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Cass Lake, MO Weather Forecast
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Cass Lake Weather Forecast
| TODAY | TONIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SUNDAY | SUNDAY NIGHT | MONDAY | TUESDAY |
 |  |  | |  |  |  |  |  | | |
| Partly Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Partly Cloudy | Partly Cloudy | Sunny | Clear | Clear | Sunny |
| Hi: 85°FHi: 29°C | Lo: 69°FLo: 21°C | Hi: 75°FHi: 24°C | Lo: 61°FLo: 16°C | Hi: 71°FHi: 22°C | Hi: 71°FHi: 22°C Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Hi: 71°FHi: 22°C Lo: 50°FLo: 10°C | Hi: 71°FHi: 22°C Lo: 50°FLo: 10°C | Hi: 75°FHi: 24°C |
| POP: 70% | POP: 100% | POP: 90% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 532 AM CDT Wed Sep 30 2026 
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Issued: 603 AM CDT Wed Sep 30 2026
Key Messages
- Above normal temperatures will occur across the area again today, and across the eastern portions of the area on Thursday. Highs will warm into the upper 80s to lower 90s this afternoon, approaching some records.
- Rounds of showers and thunderstorms (70 to 95% chances) are expected tonight into Friday. There will be the potential for some locally heavy rainfall with this system.
Aviation
/12Z TAFS THROUGH 12Z THURSDAY/... Issued at 557 AM CDT Wed Sep 30 2026
VFR conditions should prevail...