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Madison County, Ohio, United States

Last updated: 12:11 AM CDT  ·  Refresh
23°C
Feels like 26°
Mostly Clear
▲ 33°  /  ▼ 22°
Wind
6 mph SSW
Humidity
86%
Dew Point
22°
Pressure
28.98 inHg
Visibility
9 mi
UV Index
0.0
Cloud Cover
21%
Sunrise
7:01 AM
Sunset
8:04 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Madison County is currently mostly clear at 24°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 2705 J/kg) — isolated convective development possible. Sunrise: 7:01AM · Sunset: 8:04PM.

63 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
23°
8%
2 AM
23°
8%
3 AM
23°
8%
4 AM
23°
10%
5 AM
23°
10%
6 AM
22°
11%
7 AM
22°
21%
8 AM
23°
22%
9 AM
24°
22%
10 AM
28°
13%
11 AM
29°
9%
12 PM
30°
9%
1 PM
31°
9%
2 PM
33°
7%
3 PM
33°
7%
4 PM
33°
7%
5 PM
33°
7%
6 PM
33°
7%
7 PM
32°
3%
8 PM
30°
3%
9 PM
29°
3%
10 PM
27°
3%
11 PM
27°
3%
12 AM
24°
3%
7-Day Forecast
Today
33° 22°
Mostly Clear with a 21% chance of rain.
Wed
36° 22°
Clear.
Thu
36° 23°
Clear with a 51% chance of rain.
Fri
36° 21°
Thunderstorm, 60% chance.
Sat
33° 18°
Clear with a 35% chance of rain.
Sun
29° 17°
Clear.
Mon
29° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 23° Mostly Clear 8% 6 mph SSW 86%
2 AM 23° Partly Cloudy 8% 6 mph SSW 82%
3 AM 23° Mostly Clear 8% 6 mph SSW 83%
4 AM 23° Mostly Clear 10% 7 mph SW 84%
5 AM 23° Mostly Clear 10% 7 mph SW 85%
6 AM 22° Mostly Clear 11% 7 mph SW 86%
7 AM 22° Mostly Clear 21% 8 mph SW 87%
8 AM 23° Partly Cloudy 22% 8 mph SW 86%
9 AM 24° Partly Cloudy 22% 10 mph WSW 80%
10 AM 28° Clear 13% 11 mph WSW 73%
11 AM 29° Clear 9% 12 mph WSW 67%
12 PM 30° Mostly Clear 9% 12 mph WSW 64%
1 PM 31° Mostly Clear 9% 12 mph WSW 60%
2 PM 33° Partly Cloudy 7% 11 mph WSW 58%
3 PM 33° Partly Cloudy 7% 11 mph WSW 58%
4 PM 33° Partly Cloudy 7% 11 mph WSW 58%
5 PM 33° Partly Cloudy 7% 10 mph WSW 59%
6 PM 33° Partly Cloudy 7% 9 mph WSW 64%
7 PM 32° Partly Cloudy 3% 8 mph SW 71%
8 PM 30° Partly Cloudy 3% 7 mph SW 76%
9 PM 29° Mostly Clear 3% 7 mph SW 78%
10 PM 27° Mostly Clear 3% 8 mph SW 80%
11 PM 27° Clear 3% 8 mph SW 81%
12 AM 24° Clear 3% 6 mph SW 81%
15-Day Forecast
Today
9/1
Mostly Clear
21%
22°
33°
Wed
9/2
Clear
7%
22°
36°
Thu
9/3
Clear
51%
23°
36°
Fri
9/4
Thunderstorm
60%
21°
36°
Sat
9/5
Clear
35%
18°
33°
Sun
9/6
Clear
19%
17°
29°
Mon
9/7
Clear
19%
16°
29°
Tue
9/8
Drizzle
60%
17°
31°
Wed
9/9
Drizzle
60%
19°
32°
Thu
9/10
Clear
42%
17°
32°
Fri
9/11
Drizzle
60%
19°
31°
Sat
9/12
Drizzle
60%
16°
28°
Sun
9/13
Drizzle
60%
15°
27°
Mon
9/14
Drizzle
60%
14°
28°
Tue
9/15
Drizzle
60%
15°
27°
63
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
63 AQI 15.6 µg/m³
O3
Ground-level ozone
41 AQI 45 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 63 Moderate 41 63
Wed 56 Moderate 39 56
Thu 57 Moderate 42 57
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
SBCAPE728 J/kg
MLCAPE743 J/kg
MUCAPE1022 J/kg
SBCIN-355 J/kg
MLCIN-249 J/kg
Lifted Index-2.8
Kinematics
0–6 km Shear31 kt
0–1 km Shear17 kt
Eff. Shear29 kt
0–1 km SRH106
0–3 km SRH150
Eff. SRH137
Storm Motion354° @ 17 kt
0–1 km EHI0.5
Composite Parameters
Sig. Tornado0.3
STP (eff)0.0
Supercell2.1
K-Index33.7
Thermo & Levels
PWAT1.66 in
0–3 km LR4.2 °C/km
700–500 LR6.7 °C/km
Total Totals45.5
LCL953 hPa
LFC623 hPa
EL190 hPa
Freezing Lvl15,072 ft