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Knoxville, TN

89°F
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Knoxville

Tennessee

89°
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Knoxville, TN Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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1 PM

93°
RealFeel® 106°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.
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rain drop 11%
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Mostly sunny
alerts

Heat Advisory

8:27 AM Saturday - 8:00 PM Monday

RealFeel Shade™98°

Heat Index102°

WindSW 8 mph

Air QualityFair

Max UV Index9.4 (Very High)

Wind Gusts16 mph

Humidity54%

Indoor Humidity54% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

95°
RealFeel® 107°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 19%
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Mostly sunny
alerts

Heat Advisory

8:27 AM Saturday - 8:00 PM Monday

RealFeel Shade™100°

Heat Index105°

WindSW 9 mph

Air QualityFair

Max UV Index8.5 (Very High)

Wind Gusts16 mph

Humidity50%

Indoor Humidity50% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

94°
RealFeel® 105°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 19%
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Mostly sunny
alerts

Heat Advisory

8:27 AM Saturday - 8:00 PM Monday

RealFeel Shade™99°

Heat Index104°

WindSW 9 mph

Air QualityFair

Max UV Index6.3 (High)

Wind Gusts16 mph

Humidity51%

Indoor Humidity51% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

92°
RealFeel® 102°
Very Hot
RealFeel Guide
Very Hot
101° to 107°
Caution advised. 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 24%
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Mostly sunny
alerts

Heat Advisory

8:27 AM Saturday - 8:00 PM Monday

RealFeel Shade™97°

Heat Index102°

WindWSW 9 mph

Air QualityFair

Max UV Index4.3 (Moderate)

Wind Gusts14 mph

Humidity53%

Indoor Humidity53% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

91°
RealFeel® 99°
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 43%
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Mostly sunny
alerts

Heat Advisory

8:27 AM Saturday - 8:00 PM Monday

RealFeel Shade™96°

Heat Index100°

WindWSW 9 mph

Air QualityFair

Max UV Index2.8 (Moderate)

Wind Gusts13 mph

Humidity56%

Indoor Humidity56% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

89°
RealFeel® 96°
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 47%
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Mostly sunny
alerts

Heat Advisory

8:27 AM Saturday - 8:00 PM Monday

RealFeel Shade™94°

Heat Index97°

WindWSW 8 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts13 mph

Humidity60%

Indoor Humidity60% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

83°
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 51%
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Partly sunny w/ t-storms
alerts

Heat Advisory

8:27 AM Saturday - 8:00 PM Monday

RealFeel Shade™91°

Heat Index93°

WindWSW 8 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts13 mph

Humidity87%

Indoor Humidity87% (Dangerously Humid)

Dew Point78° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover25%

Rain0.16 in

Visibility4 mi

Cloud Ceiling30000 ft

8 PM

81°
RealFeel® 84°
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 51%
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Mostly cloudy w/ t-storms

RealFeel Shade™84°

Heat Index86°

WindS 7 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts10 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover73%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

9 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 47%
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Intermittent clouds

Heat Index81°

WindS 7 mph

Air QualityFair

Wind Gusts9 mph

Humidity83%

Indoor Humidity83% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4000 ft

10 PM

77°
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 40%
Chevron down
Intermittent clouds

WindSSW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity88%

Indoor Humidity88% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling12000 ft

11 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
Intermittent clouds

WindSW 5 mph

Air QualityFair

Wind Gusts6 mph

Humidity90%

Indoor Humidity90% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling9600 ft

Hourly Weather Forecast for Knoxville

AccuWeather's hourly forecast for Knoxville provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 93° with a RealFeel® of 106°, mostly sunny with a 11% 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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World North America United States Tennessee Knoxville

Weather Near Knoxville:

  • Asheville, NC
  • Morristown, TN
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