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Current Weather Conditions for Decatur, IL

A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 90. Heat index values as high as 105. Southwest wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
82°F

Conditions

Wind: 6 mph SSW
Humidity: 88%
Probability of Precipitation: 15%

Hourly Forcast (next 12 hours)

5 PM 6 PM 7 PM 8 PM 9 PM 10 PM 11 PM 12 AM 1 AM 2 AM 3 AM 4 AM 5 AM
82° 83° 85° 88° 89° 90° 89° 87° 84° 82° 80° 78° 77°

Upcoming Week

Day Forecast High Low
This Afternoon
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms. Mostly cloudy, with a high near 90. Heat index values as high as 105. Southwest wind around 7 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
90°F 71°F
Tonight
Slight Chance Showers And Thunderstorms then Partly Cloudy
A slight chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Heat index values as high as 105. South wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible.
90°F 71°F
Monday
Mostly Sunny
Mostly sunny, with a high near 92. Heat index values as high as 107. South wind 5 to 13 mph, with gusts as high as 20 mph. New rainfall amounts less than a tenth of an inch possible.
90°F 71°F
Monday Night
Slight Chance Rain Showers
A slight chance of rain showers between 11pm and 1am. Mostly clear, with a low around 75. Heat index values as high as 106. West wind 8 to 12 mph, with gusts as high as 18 mph. New rainfall amounts less than a tenth of an inch possible.
90°F 71°F
Tuesday
Sunny
Sunny, with a high near 88. North northwest wind around 12 mph, with gusts as high as 18 mph.
90°F 71°F
Tuesday Night
Mostly Clear
Mostly clear, with a low around 64. North northeast wind 5 to 10 mph, with gusts as high as 16 mph.
90°F 71°F
Wednesday
Sunny
Sunny, with a high near 85. North northeast wind 5 to 9 mph.
90°F 71°F
Wednesday Night
Clear
Clear, with a low around 62.
90°F 71°F
Thursday
Sunny
Sunny, with a high near 86.
90°F 71°F
Thursday Night
Partly Cloudy
Partly cloudy, with a low around 65.
90°F 71°F
Friday
Partly Sunny then Chance Showers And Thunderstorms
A chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 84.
90°F 71°F
Friday Night
Chance Showers And Thunderstorms then Slight Chance Showers And Thunderstorms
A chance of showers and thunderstorms before 7pm, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 66.
90°F 71°F
Saturday
Slight Chance Rain Showers then Slight Chance Showers And Thunderstorms
A slight chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 85.
90°F 71°F
Saturday Night
Slight Chance Showers And Thunderstorms
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 65.
90°F 71°F
Data provided by weather.gov