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Big Lake Weather Forecast
| REST OF TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  |  |  |  |  | | | | | | |
| Clearing | Mostly Clear | Increasing Clouds | Chance of Showers | Mostly Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Mostly Sunny | Mostly Clear | Mostly Sunny | Chance of Showers |
| Hi: 89°FHi: 32°C | Lo: 59°FLo: 15°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 85°FHi: 29°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C |
| POP: 50% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 903 AM CDT Mon Aug 31 2026 
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Issued: 557 AM CDT Mon Aug 31 2026
Key Messages
- Mainly dry through Tuesday, then best chance of showers and thunderstorms comes late Tuesday night, followed by minor chances for additional rain through the rest of the week.
- Hot/humid conditions continue today, then warm and less humid conditions for the rest of the week.
Discussion
... Issued at 254 AM CDT Mon Aug 31 2026
Current water vapor imagery this morning depicts a trough of low pressure that extends from Manitoba over to Alberta and moving east. Closer to the surface, an asso...