10-Day Weather Forecast - Rock Island, WA

Cloudy. Patchy fog. Highs in the upper 30s to mid 40s.

Mostly cloudy. Patchy dense fog. Lows in the lower to mid 30s.

Mostly cloudy. Patchy fog. Highs in the 40s.

Mostly cloudy. Patchy fog. Lows in the lower to mid 30s.

Partly sunny. Patchy fog. Highs in the mid to upper 40s.

Mostly cloudy. Lows in the lower to mid 30s. Highs in the mid to upper 40s.

Mostly cloudy. Lows in the lower to mid 30s. Highs in the mid to upper 40s.

Mostly cloudy. Lows in the lower to mid 30s. Highs in the 40s.

Mostly cloudy. Lows in the lower to mid 30s. Highs in the 40s.

Mostly cloudy with a 50 percent chance of rain. Lows in the mid to upper 30s. Highs in the mid to upper 40s.

Mostly cloudy with a 50 percent chance of rain. Lows in the mid to upper 30s. Highs in the mid to upper 40s.

Mostly cloudy with a chance of rain or snow. Lows in the lower to mid 30s. Chance of precipitation 50 percent.

Partly sunny with a chance of rain or snow. Highs in the mid to upper 40s. Chance of precipitation 20 percent.

Mostly cloudy. Low temperature around 37F. Dew point will be around 34F with an average humidity of 80%. Winds will be 5 mph from the W.

Partly cloudy. High temperature around 45F. Dew point will be around 32F with an average humidity of 69%. Winds will be 2 mph from the W.

Clear. Low temperature around 35F. Dew point will be around 29F with an average humidity of 71%. Winds will be 3 mph from the NW.

Sunny. High temperature around 44F. Dew point will be around 31F with an average humidity of 68%. Winds will be 1 mph from the S.

Clear. Low temperature around 35F. Dew point will be around 30F with an average humidity of 71%. Winds will be 3 mph from the W.