Spring Valley, WI Weather Forecast
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Spring Valley Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT |
| Sunny | Chance of Showers | Clouds | Chance of Showers | Chance of Showers | Chance of T-Storm | Chance of Showers | Mostly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers | Mostly Cloudy |
| Hi: 71°FHi: 22°C | Lo: 59°FLo: 15°C | Hi: 79°FHi: 26°C | Lo: 55°FLo: 13°C | Hi: 61°FHi: 16°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 50°FLo: 10°C |
| POP: 50% | POP: 30% | POP: 100% | POP: 100% | POP: 40% | POP: 30% | POP: 40% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 748 AM CDT Wed Sep 16 2026 

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Issued: 103 PM CDT Wed Sep 16 2026
Key Messages
- Widespread soaking rain is likely Friday into early Saturday. Broad rainfall totals of 1 to 2 inches are likely, with a narrower strip of 3 to 5+ inches possible.
- Quiet weather returns for much of the weekend, with another chance for showers Sunday into early next week.
Discussion
... Issued at 331 AM CDT Wed Sep 16 2026
Mainly clear skies are in place this morning across the region. A few areas of fog have developed, but surface obs indicate they are few and far between and aren`t pers...
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