10-Day Weather Forecast - Sumas, WA

Rain in the morning. Snow through the day. Rain showers and a slight chance of thunderstorms in the afternoon. Snow level near 1500 feet. No snow accumulation. Highs in the upper 30s to mid 40s. South wind 10 to 15 mph with gusts to 25 mph.

Rain and snow. Snow level near 1500 feet. No snow accumulation. Lows in the 30s. South wind 10 to 15 mph with gusts to 25 mph.

Rain and snow. Highs in the lower to mid 40s. South wind 10 to 15 mph with gusts to 30 mph.

Rain. Rainfall amounts a half inch to one inch possible. Lows in the mid 30s to lower 40s. South wind 10 to 15 mph becoming southeast after midnight.

Rain at times. Highs in the mid 40s.

Rain at times in the evening then rain showers and a slight chance of thunderstorms after midnight. Lows in the mid to upper 30s.

Rain and snow in the morning then rain at times in the afternoon. Highs in the mid 40s.

Rain and snow. Lows in the mid to upper 30s.

Rain and snow in the morning then rain and snow likely in the afternoon. Snow level near 1500 feet. Highs in the lower to mid 40s.

Mostly cloudy with a chance of rain and snow. Snow level near 1500 feet. Lows in the lower 30s.

Mostly cloudy with a chance of rain and snow. Snow level near 1500 feet. Highs in the lower to mid 40s.

Mostly cloudy. A chance of rain and snow in the evening then a chance of rain after midnight. Snow level near 1500 feet. Lows in the lower 30s.

Mostly cloudy with a chance of rain in the morning then mostly cloudy with rain and snow likely in the afternoon. Snow level near 1500 feet. Highs in the lower to mid 40s.

Cloudy with a chance of rain-snow mix. Chance of precipitation 60%. Low temperature around 30F. Dew point will be around 28F with an average humidity of 90%. Winds will be 5 mph from the E.

Cloudy with probable rain-snow mix. Chance of precipitation 65%. High temperature around 37F. Dew point will be around 31F with an average humidity of 87%. Winds will be 4 mph from the E.

Cloudy with probable rain. Chance of precipitation 75%. Low temperature around 34F. Dew point will be around 34F with an average humidity of 96%. Winds will be 4 mph from the SE.

Cloudy with probable rain. Chance of precipitation 75%. High temperature around 40F. Dew point will be around 35F with an average humidity of 90%. Winds will be 4 mph from the SE.

Cloudy with probable rain. Chance of precipitation 80%. Low temperature around 36F. Dew point will be around 36F with an average humidity of 96%. Winds will be 5 mph from the SE.