10-Day Weather Forecast - Saint Helens, OR

Areas of fog in the morning. Mostly sunny. Highs in the upper 50s. Winds light.

Partly cloudy in the evening then mostly cloudy with a chance of rain after midnight. Lows in the lower 40s. Winds light. Chance of rain 50 percent.

Rain. Highs in the mid 50s. Southeast wind 5 to 10 mph. Chance of rain 90 percent.

Rain. Lows in the upper 40s. Chance of rain 90 percent.

Rain. Highs in the mid 50s. Chance of rain 90 percent.

Rain. Lows in the lower 40s. Chance of rain 90 percent.

Rain. Highs in the lower 50s. Chance of rain 90 percent.

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

Mostly cloudy in the morning then becoming partly sunny. A 50 percent chance of rain. Highs around 50.

Mostly cloudy with a 20 percent chance of rain. Lows in the mid 30s.

Mostly cloudy with a 20 percent chance of rain. Highs in the lower 50s.

Partly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 33F. Dew point will be around 34F with an average humidity of 92%. Winds will be 2 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 50%. High temperature around 48F. Dew point will be around 36F with an average humidity of 81%. Winds will be 4 mph from the S.

Cloudy with probable rain. Chance of precipitation 70%. Low temperature around 36F. Dew point will be around 36F with an average humidity of 92%. Winds will be 3 mph from the S.

Cloudy with probable rain. Chance of precipitation 75%. High temperature around 44F. Dew point will be around 37F with an average humidity of 86%. Winds will be 3 mph from the S.

Cloudy with probable rain. Chance of precipitation 65%. Low temperature around 34F. Dew point will be around 35F with an average humidity of 94%. Winds will be 3 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 55%. High temperature around 45F. Dew point will be around 36F with an average humidity of 83%. Winds will be 3 mph from the S.

Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 33F. Dew point will be around 33F with an average humidity of 90%. Winds will be 1 mph from the S.