Weather Alert
Decatur County Weather Warning NWS WEATHER ALERT FOR THE DECATUR COUNTY, TN AREA - SHORTTERM FORECAST Issued: 1100 AM CDT Tue Sep 15 2026 Decatur County Weather Warning

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Decatur County, TN Weather - Hour by Hour Forecast

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Decatur County, TN Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Clear. Temperature is 80°F27°C, dew point 73°F23°C, humidity 79%. Wind direction is N at 0 mph0 km/h with visibility of 10 mi16 km. Barometric pressure is 30.12 in1019 mb.
Tonight - Mostly clear. Lows in the mid 70s. Southeast winds around 5 mph... Full Forecast
Wednesday - Sunny. Highs in the upper 90s. South winds around 5 mph. Heat index values up to 105... Full Forecast

Decatur County Hourly Weather

24 Hour Forecast Scroll
Tue, Sep 15
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Decatur County, TN Hourly Weather - Mostly Clear - 8:00 PM Decatur County, TN Hourly Weather - Clear - 9:00 PM Decatur County, TN Hourly Weather - Clear - 10:00 PM Decatur County, TN Hourly Weather - Clear - 11:00 PM Decatur County, TN Hourly Weather - Clear - 12:00 AM Decatur County, TN Hourly Weather - Clear - 1:00 AM Decatur County, TN Hourly Weather - Clear - 2:00 AM Decatur County, TN Hourly Weather - Clear - 3:00 AM Decatur County, TN Hourly Weather - Clear - 4:00 AM Decatur County, TN Hourly Weather - Clear - 5:00 AM Decatur County, TN Hourly Weather - Clear - 6:00 AM Decatur County, TN Hourly Weather - Clear - 7:00 AM Decatur County, TN Hourly Weather - Clear - 8:00 AM Decatur County, TN Hourly Weather - Clear - 9:00 AM Decatur County, TN Hourly Weather - Clear - 10:00 AM Decatur County, TN Hourly Weather - Clear - 11:00 AM Decatur County, TN Hourly Weather - Clear - 12:00 PM Decatur County, TN Hourly Weather - Clear - 1:00 PM Decatur County, TN Hourly Weather - Clear - 2:00 PM Decatur County, TN Hourly Weather - Clear - 3:00 PM Decatur County, TN Hourly Weather - Clear - 4:00 PM Decatur County, TN Hourly Weather - Clear - 5:00 PM Decatur County, TN Hourly Weather - Clear - 6:00 PM Decatur County, TN Hourly Weather - Clear - 7:00 PM
Mostly Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear Clear
84°F29°C 81°F27°C 77°F25°C 76°F24°C 74°F23°C 73°F23°C 72°F22°C 71°F22°C 70°F21°C 70°F21°C 69°F21°C 69°F21°C 75°F24°C 82°F28°C 88°F31°C 90°F32°C 93°F34°C 95°F35°C 96°F36°C 97°F36°C 98°F37°C 94°F34°C 91°F33°C 87°F31°C
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0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 2% 2% 2% 2% 2% 2%
70°F21°C 70°F21°C 70°F21°C 70°F21°C 69°F21°C 69°F21°C 68°F20°C 68°F20°C 67°F19°C 67°F19°C 66°F19°C 66°F19°C 67°F19°C 69°F21°C 70°F21°C 69°F21°C 69°F21°C 68°F20°C 68°F20°C 67°F19°C 67°F19°C 69°F21°C 70°F21°C 72°F22°C
63% 69% 79% 82% 84% 87% 87% 90% 90% 90% 90% 90% 76% 65% 55% 50% 46% 42% 40% 38% 37% 44% 50% 61%
SE SSE SSE SSE SSE SSE S S SW SW SW SW SW SW SW SW SW SW S SSE SE SE SE SSE
3 mph 3 mph 3 mph 3 mph 2 mph 2 mph 2 mph 2 mph 2 mph 2 mph 1 mph 1 mph 1 mph 4 mph 4 mph 4 mph 4 mph 4 mph 4 mph 4 mph 4 mph 4 mph 3 mph 3 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km
Hour (CDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KMKL model statistics.

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Prob Precip % = Probability of Precipitation.

Decatur County 36 Hour Forecast

POP = Probability of Precipitation. ** Indicates missing data/values from model statistics.

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