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Decatur, TN

81°F
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Decatur

Tennessee

81°
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Decatur, TN Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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1 PM

84°
RealFeel® 93°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 62%
Chevron down
Thunderstorms
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

RealFeel Shade™88°

Heat Index91°

WindW 8 mph

Air QualityFair

Max UV Index3.5 (Moderate)

Wind Gusts14 mph

Humidity73%

Indoor Humidity73% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.01 in

Visibility10 mi

Cloud Ceiling14700 ft

2 PM

86°
RealFeel® 98°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 49%
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Cloudy
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

RealFeel Shade™92°

Heat Index94°

WindW 8 mph

Air QualityFair

Max UV Index4.2 (Moderate)

Wind Gusts15 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover93%

Visibility10 mi

Cloud Ceiling14700 ft

3 PM

85°
RealFeel® 92°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 65%
Chevron down
Thunderstorms
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

RealFeel Shade™90°

Heat Index96°

WindW 8 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts13 mph

Humidity77%

Indoor Humidity77% (Extremely Humid)

Dew Point77° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Rain0.23 in

Visibility3 mi

Cloud Ceiling2000 ft

4 PM

84°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 60%
Chevron down
Thunderstorms
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

RealFeel Shade™88°

Heat Index92°

WindW 7 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts12 mph

Humidity77%

Indoor Humidity77% (Extremely Humid)

Dew Point76° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover94%

Rain0.11 in

Visibility4 mi

Cloud Ceiling2000 ft

5 PM

82°
RealFeel® 91°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 40%
Chevron down
Cloudy
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

RealFeel Shade™88°

Heat Index88°

WindWSW 7 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts10 mph

Humidity76%

Indoor Humidity76% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover92%

Visibility10 mi

Cloud Ceiling19800 ft

6 PM

82°
RealFeel® 91°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 34%
Chevron down
Mostly cloudy
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

RealFeel Shade™88°

Heat Index89°

WindWSW 6 mph

Air QualityFair

Max UV Index1.1 (Low)

Wind Gusts9 mph

Humidity75%

Indoor Humidity75% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover89%

Visibility10 mi

Cloud Ceiling24900 ft

7 PM

81°
RealFeel® 90°
Hot
RealFeel Guide
Hot
90° to 100°
Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
LEARN MORE
rain drop 34%
Chevron down
Mostly cloudy
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

RealFeel Shade™90°

Heat Index87°

WindSW 6 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts6 mph

Humidity78%

Indoor Humidity78% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover85%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

79°
RealFeel® 86°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 34%
Chevron down
Cloudy
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

RealFeel Shade™86°

Heat Index80°

WindSSW 5 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts6 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

76°
RealFeel® 83°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 34%
Chevron down
Cloudy
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

WindSSW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity89%

Indoor Humidity89% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

76°
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
LEARN MORE
rain drop 40%
Chevron down
Cloudy
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

WindSSW 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity90%

Indoor Humidity90% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

74°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 63%
Chevron down
Thunderstorms
alerts

Flood Watch

12:00 PM Friday - 8:00 PM Sunday

WindSSW 4 mph

Air QualityExcellent

Wind Gusts5 mph

Humidity95%

Indoor Humidity95% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

Hourly Weather Forecast for Decatur

AccuWeather's hourly forecast for Decatur provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 84° with a RealFeel® of 93°, thunderstorms with a 62% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.

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