10-Day Weather Forecast - Keystone, IN

Partly cloudy. Hot with highs in the lower 90s. South winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Heat index values up to 103.

Partly cloudy in the evening then becoming mostly clear. Humid with lows in the lower 70s. South winds 5 to 10 mph.

Mostly sunny. Hot with highs in the lower 90s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the afternoon. Heat index values up to 104.

Clear with lows in the lower 70s. Southwest winds 5 to 10 mph. Gusts up to 20 mph in the evening.

Sunny hot with highs in the mid 90s. Heat index values up to 105.

Clear. Lows in the lower 70s.

Sunny hot with highs in the mid 90s. Heat index values up to 105.

Mostly clear. Lows in the lower 70s.

Mostly sunny. A slight chance of showers and thunderstorms in the morning then a chance of showers and thunderstorms in the afternoon. Hot with highs in the mid 90s. Chance of rain 40 percent. Heat index values up to 105.

Mostly clear with a chance of showers. A chance of thunderstorms mainly in the evening. Lows in the lower 70s. Chance of rain 40 percent.

Mostly sunny with a chance of showers. A slight chance of thunderstorms in the morning then a chance of thunderstorms in the afternoon. Hot with highs in the lower 90s. Chance of rain 40 percent. Heat index values up to 100.

Mostly clear. A chance of showers and thunderstorms mainly in the evening. Lows around 70. Chance of rain 40 percent.

Mostly sunny. A slight chance of showers and thunderstorms in the morning then a chance of showers and thunderstorms in the afternoon. Hot with highs around 90. Chance of rain 30 percent. Heat index values in the upper 90s.

Mostly clear with a 60% chance for rain and thunderstorms. Low temperature around 72F. Dew point will be around 69F with an average humidity of 74%. Winds will be 3 mph from the W.

Mostly sunny with a 55% chance for rain and thunderstorms. High temperature around 85F. Dew point will be around 69F with an average humidity of 71%. Winds will be 4 mph from the W.

Clear with a 40% chance for rain and thunderstorms. Low temperature around 68F. Dew point will be around 65F with an average humidity of 72%. Winds will be 2 mph from the NW.

Sunny with a 45% chance for rain and thunderstorms. High temperature around 83F. Dew point will be around 66F with an average humidity of 70%. Winds will be 2 mph from the W.

Mostly clear with a 40% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 64F with an average humidity of 71%. Winds will be 1 mph from the NW.