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Brook Park Elementary School, IL Weather Forecast
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Brook Park Elementary School Weather Forecast
| EARLY THIS MORNING | TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
 | |  | |  |  | | |  |  | | |
| Chance of Showers | Chance of Showers | Snow Showers | Snow Showers | Clearing | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Sunny | Clear | Sunny |
| Hi: 41°FHi: 5°C | Hi: 45°FHi: 7°C | Lo: 35°FLo: 2°C | Hi: 41°FHi: 5°C | Lo: 31°FLo: -1°C | Hi: 45°FHi: 7°C | Lo: 31°FLo: -1°C | Hi: 49°FHi: 9°C | Lo: 31°FLo: -1°C | Hi: 49°FHi: 9°C | Lo: 31°FLo: -1°C | Hi: 51°FHi: 11°C |
| POP: 20% | POP: 90% | POP: 90% | POP: 90% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 416 AM CST Thu Nov 12 2026 
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Issued: 611 AM CST Thu Nov 12 2026
Key Messages
- A prolonged lake effect precipitation event will begin today, with lake effect rain showers initially occurring in northwest Indiana and portions of far northeastern Illinois.
- Rain will transition to snow in the lake effect band tonight, and there is growing concern that a few to potentially several inches of wet snow accumulation will lead to localized travel impacts late tonight into Friday morning, including during the Friday morning commute.
- Additional periods of lake effect rain...