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Chicago O'Hare Intl Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  | | |  |  |  |  | | | |  |
| Partly Cloudy | Clearing | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Mostly Sunny | Mostly Clear | Mostly Sunny | Partly Cloudy | Partly Cloudy | Chance of Showers |
| Hi: 75°FHi: 24°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C |
| POP: 60% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 236 PM CDT Mon Aug 24 2026 
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Issued: 626 PM CDT Mon Aug 24 2026
Key Messages
- The potential for showers and potentially strong to severe thunderstorms returns Wednesday afternoon and evening along a cold front.
Discussion
... Issued at 207 PM CDT Mon Aug 24 2026
High pressure centered over the area this afternoon will drift southeastward through Tuesday, supporting a dry and relatively quite period of weather. Patchy shallow fog will be possible late tonight primarily for interior areas south of the Chicago metro and across northwest Indiana. Otherwise, expect an...