10-Day Weather Forecast - Potomac, IL

Mostly cloudy in the morning then becoming partly sunny. Patchy fog in the morning. A chance of showers and thunderstorms. Humid with highs in the lower 80s. Northeast winds 5 to 10 mph. Chance of rain 50 percent.

Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 60s. Northeast winds 5 to 10 mph.

Mostly sunny. Highs in the mid 80s. East winds 5 to 10 mph.

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

Mostly clear. Highs in the upper 80s. Lows in the upper 60s.

Mostly clear. Highs in the upper 80s. Lows in the upper 60s.

Mostly clear. Highs in the upper 80s. Lows in the upper 60s.

Mostly clear. Highs in the upper 80s. Lows in the upper 60s.

Mostly clear. Highs in the upper 80s. Lows in the upper 60s.

Mostly clear. Highs in the upper 80s. Lows in the upper 60s.

Mostly clear. Highs in the upper 80s. Lows in the upper 60s.

Mostly clear. Highs in the upper 80s. Lows in the upper 60s.

Sunny. A chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 30 percent.

Clear with a 50% chance for rain and thunderstorms. Low temperature around 69F. Dew point will be around 67F with an average humidity of 77%. Winds will be 3 mph from the SW.

Sunny with a 50% chance for rain and thunderstorms. High temperature around 85F. Dew point will be around 70F with an average humidity of 73%. Winds will be 5 mph from the SW.

Mostly clear with a 55% chance for rain and thunderstorms. Low temperature around 69F. Dew point will be around 69F with an average humidity of 80%. Winds will be 4 mph from the SW.

Sunny with a 40% chance for rain and thunderstorms. High temperature around 84F. Dew point will be around 70F with an average humidity of 75%. Winds will be 4 mph from the W.

Clear with a 45% chance for rain and thunderstorms. Low temperature around 67F. Dew point will be around 66F with an average humidity of 79%. Winds will be 2 mph from the W.