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

Delaware County, Ohio, United States

Last updated: 5:04 PM CDT  ·  Refresh
33°C
Feels like 41°
Clear
▲ 34°  /  ▼ 22°
Wind
10 mph SW
Humidity
60%
Dew Point
23°
Pressure
29.07 inHg
Visibility
9 mi
UV Index
6.3
Cloud Cover
0%
Sunrise
6:06 AM
Sunset
9:05 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Delaware County is currently clear at 33°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3544 J/kg) — isolated convective development possible. Sunrise: 6:06AM · Sunset: 9:05PM.

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
61 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
33°
3%
7 PM
33°
3%
8 PM
32°
3%
9 PM
30°
3%
10 PM
28°
3%
11 PM
27°
3%
12 AM
26°
3%
1 AM
26°
3%
2 AM
24°
3%
3 AM
24°
3%
4 AM
24°
3%
5 AM
23°
3%
6 AM
22°
3%
7 AM
23°
3%
8 AM
24°
3%
9 AM
26°
3%
10 AM
28°
3%
11 AM
29°
3%
12 PM
30°
3%
1 PM
32°
3%
2 PM
34°
3%
3 PM
34°
3%
4 PM
34°
3%
5 PM
34°
3%
7-Day Forecast
Tonight
34° 22°
Clear.
Thu
36° 22°
Mostly Clear.
Fri
36° 24°
Mostly Clear with a 28% chance of rain.
Sat
32° 22°
Mostly Cloudy with a 56% chance of rain.
Sun
32° 22°
Rain, 64% chance.
Mon
32° 22°
Rain, 64% chance.
Tue
29° 21°
Rain, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 33° Clear 3% 10 mph SW 60%
7 PM 33° Clear 3% 9 mph WSW 66%
8 PM 32° Clear 3% 7 mph WSW 70%
9 PM 30° Clear 3% 6 mph WSW 75%
10 PM 28° Clear 3% 5 mph SW 80%
11 PM 27° Clear 3% 5 mph SW 84%
12 AM 26° Clear 3% 4 mph SW 86%
1 AM 26° Clear 3% 4 mph SW 88%
2 AM 24° Clear 3% 4 mph SW 89%
3 AM 24° Mostly Clear 3% 4 mph SW 91%
4 AM 24° Mostly Clear 3% 3 mph WSW 92%
5 AM 23° Partly Cloudy 3% 4 mph WSW 93%
6 AM 22° Mostly Clear 3% 3 mph SW 92%
7 AM 23° Mostly Clear 3% 3 mph SW 91%
8 AM 24° Mostly Clear 3% 2 mph WSW 88%
9 AM 26° Mostly Clear 3% 3 mph WSW 82%
10 AM 28° Mostly Clear 3% 4 mph WSW 76%
11 AM 29° Partly Cloudy 3% 4 mph WSW 71%
12 PM 30° Partly Cloudy 3% 4 mph WSW 66%
1 PM 32° Partly Cloudy 3% 5 mph WSW 63%
2 PM 34° Partly Cloudy 3% 6 mph SW 60%
3 PM 34° Mostly Clear 3% 6 mph WSW 60%
4 PM 34° Mostly Clear 3% 7 mph WSW 60%
5 PM 34° Clear 3% 8 mph WSW 60%
15-Day Forecast
Today
7/1
Clear
3%
22°
34°
Thu
7/2
Mostly Clear
3%
22°
36°
Fri
7/3
Mostly Clear
28%
24°
36°
Sat
7/4
Mostly Cloudy
56%
22°
32°
Sun
7/5
Rain
64%
22°
32°
Mon
7/6
Rain
64%
22°
32°
Tue
7/7
Rain
52%
21°
29°
Wed
7/8
Rain
63%
20°
30°
Thu
7/9
Rain
68%
19°
29°
Fri
7/10
Rain
68%
19°
29°
Sat
7/11
Rain
77%
19°
29°
Sun
7/12
Drizzle
60%
18°
29°
Mon
7/13
Drizzle
60%
18°
29°
Tue
7/14
Drizzle
60%
18°
28°
Wed
7/15
Drizzle
60%
18°
27°
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
37 AQI 41 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Thu 61 Moderate 37 61
Fri 51 Moderate 37 51
Sat 52 Moderate 34 52
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, 20:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE3362 J/kg
MLCAPE2375 J/kg
MUCAPE3362 J/kg
SBCIN-74 J/kg
MLCIN0 J/kg
Lifted Index-6.9
Kinematics
0–6 km Shear13 kt
0–1 km Shear4 kt
Eff. Shear8 kt
0–1 km SRH5
0–3 km SRH-56
Eff. SRH-56
Storm Motion236° @ 24 kt
0–1 km EHI0.1
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index21.1
Thermo & Levels
PWAT1.35 in
0–3 km LR6.9 °C/km
700–500 LR6.9 °C/km
Total Totals48.1
LCL841 hPa
LFC718 hPa
EL146 hPa
Freezing Lvl14,327 ft