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Mason County, Kentucky, United States

Last updated: 11:51 PM CDT  ·  Refresh
24°C
Feels like 27°
Mostly Clear
▲ 36°  /  ▼ 21°
Wind
4 mph SSW
Humidity
80%
Dew Point
21°
Pressure
29.23 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
13%
Sunrise
7:04 AM
Sunset
8:05 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mason County is currently mostly clear at 24°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1186 J/kg) — isolated convective development possible. Sunrise: 7:04AM · Sunset: 8:05PM.

48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
3%
1 AM
23°
3%
2 AM
23°
3%
3 AM
23°
3%
4 AM
22°
3%
5 AM
21°
3%
6 AM
21°
3%
7 AM
21°
3%
8 AM
24°
3%
9 AM
27°
3%
10 AM
30°
3%
11 AM
31°
3%
12 PM
32°
3%
1 PM
35°
3%
2 PM
36°
3%
3 PM
36°
3%
4 PM
36°
3%
5 PM
36°
3%
6 PM
34°
3%
7 PM
33°
3%
8 PM
32°
3%
9 PM
29°
3%
10 PM
28°
3%
11 PM
28°
3%
7-Day Forecast
Today
36° 21°
Clear.
Wed
39° 21°
Clear.
Thu
39° 22°
Partly Cloudy with a 42% chance of rain.
Fri
38° 22°
Partly Cloudy with a 52% chance of rain.
Sat
37° 20°
Drizzle, 50% chance.
Sun
35° 18°
Clear.
Mon
34° 14°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 24° Mostly Clear 3% 4 mph SSW 80%
1 AM 23° Clear 3% 4 mph SSW 80%
2 AM 23° Clear 3% 4 mph SSW 82%
3 AM 23° Clear 3% 5 mph SSW 84%
4 AM 22° Clear 3% 5 mph SSW 86%
5 AM 21° Clear 3% 4 mph SSW 86%
6 AM 21° Clear 3% 4 mph SW 85%
7 AM 21° Clear 3% 5 mph SW 84%
8 AM 24° Clear 3% 7 mph SW 74%
9 AM 27° Clear 3% 8 mph WSW 64%
10 AM 30° Clear 3% 9 mph WSW 55%
11 AM 31° Clear 3% 9 mph WSW 50%
12 PM 32° Clear 3% 9 mph W 45%
1 PM 35° Clear 3% 9 mph W 41%
2 PM 36° Clear 3% 8 mph W 39%
3 PM 36° Clear 3% 7 mph W 38%
4 PM 36° Clear 3% 7 mph WSW 37%
5 PM 36° Clear 3% 6 mph WSW 41%
6 PM 34° Clear 3% 6 mph WSW 46%
7 PM 33° Clear 3% 7 mph SW 51%
8 PM 32° Clear 3% 7 mph SW 55%
9 PM 29° Clear 3% 6 mph SW 58%
10 PM 28° Clear 3% 6 mph SW 62%
11 PM 28° Clear 3% 6 mph SW 65%
15-Day Forecast
Today
9/1
Clear
3%
21°
36°
Wed
9/2
Clear
3%
21°
39°
Thu
9/3
Partly Cloudy
42%
22°
39°
Fri
9/4
Partly Cloudy
52%
22°
38°
Sat
9/5
Drizzle
50%
20°
37°
Sun
9/6
Clear
19%
18°
35°
Mon
9/7
Clear
19%
14°
34°
Tue
9/8
Drizzle
60%
18°
36°
Wed
9/9
Drizzle
60%
19°
37°
Thu
9/10
Clear
60%
14°
36°
Fri
9/11
Drizzle
60%
19°
34°
Sat
9/12
Drizzle
60%
17°
32°
Sun
9/13
Drizzle
60%
17°
31°
Mon
9/14
Drizzle
60%
16°
31°
Tue
9/15
Drizzle
60%
16°
31°
48
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
48 AQI 8.7 µg/m³
O3
Ground-level ozone
43 AQI 46 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 43 48
Wed 46 Good 46 45
Thu 49 Good 44 49
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 Sep 1, 03:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE131 J/kg
MLCAPE489 J/kg
MUCAPE995 J/kg
SBCIN-454 J/kg
MLCIN-229 J/kg
Lifted Index-1.0
Kinematics
0–6 km Shear23 kt
0–1 km Shear9 kt
Eff. Shear24 kt
0–1 km SRH34
0–3 km SRH102
Eff. SRH105
Storm Motion16° @ 14 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell1.3
K-Index18.6
Thermo & Levels
PWAT1.62 in
0–3 km LR3.8 °C/km
700–500 LR6.8 °C/km
Total Totals45.9
LCL943 hPa
LFC594 hPa
EL252 hPa
Freezing Lvl15,282 ft