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Big Lake Weather Forecast
| TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
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| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Thunderstorms | Mostly Cloudy | Thunderstorms | Mostly Cloudy | Chance of T-Storm | Mostly Cloudy | Mostly Sunny |
| Lo: 49°FLo: 9°C | Hi: 68°FHi: 20°C | Lo: 48°FLo: 9°C | Hi: 70°FHi: 21°C | Lo: 48°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 48°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 47°FLo: 8°C | Hi: 69°FHi: 21°C | Lo: 47°FLo: 8°C | Hi: 70°FHi: 21°C |
| POP: 20% | POP: 40% | POP: 10% | POP: 60% | POP: 10% | POP: 70% | POP: 70% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 412 PM MDT Sat Aug 22 2026 
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Big Lake Forecast Discussion
Issued: 535 PM MDT Sat Aug 22 2026
Key Messages
- Showers and storms persist across the eastern plains tonight, some of which may be strong.
- Increased coverage of showers and storms expected tomorrow, with flash flood potential, especially along the Aspen Acres burn scar.
- Showers and storms continue through much of the incoming week, though with a downtrend in coverage late week.
Aviation
/00Z TAFS THROUGH 00Z MONDAY/... Issued at 535 PM MDT Sat Aug 22 2026
Scattered showers and thunderstorms will continue across much of the forecast a...