Yes

you do need a jacket based on the weather in Nashville, TN, USA 15 minutes ago

Why? Because there's a thunderstorm or two nearby!
66°F19°C & Isolated Thunderstorms

Wind is 6 mph9 km/h from the North, gusting to 11 mph18 km/h
September 6
6am65°F18°C7 mph11 km/h NorthThunderstorms
7am63°F17°C7 mph11 km/h NorthThunderstorms
8am62°F16°C6 mph9 km/h NorthThunderstorms
9am62°F16°C6 mph10 km/h NorthThunderstorms
10am63°F17°C7 mph11 km/h NorthDrizzle
11am64°F18°C5 mph8 km/h NorthThunderstorms
12pm66°F19°C5 mph9 km/h NorthThunderstorms
1pm67°F19°C5 mph8 km/h NorthCloudy
2pm68°F20°C6 mph9 km/h NorthCloudy
3pm70°F21°C6 mph9 km/h NorthCloudy
4pm70°F21°C6 mph10 km/h NorthCloudy
5pm71°F22°C6 mph10 km/h NorthCloudy
DateLowHighWindDayNight
September 659°F15°C71°F22°C6 mph9 km/h from NorthThunderstormsClear
September 753°F12°C76°F24°C6 mph10 km/h from NorthClearClear
September 853°F11°C77°F25°C6 mph10 km/h from NortheastClearMostly Clear
September 958°F14°C81°F27°C4 mph7 km/h from SoutheastPartly CloudyMostly Clear
September 1061°F16°C84°F29°C3 mph5 km/h from NorthMostly ClearClear
September 1162°F17°C84°F29°C5 mph8 km/h from NortheastClearClear
September 1262°F17°C83°F28°C5 mph9 km/h from NortheastMostly ClearClear

Yes

Low of 54°F12°C, High of 76°F25°C
Wind: 6 mph10 km/h
Precipitation: None

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