Barrett Lake, WA 7-Day Night Weather Forecast
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Barrett Lake, WA Weather Forecast


Barrett Lake, WA Weather Forecast Date: 236 AM PDT Fri Oct 30 2026
The area/counties/county of: Lowlands Of Western Whatcom County, including the cities of: Bellingham, Sumas, Blaine, and Lynden.or toggle through each period.
Today... Partly sunny in the morning, then a chance of rain showers in the late morning and early afternoon. Cloudy with rain showers likely late in the afternoon. Rainfall amounts less than a tenth of an inch likely. Highs near 50. Northeast wind to 10 mph becoming south in the afternoon.
Tonight... Mostly cloudy with a chance of rain showers in the evening, then mostly cloudy after midnight. Lows in the upper 30s to mid 40s. Northeast wind to 10 mph becoming east after midnight.
Saturday... Mostly sunny. Highs in the upper 40s to mid 50s. Northeast wind to 10 mph in the morning becoming light.
Saturday Night... Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 30s to lower 40s. North wind to 10 mph.
Sunday... Mostly sunny. Highs near 50. North wind to 10 mph in the morning becoming light.
Sunday Night... Partly cloudy. Lows in the mid 30s.
Monday... Partly sunny. Highs in the lower 50s.
Monday Night... Cloudy. Lows in the lower 40s.
Tuesday... Cloudy in the morning then becoming partly sunny. Highs in the lower to mid 50s.
Tuesday Night... Partly cloudy. Lows near 40.
Wednesday... Partly sunny. Highs in the 50s.
Wednesday Night... Mostly cloudy. Lows in the lower 40s.
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