Today | Weather | Wednesday, August 12, 2026
Active Weather Warnings

Weather in Lexington, Kentucky

07:15 AM
Now
Stormy Weather
68° F
Feels Like 64°
Precipitation 81 %
Wind 8 mph
UV Index (0 - 11+) 0
Humidity 90 %
Today
Sunny with a Chance of Thunderstorms
Day 88°
Night 72°
Precipitation 98 %
Wind 13 mph
UV Index (0 - 11+) 6

Lexington Weather Forecast Updated

50 minutes ago
Last updated on

Air Quality in Lexington

NOW
17 AQI
Good air quality Dominant pollutant: PM2.5

Pollutant Concentrations:

PM2.5 4.04 µg/m³
PM10 4.28 µg/m³
O3 0.012 ppm
NO2 0.5 ppb
SO2 0.2 ppb
CO 0.09 ppm
NH3 0.54 µg/m³
NO 0 µg/m³
PM2.5 – 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)
PM2.54.04 µg/m³
PM104.28 µg/m³
O323.95 µg/m³
NO21 µg/m³
SO20.65 µg/m³
CO105.55 µg/m³
NH30.54 µg/m³
NO0 µg/m³

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