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Summit, WA Weather Forecast
Summit, WA Weather Forecast Date: 236 AM PDT Wed Sep 02 2026
The area/counties/county of: Lowlands Of Pierce And Southern King Counties, including the cities of: Seatac, Tacoma, Federal Way, Kent, Lakewood, Puyallup, and Sumner.or toggle through each period.
Today... A slight chance of rain late in the morning. Rain likely early in the afternoon, then rain at times late in the afternoon. Rainfall amounts a tenth to a quarter of an inch possible. Highs in the upper 50s to mid 60s. South wind 10 to 15 mph with gusts to 25 mph.
Tonight... Mostly cloudy with rain likely in the evening, then mostly cloudy with a chance of showers after midnight. Rainfall amounts a tenth to a quarter of an inch possible. Lows in the upper 40s to mid 50s. South wind 10 to 20 mph.
Thursday... A chance of showers in the morning, then showers likely and a slight chance of thunderstorms in the afternoon. Rainfall amounts a tenth to a quarter of an inch possible, except higher amounts possible in thunderstorms. Highs in the upper 50s to mid 60s. South wind to 10 mph becoming southwest in the afternoon.
Thursday Night... Mostly cloudy. A chance of showers in the evening, then a slight chance of showers after midnight. Lows in the upper 40s to mid 50s. South wind to 10 mph in the evening becoming light.
Friday... Mostly cloudy. A slight chance of thunderstorms in the afternoon. Highs in the 60s. Light wind becoming northwest to 10 mph in the afternoon.
Friday Night... Mostly cloudy. A slight chance of showers in the evening. Lows in the lower 50s.
Saturday... Partly sunny. A slight chance of showers in the morning. Highs near 70.
Saturday Night... Partly cloudy. A slight chance of showers in the evening. Lows in the lower to mid 50s.
Sunday... Mostly sunny. A slight chance of showers in the morning. Highs in the lower to mid 70s.
Sunday Night... Partly cloudy. A slight chance of showers in the evening. Lows in the lower to mid 50s.
Labor Day... Mostly sunny. A slight chance of showers in the afternoon. Highs in the lower to mid 70s.
Monday Night... Partly cloudy. A slight chance of showers in the evening. Lows in the mid 50s.
POP = Probability of Precipitation
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