Weather WorldLake Alta, OR 7-Day Night Weather Forecast
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Lake Alta, OR Weather Forecast
Lake Alta, OR Weather Forecast Date: 239 PM PDT Sun Aug 30 2026
The area/counties/county of: Siskiyou Mountains And Southern Oregon Cascades, including the cities of: Howard Prairie and Siskiyou Summit.or toggle through each period.
Tonight... Clear. Lows in the mid 40s to mid 50s. Northwest winds 5 to 10 mph shifting to the east after midnight.
Monday... Sunny. Highs in the mid 70s to mid 80s. East winds 5 to 10 mph shifting to the south in the afternoon.
Monday Night... Mostly cloudy. Lows in the mid 40s to lower 50s. West winds 5 to 10 mph shifting to the south well after midnight.
Tuesday... Sunny in the morning, then mostly cloudy with a 20% chance of rain in the afternoon. Highs in the lower 60s to lower 70s. South winds 5 to 10 mph shifting to the southwest late in the afternoon.
Tuesday Night... Mostly cloudy. Rain likely in the evening, then chance of rain after midnight. Lows in the lower to mid 40s. West winds 5 to 10 mph. Chance of rain 60%.
Wednesday... Mostly cloudy. Chance of rain in the morning, then rain likely in the afternoon. Highs in the lower 50s to lower 60s.
Wednesday Night... Rain. Lows in the lower 40s to lower 50s.
Thursday... Rain in the morning, then showers and slight chance of thunderstorms in the afternoon. Highs in the lower 50s to lower 60s.
Thursday Night... Mostly cloudy with a chance of rain. Lows in the lower to mid 40s. Highs in the mid 50s to mid 60s.
Friday... Mostly cloudy with a chance of rain. Lows in the lower to mid 40s. Highs in the mid 50s to mid 60s.
Friday Night... Mostly cloudy in the evening then becoming partly cloudy. Chance of rain. Lows in the lower to mid 40s.
Saturday... Partly cloudy in the morning then becoming sunny. Slight chance of rain. Highs in the lower 60s to lower 70s.
Saturday Night... Partly cloudy. Lows in the lower to mid 40s.
POP = Probability of Precipitation
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