| NWS Forecast for: Decatur TN Issued by: National Weather Service Morristown, TN Last Update: 7:16 pm EDT Jul 3, 2025 | |
| Tonight: Mostly clear, with a low around 67. North wind around 5 mph becoming calm. Independence Day: Sunny and hot, with a high near 94. Heat index values as high as 97. Northeast wind around 5 mph becoming calm. Friday Night: Mostly clear, with a low around 69. Calm wind. Saturday: Sunny and hot, with a high near 94. Heat index values as high as 97. Calm wind. Saturday Night: Mostly clear, with a low around 70. Calm wind. Sunday: Mostly sunny and hot, with a high near 93. Calm wind. Sunday Night: Partly cloudy, with a low around 70. Calm wind. Monday: A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 94. Monday Night: A 10 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 70. Tuesday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93. Tuesday Night: A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 71. Wednesday: Showers and thunderstorms likely. Mostly sunny and hot, with a high near 92. Chance of precipitation is 60%. Wednesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 70. Chance of precipitation is 60%. Thursday: Showers and thunderstorms likely. Mostly cloudy and hot, with a high near 91. Chance of precipitation is 70%. | |
| Decatur TN 35.52°N 84.79°W (Elev. 778 ft) | |
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