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Arnold AFB Weather Forecast
| TODAY | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
 |  | |  | | | | | | | | |
| Sunny | Clear | Sunny | Patchy Fog | Patchy Fog | Mostly Clear | Sunny | Clear | Sunny | Clear | Sunny | Clear |
| Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 71°FHi: 22°C | Lo: 41°FLo: 5°C | Hi: 75°FHi: 24°C | Lo: 41°FLo: 5°C | Hi: 79°FHi: 26°C | Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C | Lo: 45°FLo: 7°C | Hi: 75°FHi: 24°C | Lo: 45°FLo: 7°C |
POP = Probability of Precipitation.
Weather Outlook Updated: 553 AM CDT Sun Oct 18 2026 
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Issued: 1223 AM CDT Sun Oct 18 2026
Key Messages
Updated at 1221 AM CDT Sun Oct 18 2026- Patchy frost overnight, especially for the Upper Cumberland.
- Cool nights and mild days through the week. Highs mainly in the 70s, maybe some lower 80s late week.
- Dry pattern for the rest of the month with drought conditions worsening.
Aviation
... (06Z TAFS) Issued at 1221 AM CDT Sun Oct 18 2026
VFR conditions forecast across Middle Tennessee airports. Light NE winds are forecast overnight, becoming SE after sunrise with clear skies through the per...