Heat Advisory — Hancock, KY, Ohio, KY, Butler, KY, Logan, KY, Warren, KY, Simpson, KY, Breckinridge, KY, Meade, KY, Grayson, KY, Hardin, KY, Bullitt, KY, Jefferson, KY, Oldham, KY, Trimble, KY, Henry, KY, Shelby, KY, Franklin, KY, Scott, KY, Harrison, KY, Spencer, KY, Anderson, KY, Woodford, KY, Fayette, KY, Bourbon, KY, Nicholas, KY, Nelson, KY, Washington, KY, Mercer, KY, Jessamine, KY, Clark, KY, Larue, KY, Marion, KY, Boyle, KY, Garrard, KY, Madison, KY, Edmonson, KY, Hart, KY, Green, KY, Taylor, KY, Casey, KY, Lincoln, KY, Allen, KY, Barren, KY, Monroe, KY, Metcalfe, KY, Adair, KY, Russell, KY, Cumberland, KY, Clinton, KY 8:00 PM Excessive Heat Warning — Hancock, KY, Breckinridge, KY, Meade, KY, Ohio, KY, Grayson, KY, Hardin, KY, Bullitt, KY, Jefferson, KY, Oldham, KY, Trimble, KY, Henry, KY, Shelby, KY, Franklin, KY, Scott, KY, Harrison, KY, Spencer, KY, Anderson, KY, Woodford, KY, Fayette, KY, Bourbon, KY, Nicholas, KY, Nelson, KY, Washington, KY, Mercer, KY, Jessamine, KY, Clark, KY, Larue, KY, Marion, KY, Boyle, KY, Garrard, KY, Madison, KY, Butler, KY, Edmonson, KY, Hart, KY, Green, KY, Taylor, KY, Casey, KY, Lincoln, 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

Mercer County, Kentucky, United States

Last updated: 3:22 PM CDT  ·  Refresh
32°C
Feels like 38°
Clear
▲ 33°  /  ▼ 22°
Wind
7 mph SW
Humidity
61%
Dew Point
23°
Pressure
29.18 inHg
Visibility
10 mi
UV Index
8.5
Cloud Cover
5%
Sunrise
6:20 AM
Sunset
9:05 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Mercer County is currently clear at 32°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3588 J/kg) — isolated convective development possible. Sunrise: 6:20AM · Sunset: 9:05PM.

Alerts

Heat Advisory
Hancock, KY, Ohio, KY, Butler, KY, Logan, KY, Warren, KY, Simpson, KY, Breckinridge, KY, Meade, KY, Grayson, KY, Hardin, KY, Bullitt, KY, Jefferson, KY, Oldham, KY, Trimble, KY, Henry, KY, Shelby, KY, Franklin, KY, Scott, KY, Harrison, KY, Spencer, KY, Anderson, KY, Woodford, KY, Fayette, KY, Bourbon, KY, Nicholas, KY, Nelson, KY, Washington, KY, Mercer, KY, Jessamine, KY, Clark, KY, Larue, KY, Marion, KY, Boyle, KY, Garrard, KY, Madison, KY, Edmonson, KY, Hart, KY, Green, KY, Taylor, KY, Casey, KY, Lincoln, KY, Allen, KY, Barren, KY, Monroe, KY, Metcalfe, KY, Adair, KY, Russell, KY, Cumberland, KY, Clinton, KY
Expires 8:00 PM
Excessive Heat Warning
Hancock, KY, Breckinridge, KY, Meade, KY, Ohio, KY, Grayson, KY, Hardin, KY, Bullitt, KY, Jefferson, KY, Oldham, KY, Trimble, KY, Henry, KY, Shelby, KY, Franklin, KY, Scott, KY, Harrison, KY, Spencer, KY, Anderson, KY, Woodford, KY, Fayette, KY, Bourbon, KY, Nicholas, KY, Nelson, KY, Washington, KY, Mercer, KY, Jessamine, KY, Clark, KY, Larue, KY, Marion, KY, Boyle, KY, Garrard, KY, Madison, KY, Butler, KY, Edmonson, KY, Hart, KY, Green, KY, Taylor, KY, Casey, KY, Lincoln, 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
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
32°
3%
5 PM
32°
3%
6 PM
33°
3%
7 PM
32°
3%
8 PM
31°
3%
9 PM
29°
3%
10 PM
27°
3%
11 PM
26°
3%
12 AM
26°
3%
1 AM
25°
3%
2 AM
24°
3%
3 AM
23°
3%
4 AM
23°
3%
5 AM
23°
3%
6 AM
22°
3%
7 AM
23°
17%
8 AM
24°
17%
9 AM
26°
17%
10 AM
27°
3%
11 AM
29°
3%
12 PM
29°
3%
1 PM
30°
3%
2 PM
31°
3%
3 PM
31°
3%
7-Day Forecast
Today
33° 22°
Clear.
Wed
33° 22°
Mostly Clear.
Thu
34° 22°
Mostly Clear.
Fri
33° 24°
Mostly Clear with a 71% chance of rain.
Sat
32° 22°
Thunderstorm, 60% chance.
Sun
30° 22°
Rain, 81% chance.
Mon
30° 22°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 32° Clear 3% 7 mph SW 61%
5 PM 32° Clear 3% 7 mph SW 61%
6 PM 33° Clear 3% 6 mph SW 66%
7 PM 32° Clear 3% 6 mph WSW 73%
8 PM 31° Clear 3% 4 mph WSW 78%
9 PM 29° Mostly Clear 3% 4 mph SW 82%
10 PM 27° Mostly Clear 3% 4 mph SW 86%
11 PM 26° Clear 3% 4 mph SW 88%
12 AM 26° Clear 3% 4 mph SSW 90%
1 AM 25° Clear 3% 4 mph SSW 92%
2 AM 24° Clear 3% 4 mph SSW 93%
3 AM 23° Clear 3% 4 mph S 93%
4 AM 23° Clear 3% 4 mph S 94%
5 AM 23° Clear 3% 4 mph S 94%
6 AM 22° Mostly Clear 3% 3 mph SSE 94%
7 AM 23° Mostly Clear 17% 2 mph SSE 93%
8 AM 24° Mostly Clear 17% 2 mph SE 90%
9 AM 26° Mostly Clear 17% 2 mph SE 84%
10 AM 27° Clear 3% 2 mph ESE 77%
11 AM 29° Clear 3% 2 mph ESE 73%
12 PM 29° Mostly Clear 3% 1 mph SSE 70%
1 PM 30° Mostly Clear 3% 2 mph S 68%
2 PM 31° Mostly Clear 3% 2 mph SSW 66%
3 PM 31° Mostly Clear 3% 2 mph SW 65%
15-Day Forecast
Today
6/30
Clear
3%
22°
33°
Wed
7/1
Mostly Clear
17%
22°
33°
Thu
7/2
Mostly Clear
16%
22°
34°
Fri
7/3
Mostly Clear
71%
24°
33°
Sat
7/4
Thunderstorm
60%
22°
32°
Sun
7/5
Rain
81%
22°
30°
Mon
7/6
Clear
19%
22°
30°
Tue
7/7
Drizzle
60%
21°
29°
Wed
7/8
Drizzle
60%
21°
29°
Thu
7/9
Drizzle
60%
20°
31°
Fri
7/10
Drizzle
60%
20°
28°
Sat
7/11
Drizzle
60%
19°
28°
Sun
7/12
Drizzle
60%
19°
28°
Mon
7/13
Drizzle
60%
19°
28°
Tue
7/14
Drizzle
60%
19°
28°
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 8.6 µg/m³
O3
Ground-level ozone
34 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Wed 48 Good 34 48
Thu 52 Moderate 36 52
Fri 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 Jun 30, 19:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3305 J/kg
MLCAPE1796 J/kg
MUCAPE3305 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-7.9
Kinematics
0–6 km Shear2 kt
0–1 km Shear2 kt
Eff. Shear4 kt
0–1 km SRH8
0–3 km SRH-14
Eff. SRH-14
Storm Motion282° @ 21 kt
0–1 km EHI0.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index11.5
Thermo & Levels
PWAT1.14 in
0–3 km LR6.4 °C/km
700–500 LR7.6 °C/km
Total Totals41.8
LCL861 hPa
LFC988 hPa
EL147 hPa
Freezing Lvl14,892 ft