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Lake Sammamish State Park — Boating Conditions
Tides, water temp & weather • King County, WA
Boating Conditions at Lake Sammamish State Park
Current wind, air and water temperature, tide times and a 10-day forecast for Lake Sammamish State Park on Sammamish River - Lake Sammamish in King County, Washington. Check conditions before you launch.
Tide Times
Nearest tide station: Seattle, WA · ~14 mi away
SunLow 6:29 AM (1.4 ft)High 3:06 PM (10.1 ft)Low 9:15 PM (6.9 ft)
MonHigh 12:46 AM (8 ft)Low 7:35 AM (1.3 ft)High 3:43 PM (10.4 ft)Low 9:46 PM (6.3 ft)
Weather & wave data from Open-Meteo. Tides & water temperature from NOAA CO-OPS. Conditions are estimates for trip planning — always confirm locally and check official marine forecasts before heading out.
