National Weather Service Forecast for: Orland Park IL
Issued by: National Weather Service Chicago, IL
Updated: 10:11 pm CDT Jul 14, 2025
 
Overnight

Overnight: Mostly clear, with a low around 68. Southeast wind around 5 mph.
Mostly Clear

 Tuesday

Tuesday: Mostly sunny, with a high near 91. Heat index values as high as 96. Light south wind increasing to 5 to 10 mph in the morning.
Mostly Sunny

 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 72. South wind around 5 mph, with gusts as high as 10 mph.
Partly Cloudy

 Wednesday

Wednesday: A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 99. Southwest wind 5 to 10 mph.
Partly Sunny
then Chance
T-storms
 Wednesday
Night
Wednesday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West southwest wind 5 to 10 mph.
Chance
T-storms

 Thursday

Thursday: A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 83.
Slight Chance
T-storms then
Chance
T-storms
 Thursday
Night
Thursday Night: A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64.
Chance
T-storms

 Friday

Friday: Partly sunny, with a high near 82.
Partly Sunny

 Friday
Night
Friday Night: Partly cloudy, with a low around 66.
Partly Cloudy
Lo 68 °F Hi 91 °F Lo 72 °F Hi 92 °F Lo 70 °F Hi 83 °F Lo 64 °F Hi 82 °F Lo 66 °F

Air Quality Alert
 

Overnight
 
 Mostly clear, with a low around 68. Southeast wind around 5 mph.
Tuesday
 
 Mostly sunny, with a high near 91. Heat index values as high as 96. Light south wind increasing to 5 to 10 mph in the morning.
Tuesday Night
 
 Partly cloudy, with a low around 72. South wind around 5 mph, with gusts as high as 10 mph.
Wednesday
 
 A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 99. Southwest wind 5 to 10 mph.
Wednesday Night
 
 A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West southwest wind 5 to 10 mph.
Thursday
 
 A 50 percent chance of showers and thunderstorms, mainly after 1pm. Mostly cloudy, with a high near 83.
Thursday Night
 
 A 30 percent chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 64.
Friday
 
 Partly sunny, with a high near 82.
Friday Night
 
 Partly cloudy, with a low around 66.
Saturday
 
 A chance of showers and thunderstorms. Partly sunny, with a high near 86.
Saturday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 70.
Sunday
 
 A chance of showers and thunderstorms. Mostly sunny, with a high near 88.
Sunday Night
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 66.
Monday
 
 A chance of showers and thunderstorms. Partly sunny, with a high near 86.

 

Forecast from NOAA-NWS for Orland Park IL.