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Westchester Primary School, IL Weather Forecast
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Westchester Primary School Weather Forecast
| EARLY THIS MORNING | TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
 | |  |  |  | |  | |  | | | |
| Chance of T-Storm | Chance of T-Storm | Mostly Cloudy | Partly Cloudy | Mostly Clear | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Clearing | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Hi: 75°FHi: 24°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 69°FLo: 21°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C |
| POP: 90% | POP: 40% | POP: 20% | POP: 70% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 320 AM CDT Sun Aug 16 2026 
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Issued: 144 AM CDT Sun Aug 16 2026
Key Messages
- Scattered showers and thunderstorms will linger through Sunday morning. Torrential downpours and locally gusty winds will be possible with these storms and may result in renewed flooding in saturated areas.
- Chance for additional showers and thunderstorms Sunday afternoon, mainly southeast of I-55.
- Drier weather returns Monday briefly before storm chances increase midweek.
Discussion
... Issued at 144 AM CDT Sun Aug 16 2026
A shortwave trough continues to pi...