Northfield Park, IL Weather Forecast
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Northfield Park Weather Forecast
| REST OF TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
| Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of T-Storm |
| Lo: 69°FLo: 21°C | Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 65°FLo: 18°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 | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C |
| POP: 50% | POP: 70% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 120 AM CDT Mon Aug 17 2026 

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Northfield Park Forecast Discussion
Issued: 1254 AM CDT Mon Aug 17 2026
Key Messages
- Drier weather is in store Monday into Tuesday before storm chances return midweek.
Discussion
... Issued at 104 PM CDT Sun Aug 16 2026
The primary forecast concern this afternoon and evening is the potential for isolated to scattered, heavy rain-producing thunderstorms ahead of an approaching cold front. This front, currently located across southern Wisconsin, will move southward into northern Illinois during peak heating this afternoon. Despite mostly clou...
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