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Spencer County, Kentucky, United States

Last updated: 7:17 PM CDT  ·  Refresh
31°C
Feels like 38°
Mostly Clear
▲ 33°  /  ▼ 23°
Wind
4 mph SSW
Humidity
74%
Dew Point
25°
Pressure
29.33 inHg
Visibility
10 mi
UV Index
0.7
Cloud Cover
18%
Sunrise
6:56 AM
Sunset
8:34 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Spencer County is currently mostly clear at 31°C. Precipitation is likely — peak probability 58% around 8 PM. Atmospheric instability is elevated (CAPE up to 3097 J/kg) — isolated convective development possible. Sunrise: 6:56AM · Sunset: 8:34PM.

44 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
31°
31%
9 PM
29°
46%
10 PM
28°
38%
11 PM
28°
25%
12 AM
27°
25%
1 AM
26°
17%
2 AM
26°
15%
3 AM
26°
16%
4 AM
26°
9%
5 AM
25°
9%
6 AM
23°
9%
7 AM
23°
4%
8 AM
24°
5%
9 AM
26°
10%
10 AM
28°
10%
11 AM
30°
8%
12 PM
31°
16%
1 PM
31°
17%
2 PM
32°
28%
3 PM
34°
25%
4 PM
35°
25%
5 PM
34°
35%
6 PM
33°
38%
7 PM
32°
47%
7-Day Forecast
Tonight
33° 23°
Mostly Clear with a 31% chance of rain.
Sun
35° 23°
Mostly Clear with a 58% chance of rain.
Mon
32° 21°
Rain, 73% chance.
Tue
28° 19°
Mostly Clear with a 60% chance of rain.
Wed
30° 17°
Rain, 59% chance.
Thu
29° 19°
Rain, 67% chance.
Fri
29° 19°
Mostly Cloudy with a 43% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 31° Mostly Clear 31% 4 mph SSW 74%
9 PM 29° Partly Cloudy 46% 5 mph SSW 78%
10 PM 28° Mostly Clear 38% 6 mph SSW 80%
11 PM 28° Mostly Clear 25% 5 mph SSW 81%
12 AM 27° Clear 25% 4 mph SSW 82%
1 AM 26° Clear 17% 4 mph SSW 83%
2 AM 26° Clear 15% 4 mph SSW 84%
3 AM 26° Clear 16% 4 mph SSW 83%
4 AM 26° Clear 9% 5 mph SSW 82%
5 AM 25° Clear 9% 5 mph SSW 81%
6 AM 23° Clear 9% 5 mph SSW 80%
7 AM 23° Clear 4% 5 mph SSW 80%
8 AM 24° Mostly Clear 5% 6 mph SW 78%
9 AM 26° Mostly Clear 10% 8 mph SW 72%
10 AM 28° Mostly Clear 10% 9 mph WSW 66%
11 AM 30° Partly Cloudy 8% 10 mph WSW 63%
12 PM 31° Partly Cloudy 16% 9 mph WSW 61%
1 PM 31° Mostly Clear 17% 8 mph WSW 60%
2 PM 32° Mostly Clear 28% 7 mph WSW 58%
3 PM 34° Partly Cloudy 25% 8 mph WSW 57%
4 PM 35° Partly Cloudy 25% 8 mph WSW 55%
5 PM 34° Partly Cloudy 35% 9 mph WSW 56%
6 PM 33° Partly Cloudy 38% 8 mph WSW 60%
7 PM 32° Partly Cloudy 47% 7 mph WSW 65%
15-Day Forecast
Today
8/15
Mostly Clear
31%
23°
33°
Sun
8/16
Mostly Clear
58%
23°
35°
Mon
8/17
Rain
73%
21°
32°
Tue
8/18
Mostly Clear
60%
19°
28°
Wed
8/19
Rain
59%
17°
30°
Thu
8/20
Rain
67%
19°
29°
Fri
8/21
Mostly Cloudy
43%
19°
29°
Sat
8/22
Mostly Clear
30%
18°
28°
Sun
8/23
Mostly Clear
19%
17°
29°
Mon
8/24
Clear
35%
17°
31°
Tue
8/25
Thunderstorm
60%
18°
32°
Wed
8/26
Drizzle
60%
18°
31°
Thu
8/27
Drizzle
60%
18°
28°
Fri
8/28
Drizzle
60%
17°
28°
Sat
8/29
Drizzle
60%
17°
29°
44
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
44 AQI 8.0 µg/m³
O3
Ground-level ozone
40 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 44 Good 40 44
Mon 49 Good 40 49
Tue 47 Good 47 34
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, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3686 J/kg
MLCAPE2402 J/kg
MUCAPE3686 J/kg
SBCIN-93 J/kg
MLCIN-42 J/kg
Lifted Index-7.5
Kinematics
0–6 km Shear21 kt
0–1 km Shear6 kt
Eff. Shear22 kt
0–1 km SRH35
0–3 km SRH84
Eff. SRH84
Storm Motion332° @ 21 kt
0–1 km EHI0.8
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell3.5
K-Index40.1
Thermo & Levels
PWAT2.16 in
0–3 km LR6.7 °C/km
700–500 LR5.8 °C/km
Total Totals49.9
LCL912 hPa
LFC846 hPa
EL130 hPa
Freezing Lvl15,535 ft