Weather Alert
Decatur Weather Warning NWS WEATHER ALERT FOR THE DECATUR, TN AREA - Issued: 124 PM EDT Wed Mar 11 2026 Decatur Weather Warning

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Decatur, TN Weather - Hour by Hour Forecast

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Decatur, TN Weather - Hour by Hour Forecast

24 Hour Forecast

Current Conditions - Overcast. Temperature is 66°F19°C, dew point 64°F18°C, humidity 93%. Wind direction is WNW at 6 mph10 km/h with visibility of 10 mi16 km. Barometric pressure is 29.96 in1015 mb.
Tonight - A chance of thunderstorms this evening. Showers. A slight chance of thunderstorms after midnight. Much cooler with lows in the upp.. Full Forecast
Thursday - Partly sunny in the morning, then clearing. Much cooler with highs in the mid 50s. North winds 5 to 15 mph with gusts up to 25 mph.. Full Forecast

Decatur Hourly Weather

24 Hour Forecast Scroll
Wed, Mar 11
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Wed, Mar 11
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Decatur, TN Hourly Weather - Cloudy - 8:00 PM Decatur, TN Hourly Weather - Cloudy - 9:00 PM Decatur, TN Hourly Weather - Cloudy - 10:00 PM Decatur, TN Hourly Weather - Cloudy - 11:00 PM Decatur, TN Hourly Weather - Cloudy - 12:00 AM Decatur, TN Hourly Weather - Cloudy - 1:00 AM Decatur, TN Hourly Weather - Cloudy - 2:00 AM Decatur, TN Hourly Weather - Cloudy - 3:00 AM Decatur, TN Hourly Weather - Cloudy - 4:00 AM Decatur, TN Hourly Weather - Cloudy - 5:00 AM Decatur, TN Hourly Weather - Cloudy - 6:00 AM Decatur, TN Hourly Weather - Cloudy - 7:00 AM Decatur, TN Hourly Weather - Cloudy - 8:00 AM Decatur, TN Hourly Weather - Cloudy - 9:00 AM Decatur, TN Hourly Weather - Partly Cloudy - 10:00 AM Decatur, TN Hourly Weather - Partly Cloudy - 11:00 AM Decatur, TN Hourly Weather - Partly Cloudy - 12:00 PM Decatur, TN Hourly Weather - Clear - 1:00 PM Decatur, TN Hourly Weather - Clear - 2:00 PM Decatur, TN Hourly Weather - Clear - 3:00 PM Decatur, TN Hourly Weather - Clear - 4:00 PM Decatur, TN Hourly Weather - Clear - 5:00 PM Decatur, TN Hourly Weather - Clear - 6:00 PM Decatur, TN Hourly Weather - Clear - 7:00 PM
Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Partly Cloudy Partly Cloudy Partly Cloudy Clear Clear Clear Clear Clear Clear Clear
70°F21°C 68°F20°C 67°F19°C 65°F18°C 64°F18°C 63°F17°C 62°F17°C 60°F16°C 59°F15°C 57°F14°C 55°F13°C 53°F12°C 51°F11°C 50°F10°C 49°F9°C 48°F9°C 49°F9°C 50°F10°C 51°F11°C 52°F11°C 53°F12°C 54°F12°C 52°F11°C 49°F9°C
Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain Rain - - - - - - - - - - -
24% 91% 91% 91% 91% 91% 91% 100% 100% 100% 100% 100% 100% 17% 17% 17% 17% 17% 17% 0% 0% 0% 0% 0%
57°F14°C 57°F14°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 56°F13°C 54°F12°C 52°F11°C 50°F10°C 48°F9°C 45°F7°C 43°F6°C 40°F4°C 37°F3°C 34°F1°C 32°F0°C 29°F-2°C 27°F-3°C 25°F-4°C 23°F-5°C 21°F-6°C 21°F-6°C 21°F-6°C
63% 68% 68% 73% 75% 78% 81% 81% 78% 77% 77% 74% 74% 68% 63% 58% 52% 44% 39% 35% 31% 27% 29% 33%
SW SSW SSW W WNW NW NNW NNW N N N N N SSW SE N N NNE NNE SE SSW N SSW SE
3 mph 3 mph 6 mph 6 mph 6 mph 10 mph 10 mph 10 mph 13 mph 13 mph 13 mph 12 mph 12 mph 12 mph 15 mph 15 mph 15 mph 12 mph 12 mph 12 mph 10 mph 10 mph 10 mph 2 mph
10 mi16 km 10 mi16 km 10 mi16 km 10 mi16 km 6 mi10 km 6 mi10 km 5 mi8 km 5 mi8 km 5 mi8 km 5 mi8 km 6 mi10 km 6 mi10 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 (EDT)
Weather
Clouds
Temperature
Precip. Type
POP
Dewpoint
Humidity
Wind Direction
Wind Speed
Visibility
POP = Probability of Precipitation. ** Indicates missing data/values from KMMI model statistics.

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Prob Precip % = Probability of Precipitation.

Decatur 36 Hour Forecast

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

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