Severe Thunderstorm Watch 9:00 PM Severe Thunderstorm Watch 9:00 PM

Henderson County, Kentucky, United States

Last updated: 8:37 PM CDT  ·  Refresh
27°C
Feels like 30°
Mostly Clear
▲ 33°  /  ▼ 19°
Wind
7 mph NW
Humidity
81%
Dew Point
22°
Pressure
29.39 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
21%
Sunrise
5:44 AM
Sunset
8:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Henderson County is currently mostly clear at 27°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 743 J/kg) — isolated convective development possible. Sunrise: 5:44AM · Sunset: 8:08PM.

Alerts

Severe Thunderstorm Watch
Expires 9:00 PM
Severe Thunderstorm Watch
Expires 9:00 PM
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
27°
11%
9 PM
26°
14%
10 PM
25°
14%
11 PM
24°
7%
12 AM
23°
7%
1 AM
22°
3%
2 AM
21°
7%
3 AM
21°
7%
4 AM
21°
9%
5 AM
19°
9%
6 AM
19°
10%
7 AM
21°
13%
8 AM
22°
16%
9 AM
24°
29%
10 AM
24°
18%
11 AM
25°
13%
12 PM
25°
8%
1 PM
27°
8%
2 PM
27°
5%
3 PM
28°
5%
4 PM
27°
3%
5 PM
27°
3%
6 PM
26°
3%
7 PM
26°
3%
7-Day Forecast
Tonight
33° 19°
Mostly Clear.
Wed
29° 17°
Partly Cloudy.
Thu
27° 14°
Mostly Clear.
Fri
23° 16°
Overcast with a 44% chance of rain.
Sat
29° 18°
Mostly Cloudy with a 45% chance of rain.
Sun
33° 22°
Thunderstorm, 55% chance.
Mon
33° 23°
Thunderstorm, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 27° Mostly Clear 11% 7 mph NW 81%
9 PM 26° Mostly Clear 14% 5 mph NW 84%
10 PM 25° Partly Cloudy 14% 5 mph NNW 85%
11 PM 24° Mostly Clear 7% 6 mph NNW 85%
12 AM 23° Clear 7% 6 mph NNW 85%
1 AM 22° Clear 3% 6 mph NNW 87%
2 AM 21° Clear 7% 6 mph NNW 89%
3 AM 21° Clear 7% 6 mph NNW 92%
4 AM 21° Clear 9% 6 mph NNW 93%
5 AM 19° Clear 9% 6 mph NNW 93%
6 AM 19° Mostly Clear 10% 6 mph NNW 92%
7 AM 21° Mostly Clear 13% 7 mph N 89%
8 AM 22° Mostly Clear 16% 8 mph NNE 85%
9 AM 24° Mostly Clear 29% 9 mph NNE 80%
10 AM 24° Partly Cloudy 18% 9 mph NNE 78%
11 AM 25° Partly Cloudy 13% 9 mph NNE 76%
12 PM 25° Partly Cloudy 8% 9 mph NNE 74%
1 PM 27° Partly Cloudy 8% 10 mph NNE 71%
2 PM 27° Partly Cloudy 5% 10 mph NNE 68%
3 PM 28° Partly Cloudy 5% 11 mph NNE 66%
4 PM 27° Partly Cloudy 3% 11 mph NNE 66%
5 PM 27° Partly Cloudy 3% 11 mph NNE 69%
6 PM 26° Partly Cloudy 3% 10 mph NNE 71%
7 PM 26° Partly Cloudy 3% 10 mph NNE 72%
15-Day Forecast
Today
7/21
Mostly Clear
11%
19°
33°
Wed
7/22
Partly Cloudy
16%
17°
29°
Thu
7/23
Mostly Clear
3%
14°
27°
Fri
7/24
Overcast
44%
16°
23°
Sat
7/25
Mostly Cloudy
45%
18°
29°
Sun
7/26
Thunderstorm
55%
22°
33°
Mon
7/27
Thunderstorm
52%
23°
33°
Tue
7/28
Clear
31%
19°
31°
Wed
7/29
Drizzle
44%
18°
29°
Thu
7/30
Drizzle
44%
16°
29°
Fri
7/31
Clear
51%
16°
29°
Sat
8/1
Drizzle
60%
19°
30°
Sun
8/2
Clear
60%
19°
31°
Mon
8/3
Drizzle
60%
20°
31°
Tue
8/4
Drizzle
60%
21°
31°
54
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
54 AQI 10.6 µg/m³
O3
Ground-level ozone
31 AQI 34 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 54 Moderate 31 54
Thu 30 Good 30 21
Fri 34 Good 34 17
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 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE451 J/kg
MLCAPE9 J/kg
MUCAPE451 J/kg
SBCIN-146 J/kg
MLCIN0 J/kg
Lifted Index-1.2
Kinematics
0–6 km Shear43 kt
0–1 km Shear13 kt
Eff. Shear47 kt
0–1 km SRH-109
0–3 km SRH-98
Eff. SRH-98
Storm Motion269° @ 32 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index12.6
Thermo & Levels
PWAT1.44 in
0–3 km LR5.4 °C/km
700–500 LR5.2 °C/km
Total Totals40.3
LCL929 hPa
LFC818 hPa
EL182 hPa
Freezing Lvl16,722 ft