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Harper, KY Weather Forecast
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Harper Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  | | |  |  | | |  |  | |
| Partly Sunny | Partly Cloudy | Clearing | Partly Cloudy | Partly Sunny | Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Partly Cloudy |
| Hi: 85°FHi: 29°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 51°FLo: 11°C | Hi: 89°FHi: 32°C | Lo: 65°FLo: 18°C | Hi: 89°FHi: 32°C Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C Lo: 69°FLo: 21°C | Lo: 69°FLo: 21°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C | Hi: 85°FHi: 29°C Lo: 65°FLo: 18°C |
| POP: 30% | POP: 30% |
POP = Probability of Precipitation.
Weather Outlook Updated: 217 PM EDT Sun Sep 13 2026 
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Issued: 452 PM EDT Sun Sep 13 2026
Key Messages
- A weak cold front brings a small chance for a shower or thunderstorm this evening, mainly near and northwest of I-64.
- Well above normal temperatures return for Tuesday through Saturday.
- Near-record heat is possible Thursday with high temperatures within a few degrees of 90F.
Aviation
...(For the 18Z TAFS through 18Z Monday afternoon) ISSUED AT 211 PM EDT SUN SEP 13 2026
A mixed high MVFR/low VFR cu field was in place over eastern Kentucky at the start of the 18Z TAF period. That cumulus...