Nachusa, IL Weather Forecast
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Nachusa Weather Forecast
| REST OF TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY |
| Scattered Showers | Scattered Showers | Mostly Cloudy | Partly Cloudy | Mostly Clear | Partly Cloudy | Mostly Clear | Mostly Sunny | Clear | Sunny | Clear | Mostly Sunny |
| Lo: 49°FLo: 9°C | Hi: 51°FHi: 11°C | Lo: 39°FLo: 4°C | Hi: 49°FHi: 9°C | Lo: 29°FLo: -2°C | Hi: 51°FHi: 11°C | Lo: 31°FLo: -1°C | Hi: 59°FHi: 15°C | Lo: 35°FLo: 2°C | Hi: 61°FHi: 16°C | Lo: 40°FLo: 4°C | Hi: 61°FHi: 16°C |
| POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1220 AM CST Thu Nov 05 2026 

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Issued: 248 AM CST Thu Nov 5 2026
Key Messages
- Periods of rain/showers will continue through tonight across much of the area, and through Friday night for portions of northwest IN downwind of Lake Michigan.
- Breezy and cooler conditions expected Friday.
- Freezing temperatures likely for much of the area Friday night, and possible again Saturday night and Sunday night in some locations.
- Dry and warmer than average weather early next week.
Discussion
... Issued at 248 AM CST Thu Nov 5 2026
00Z upper air analysis and current GOES water v...
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