National Weather Service Forecast for: Columbia TN
Issued by: National Weather Service Nashville, TN
Updated: 3:21 pm CDT Sep 12, 2026
 
Tonight

Tonight: Areas of fog after 10pm. Otherwise, mostly clear, with a low around 67. Calm wind.
Areas Fog

 Sunday

Sunday: Areas of fog before 9am. Otherwise, sunny, with a high near 95. Heat index values as high as 100. Calm wind.
Areas Fog
then Sunny
 Sunday
Night
Sunday Night: Patchy fog after 5am. Otherwise, mostly clear, with a low around 69. Calm wind.
Mostly Clear
then Patchy
Fog
 Monday

Monday: Patchy fog before 8am. Otherwise, sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming east northeast around 5 mph.
Patchy Fog
then Sunny
 Monday
Night
Monday Night: Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly clear, with a low around 68. Calm wind.
Mostly Clear
then Patchy
Fog
 Tuesday

Tuesday: Areas of fog before 8am. Otherwise, sunny and hot, with a high near 98. Calm wind becoming south around 5 mph.
Areas Fog
then Sunny
 Tuesday
Night
Tuesday Night: Clear, with a low around 72. Calm wind becoming south around 5 mph after midnight.
Clear

 Wednesday

Wednesday: Sunny and hot, with a high near 97. South wind around 5 mph becoming calm in the afternoon.
Hot

 Wednesday
Night
Wednesday Night: Mostly clear, with a low around 70. Calm wind.
Mostly Clear
Lo 67 °F Hi 95 °F Lo 69 °F Hi 95 °F Lo 68 °F Hi 98 °F Lo 72 °F Hi 97 °F Lo 70 °F

 

Tonight
 
 Areas of fog after 10pm. Otherwise, mostly clear, with a low around 67. Calm wind.
Sunday
 
 Areas of fog before 9am. Otherwise, sunny, with a high near 95. Heat index values as high as 100. Calm wind.
Sunday Night
 
 Patchy fog after 5am. Otherwise, mostly clear, with a low around 69. Calm wind.
Monday
 
 Patchy fog before 8am. Otherwise, sunny, with a high near 95. Heat index values as high as 102. Calm wind becoming east northeast around 5 mph.
Monday Night
 
 Patchy fog before 4am, then patchy fog after 5am. Otherwise, mostly clear, with a low around 68. Calm wind.
Tuesday
 
 Areas of fog before 8am. Otherwise, sunny and hot, with a high near 98. Calm wind becoming south around 5 mph.
Tuesday Night
 
 Clear, with a low around 72. Calm wind becoming south around 5 mph after midnight.
Wednesday
 
 Sunny and hot, with a high near 97. South wind around 5 mph becoming calm in the afternoon.
Wednesday Night
 
 Mostly clear, with a low around 70. Calm wind.
Thursday
 
 Sunny, with a high near 96.
Thursday Night
 
 Mostly clear, with a low around 68.
Friday
 
 Sunny, with a high near 94.
Friday Night
 
 Mostly clear, with a low around 67.
Saturday
 
 A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.

 

Forecast from NOAA-NWS for Columbia TN.