Heat Advisory — Orange, IN, Washington, IN, Scott, IN, Dubois, IN, Crawford, IN, Perry, IN, Harrison, IN, Floyd, IN, Clark, IN, Hancock, KY, Breckinridge, KY, Meade, KY, Ohio, KY, Grayson, KY, Hardin, KY, Bullitt, KY, Jefferson, KY, Oldham, KY, Shelby, KY, Spencer, KY, Anderson, KY, Nelson, KY, Washington, KY, Larue, KY, Marion, KY, Butler, KY, Edmonson, KY, Hart, KY, Green, KY, Taylor, KY, Logan, KY, Warren, KY, Simpson, KY, Allen, KY, Barren, KY, Monroe, KY, Metcalfe, KY, Adair, KY, Russell, KY, Cumberland, KY, Clinton, KY 8:00 PM

Nelson County, Kentucky, United States

Last updated: 6:02 PM CDT  ·  Refresh
32°C
Feels like 39°
Clear
▲ 34°  /  ▼ 24°
Wind
5 mph SW
Humidity
64%
Dew Point
24°
Pressure
29.39 inHg
Visibility
10 mi
UV Index
4.1
Cloud Cover
2%
Sunrise
6:57 AM
Sunset
8:34 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Nelson County is currently clear at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3437 J/kg) — isolated convective development possible. Sunrise: 6:57AM · Sunset: 8:34PM.

Alerts

Heat Advisory
Orange, IN, Washington, IN, Scott, IN, Dubois, IN, Crawford, IN, Perry, IN, Harrison, IN, Floyd, IN, Clark, IN, Hancock, KY, Breckinridge, KY, Meade, KY, Ohio, KY, Grayson, KY, Hardin, KY, Bullitt, KY, Jefferson, KY, Oldham, KY, Shelby, KY, Spencer, KY, Anderson, KY, Nelson, KY, Washington, KY, Larue, KY, Marion, KY, Butler, KY, Edmonson, KY, Hart, KY, Green, KY, Taylor, KY, Logan, KY, Warren, KY, Simpson, KY, Allen, KY, Barren, KY, Monroe, KY, Metcalfe, KY, Adair, KY, Russell, KY, Cumberland, KY, Clinton, KY
Expires 8:00 PM
45 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
4%
8 PM
31°
23%
9 PM
30°
23%
10 PM
29°
23%
11 PM
28°
23%
12 AM
27°
25%
1 AM
27°
17%
2 AM
27°
4%
3 AM
26°
5%
4 AM
26°
5%
5 AM
25°
5%
6 AM
24°
5%
7 AM
24°
5%
8 AM
24°
5%
9 AM
26°
5%
10 AM
29°
5%
11 AM
31°
3%
12 PM
31°
5%
1 PM
32°
5%
2 PM
34°
5%
3 PM
34°
18%
4 PM
35°
28%
5 PM
35°
29%
6 PM
33°
42%
7-Day Forecast
Tonight
34° 24°
Clear with a 23% chance of rain.
Sun
36° 24°
Clear with a 42% chance of rain.
Mon
34° 21°
Partly Cloudy with a 64% chance of rain.
Tue
30° 19°
Mostly Clear with a 53% chance of rain.
Wed
32° 18°
Drizzle, 52% chance.
Thu
30° 19°
Drizzle, 73% chance.
Fri
31° 18°
Mostly Cloudy with a 63% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 32° Clear 4% 5 mph SW 64%
8 PM 31° Clear 23% 4 mph SW 70%
9 PM 30° Clear 23% 4 mph S 75%
10 PM 29° Clear 23% 4 mph S 78%
11 PM 28° Clear 23% 4 mph SSW 81%
12 AM 27° Clear 25% 4 mph S 81%
1 AM 27° Clear 17% 4 mph SSW 81%
2 AM 27° Clear 4% 3 mph S 81%
3 AM 26° Clear 5% 4 mph S 81%
4 AM 26° Clear 5% 4 mph SSW 81%
5 AM 25° Clear 5% 4 mph S 81%
6 AM 24° Clear 5% 4 mph S 82%
7 AM 24° Clear 5% 4 mph SSW 82%
8 AM 24° Clear 5% 5 mph SSW 82%
9 AM 26° Mostly Clear 5% 7 mph SW 73%
10 AM 29° Mostly Clear 5% 8 mph WSW 66%
11 AM 31° Mostly Clear 3% 9 mph WSW 62%
12 PM 31° Mostly Clear 5% 8 mph WSW 62%
1 PM 32° Clear 5% 7 mph WSW 61%
2 PM 34° Clear 5% 7 mph WSW 60%
3 PM 34° Clear 18% 7 mph WSW 60%
4 PM 35° Mostly Clear 28% 7 mph WSW 59%
5 PM 35° Mostly Clear 29% 8 mph WSW 59%
6 PM 33° Mostly Clear 42% 7 mph WSW 62%
15-Day Forecast
Today
8/15
Clear
23%
24°
34°
Sun
8/16
Clear
42%
24°
36°
Mon
8/17
Partly Cloudy
64%
21°
34°
Tue
8/18
Mostly Clear
53%
19°
30°
Wed
8/19
Drizzle
52%
18°
32°
Thu
8/20
Drizzle
73%
19°
30°
Fri
8/21
Mostly Cloudy
63%
18°
31°
Sat
8/22
Partly Cloudy
24%
18°
31°
Sun
8/23
Partly Cloudy
35%
17°
31°
Mon
8/24
Clear
19%
17°
32°
Tue
8/25
Drizzle
46%
17°
33°
Wed
8/26
Drizzle
60%
19°
31°
Thu
8/27
Drizzle
60%
18°
30°
Fri
8/28
Drizzle
60%
17°
30°
Sat
8/29
Drizzle
60%
17°
31°
45
Good
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

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

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
45 AQI 8.1 µg/m³
O3
Ground-level ozone
37 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Sun 45 Good 37 45
Mon 51 Moderate 38 51
Tue 46 Good 46 38
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 Sat Aug 15, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3581 J/kg
MLCAPE2159 J/kg
MUCAPE3581 J/kg
SBCIN-72 J/kg
MLCIN-25 J/kg
Lifted Index-6.7
Kinematics
0–6 km Shear20 kt
0–1 km Shear4 kt
Eff. Shear18 kt
0–1 km SRH23
0–3 km SRH44
Eff. SRH44
Storm Motion325° @ 22 kt
0–1 km EHI0.5
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index38.6
Thermo & Levels
PWAT1.91 in
0–3 km LR7.3 °C/km
700–500 LR5.4 °C/km
Total Totals47.4
LCL887 hPa
LFC847 hPa
EL129 hPa
Freezing Lvl16,027 ft