Hazardous Weather Conditions
Current conditions at
Columbia / Maury County (KMRC)
Lat: 35.55°NLon: 87.18°WElev: 676ft.
Fair
81°F
27°C
| Humidity | 100% |
| Wind Speed | SW 5 mph |
| Barometer | 30.00 in |
| Dewpoint | 81°F (27°C) |
| Visibility | 10.00 mi |
| Heat Index | 91°F (33°C) |
| Last update | 17 Aug 7:10 am CDT |
Extended Forecast for
5 Miles N Williamsport TN
Heat Advisory August 17, 07:34am until August 17, 07:00pm
NOW until 7:00pm Mon

Heat Advisory
Today

High: 97 °F
Slight Chance
T-stormsTonight
Low: 70 °F
Partly Cloudy
then Patchy
FogTuesday
High: 93 °F
Patchy Fog
then SunnyTuesday Night

Low: 68 °F
Mostly Clear
Wednesday

High: 97 °F
Hot
Wednesday Night
Low: 73 °F
Partly Cloudy
then Chance
ShowersThursday

High: 93 °F
Chance
T-stormsThursday Night
Low: 71 °F
Chance
Showers then
Chance
T-storms
Detailed Forecast
Today
A 20 percent chance of showers and thunderstorms, mainly between 1pm and 3pm. Sunny and hot, with a high near 97. Heat index values as high as 106. West northwest wind 5 to 10 mph.
Tonight
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 70. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 93. Calm wind becoming north northwest around 5 mph.
Tuesday Night
Mostly clear, with a low around 68. Calm wind.
Wednesday
Sunny and hot, with a high near 97. Calm wind becoming west northwest around 5 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 73. Calm wind.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Calm wind becoming north northwest around 5 mph.
Thursday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 71. Calm wind. Chance of precipitation is 40%.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. Calm wind becoming west northwest around 5 mph in the afternoon.
Friday Night
A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 67.
Saturday
Mostly sunny, with a high near 90.
Saturday Night
Mostly clear, with a low around 67.
Sunday
Sunny, with a high near 91.
Additional Forecasts and Information
Basemap Options
Click map to change the forecast location
Loading map...
ABOUT THIS FORECAST
Point Forecast:
5 Miles N Williamsport TN
35.72°N 87.23°W (Elev. 682 ft)
35.72°N 87.23°W (Elev. 682 ft)
7:26 am CDT Aug 17, 2026
7am CDT Aug 17, 2026-6pm CDT Aug 23, 2026



