Hourly Weather | Today Wednesday, August 12, 2026
Active Weather Warnings
Lexington, Kentucky
8 AM
Sunny with a Chance of Thunderstorms
70°
Feels Like 64°
60
Humidity: 93%
UV Index: 1
Wind: 12 mph
9 AM
Cloudy Weather
72°
Feels Like 75°
49
Humidity: 94%
UV Index: 1
Wind: 12 mph
10 AM
Cloudy Weather
75°
Feels Like 79°
49
Humidity: 88%
UV Index: 2
Wind: 13 mph
11 AM
Sunny with a Chance of Thunderstorms
77°
Feels Like 77°
60
Humidity: 83%
UV Index: 2
Wind: 13 mph
12 PM
Cloudy Weather
79°
Feels Like 86°
49
Humidity: 78%
UV Index: 5
Wind: 14 mph
1 PM
Cloudy Weather
82°
Feels Like 90°
49
Humidity: 72%
UV Index: 6
Wind: 16 mph
2 PM
Sunny with a Chance of Thunderstorms
81°
Feels Like 86°
58
Humidity: 83%
UV Index: 3
Wind: 13 mph
3 PM
Cloudy Weather
84°
Feels Like 93°
49
Humidity: 69%
UV Index: 6
Wind: 13 mph
4 PM
Cloudy Weather
88°
Feels Like 93°
49
Humidity: 62%
UV Index: 4
Wind: 13 mph
5 PM
Cloudy Weather
86°
Feels Like 91°
49
Humidity: 64%
UV Index: 3
Wind: 12 mph
6 PM
Cloudy Weather
84°
Feels Like 91°
49
Humidity: 66%
UV Index: 2
Wind: 10 mph
7 PM
Sunny with a Chance of Thunderstorms
82°
Feels Like 88°
64
Humidity: 78%
UV Index: 0
Wind: 9 mph
8 PM
Cloudy Weather
81°
Feels Like 88°
40
Humidity: 77%
UV Index: 0
Wind: 8 mph
9 PM
Cloudy Night
81°
Feels Like 84°
34
Humidity: 82%
UV Index: 0
Wind: 8 mph
10 PM
Cloudy Weather
79°
Feels Like 82°
40
Humidity: 84%
UV Index: 0
Wind: 9 mph
11 PM
Stormy Weather
75°
Feels Like 75°
61
Humidity: 89%
UV Index: 0
Wind: 9 mph

Hourly Air Quality Forecast - AQI (US EPA)

8 AM
16 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 3.92 µg/m³
  • PM10: 4.16 µg/m³
  • O3: 0.010 ppm
  • NO2: 0.7 ppb
  • SO2: 0.3 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

9 AM
16 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 3.75 µg/m³
  • PM10: 3.97 µg/m³
  • O3: 0.012 ppm
  • NO2: 0.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

10 AM
15 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 3.61 µg/m³
  • PM10: 3.84 µg/m³
  • O3: 0.015 ppm
  • NO2: 0.9 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

11 AM
18 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.64 µg/m³
  • PM10: 3.87 µg/m³
  • O3: 0.019 ppm
  • NO2: 0.8 ppb
  • SO2: 0.1 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

12 PM
23 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 3.95 µg/m³
  • PM10: 4.15 µg/m³
  • O3: 0.025 ppm
  • NO2: 0.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

1 PM
24 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.18 µg/m³
  • PM10: 4.36 µg/m³
  • O3: 0.026 ppm
  • NO2: 0.5 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

2 PM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.35 µg/m³
  • PM10: 4.51 µg/m³
  • O3: 0.027 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.09 ppm

Health Recommendations:

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

3 PM
26 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.52 µg/m³
  • PM10: 4.69 µg/m³
  • O3: 0.028 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

4 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.74 µg/m³
  • PM10: 4.93 µg/m³
  • O3: 0.030 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

5 PM
29 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 4.99 µg/m³
  • PM10: 5.21 µg/m³
  • O3: 0.031 ppm
  • NO2: 0.4 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

6 PM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.18 µg/m³
  • PM10: 5.4 µg/m³
  • O3: 0.033 ppm
  • NO2: 0.6 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

7 PM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.32 µg/m³
  • PM10: 5.56 µg/m³
  • O3: 0.033 ppm
  • NO2: 0.7 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

8 PM
30 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.49 µg/m³
  • PM10: 5.76 µg/m³
  • O3: 0.032 ppm
  • NO2: 0.9 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

9 PM
28 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.59 µg/m³
  • PM10: 5.89 µg/m³
  • O3: 0.030 ppm
  • NO2: 1 ppb
  • SO2: 0.3 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

10 PM
25 AQI
Good air quality Dominant pollutant: O3
Details

Pollutant Concentrations:

  • PM2.5: 5.62 µg/m³
  • PM10: 5.97 µg/m³
  • O3: 0.027 ppm
  • NO2: 1.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

11 PM
23 AQI
Good air quality Dominant pollutant: PM2.5
Details

Pollutant Concentrations:

  • PM2.5: 5.57 µg/m³
  • PM10: 5.97 µg/m³
  • O3: 0.023 ppm
  • NO2: 1.1 ppb
  • SO2: 0.2 ppb
  • CO: 0.10 ppm

Health Recommendations:

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

Weather Alerts and Warnings for Lexington

Severe Future Possible

Flood Watch

Flood Watch issued August 12 at 2:42AM EDT until August 13 at 2:00AM EDT by NWS Louisville KY
Aug 12, 2:42 AM Aug 13, 2:00 AM
WHAT: Flooding caused by excessive rainfall continues to be
possible.

WHERE: Portions of Indiana, including the following area,
Jefferson IN and Kentucky, including the following areas, Bourbon,
Clark KY, Fayette, Franklin, Harrison KY, Henry, Jessamine,
Madison, Nicholas, Scott KY, Trimble and Woodford.

WHEN: Through late tonight.

IMPACTS: Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas.

ADDITIONAL DETAILS:
- Rounds of repeated thunderstorms into tonight could lead to flash
flooding across the watch area. Localized amounts over 3" are
possible in spots.
- http://www.weather.gov/safety/flood
+ Read More
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Updated: Aug 12, 6:24 AM Source: NWS Alert