Weather World
Brook Park, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Brook Park Weather Forecast
| THIS AFTERNOON | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
 |  |  | | |  | | | | | |  |
| Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear |
| Hi: 61°FHi: 16°C | Lo: 59°FLo: 15°C | Hi: 69°FHi: 21°C | Lo: 59°FLo: 15°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 59°FLo: 15°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 111 PM CDT Wed Sep 23 2026 
Brook Park Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Brook Park Weather Map
Brook Park Quick Facts
Brook Park Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 124 PM CDT Wed Sep 23 2026
Key Messages
- Below average temperatures expected through the weekend before temperatures turn more seasonable early next week.
Discussion
... Issued at 124 PM CDT Wed Sep 23 2026
An upper low continues to spiral over the Ohio River Valley which has maintained a large cloud shield across much of the region. In addition to the clouds, there have been some isolated pockets of drizzle and light showers in OH and IN. While a stray sprinkle cannot be fully ruled out in our northwest IN or far eastern IL c...