30s.
Friday... Partly sunny. A chance of showers in the morning, then a slight chance of showers in the afternoon. Snow level near 4000 feet. Afternoon pass temperatures in the upper 30s.
Friday Night... Partly cloudy in the evening then becoming mostly cloudy. Freezing level near 4500 feet. Lows in the upper 20s.
Saturday... Partly sunny. A slight chance of showers in the morning, then a chance of rain and snow in the afternoon. Snow level near 3500 feet. Afternoon pass temperatures in the lower 40s.
Saturday Night... Mostly cloudy with a chance of rain and snow. Snow level near 4500 feet. Lows around 30.
POP = Probability of Precipitation
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