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Middle Lake, WA Weather Forecast
Middle Lake, WA Weather Forecast Date: 202 PM PDT Thu Sep 03 2026
The area/counties/county of: South Washington Cascades, including the cities of: Mt. St. Helens, Larch Mountain, and Indian Heaven Wilderness.or toggle through each period.
This Afternoon... Rain showers likely with a slight chance of thunderstorms. Snow level 6500 feet. Winds light. Chance of rain 70%. Rainfall amounts less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight... Mostly cloudy. A slight chance of rain showers in the evening. Patchy fog in the evening. Snow level 6500 feet. Winds light. Chance of rain 20%.
Friday... Partly sunny with a slight chance of thunderstorms. A chance of rain showers in the afternoon. Snow level 6500 feet. Winds light. Chance of rain 50%. Rainfall amounts around a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night... Patchy fog in the evening. Mostly cloudy with a 20% chance of rain showers. Snow level 7000 feet. Light and variable winds, becoming light after midnight.
Saturday... Partly sunny with a chance of rain showers. A slight chance of thunderstorms in the afternoon. Snow level 7000 feet. Winds light. Chance of rain 50%.
Saturday Night... Partly cloudy in the evening, then becoming mostly cloudy. A 20% chance of rain showers. Snow level 8000 feet.
Sunday... Partly sunny with a 40% chance of rain showers. Snow level 8000 feet.
Sunday Night... Mostly cloudy with a 40% chance of rain. Snow level above 8000 feet.
Labor Day... Partly sunny with a 40% chance of rain. Snow level 8000 feet.
Monday Night... Partly cloudy with a 20% chance of rain. Snow level 8000 feet.
Tuesday... Partly sunny with a 20% chance of rain. Snow level 8000 feet.
Tuesday Night... Partly cloudy. Free air freezing level 12000 feet.
POP = Probability of Precipitation
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