Heat Advisory — Wayne, IN, Fayette, IN, Union, IN, Franklin, IN, Ripley, IN, Dearborn, IN, Ohio, IN, Switzerland, IN, Carroll, KY, Gallatin, KY, Boone, KY, Kenton, KY, Campbell, KY, Owen, KY, Grant, KY, Pendleton, KY, Bracken, KY, Robertson, KY, Mason, KY, Lewis, KY, 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 10:00 PM

Hamilton County, Ohio, United States

Last updated: 12:21 AM CDT  ·  Refresh
25°C
Feels like 28°
Clear
▲ 36°  /  ▼ 23°
Wind
4 mph S
Humidity
75%
Dew Point
22°
Pressure
29.20 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
3%
Sunrise
7:06 AM
Sunset
8:08 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Hamilton County is currently clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1470 J/kg) — isolated convective development possible. Sunrise: 7:06AM · Sunset: 8:08PM.

Alerts

Heat Advisory
Wayne, IN, Fayette, IN, Union, IN, Franklin, IN, Ripley, IN, Dearborn, IN, Ohio, IN, Switzerland, IN, Carroll, KY, Gallatin, KY, Boone, KY, Kenton, KY, Campbell, KY, Owen, KY, Grant, KY, Pendleton, KY, Bracken, KY, Robertson, KY, Mason, KY, Lewis, KY, 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 10:00 PM
61 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
11%
2 AM
25°
11%
3 AM
25°
11%
4 AM
24°
3%
5 AM
24°
3%
6 AM
22°
3%
7 AM
22°
3%
8 AM
23°
3%
9 AM
26°
3%
10 AM
28°
3%
11 AM
30°
3%
12 PM
32°
3%
1 PM
33°
3%
2 PM
36°
3%
3 PM
36°
3%
4 PM
36°
3%
5 PM
36°
3%
6 PM
35°
3%
7 PM
34°
3%
8 PM
32°
3%
9 PM
31°
3%
10 PM
28°
3%
11 PM
28°
3%
12 AM
27°
3%
7-Day Forecast
Today
36° 23°
Clear.
Wed
39° 23°
Clear.
Thu
39° 24°
Mostly Clear with a 36% chance of rain.
Fri
38° 23°
Partly Cloudy with a 44% chance of rain.
Sat
36° 21°
Thunderstorm, 30% chance.
Sun
33° 17°
Clear.
Mon
34° 17°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 25° Clear 11% 4 mph S 75%
2 AM 25° Clear 11% 5 mph SSW 75%
3 AM 25° Clear 11% 5 mph SSW 77%
4 AM 24° Clear 3% 4 mph SW 79%
5 AM 24° Clear 3% 3 mph SW 81%
6 AM 22° Clear 3% 3 mph SSW 81%
7 AM 22° Clear 3% 5 mph SSW 82%
8 AM 23° Clear 3% 5 mph SW 78%
9 AM 26° Clear 3% 7 mph SW 68%
10 AM 28° Mostly Clear 3% 8 mph WSW 59%
11 AM 30° Mostly Clear 3% 9 mph WSW 52%
12 PM 32° Clear 3% 9 mph WSW 46%
1 PM 33° Clear 3% 9 mph WSW 42%
2 PM 36° Clear 3% 9 mph WSW 39%
3 PM 36° Clear 3% 8 mph WSW 39%
4 PM 36° Clear 3% 8 mph WSW 39%
5 PM 36° Mostly Clear 3% 8 mph WSW 40%
6 PM 35° Clear 3% 7 mph WSW 45%
7 PM 34° Clear 3% 6 mph WSW 50%
8 PM 32° Clear 3% 5 mph WSW 55%
9 PM 31° Clear 3% 4 mph SW 58%
10 PM 28° Clear 3% 5 mph SW 59%
11 PM 28° Clear 3% 5 mph SW 61%
12 AM 27° Clear 3% 5 mph SW 62%
15-Day Forecast
Today
9/1
Clear
11%
23°
36°
Wed
9/2
Clear
3%
23°
39°
Thu
9/3
Mostly Clear
36%
24°
39°
Fri
9/4
Partly Cloudy
44%
23°
38°
Sat
9/5
Thunderstorm
30%
21°
36°
Sun
9/6
Clear
17%
17°
33°
Mon
9/7
Clear
17%
17°
34°
Tue
9/8
Rain
68%
19°
34°
Wed
9/9
Drizzle
44%
13°
33°
Thu
9/10
Drizzle
51%
19°
41°
Fri
9/11
Drizzle
60%
19°
36°
Sat
9/12
Drizzle
60%
17°
30°
Sun
9/13
Drizzle
60%
16°
28°
Mon
9/14
Drizzle
60%
16°
29°
Tue
9/15
Drizzle
60%
16°
28°
61
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
61 AQI 14.7 µg/m³
O3
Ground-level ozone
44 AQI 48 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 61 Moderate 44 61
Wed 55 Moderate 43 55
Thu 58 Moderate 47 58
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, 04:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE742 J/kg
MLCAPE388 J/kg
MUCAPE742 J/kg
SBCIN-416 J/kg
MLCIN-335 J/kg
Lifted Index-2.6
Kinematics
0–6 km Shear25 kt
0–1 km Shear17 kt
Eff. Shear—
0–1 km SRH107
0–3 km SRH103
Eff. SRH—
Storm Motion2° @ 14 kt
0–1 km EHI0.5
Composite Parameters
Sig. Tornado0.2
STP (eff)—
Supercell—
K-Index27.3
Thermo & Levels
PWAT1.43 in
0–3 km LR4.1 °C/km
700–500 LR7.0 °C/km
Total Totals44.3
LCL939 hPa
LFC630 hPa
EL186 hPa
Freezing Lvl15,407 ft