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Big Spring, KY Weather Forecast
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Big Spring Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  |  |  |  |  |  | | | | | |
| Sunny | Partly Cloudy | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Partly Sunny | Partly Cloudy | Partly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy |
| Hi: 95°FHi: 35°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C | Lo: 61°FLo: 16°C | Hi: 79°FHi: 26°C | Lo: 59°FLo: 15°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C |
| POP: 20% | POP: 40% | POP: 40% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 307 AM CDT Sun Sep 20 2026 
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Issued: 721 AM EDT Sun Sep 20 2026
Key Messages
- Unseasonably hot weather will continue area-wide today and over southern Kentucky tomorrow, with afternoon heat indices near 100 degrees.
- Milder weather will gradually overspread the area this week, with highs likely (60-80% chance) in the 70s north of an Owensboro to Berea line by Tuesday, and area-wide by Wednesday.
- While an isolated storm can`t be ruled out this afternoon, the best chances (30-50%) will be tonight into Monday morning near and north of I-64, and again Monday aftern...