Speedwell, TN Weather Forecast
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Speedwell Weather Forecast
| REST OF TODAY | TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
| 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 T-Storm | Mostly Clear | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear |
| Hi: 87°FHi: 31°C | Lo: 65°FLo: 18°C | Hi: 83°FHi: 28°C | Lo: 61°FLo: 16°C | Hi: 77°FHi: 25°C | Lo: 59°FLo: 15°C | Hi: 73°FHi: 23°C | Lo: 55°FLo: 13°C | Hi: 73°FHi: 23°C | Lo: 50°FLo: 10°C | Hi: 73°FHi: 23°C | Lo: 50°FLo: 10°C |
| POP: 50% | POP: 50% | POP: 70% | POP: 60% | POP: 90% | POP: 70% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 106 PM EDT Mon Sep 21 2026 

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Issued: 205 PM EDT Mon Sep 21 2026
Key Messages
Updated at 204 PM EDT Mon Sep 21 2026- Well above normal temperatures to persist through Tuesday. But relief is on the way, with a pattern change expected mid-week and much cooler temperatures to follow.
- Scattered to numerous showers are expected Monday through Wednesday.
- A few strong to severe storm with damaging winds could occur Monday, with damaging winds being the primary threat. Localized flooding will be possible each day through Wednesday as well.
Discussion
... Issued at 204 PM...
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