10-Day Weather Forecast - Rock Island, WA

Partly sunny with a 20 percent chance of rain. Highs in the 40s. Gusts up to 25 mph in the morning.

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

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

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

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

Mostly clear. Lows in the mid 20s to mid 30s. Highs in the upper 30s to mid 40s.

Mostly clear. Lows in the mid 20s to mid 30s. Highs in the upper 30s to mid 40s.

Mostly clear. Lows in the mid 20s to mid 30s. Highs in the upper 30s to mid 40s.

Mostly clear. Lows in the mid 20s to mid 30s. Highs in the upper 30s to mid 40s.

Mostly clear. Lows in the mid 20s to mid 30s. Highs in the upper 30s to mid 40s.

Mostly clear. Lows in the mid 20s to mid 30s. Highs in the upper 30s to mid 40s.

Mostly clear. Lows in the mid 20s to mid 30s. Highs in the upper 30s to mid 40s.

Mostly clear. Lows in the mid 20s to mid 30s. Highs in the upper 30s to mid 40s.

Clear. Low temperature around 31F. Dew point will be around 28F with an average humidity of 83%. Winds will be 3 mph from the N.

Mostly sunny. High temperature around 38F. Dew point will be around 30F with an average humidity of 79%. Winds will be 3 mph from the NE.

Partly cloudy. Low temperature around 31F. Dew point will be around 28F with an average humidity of 84%. Winds will be 2 mph from the N.

Mostly sunny. High temperature around 38F. Dew point will be around 30F with an average humidity of 79%. Winds will be 2 mph from the NE.

Partly cloudy. Low temperature around 31F. Dew point will be around 28F with an average humidity of 82%. Winds will be 2 mph from the NW.