KNOXVILLE, TN 37917 Weather Forecast & Current Conditions

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37917 WEATHER WARNINGS (SEVERE T-STORM & TORNADO)

CURRENT WEATHER
KNOXVILLE, TN Current Weather
2:53 PM EDT AUG 17, 2026
Scattered Clouds 93°F
Feels Like:	102°F
Dewpoint:	73°F
Rel. Hum.:	52%
Visibility:	10 miles
Wind:	SW at 12 mph
Pressure:	29.97 inches
Last 72 hours
Local Area Snow Depth
Tennessee Current Weather
Tennessee MOS Forecast Weather

Regional Weather Maps

(Automated weather data from NWS/FAA)

37917 WEATHER FORECAST
10-Day model forecast maps 2026 Hurricanes	KNOXVILLE, TN 37917 Weather Forecast	Snowfall Forecast pages Snow Depth pages

TODAY
Mostly sunny. A chance of showers and thunderstorms early this afternoon. Showers likely with a chance of thunderstorms late. Some thunderstorms may be severe with damaging winds. Highs in the mid 90s. Southwest winds 10 mph or less. Chance of rain 70 percent. Heat index values around 106.

TONIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening. Some thunderstorms may produce damaging winds in the evening. Lows in the lower 70s. Light winds. Chance of rain 50 percent.

TUESDAY
Mostly sunny. Highs in the upper 80s. Light winds.

TUESDAY NIGHT
Mostly clear. Lows in the upper 60s. Light winds.

WEDNESDAY
Sunny. Highs in the lower 90s. Light winds.

WEDNESDAY NIGHT
Mostly clear in the evening, then becoming partly cloudy. Lows around 70.

THURSDAY
Partly sunny. A chance of showers with a slight chance of thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs around 90. Chance of rain 40 percent.

THURSDAY NIGHT
Mostly cloudy. A chance of showers and thunderstorms in the evening, then a chance of showers after midnight. Lows in the upper 60s. Chance of rain 40 percent.

FRIDAY
Partly sunny. A slight chance of showers and thunderstorms in the morning, then a chance of showers and thunderstorms in the afternoon. Highs in the upper 80s. Chance of rain 50 percent.

FRIDAY NIGHT
Partly cloudy. A slight chance of showers and thunderstorms in the evening. Lows in the upper 60s. Chance of rain 20 percent.

SATURDAY
Mostly sunny with a slight chance of showers and thunderstorms. Highs in the upper 80s. Chance of rain 20 percent.

SATURDAY NIGHT
Partly cloudy with a 20 percent chance of showers. Lows in the upper 60s.

SUNDAY
Sunny. Highs in the upper 80s.

37917 WEATHER SATELLITE LOOPS

Visible Weather Satellite
KNOXVILLE, TN 37917

Infrared Weather Satellite
KNOXVILLE, TN 37917

37917 WEATHER RADAR LOOP

NEXRAD Weather Radar
KNOXVILLE, TN 37917

MOS COMPUTER WEATHER FORECAST

KNOXVILLE, TN 3 hourly weather forecast

weather forecast created 7:00 AM CDT 8/17/2026

DAY/DATE &
WEATHER FORECAST SUMMARY

Monday
17 AUG 2026

2 PM

92°

99°

Partly Cloudy

61%
RAIN
***

0% Thunder
( 56% severe)

WSW 12

51%

71°

High 93°

5 PM

90°

96°

Partly Cloudy

SW 13

54%

71°

Mostly Cloudy

Rain Likely

8 PM

83°

88°

Mostly Cloudy

58%
RAIN
.5–1 in

0% Thunder
( 36% severe)

WSW 9

70%

72°

11 PM

77°

78°

Mostly Cloudy

SW 7

87%

73°

Tuesday
18 AUG 2026

2 AM

75°

75°

Mostly Cloudy

3%

0% Thunder
( 3% severe)

WSW 3

94%

73°

Low 72°

5 AM

74°

74°

Mostly Cloudy

CALM

93%

72°

High 88°

8 AM

73°

73°

Mostly Cloudy

3%

0% Thunder
( 7% severe)

WSW 2

93%

71°

Mostly Cloudy

11 AM

80°

83°

Partly Cloudy

NNW 6

74%

71°

2 PM

85°

88°

Partly Cloudy

3%

0% Thunder
( 12% severe)

NW 7

57%

68°

5 PM

86°

88°

Mostly Cloudy

NW 8

51%

66°

8 PM

81°

83°

Partly Cloudy

0%

0% Thunder
( 4% severe)

NA 7

60%

66°

11 PM

75°

75°

Partly Cloudy

NNE 5

76%

67°

Wednesday
19 AUG 2026

2 AM

71°

71°

Partly Cloudy

0%

0% Thunder
( 1% severe)

NNE 2

87%

67°

Low 67°

5 AM

68°

68°

Partly Cloudy

NE 2

93%

66°

High 92°

8 AM

68°

68°

Partly Cloudy

0%

0% Thunder
( 3% severe)

NE 2

93%

66°

Partly Cloudy

11 AM

81°

84°

Clear

CALM

63%

67°

2 PM

88°

89°

Clear

0%

0% Thunder
( 15% severe)

N 5

45%

64°

5 PM

90°

91°

Partly Cloudy

E 5

41%

63°

8 PM

84°

86°

Partly Cloudy

ESE 5

55%

66°


KNOXVILLE, TN extended weather forecast
Thursday 20 AUG 2026	Friday 21 AUG 2026	Saturday 22 AUG 2026	Sunday 23 AUG 2026	Monday 24 AUG 2026
Low 71°	Low 71°	Low 69°	Low 66°	Low 67°
High 89°	High 88°	High 88°	High 87°	High 89°

Mostly Cloudy 60% Rain	Overcast 72% Rain	Partly Cloudy 43% Rain	Partly Cloudy 26% Rain	Partly Cloudy 41% Rain

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