Heat Advisory — Hardin, OH, Mercer, OH, Auglaize, OH, Darke, OH, Shelby, OH, Logan, OH, Miami, OH, Champaign, OH, Clark, OH, Preble, OH, Montgomery, OH, Greene, OH, Butler, OH, Warren, OH, Clinton, OH, Hamilton, OH, Clermont, OH, Brown, OH, Highland, OH, Adams, OH, Union, OH, Delaware, OH, Madison, OH, Franklin, OH, Licking, OH, Fayette, OH, Pickaway, OH, Fairfield, OH, Ross, OH, Hocking, OH, Pike, OH, Scioto, OH 7:00 PM Excessive Heat Warning — Hardin, OH, Mercer, OH, Auglaize, OH, Darke, OH, Shelby, OH, Logan, OH, Union, OH, Delaware, OH, Miami, OH, Champaign, OH, Clark, OH, Madison, OH, Franklin, OH, Licking, OH, Preble, OH, Montgomery, OH, Greene, OH, Fayette, OH, Pickaway, OH, Fairfield, OH, Butler, OH, Warren, OH, Clinton, OH, Ross, OH, Hocking, OH, Hamilton, OH, Clermont, OH, Brown, OH, Highland, OH, Adams, OH, Pike, OH, Scioto, OH 7:00 PM

Clermont County, Ohio, United States

Last updated: 5:21 PM CDT  ·  Refresh
33°C
Feels like 39°
Clear
▲ 34°  /  ▼ 22°
Wind
6 mph SW
Humidity
54%
Dew Point
22°
Pressure
29.22 inHg
Visibility
10 mi
UV Index
6.0
Cloud Cover
0%
Sunrise
6:14 AM
Sunset
9:06 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Clermont County is currently clear at 34°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3691 J/kg) — isolated convective development possible. Sunrise: 6:14AM · Sunset: 9:06PM.

Alerts

Heat Advisory
Hardin, OH, Mercer, OH, Auglaize, OH, Darke, OH, Shelby, OH, Logan, OH, Miami, OH, Champaign, OH, Clark, OH, Preble, OH, Montgomery, OH, Greene, OH, Butler, OH, Warren, OH, Clinton, OH, Hamilton, OH, Clermont, OH, Brown, OH, Highland, OH, Adams, OH, Union, OH, Delaware, OH, Madison, OH, Franklin, OH, Licking, OH, Fayette, OH, Pickaway, OH, Fairfield, OH, Ross, OH, Hocking, OH, Pike, OH, Scioto, OH
Expires 7:00 PM
Excessive Heat Warning
Hardin, OH, Mercer, OH, Auglaize, OH, Darke, OH, Shelby, OH, Logan, OH, Union, OH, Delaware, OH, Miami, OH, Champaign, OH, Clark, OH, Madison, OH, Franklin, OH, Licking, OH, Preble, OH, Montgomery, OH, Greene, OH, Fayette, OH, Pickaway, OH, Fairfield, OH, Butler, OH, Warren, OH, Clinton, OH, Ross, OH, Hocking, OH, Hamilton, OH, Clermont, OH, Brown, OH, Highland, OH, Adams, OH, Pike, OH, Scioto, OH
Expires 7:00 PM
76 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
3%
7 PM
33°
21%
8 PM
32°
21%
9 PM
30°
21%
10 PM
28°
14%
11 PM
27°
14%
12 AM
26°
15%
1 AM
26°
15%
2 AM
25°
3%
3 AM
24°
3%
4 AM
24°
3%
5 AM
24°
3%
6 AM
22°
3%
7 AM
23°
3%
8 AM
24°
3%
9 AM
26°
3%
10 AM
29°
3%
11 AM
30°
5%
12 PM
31°
5%
1 PM
33°
5%
2 PM
34°
5%
3 PM
34°
5%
4 PM
34°
5%
5 PM
34°
3%
7-Day Forecast
Tonight
34° 22°
Clear with a 21% chance of rain.
Thu
35° 22°
Mostly Clear.
Fri
36° 23°
Mostly Clear with a 45% chance of rain.
Sat
33° 22°
Mostly Clear with a 39% chance of rain.
Sun
33° 22°
Thunderstorm, 64% chance.
Mon
32° 22°
Thunderstorm, 64% chance.
Tue
29° 21°
Overcast with a 42% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 33° Clear 3% 6 mph SW 54%
7 PM 33° Clear 21% 5 mph WSW 61%
8 PM 32° Clear 21% 4 mph WSW 69%
9 PM 30° Clear 21% 3 mph WSW 73%
10 PM 28° Mostly Clear 14% 3 mph SW 77%
11 PM 27° Mostly Clear 14% 3 mph SW 80%
12 AM 26° Mostly Clear 15% 3 mph SSW 82%
1 AM 26° Clear 15% 3 mph SSW 84%
2 AM 25° Clear 3% 3 mph SW 87%
3 AM 24° Clear 3% 3 mph SW 90%
4 AM 24° Clear 3% 3 mph SW 92%
5 AM 24° Mostly Clear 3% 2 mph WSW 94%
6 AM 22° Mostly Clear 3% 2 mph W 93%
7 AM 23° Mostly Clear 3% 2 mph WNW 92%
8 AM 24° Haze 3% 2 mph WNW 88%
9 AM 26° Partly Cloudy 3% 3 mph WNW 80%
10 AM 29° Partly Cloudy 3% 3 mph WNW 73%
11 AM 30° Partly Cloudy 5% 3 mph WNW 67%
12 PM 31° Partly Cloudy 5% 3 mph W 63%
1 PM 33° Partly Cloudy 5% 3 mph WSW 59%
2 PM 34° Partly Cloudy 5% 3 mph WSW 56%
3 PM 34° Partly Cloudy 5% 4 mph WSW 56%
4 PM 34° Partly Cloudy 5% 4 mph WSW 55%
5 PM 34° Mostly Clear 3% 4 mph W 56%
15-Day Forecast
Today
7/1
Clear
21%
22°
34°
Thu
7/2
Mostly Clear
15%
22°
35°
Fri
7/3
Mostly Clear
45%
23°
36°
Sat
7/4
Mostly Clear
39%
22°
33°
Sun
7/5
Thunderstorm
64%
22°
33°
Mon
7/6
Thunderstorm
64%
22°
32°
Tue
7/7
Overcast
42%
21°
29°
Wed
7/8
Mostly Cloudy
41%
20°
30°
Thu
7/9
Rain
68%
20°
29°
Fri
7/10
Thunderstorm
90%
19°
29°
Sat
7/11
Rain
77%
19°
29°
Sun
7/12
Drizzle
60%
19°
29°
Mon
7/13
Drizzle
60%
18°
29°
Tue
7/14
Drizzle
60%
18°
29°
Wed
7/15
Drizzle
60%
18°
28°
76
Moderate
U.S. Air Quality Index · Dominant: PM2.5
50 100 150 200

Air quality is acceptable. Unusually sensitive people should consider limiting prolonged outdoor exertion.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
Dominant
76 AQI 22.3 µg/m³
O3
Ground-level ozone
48 AQI 53 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 76 Moderate 48 76
Fri 68 Moderate 48 68
Sat 65 Moderate 50 65
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 Wed Jul 1, 21:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3045 J/kg
MLCAPE2391 J/kg
MUCAPE3045 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-6.8
Kinematics
0–6 km Shear12 kt
0–1 km Shear4 kt
Eff. Shear9 kt
0–1 km SRH-5
0–3 km SRH-6
Eff. SRH-6
Storm Motion217° @ 20 kt
0–1 km EHI-0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index20.7
Thermo & Levels
PWAT1.35 in
0–3 km LR6.7 °C/km
700–500 LR7.3 °C/km
Total Totals45.6
LCL839 hPa
LFC989 hPa
EL151 hPa
Freezing Lvl14,534 ft