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Highland Park, WI Weather Forecast
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Highland Park Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT |
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| Thunderstorms | Chance of T-Storm | Mostly Sunny | Partly Cloudy | Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Clear | Sunny | Partly Cloudy |
| Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | |
| POP: 70% | POP: 40% | POP: 20% | POP: 50% | POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 430 PM CDT Tue Aug 18 2026 
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Highland Park Forecast Discussion
Issued: 141 PM CDT Tue Aug 18 2026
Key Messages
- Chance of showers and storms this evening; coverage remains uncertain. A few stronger storms with hail and gusty winds are possible late afternoon into the evening.
- Dry and pleasant conditions Wednesday through Thursday. Rain chances return Friday, but overall nice weather is expected for the weekend.
Aviation
... Issued 141 PM CDT Tue Aug 18 2026
Rain and thunderstorms are expected to move through southern Wisconsin this afternoon and evening. A few isolat...