National Weather Service Forecast for: 3 Miles WSW Chattanooga TN
Issued by: National Weather Service Morristown, TN
Updated: 7:06 pm EDT Jun 29, 2026
 
Overnight

Overnight: Mostly clear, with a low around 76. Calm wind.
Mostly Clear

 Tuesday

Tuesday: Mostly sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind.
Hot

 Tuesday
Night
Tuesday Night: Partly cloudy, with a low around 77. Calm wind.
Partly Cloudy

 Wednesday

Wednesday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind.
Mostly Sunny
then Slight
Chance
T-storms
 Wednesday
Night
Wednesday Night: A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly clear, with a low around 77. Calm wind. Chance of precipitation is 20%.
Slight Chance
T-storms then
Slight Chance
Showers
 Thursday

Thursday: A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 98. Calm wind.
Sunny then
Chance
T-storms
 Thursday
Night
Thursday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 75. Calm wind.
Chance
T-storms

 Friday

Friday: A 40 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 96.
Sunny then
Chance
T-storms
 Friday
Night
Friday Night: A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75.
Chance
T-storms then
Mostly Clear
Lo 76 °F Hi 97 °F Lo 77 °F Hi 97 °F Lo 77 °F Hi 98 °F Lo 75 °F Hi 96 °F Lo 75 °F

Hazardous Weather Outlook
Heat Advisory
 

Overnight
 
 Mostly clear, with a low around 76. Calm wind.
Tuesday
 
 Mostly sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind.
Tuesday Night
 
 Partly cloudy, with a low around 77. Calm wind.
Wednesday
 
 A 20 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 97. Heat index values as high as 105. Calm wind.
Wednesday Night
 
 A slight chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly clear, with a low around 77. Calm wind. Chance of precipitation is 20%.
Thursday
 
 A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 98. Calm wind.
Thursday Night
 
 A 30 percent chance of showers and thunderstorms before 2am. Mostly clear, with a low around 75. Calm wind.
Friday
 
 A 40 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 96.
Friday Night
 
 A 30 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 75.
Independence Day
 
 A 30 percent chance of showers and thunderstorms after 2pm. Sunny and hot, with a high near 95.
Saturday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Sunday
 
 A 50 percent chance of showers and thunderstorms. Mostly sunny and hot, with a high near 93.
Sunday Night
 
 A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74.
Monday
 
 Showers and thunderstorms likely. Mostly sunny and hot, with a high near 91. Chance of precipitation is 60%.

 

Forecast from NOAA-NWS for 3 Miles WSW Chattanooga TN.