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Sidney, KY Weather Forecast
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| EARLY THIS MORNING | TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY |
 |  |  | |  | | | | |  |  | |
| Partly Cloudy | Chance of T-Storm | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Partly Cloudy |
| Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 80°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 59°FLo: 15°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C Lo: 51°FLo: 11°C |
| POP: 20% | POP: 50% | POP: 60% | POP: 90% | POP: 80% | POP: 90% | POP: 70% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 322 AM EDT Sun Sep 20 2026 
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Issued: 454 AM EDT Sun Sep 20 2026
Key Messages
- Unseasonably hot and muggy weather continues through Monday, with near-record high temperatures reaching the upper 80s to lower 90s in most places today.
- Strong to severe thunderstorms with damaging wind gusts are possible Monday afternoon and evening, mainly south of the Mountain Parkway.
- A stalled front brings widespread showers and thunderstorms Monday night through Wednesday, with isolated flash flooding possible from repeated heavy downpours.
- Seasonably cooler and drier air arri...