Today | Weather | Monday, November 3, 2025

Active Weather Warnings

Dense Fog Advisory

Weather in Knoxville, Tennessee

05:38 AM

Now

39° F

Feels Like 37°

Precipitation 49 %

Wind 5 mph

Humidity 100 %

Today

Day 57°

Night 37°

Precipitation 1 %

Wind 5 mph

UV Index (0 - 11+) 4

Knoxville Weather Forecast Updated

7 minutes ago

Last updated on November 03, 2025 5:30 AM

Weather Forecast History

Last Year's Weather on This Day (November 3, 2024)

Day

79°

Night

54°

Wind

4 mph

Precipitation

Air Quality in Knoxville

NOW

31 AQI

Good air quality Dominant pollutant: PM_2.5

Pollutant Concentrations:

PM_2.5 7.43 µg/m³

PM₁₀ 10.41 µg/m³

O₃ 0.006 ppm

NO₂ 2.5 ppb

SO₂ 0 ppb

CO 0.13 ppm

NH₃ 1.89 µg/m³

NO 0.04 µg/m³

PM_2.5 – Fine particles <2.5μm

PM₁₀ – Inhalable particles <10μm

O₃ – Ozone

NO₂ – Nitrogen dioxide

SO₂ – Sulfur dioxide

CO – Carbon monoxide

NH₃ – Ammonia

NO – Nitric oxide

Health Recommendations:

Air quality is considered satisfactory, and air pollution poses little or no risk.

Show raw pollutant concentrations (µg/m³)

PM_2.5 – 7.43 µg/m³

PM₁₀ – 10.41 µg/m³

O₃ – 11.08 µg/m³

NO₂ – 4.71 µg/m³

SO₂ – 0.03 µg/m³

CO – 150.19 µg/m³

NH₃ – 1.89 µg/m³

NO – 0.04 µg/m³

View Hourly Air Quality Forecast

Weather Alerts and Warnings for Knoxville

Moderate Expected Likely

Dense Fog Advisory

Dense Fog Advisory issued November 3 at 3:08AM EST until November 3 at 9:00AM EST by NWS Morristown TN

Nov 3, 3:08 AM → Nov 3, 9:00 AM

WHAT: Visibility one quarter mile or less in dense fog.

WHERE: Portions of east Tennessee and southwest Virginia.

WHEN: Until 9 AM EST /8 AM CST/ this morning.

IMPACTS: Low visibility could make driving conditions hazardous.

+ Read More

If driving, slow down, use low-beam headlights, and leave plenty of distance ahead of you. Allow extra time for you to reach your destination.

Updated: Nov 3, 5:30 AM Source: NWS Alert