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Decatur, IL
 78° 
Last Updated on May 1 2024, 3:54 pm CDT
Current ConditionsFair
Relative Humidity39%
WindNorthwest at 5.8 MPH
(5 KT)
Pressure29.94 mb
Dewpoint51.1 F (10.6 C)
Visibility10.00 miles

7-Day Forecast

Tonight
Partly Cloudy then Slight Chance T-storms
Low: 59°
A 20% chance of showers and thunderstorms after midnight.
Partly cloudy with a low around 59.
North wind 5 to 9 mph becoming
east after midnight.


Thursday
Mostly Sunny
High: 85°
Mostly sunny with a high near 85.
East southeast wind 9 to 16 mph becoming
south in the afternoon.
Winds could gust as high as 24 mph.


Thursday Night
Chance T-storms then Showers
Low: 63°
A chance of showers and thunderstorms,
then showers and possibly a thunderstorm after 1am.
Low around 63.
South wind 9 to 14 mph
with gusts as high as 21 mph.
Chance of precipitation is 80%.
New rainfall amounts
between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.


Friday
Showers Likely
High: 73°
Showers likely and possibly a thunderstorm before 1pm,
then a chance of showers and thunderstorms after 1pm.
Mostly cloudy with a high near 73.
Southeast wind around 8 mph becoming
north northwest in the morning.
Chance of precipitation is 60%.
New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.


Friday Night
Partly Cloudy
Low: 58°
Partly cloudy with a low around 58.
East northeast wind 7 to 9 mph.


Saturday
Mostly Sunny then Chance T-storms
High: 77°
A 30% chance of showers and thunderstorms after 1pm.
Mostly sunny with a high near 77.
East northeast wind 7 to 10 mph becoming
southwest in the afternoon.


Saturday Night
Chance T-storms
Low: 55°
A 40% chance of showers and thunderstorms.
Mostly cloudy with a low around 55.
West wind around 10 mph becoming
north after midnight.
Winds could gust as high as 16 mph.


Sunday
Partly Sunny then Chance Showers
High: 74°
A 40% chance of showers after 1pm.
Partly sunny with a high near 74.


Sunday Night
Chance T-storms
Low: 58°
A 50% chance of showers and thunderstorms.
Mostly cloudy with a low around 58.


Monday
Showers Likely
High: 77°
Showers likely with thunderstorms also possible after 1pm.
Mostly cloudy with a high near 77.
Chance of precipitation is 70%.


Monday Night
Chance T-storms then Showers Likely
Low: 65°
Showers and thunderstorms likely.
Mostly cloudy with a low around 65.


Tuesday
Breezy. Chance T-storms then Showers Likely
High: 81°
Showers and thunderstorms likely.
Partly sunny with a high near 81.
Breezy.


Tuesday Night
Chance T-storms
Low: 61°
A chance of showers and thunderstorms.
Partly cloudy with a low around 61.


Wednesday
Breezy. Mostly Sunny then Chance T-storms
High: 77°
A chance of showers and thunderstorms.
Mostly sunny with a high near 77.
Breezy.


Source: National Weather Service








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