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Spring Grove, IL Weather Forecast
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Spring Grove Weather Forecast
| EARLY THIS MORNING | TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY |
 |  |  |  |  |  |  | | | |  | |
| Chance of T-Storm | Chance of Showers | Partly Cloudy | Clearing | Clear | Sunny | Chance of T-Storm | Chance of T-Storm | Partly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers |
| Hi: 70°FHi: 21°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 79°FHi: 26°C | Lo: 60°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C |
| POP: 100% | POP: 90% | POP: 20% | POP: 40% | POP: 30% | POP: 40% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 451 AM CDT Wed Sep 09 2026 
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Issued: 645 AM CDT Wed Sep 9 2026
Key Messages
- Showers and possibly a few isolated thunderstorms this morning, shower chances may linger near/south of the Highway 24 corridor this afternoon into tonight
- Dry weather with seasonable temperatures expected to end the work week.
Discussion
... Issued at 533 AM CDT Wed Sep 9 2026
Vigorous upper level trough noted on water vapor imagery over the northern Plains early morning with an attendant upper level jet extending from WY to Lake Superior. Evening ROABs sampled a nearly 100kt jet in th...