Severe Thunderstorm Watch 9:00 PM Severe Thunderstorm Watch 9:00 PM Areal Flood Watch 11:00 PM

Clark County, Kentucky, 40391, United States

Last updated: 8:31 PM CDT  ·  Refresh
23°C
Feels like 26°
Partly Cloudy
▲ 31°  /  ▼ 20°
Wind
8 mph WSW
Humidity
94%
Dew Point
22°
Pressure
28.82 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
53%
Sunrise
6:30 AM
Sunset
8:54 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Clark County is currently partly cloudy at 23°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1177 J/kg) — isolated convective development possible. Sunrise: 6:30AM · Sunset: 8:54PM.

Alerts

Severe Thunderstorm Watch
Expires 9:00 PM
Severe Thunderstorm Watch
Expires 9:00 PM
Areal Flood Watch
Expires 11:00 PM
33 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
26%
10 PM
23°
29%
11 PM
23°
20%
12 AM
23°
21%
1 AM
22°
22%
2 AM
22°
17%
3 AM
22°
30%
4 AM
22°
29%
5 AM
22°
17%
6 AM
20°
17%
7 AM
20°
5%
8 AM
20°
5%
9 AM
20°
7%
10 AM
21°
7%
11 AM
22°
13%
12 PM
23°
13%
1 PM
24°
3%
2 PM
25°
3%
3 PM
25°
3%
4 PM
26°
3%
5 PM
26°
3%
6 PM
24°
3%
7 PM
23°
3%
8 PM
23°
3%
7-Day Forecast
Tonight
31° 20°
Partly Cloudy with a 26% chance of rain.
Wed
27° 16°
Partly Cloudy with a 30% chance of rain.
Thu
27° 14°
Mostly Clear.
Fri
24° 16°
Overcast with a 37% chance of rain.
Sat
29° 17°
Mostly Clear with a 29% chance of rain.
Sun
32° 19°
Rain, 70% chance.
Mon
33° 22°
Thunderstorm, 71% chance.
TimeTempConditionsPrecipWindHumidity
Now 23° Partly Cloudy 26% 8 mph WSW 94%
10 PM 23° Partly Cloudy 29% 8 mph SW 95%
11 PM 23° Partly Cloudy 20% 8 mph SW 95%
12 AM 23° Partly Cloudy 21% 7 mph WSW 96%
1 AM 22° Mostly Cloudy 22% 6 mph WSW 96%
2 AM 22° Overcast 17% 5 mph WSW 96%
3 AM 22° Mostly Cloudy 30% 5 mph W 96%
4 AM 22° Mostly Cloudy 29% 4 mph WNW 97%
5 AM 22° Mostly Cloudy 17% 4 mph NW 96%
6 AM 20° Mostly Cloudy 17% 5 mph NNW 96%
7 AM 20° Mostly Cloudy 5% 7 mph N 94%
8 AM 20° Mostly Cloudy 5% 8 mph N 92%
9 AM 20° Mostly Cloudy 7% 8 mph N 89%
10 AM 21° Mostly Cloudy 7% 8 mph N 85%
11 AM 22° Mostly Cloudy 13% 8 mph NNE 81%
12 PM 23° Partly Cloudy 13% 9 mph N 76%
1 PM 24° Partly Cloudy 3% 9 mph N 70%
2 PM 25° Partly Cloudy 3% 9 mph N 65%
3 PM 25° Partly Cloudy 3% 9 mph N 63%
4 PM 26° Partly Cloudy 3% 9 mph N 61%
5 PM 26° Partly Cloudy 3% 9 mph N 61%
6 PM 24° Partly Cloudy 3% 9 mph N 64%
7 PM 23° Partly Cloudy 3% 8 mph N 67%
8 PM 23° Partly Cloudy 3% 8 mph N 69%
15-Day Forecast
Today
7/21
Partly Cloudy
26%
20°
31°
Wed
7/22
Partly Cloudy
30%
16°
27°
Thu
7/23
Mostly Clear
3%
14°
27°
Fri
7/24
Overcast
37%
16°
24°
Sat
7/25
Mostly Clear
29%
17°
29°
Sun
7/26
Rain
70%
19°
32°
Mon
7/27
Thunderstorm
71%
22°
33°
Tue
7/28
Drizzle
71%
19°
31°
Wed
7/29
Drizzle
44%
16°
29°
Thu
7/30
Drizzle
44%
14°
29°
Fri
7/31
Drizzle
60%
14°
29°
Sat
8/1
Drizzle
60%
17°
30°
Sun
8/2
Drizzle
60%
18°
31°
Mon
8/3
Drizzle
60%
18°
31°
Tue
8/4
Drizzle
60%
19°
31°
33
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
28 AQI 5.0 µg/m³
O3
Ground-level ozone
Dominant
33 AQI 36 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 33 Good 33 28
Thu 37 Good 37 9
Fri 38 Good 38 7
About the Air Quality Index
0–50 Good
51–100 Moderate
101–150 Unhealthy for Sensitive Groups
151–200 Unhealthy
201–300 Very Unhealthy
301–500 Hazardous

The U.S. AQI runs 0–500. The overall value equals the highest individual pollutant sub-index, and the dominant pollutant is the one driving it. PM2.5 (fine particles) is reported in µg/m³ and ozone (O3) in ppb. Forecast source: NWS NAQFC.

1000850700500400300250200150100 -40-30-20-10010203040 0.41247101624 LCLLFCEL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Tue Jul 21, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 70 80 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE492 J/kg
MLCAPE144 J/kg
MUCAPE752 J/kg
SBCIN-119 J/kg
MLCIN0 J/kg
Lifted Index-2.5
Kinematics
0–6 km Shear46 kt
0–1 km Shear22 kt
Eff. Shear50 kt
0–1 km SRH-74
0–3 km SRH-68
Eff. SRH-68
Storm Motion255° @ 37 kt
0–1 km EHI-0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index21.3
Thermo & Levels
PWAT1.20 in
0–3 km LR4.9 °C/km
700–500 LR5.4 °C/km
Total Totals39.2
LCL960 hPa
LFC750 hPa
EL190 hPa
Freezing Lvl14,941 ft