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Decatur, IL
 48° 
Last Updated on Mar 29 2024, 1:54 am CDT
Current ConditionsMostly Cloudy
Relative Humidity66%
WindSouthwest at 10.4 MPH
(9 KT)
Pressure30.03 mb
Dewpoint37.0 F (2.8 C)
Wind Chill43 F (6 C)
Visibility10.00 miles

7-Day Forecast

Overnight
Partly Cloudy
Low: 40°
Partly cloudy with a low around 40.
West southwest wind around 6 mph.


Friday
Partly Sunny
High: 69°
Partly sunny with a high near 69.
South southwest wind 6 to 15 mph
with gusts as high as 22 mph.


Friday Night
Showers Likely and Breezy
Low: 56°
A chance of showers and thunderstorms before 10pm,
then showers likely and possibly a thunderstorm
between 10pm and 11pm,
then a chance of showers and thunderstorms after 11pm.
Mostly cloudy with a low around 56.
Breezy with a south southwest wind 16 to 20 mph
with gusts as high as 31 mph.
Chance of precipitation is 60%.
New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.


Saturday
Partly Sunny
High: 69°
Partly sunny with a high near 69.
West northwest wind 13 to 17 mph
with gusts as high as 25 mph.


Saturday Night
Mostly Cloudy then Chance Showers
Low: 48°
A 30% chance of showers after 1am.
Mostly cloudy with a low around 48.
Northwest wind 7 to 10 mph becoming
east after midnight.


Sunday
Showers Likely
High: 70°
Showers likely with thunderstorms also possible after 4pm.
Some of the storms could produce gusty winds.
Mostly cloudy with a high near 70.
East wind 10 to 14 mph becoming
south southeast in the afternoon.
Winds could gust as high as 21 mph.
Chance of precipitation is 70%.
New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.


Sunday Night
Showers Likely
Low: 55°
Showers likely and possibly a thunderstorm.
Some of the storms could produce gusty winds.
Mostly cloudy with a low around 55.
South wind 10 to 16 mph
with gusts as high as 23 mph.
Chance of precipitation is 60%.
New rainfall amounts
between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.


Monday
Showers
High: 73°
Showers and possibly a thunderstorm.
Some of the storms could produce gusty winds.
High near 73.
Chance of precipitation is 90%.


Monday Night
Showers Likely and Breezy
Low: 46°
Showers likely and possibly a thunderstorm before 1am,
then a chance of showers and thunderstorms after 1am.
Some of the storms could produce gusty winds.
Mostly cloudy with a low around 46.
Breezy.
Chance of precipitation is 70%.


Tuesday
Chance Showers
High: 56°
A 30% chance of showers before 1pm.
Mostly cloudy with a high near 56.


Tuesday Night
Mostly Cloudy
Low: 35°
Mostly cloudy with a low around 35.


Wednesday
Mostly Sunny then Mostly Sunny and Breezy
High: 51°
Mostly sunny with a high near 51.
Breezy.


Wednesday Night
Mostly Clear
Low: 34°
Mostly clear with a low around 34.


Thursday
Sunny
High: 59°
Sunny with a high near 59.


Source: National Weather Service








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