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, Spencer, KY, Nelson, KY, Larue, KY, Butler, KY, Edmonson, KY, Hart, KY, Green, KY, Logan, KY, Warren, KY, Simpson, KY, Allen, KY, Barren, KY, Monroe, KY, Metcalfe, KY 7:00 PM

Nelson County, Kentucky, United States

Last updated: 3:49 PM CDT  ·  Refresh
88°F
Feels like 93°
Clear
▲ 90°  /  ▼ 64°
Wind
8 mph W
Humidity
52%
Dew Point
70°
Pressure
29.31 inHg
Visibility
10 mi
UV Index
6.8
Cloud Cover
2%
Sunrise
7:22 AM
Sunset
7:52 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Nelson County is currently clear at 88°F. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1527 J/kg) — isolated convective development possible. Sunrise: 7:22AM · Sunset: 7:52PM.

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, Spencer, KY, Nelson, KY, Larue, KY, Butler, KY, Edmonson, KY, Hart, KY, Green, KY, Logan, KY, Warren, KY, Simpson, KY, Allen, KY, Barren, KY, Monroe, KY, Metcalfe, KY
Expires 7:00 PM
38 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
88°
4%
5 PM
90°
5%
6 PM
87°
5%
7 PM
84°
5%
8 PM
83°
5%
9 PM
78°
5%
10 PM
76°
5%
11 PM
75°
3%
12 AM
73°
3%
1 AM
71°
3%
2 AM
70°
3%
3 AM
69°
3%
4 AM
68°
3%
5 AM
66°
3%
6 AM
64°
3%
7 AM
64°
3%
8 AM
65°
3%
9 AM
65°
3%
10 AM
66°
3%
11 AM
70°
3%
12 PM
71°
3%
1 PM
76°
3%
2 PM
76°
3%
3 PM
77°
3%
7-Day Forecast
Today
90° 64°
Clear.
Mon
85° 64°
Mostly Clear.
Tue
98° 62°
Clear.
Wed
96° 74°
Clear with a 22% chance of rain.
Thu
98° 73°
Clear.
Fri
95° 70°
Clear with a 35% chance of rain.
Sat
95° 70°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 88° Clear 4% 8 mph W 52%
5 PM 90° Clear 5% 7 mph WNW 57%
6 PM 87° Clear 5% 6 mph WNW 63%
7 PM 84° Clear 5% 5 mph NW 69%
8 PM 83° Clear 5% 5 mph NW 73%
9 PM 78° Partly Cloudy 5% 6 mph NNW 77%
10 PM 76° Partly Cloudy 5% 7 mph N 80%
11 PM 75° Mostly Clear 3% 8 mph N 82%
12 AM 73° Mostly Clear 3% 8 mph NNE 84%
1 AM 71° Clear 3% 8 mph NNE 85%
2 AM 70° Clear 3% 8 mph NNE 80%
3 AM 69° Mostly Clear 3% 8 mph NNE 76%
4 AM 68° Partly Cloudy 3% 8 mph NNE 73%
5 AM 66° Partly Cloudy 3% 9 mph NNE 71%
6 AM 64° Partly Cloudy 3% 8 mph NNE 69%
7 AM 64° Mostly Clear 3% 8 mph NNE 68%
8 AM 65° Mostly Clear 3% 8 mph NE 66%
9 AM 65° Mostly Clear 3% 9 mph NE 64%
10 AM 66° Clear 3% 9 mph NE 61%
11 AM 70° Clear 3% 9 mph NE 60%
12 PM 71° Mostly Clear 3% 8 mph NE 59%
1 PM 76° Mostly Clear 3% 8 mph NE 58%
2 PM 76° Mostly Clear 3% 8 mph NE 57%
3 PM 77° Mostly Clear 3% 8 mph NE 56%
15-Day Forecast
Today
9/13
Clear
5%
64°
90°
Mon
9/14
Mostly Clear
3%
64°
85°
Tue
9/15
Clear
8%
62°
98°
Wed
9/16
Clear
22%
74°
96°
Thu
9/17
Clear
19%
73°
98°
Fri
9/18
Clear
35%
70°
95°
Sat
9/19
Clear
19%
70°
95°
Sun
9/20
Clear
60%
66°
88°
Mon
9/21
Drizzle
60%
64°
89°
Tue
9/22
Drizzle
60%
60°
83°
Wed
9/23
Drizzle
60%
56°
82°
Thu
9/24
Drizzle
60%
60°
83°
Fri
9/25
Drizzle
60%
59°
82°
Sat
9/26
Drizzle
60%
58°
83°
Sun
9/27
Clear
60%
58°
83°
38
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
33 AQI 6.0 µg/m³
O3
Ground-level ozone
Dominant
38 AQI 42 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 38 Good 38 33
Tue 37 Good 37 29
Wed 43 Good 39 43
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 Sun Sep 13, 19:00'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
SBCAPE1976 J/kg
MLCAPE1095 J/kg
MUCAPE1976 J/kg
SBCIN-12 J/kg
MLCIN-4 J/kg
Lifted Index-4.3
Kinematics
0–6 km Shear25 kt
0–1 km Shear7 kt
Eff. Shear25 kt
0–1 km SRH27
0–3 km SRH29
Eff. SRH29
Storm Motion322° @ 22 kt
0–1 km EHI0.3
Composite Parameters
Sig. Tornado0.1
STP (eff)0.0
Supercell0.7
K-Index25.5
Thermo & Levels
PWAT1.58 in
0–3 km LR7.4 °C/km
700–500 LR5.7 °C/km
Total Totals46.5
LCL852 hPa
LFC846 hPa
EL169 hPa
Freezing Lvl14,101 ft