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Spencer County, Kentucky, United States

Last updated: 4:55 PM CDT  ·  Refresh
31°C
Feels like 33°
Mostly Clear
▲ 32°  /  ▼ 16°
Wind
9 mph WNW
Humidity
58%
Dew Point
21°
Pressure
29.27 inHg
Visibility
10 mi
UV Index
5.1
Cloud Cover
18%
Sunrise
7:21 AM
Sunset
7:52 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Spencer County is currently mostly clear at 30°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1372 J/kg) — isolated convective development possible. Sunrise: 7:21AM · Sunset: 7:52PM.

44 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
5%
6 PM
31°
13%
7 PM
29°
13%
8 PM
28°
13%
9 PM
25°
11%
10 PM
24°
11%
11 PM
23°
9%
12 AM
22°
4%
1 AM
21°
3%
2 AM
20°
3%
3 AM
19°
3%
4 AM
18°
3%
5 AM
17°
3%
6 AM
17°
3%
7 AM
17°
3%
8 AM
18°
3%
9 AM
18°
3%
10 AM
19°
3%
11 AM
20°
3%
12 PM
22°
3%
1 PM
25°
3%
2 PM
25°
3%
3 PM
25°
3%
4 PM
25°
3%
7-Day Forecast
Today
32° 16°
Mostly Clear.
Mon
29° 16°
Mostly Clear.
Tue
36° 17°
Mostly Clear.
Wed
36° 23°
Mostly Clear with a 27% chance of rain.
Thu
36° 22°
Mostly Clear with a 25% chance of rain.
Fri
34° 22°
Mostly Clear with a 24% chance of rain.
Sat
34° 21°
Mostly Clear with a 31% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Clear 5% 9 mph WNW 58%
6 PM 31° Mostly Clear 13% 8 mph NW 64%
7 PM 29° Mostly Clear 13% 8 mph NNW 71%
8 PM 28° Mostly Clear 13% 7 mph NNW 74%
9 PM 25° Partly Cloudy 11% 7 mph N 76%
10 PM 24° Partly Cloudy 11% 7 mph N 78%
11 PM 23° Partly Cloudy 9% 7 mph NNE 77%
12 AM 22° Partly Cloudy 4% 8 mph NNE 76%
1 AM 21° Partly Cloudy 3% 10 mph NNE 74%
2 AM 20° Mostly Clear 3% 9 mph NNE 72%
3 AM 19° Mostly Clear 3% 9 mph NNE 70%
4 AM 18° Clear 3% 9 mph NNE 67%
5 AM 17° Mostly Clear 3% 9 mph NNE 66%
6 AM 17° Partly Cloudy 3% 9 mph NE 66%
7 AM 17° Mostly Clear 3% 8 mph NE 66%
8 AM 18° Mostly Clear 3% 9 mph NE 64%
9 AM 18° Mostly Clear 3% 9 mph NE 62%
10 AM 19° Mostly Clear 3% 9 mph NE 61%
11 AM 20° Mostly Clear 3% 9 mph NE 58%
12 PM 22° Mostly Clear 3% 9 mph ENE 56%
1 PM 25° Mostly Clear 3% 8 mph ENE 53%
2 PM 25° Partly Cloudy 3% 8 mph ENE 53%
3 PM 25° Partly Cloudy 3% 8 mph ENE 52%
4 PM 25° Partly Cloudy 3% 8 mph ENE 52%
15-Day Forecast
Today
9/13
Mostly Clear
13%
16°
32°
Mon
9/14
Mostly Clear
3%
16°
29°
Tue
9/15
Mostly Clear
14%
17°
36°
Wed
9/16
Mostly Clear
27%
23°
36°
Thu
9/17
Mostly Clear
25%
22°
36°
Fri
9/18
Mostly Clear
24%
22°
34°
Sat
9/19
Mostly Clear
31%
21°
34°
Sun
9/20
Partly Cloudy
49%
18°
31°
Mon
9/21
Drizzle
50%
18°
31°
Tue
9/22
Drizzle
67%
17°
28°
Wed
9/23
Drizzle
60%
16°
27°
Thu
9/24
Drizzle
60%
16°
28°
Fri
9/25
Drizzle
60%
14°
28°
Sat
9/26
Drizzle
60%
14°
28°
Sun
9/27
Clear
60%
14°
28°
44
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
32 AQI 5.9 µg/m³
O3
Ground-level ozone
Dominant
44 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 44 Good 44 32
Tue 39 Good 39 27
Wed 42 Good 38 42
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, 20:00'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
SBCAPE1941 J/kg
MLCAPE355 J/kg
MUCAPE2933 J/kg
SBCIN-2 J/kg
MLCIN-147 J/kg
Lifted Index-5.2
Kinematics
0–6 km Shear30 kt
0–1 km Shear7 kt
Eff. Shear31 kt
0–1 km SRH-31
0–3 km SRH38
Eff. SRH38
Storm Motion321° @ 27 kt
0–1 km EHI-0.4
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell1.8
K-Index31.8
Thermo & Levels
PWAT1.68 in
0–3 km LR7.0 °C/km
700–500 LR6.1 °C/km
Total Totals46.8
LCL868 hPa
LFC861 hPa
EL169 hPa
Freezing Lvl14,032 ft