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Blue Spring, KY Weather Forecast
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Blue Spring Weather Forecast
| OVERNIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  |  | | | | | | | | | |
| Mostly Clear | Sunny | Partly Cloudy | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Clear | Mostly Sunny |
| Lo: 70°FLo: 21°C | Hi: 91°FHi: 33°C | Lo: 69°FLo: 21°C | Hi: 90°FHi: 32°C | Lo: 70°FLo: 21°C | Hi: 95°FHi: 35°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Hi: 95°FHi: 35°C Lo: 71°FLo: 22°C | Lo: 69°FLo: 21°C | Hi: 89°FHi: 32°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 127 AM CDT Sun Sep 13 2026 
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Issued: 1257 AM CDT Sun Sep 13 2026
Key Messages
- Very warm conditions with small rain chances in parts of southeast Missouri and north of Interstate 64 are forecast today and Monday.
- A major late season heat wave is forecast Tuesday through Thursday. High temperatures will reach the middle to upper 90s with daily peak heat index values around 105 degrees or higher. A Heat Advisory will very likely be needed.
- Slightly cooler and less humid conditions arrive by the end of the week, along with low-end 15 to 25% chances of thunderstorm...