Weather in Decatur, Tennessee, United States

7-Day Detailed Weather Forecast for Decatur

Today

Temperature: 93°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: A chance of showers and thunderstorms after 1pm. Sunny. High near 93, with temperatures falling to around 90 in the afternoon. Heat index values as high as 102. West wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible.

Tonight

Temperature: 71°F

Wind Speed: 0 mph

Wind Direction:

Forecast: A chance of showers and thunderstorms. Partly cloudy, with a low around 71. Heat index values as high as 99. West wind around 0 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible.

Wednesday

Temperature: 92°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: A chance of showers and thunderstorms between 8am and 11am, then showers and thunderstorms between 11am and 5pm, then showers and thunderstorms. Partly sunny. High near 92, with temperatures falling to around 87 in the afternoon. Heat index values as high as 100. West wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Temperature: 71°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers and thunderstorms between 11pm and 2am, then a slight chance of showers and thunderstorms. Mostly cloudy, with a low around 71. Southwest wind 0 to 5 mph. Chance of precipitation is 80%.

Thursday

Temperature: 88°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms. Mostly cloudy, with a high near 88. Southwest wind 0 to 5 mph. Chance of precipitation is 90%.

Thursday Night

Temperature: 70°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Showers and thunderstorms before 8pm, then a chance of showers and thunderstorms between 8pm and 11pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Southwest wind 0 to 5 mph. Chance of precipitation is 90%.

Friday

Temperature: 88°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: A slight chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms. Mostly cloudy, with a high near 88. Southwest wind 0 to 5 mph. Chance of precipitation is 80%.

Friday Night

Temperature: 69°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Showers and thunderstorms before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Partly cloudy, with a low around 69. Chance of precipitation is 80%.

Saturday

Temperature: 90°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Showers and thunderstorms likely after 8am. Partly sunny, with a high near 90. Chance of precipitation is 70%.

Saturday Night

Temperature: 70°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: Showers and thunderstorms likely. Partly cloudy, with a low around 70. Chance of precipitation is 70%.

Sunday

Temperature: 91°F

Wind Speed: 0 to 5 mph

Wind Direction: SW

Forecast: A slight chance of rain showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 70%.

Sunday Night

Temperature: 70°F

Wind Speed: 0 to 5 mph

Wind Direction: W

Forecast: Showers and thunderstorms likely. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.

Monday

Temperature: 91°F

Wind Speed: 0 to 5 mph

Wind Direction: NW

Forecast: A slight chance of rain showers before 8am, then showers and thunderstorms likely. Mostly sunny, with a high near 91. Chance of precipitation is 60%.

Monday Night

Temperature: 69°F

Wind Speed: 0 to 5 mph

Wind Direction: N

Forecast: Showers and thunderstorms likely before 2am. Partly cloudy, with a low around 69.