Smithville, TN Weather Forecast

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Smithville, TN Weather Forecast

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Smithville TN weather  - Fog - 66°F
Fog
66°F
Updated 6:53 am
Feels Like 80°F
Humidity 100%
Wind N 0 mph
Barometer  30.21 in
Dew Point 66°F
Smithville TN weather  - Fog - 19°C
Fog
19°C
Updated 6:53 am
Feels Like 27°C
Humidity 100%
Wind N 0 km/h
Barometer  102.3 kPa
Dew Point 19°C

Smithville Weather Forecast

TODAY TONIGHT SATURDAY SATURDAY NIGHT SUNDAY SUNDAY NIGHT MONDAY MONDAY NIGHT TUESDAY TUESDAY NIGHT WEDNESDAY WEDNESDAY NIGHT
Smithville, TN Weather - Today Sunny Smithville, TN Weather - Tonight Mostly Clear Smithville, TN Weather - Saturday Chance Of T-Storm Smithville, TN Weather - Saturday Night Partly Cloudy Smithville, TN Weather - Sunday Mostly Sunny Smithville, TN Weather - Sunday Night Partly Cloudy Smithville, TN Weather - Monday Chance Of T-Storm Smithville, TN Weather - Monday Night Chance Of T-Storm Smithville, TN Weather - Tuesday Chance Of T-Storm Smithville, TN Weather - Tuesday Night Chance Of T-Storm Smithville, TN Weather - Wednesday Chance Of T-Storm Smithville, TN Weather - Wednesday Night Partly Cloudy
Sunny Mostly Clear Chance of T-Storm Partly Cloudy Mostly Sunny Partly Cloudy Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Chance of T-Storm Partly Cloudy
Hi: 99°FHi: 37°C
Lo: 70°FLo: 21°C Hi: 95°FHi: 35°C
Lo: 69°FLo: 21°C Hi: 95°FHi: 35°C
Lo: 69°FLo: 21°C Hi: 95°FHi: 35°C
Lo: 69°FLo: 21°C Hi: 89°FHi: 32°C
Lo: 61°FLo: 16°C Hi: 81°FHi: 27°C
Lo: 59°FLo: 15°C
POP: 20% POP: 30% POP: 50% POP: 60% POP: 20% POP: 20%
POP = Probability of Precipitation.
Weather Outlook Updated: 508 AM CDT Fri Sep 18 2026 Smithville, TN Weather - WeatherWorld.com

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Issued: 630 AM CDT Fri Sep 18 2026

Key Messages

Updated at 628 AM CDT Fri Sep 18 2026
  • Very hot and humid conditions with triple digit heat indices continue. A Heat Advisory is in effect through Sunday for most of Middle Tennessee.
  • Low rain chances mainly for the Plateau this weekend with a low chance for strong thunderstorm winds Saturday.
  • Temperatures cool mid next week, but still remaining above normal, as low to medium rain chances return areawide.

Aviation

... (12Z TAFS) Issued at 628 AM CDT Fri Sep 18 2026

Mostly VFR conditions ...