10-Day Weather Forecast - Grand Tower, IL

Mostly sunny. Hot with highs in the mid 90s. Northwest winds 5 to 10 mph, becoming north in the afternoon. Highest heat index readings heat index readings up to 106 in the afternoon.

Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 60s. Northeast winds 5 to 10 mph.

Sunny. Highs in the upper 80s. Northeast winds 5 to 10 mph.

Mostly clear. Lows in the mid 60s. Northeast winds 5 to 10 mph.

Sunny. Highs around 90.

Partly cloudy. Lows in the upper 60s.

Partly sunny in the morning, then mostly cloudy with a chance of showers in the afternoon. Highs in the upper 80s. Chance of rain 50 percent.

Showers likely with a chance of thunderstorms. Lows in the upper 60s. Chance of rain 70 percent.

Showers likely with a chance of thunderstorms. Highs in the lower 80s. Chance of rain 70 percent.

Mostly cloudy with a chance of showers in the evening, then partly cloudy after midnight. Lows in the upper 60s. Chance of rain 30 percent.

Mostly sunny. Highs in the mid 80s.

Mostly clear. Lows in the upper 60s.

Mostly sunny. Highs in the mid 80s.

Clear with a 30% chance for rain and thunderstorms. Low temperature around 70F. Dew point will be around 70F with an average humidity of 84%. Winds will be 3 mph from the S.

Sunny with scattered thunderstorms. Chance of storms 35%. High temperature around 87F. Dew point will be around 71F with an average humidity of 72%. Winds will be 5 mph from the S.

Clear with a 35% chance for rain and thunderstorms. Low temperature around 72F. Dew point will be around 71F with an average humidity of 81%. Winds will be 5 mph from the S.

Sunny with a 30% chance for rain and thunderstorms. High temperature around 90F. Dew point will be around 71F with an average humidity of 67%. Winds will be 5 mph from the SW.

Clear with a 30% chance for rain and thunderstorms. Low temperature around 73F. Dew point will be around 71F with an average humidity of 79%. Winds will be 4 mph from the S.