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Long Tom Lake, MN Weather Forecast
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Long Tom Lake Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY |
 |  |  | | |  | | |  | | | |
| Chance of T-Storm | Chance of T-Storm | Partly Sunny | Chance of T-Storm | Partly Sunny | Partly Cloudy | Partly Sunny | Chance of T-Storm | Mostly Sunny | Chance of T-Storm | Chance of T-Storm | Partly Sunny |
| Hi: 81°FHi: 27°C | Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 60°FLo: 16°C | Hi: 85°FHi: 29°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C |
| POP: 30% | POP: 20% | POP: 40% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 326 AM CDT Sat Aug 29 2026 
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Issued: 335 AM CDT Sat Aug 29 2026
Key Messages
- There is a Marginal Risk (level 1 out of 5) for severe thunderstorms this weekend. The greatest potential is during the late afternoon into the overnight hours both today and Sunday. The greatest chances (30-60%) are over north central South Dakota, with the chances decreasing to 20% towards Pierre, Chamberlain, and Watertown. Any severe storms that occur have the potential to produce hail to 1 inch in diameter and wind gusts to 60 mph.
- Temperatures will remain 5-7 degrees above norm...