Weather WorldSourdough Lake, WA 7-Day Night Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Weather Quote O' the Day
Sourdough Lake, WA Weather Forecast
Sourdough Lake, WA Weather Forecast Date: 236 AM PDT Fri Aug 14 2026
The area/counties/county of: Cascades Of Whatcom And Skagit Counties, including the city of Mount Baker.or toggle through each period.
Today... Mostly sunny in the morning, then mostly cloudy with a chance of thunderstorms early in the afternoon. Partly sunny with a chance of thunderstorms and showers late in the afternoon. Snow level near 10000 feet.
Tonight... Mostly clear. A slight chance of thunderstorms in the evening, then a slight chance of showers late in the evening. Snow level near 10000 feet.
Saturday... Mostly sunny. A slight chance of showers early in the afternoon. A slight chance of thunderstorms and showers late in the afternoon. Snow level near 10000 feet. No snow accumulation.
Saturday Night... Partly cloudy with a slight chance of thunderstorms in the evening, then mostly cloudy after midnight. Snow level near 10000 feet.
Sunday... Partly sunny. Freezing level near 12500 feet.
Sunday Night... Partly cloudy. Freezing level near 13000 feet.
Monday... Mostly sunny. Freezing level near 12500 feet.
Monday Night... Partly cloudy in the evening then becoming mostly cloudy. Freezing level near 12000 feet.
Tuesday... Mostly sunny. A slight chance of showers in the afternoon. Snow level near 9500 feet.
Tuesday Night... Partly cloudy with a slight chance of showers in the evening, then mostly cloudy after midnight. Snow level near 10000 feet.
Wednesday... Partly sunny. Freezing level near 11500 feet.
Wednesday Night... Partly cloudy in the evening then becoming mostly cloudy. Freezing level near 12000 feet.
POP = Probability of Precipitation
Sourdough Lake Radar Loop
Use the map search tool if you want to place a location marker on the radar map...