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St. Peter Weather Forecast
| REST OF TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
 |  |  |  | | |  |  | | |  | |
| Drizzle | Mostly Cloudy | Partly Sunny | Cloudy | Mostly Cloudy | Clouds | Mostly Sunny | Mostly Clear | Sunny | Increasing Clouds | Chance of Showers | Mostly Cloudy |
| Hi: 61°FHi: 16°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 69°FHi: 21°C | Lo: 55°FLo: 13°C |
| POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 128 PM CDT Sat Sep 19 2026 
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Issued: 1209 PM CDT Sat Sep 19 2026
Key Messages
- Areas of drizzle will persist through much of the day today with clouds hanging around through the weekend.
- Drier conditions return next week with highs in the mid to upper 60s.
- Next chances for rain arrive late in the forecast period.
Discussion
... Issued at 243 AM CDT Sat Sep 19 2026
Heavy rain has come to an end across the CWA early this morning. An area of training thunderstorms developed just north of I-90 in Waseca/Steele/Freeborn counties Friday evening and dumped some impressiv...