10-Day Weather Forecast - Grantfork, IL
As of
- |81°FWarm and HumidHourly details
Tonight
81°FClear. Low temperature around 81F. Dew point will be around 73F with an average humidity of 78%. Winds will be 4 mph from the S.
- 99|80°FHot and HumidHourly details
Day
99°FSunny, hot with highs in the upper 90s. Southwest winds around 5 mph. Heat index values up to 108.
Night
80°FMostly clear in the evening, then becoming partly cloudy. Lows in the mid 70s. South winds around 5 mph in the evening, becoming light and variable. Heat index values up to 105 early in the evening.
Weekend Weather
- 99|75°FHot and HumidHourly details
Day
99°FMostly sunny. Hot with highs in the upper 90s. West winds around 5 mph. Heat index values up to 108.
Night
75°FPartly cloudy in the evening, then becoming mostly clear. Humid with lows in the lower 70s. Northeast winds around 5 mph. Heat index values up to 104 early in the evening.
- 93|68°FPartly CloudyHourly details
Day
93°FMostly clear. Hot. Highs in the mid 90s. Heat index values up to 100.
Night
68°FMostly clear. Hot. Lows in the upper 60s. Heat index values up to 100.
- 91|69°FSunnyHourly details
Day
91°FMostly clear. Hot. Highs in the mid 90s. Heat index values up to 100.
Night
69°FMostly clear. Hot. Lows in the upper 60s. Heat index values up to 100.
- 97|76°FMostly SunnyHourly details
Day
97°FMostly clear. Hot. Highs in the mid 90s. Heat index values up to 100.
Night
76°FMostly clear. Hot. Lows in the mid 70s. Heat index values up to 105.
- 99|78°FMostly SunnyHourly details
Day
99°FMostly clear. Hot. Highs in the upper 90s. Heat index values up to 105.
Night
78°FPartly cloudy in the evening, then mostly clear with a slight chance of showers and thunderstorms after midnight. Lows in the mid 70s. Chance of rain 20 percent. Heat index values up to 100 early in the evening.
- 96|76°FMostly Sunny
Day
96°FMostly sunny with a slight chance of showers and thunderstorms. Highs in the mid 90s. Chance of rain 20 percent.
Night
76°FClear. Low temperature around 76F. Dew point will be around 70F with an average humidity of 68%. Winds will be 3 mph from the SW.
- 92|71°FMostly Sunny
Day
92°FMostly sunny. High temperature around 92F. Dew point will be around 70F with an average humidity of 62%. Winds will be 2 mph from the SW.
Night
71°FClear. Low temperature around 71F. Dew point will be around 69F with an average humidity of 75%. Winds will be 3 mph from the SE.
Weekend Weather
- 91|71°FSunny
Day
91°FSunny. High temperature around 91F. Dew point will be around 70F with an average humidity of 65%. Winds will be 4 mph from the S.
Night
71°FClear. Low temperature around 71F. Dew point will be around 68F with an average humidity of 72%. Winds will be 4 mph from the SE.












