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Lake Upsilon, ND Weather Forecast
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Lake Upsilon Weather Forecast
| REST OF TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
 |  |  |  | |  |  |  | | | | |
| Chance of Showers | Partly Sunny | Partly Cloudy | Chance of Showers | Chance of Showers | Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Chance of T-Storm |
| Lo: 45°FLo: 7°C | Hi: 60°FHi: 16°C | Lo: 40°FLo: 4°C | Hi: 59°FHi: 15°C | Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C |
| POP: 30% | POP: 20% | POP: 40% | POP: 50% | POP: 50% | POP: 30% | POP: 30% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1036 PM CDT Mon Sep 14 2026 
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Issued: 1217 AM CDT Tue Sep 15 2026
Key Messages
- Strong westerly winds will slowly diminish overnight.
- Near normal temperatures in the mid 60s to mid 70s through the week.
- Mainly dry today, low chances for showers Wednesday. Better chances for showers and thunderstorms may approach the area late in the work week and into the weekend.
Discussion
... Issued at 1238 PM CDT Mon Sep 14 2026
Latest surface analysis shows the front along the western portion of the state. The surface low is just to the north of the state and it has started to...