Knoxville, Tennessee weather
United States · America/New_York · 35.96, -83.92
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Knoxville, TN Weather Today
Current conditions, hourly and 7 day forecast, official severe weather alerts, and air quality for Knoxville, Tennessee. Every section shows where the data came from and when it was last checked.
Your briefing
Knoxville, Tennessee
- Right now
- No official warning for this location. 66° and partly cloudy.Observed
- Next few hours
- Light rain expected around 10:00 PM.Forecast
- Your day
- Take an umbrella.Our reading
- Best outdoor window: 6 AM to 8 AM.Our reading
What happens next
- NowPartly cloudyObserved
- NextLight rain expected around 10:00 PM.Forecast
- ThenLight rain expected around evening travel time, near 10:00 PM.Forecast
- AfterConditions forecast to improve after about 11:00 PM.Forecast
Official warnings for this location come from NOAA / National Weather Service. Lines marked Our reading are WeatherSignal’s reading of the measurements and forecast, not an official statement.
Knoxville, Tennessee
66°
Partly cloudy
Feels like 66° · High 66° · Low 60°
Partly cloudy sky here right now. Nothing falling.
Mild and partly cloudy tonight. 66° right now. Overnight low around 60°. Tomorrow starts partly cloudy. Sunrise is at 2:00 AM.
- Overnight low 60°
- Sunrise 2:00 AM
- Rain overnight 0%
Next few hours
Now
66°
—
5 PM
66°
—
6 PM
62°
—
7 PM
60°
—
8 PM
59°
—
- Rain chance
- 0%
- Wind
- 17 mph NNW
- Humidity
- 67%
- Air quality
- No reading
Source updated: 9:13:23 PM · WeatherSignal checked: 9:13:23 PM
What matters today
Six quick answers for Knoxville. Tap Why? on any of them to see the reasoning.
Umbrella
Nah (Good)
Best time
2 AM (Good)
Dog walk
6 PM (Good)
Car wash
Wait (Not good)
Cookout
Green light (Good)
Windows
Roll 'em down (Good)
Today's Signal
Excellent day
86/100
Mostly favorable, but the wind and poor visibility will make it less comfortable outside.
Wind 17 mph · Visibility 0.0 mi
Today is about the same as the rest of the week.
See exactly how this number was worked out
Every location starts at 100. Points come off for heat, cold, rain, wind, UV, humidity, poor visibility, and any official alert. Nothing is ever added back.
- Starting score100
- Wind 17 mph-4
- Visibility 0.0 mi-10
- Final Signal86
Next 12 hours
Steady conditions, but the temperature swings about 15° across the next 12 hours.
- 5 PMWarmest stretch · 66°
- 2 AMSunrise
- 3 AMCoolest stretch · 51°
- 5 PM—66 degrees, 0 percent chance of rain
- 6 PM—62 degrees, 0 percent chance of rain
- 7 PM—60 degrees, 0 percent chance of rain
- 8 PM—59 degrees, 0 percent chance of rain
- 9 PM—58 degrees, 0 percent chance of rain
- 10 PM—55 degrees, 0 percent chance of rain
- 11 PM—53 degrees, 0 percent chance of rain
- 12 AM—51 degrees, 0 percent chance of rain
- 1 AM—51 degrees, 0 percent chance of rain
- 2 AM—52 degrees, 0 percent chance of rain
- 3 AM—51 degrees, 0 percent chance of rain
- 4 AM—52 degrees, 0 percent chance of rain
The line is temperature by hour. The number under each hour is the chance of rain. Scroll sideways for the full 12 hours.
Next change
It keeps cooling down overnight
Temperatures fall from about 66° to 52° over the next 12 hours. There is no meaningful rain signal in the next several hours.
WeatherSignal NOW: Knoxville, Tennessee
One number for everything happening around you, from 0 to 100.
96
NORMAL
Nothing here needs your attention right now.
Tap any line to see exactly what added or subtracted points. Every rule is published on our methodology page. This is an informational signal, not a safety rating: official warnings always come first.
What this means
Generated from the forecast values above using fixed rules: not an AI guess.
- No significant precipitation is expected in the next 24 hours.
Next 24 hours
Will it rain during your commute? When does the storm arrive?
See all 48 hours (2 days) — free
| Time | Condition | Temp | Feels | Precip % | Amount | Wind | Humidity |
|---|---|---|---|---|---|---|---|
| 5 PM | Partly cloudy | 66° | 66° | 0% | 0.00″ | 17 NNW | 67% |
| 6 PM | Light rain | 62° | 62° | 0% | 0.01″ | 14 NNW | 70% |
| 7 PM | Overcast | 60° | 60° | 0% | 0.00″ | 13 NNW | 73% |
| 8 PM | Overcast | 59° | 56° | 0% | 0.00″ | 12 NNW | 72% |
| 9 PM | Light rain | 58° | 55° | 0% | 0.02″ | 12 NNW | 69% |
| 10 PM | Light rain | 55° | 52° | 0% | 0.00″ | 13 NNW | 76% |
| 11 PM | Light rain | 53° | 49° | 0% | 0.01″ | 13 NNW | 73% |
| 12 AM | Light rain | 51° | 47° | 0% | 0.00″ | 12 NNW | 77% |
| 1 AM | Overcast | 51° | 48° | 0% | 0.00″ | 9 NNW | 78% |
| 2 AM | Mainly clear | 52° | 49° | 0% | 0.00″ | 9 NNW | 74% |
| 3 AM | Overcast | 51° | 48° | 0% | 0.00″ | 9 NNW | 74% |
| 4 AM | Overcast | 52° | 48° | 0% | 0.00″ | 11 NNW | 67% |
| 5 AM | Partly cloudy | 52° | 48° | 0% | 0.00″ | 13 NNW | 66% |
| 6 AM | Mainly clear | 52° | 47° | 0% | 0.00″ | 12 NNW | 70% |
| 7 AM | Partly cloudy | 51° | 46° | 0% | 0.00″ | 13 N | 77% |
| 8 AM | Partly cloudy | 51° | 47° | 0% | 0.00″ | 13 N | 79% |
| 9 AM | Partly cloudy | 52° | 48° | 0% | 0.00″ | 14 N | 77% |
| 10 AM | Overcast | 53° | 49° | 0% | 0.00″ | 15 N | 69% |
| 11 AM | Overcast | 55° | 51° | 0% | 0.00″ | 14 N | 64% |
| 12 PM | Partly cloudy | 56° | 52° | 0% | 0.00″ | 13 NNE | 59% |
| 1 PM | Partly cloudy | 57° | 54° | 0% | 0.00″ | 13 NNE | 55% |
| 2 PM | Partly cloudy | 58° | 55° | 0% | 0.00″ | 13 NNE | 51% |
| 3 PM | Partly cloudy | 58° | 56° | 0% | 0.00″ | 13 NNE | 46% |
| 4 PM | Mainly clear | 58° | 55° | 0% | 0.00″ | 13 NNE | 45% |
7-day forecast
Confidence decreases the further out you look.
Today
Light rain
66° / 60°
- Precip:
- 0% · 0.01″
- Wind:
- 17 mph
- UV:
- 1.1
- Sun:
- 2 AM to 2 PM
Sat, Oct 17
Partly cloudy
59° / 51°
- Precip:
- 0% · 0.04″
- Wind:
- 15 mph
- UV:
- 5.3
- Sun:
- 2 AM to 2 PM
Sun, Oct 18
Clear sky
65° / 43°
- Precip:
- 0% · 0.00″
- Wind:
- 10 mph
- UV:
- 5.5
- Sun:
- 2 AM to 2 PM
Mon, Oct 19
Clear sky
65° / 43°
- Precip:
- 0% · 0.00″
- Wind:
- 7 mph
- UV:
- 0.1
- Sun:
- 2 AM to 2 PM
Tue, Oct 20
Clear sky
68° / 46°
- Precip:
- 0% · 0.00″
- Wind:
- 7 mph
- UV:
- 0.0
- Sun:
- 2 AM to 2 PM
Lower confidence: long-range outlook, not a certainty.
Wed, Oct 21
Clear sky
69° / 47°
- Precip:
- 0% · 0.00″
- Wind:
- 7 mph
- UV:
- 0.0
- Sun:
- 2 AM to 2 PM
Lower confidence: long-range outlook, not a certainty.
Thu, Oct 22
Clear sky
70° / 50°
- Precip:
- 0% · 0.00″
- Wind:
- 8 mph
- UV:
- 0.0
- Sun:
- 2 AM to 2 PM
Lower confidence: long-range outlook, not a certainty.
Forecasts describe likely conditions, not guaranteed outcomes. Official warnings from your national weather service always take precedence over anything shown here.
Knoxville hourly weather
Hour by hour, out to eight days ahead.
Knoxville 7 day forecast
Highs, lows and rain chance for the week.
Air quality detail
Pollutants, category, and official guidance.