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Harper Lake, MO Weather Forecast
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Harper Lake Weather Forecast
| THIS AFTERNOON | TONIGHT | COLUMBUS DAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  | | | |  |  | | |  | | |
| Mostly Sunny | Mostly Clear | Sunny | Clear | Sunny | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Mostly Cloudy | Mostly Sunny | Mostly Clear |
| Hi: 89°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 71°FLo: 22°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 80°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 40°FLo: 4°C |
| POP: 90% | POP: 100% | POP: 80% | POP: 90% |
POP = Probability of Precipitation.
Weather Outlook Updated: 127 PM CDT Sun Oct 11 2026 
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Issued: 1042 PM CDT Sun Oct 11 2026
Key Messages
- Dry, breezy weather and enhanced fire weather concerns are expected on Monday.
- Shower/storm chances increase (60-80%) starting Tuesday evening, lasting through late week.
- Temperatures cool down through the remainder of the forecast period.
Discussion
... Issued at 248 PM CDT Sun Oct 11 2026
The remainder of the day will be breezy and warm, with south/southwesterly winds around 10-15 mph and gusts up to 25 mph. The mid-level ridge axis has begun pushing eastward with the oncoming shortwa...