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Delafield, IL Weather Forecast
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Delafield Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Clear | Mostly Clear | Chance of Showers |
| Hi: 99°FHi: 37°C | Lo: 71°FLo: 22°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Hi: 91°FHi: 33°C Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C Lo: 69°FLo: 21°C | Hi: 91°FHi: 33°C Lo: 69°FLo: 21°C | Hi: 95°FHi: 35°C Lo: 70°FLo: 21°C | Hi: 95°FHi: 35°C Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C |
| POP: 30% | POP: 70% | POP: 70% | POP: 50% | POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 552 AM CDT Wed Sep 09 2026 
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Issued: 649 AM CDT Wed Sep 9 2026
Key Messages
- Hot and humid conditions can be expected today, with a Heat Advisory in effect from 11am through 8pm.
- 20-50% chances showers and thunderstorms will spread across the region today, with chances peaking at 60-90% late tonight through Thursday night with the slow passage of a cold front.
- Strong to severe storms are possible across most of our region today, mainly from mid afternoon through this evening. Strong to severe storms will again be possible mainly Thursday afternoon across sout...