Heat Advisory — Sullivan, IN, Greene, IN, Knox, IN, Daviess, IN, Martin, IN, Lawrence, IN 8:00 PM

Sullivan County, Indiana, United States

Last updated: 5:11 AM CDT  ·  Refresh
25°C
Feels like 27°
Mostly Clear
▲ 34°  /  ▼ 23°
Wind
7 mph SSW
Humidity
84%
Dew Point
23°
Pressure
29.47 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
20%
Sunrise
6:59 AM
Sunset
8:49 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Sullivan County is currently mostly clear at 25°C. Precipitation is likely — peak probability 52% around 10 PM. Atmospheric instability is elevated (CAPE up to 4444 J/kg) — isolated convective development possible. Sunrise: 6:59AM · Sunset: 8:49PM.

Alerts

Heat Advisory
Sullivan, IN, Greene, IN, Knox, IN, Daviess, IN, Martin, IN, Lawrence, IN
Expires 8:00 PM
46 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
8%
7 AM
24°
25%
8 AM
25°
25%
9 AM
26°
25%
10 AM
28°
27%
11 AM
29°
30%
12 PM
30°
33%
1 PM
31°
38%
2 PM
33°
42%
3 PM
33°
34%
4 PM
33°
43%
5 PM
33°
51%
6 PM
33°
48%
7 PM
33°
50%
8 PM
32°
50%
9 PM
29°
51%
10 PM
27°
51%
11 PM
27°
34%
12 AM
26°
35%
1 AM
25°
25%
2 AM
25°
13%
3 AM
24°
16%
4 AM
24°
16%
5 AM
24°
18%
7-Day Forecast
Today
34° 23°
Partly Cloudy with a 51% chance of rain.
Wed
33° 23°
Partly Cloudy with a 79% chance of rain.
Thu
32° 22°
Mostly Cloudy with a 77% chance of rain.
Fri
31° 22°
Mostly Clear with a 57% chance of rain.
Sat
33° 21°
Partly Cloudy.
Sun
35° 22°
Clear with a 38% chance of rain.
Mon
31° 19°
Mostly Cloudy with a 47% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 25° Mostly Clear 8% 7 mph SSW 84%
7 AM 24° Mostly Clear 25% 9 mph SSW 81%
8 AM 25° Mostly Clear 25% 9 mph SW 81%
9 AM 26° Partly Cloudy 25% 10 mph SW 78%
10 AM 28° Partly Cloudy 27% 11 mph SW 74%
11 AM 29° Partly Cloudy 30% 12 mph SW 71%
12 PM 30° Partly Cloudy 33% 12 mph SW 68%
1 PM 31° Partly Cloudy 38% 13 mph SW 64%
2 PM 33° Partly Cloudy 42% 13 mph WSW 62%
3 PM 33° Partly Cloudy 34% 12 mph WSW 60%
4 PM 33° Partly Cloudy 43% 12 mph WSW 60%
5 PM 33° Partly Cloudy 51% 12 mph WSW 61%
6 PM 33° Partly Cloudy 48% 8 mph SW 66%
7 PM 33° Partly Cloudy 50% 6 mph SW 73%
8 PM 32° Partly Cloudy 50% 5 mph S 77%
9 PM 29° Partly Cloudy 51% 8 mph SE 80%
10 PM 27° Partly Cloudy 51% 10 mph SSE 82%
11 PM 27° Partly Cloudy 34% 10 mph SSE 83%
12 AM 26° Partly Cloudy 35% 8 mph SSE 84%
1 AM 25° Partly Cloudy 25% 7 mph SSE 84%
2 AM 25° Mostly Clear 13% 7 mph S 85%
3 AM 24° Partly Cloudy 16% 8 mph S 85%
4 AM 24° Partly Cloudy 16% 9 mph S 86%
5 AM 24° Mostly Clear 18% 8 mph SSW 86%
15-Day Forecast
Today
8/11
Partly Cloudy
51%
23°
34°
Wed
8/12
Partly Cloudy
79%
23°
33°
Thu
8/13
Mostly Cloudy
77%
22°
32°
Fri
8/14
Mostly Clear
57%
22°
31°
Sat
8/15
Partly Cloudy
15%
21°
33°
Sun
8/16
Clear
38%
22°
35°
Mon
8/17
Mostly Cloudy
47%
19°
31°
Tue
8/18
Rain
53%
19°
32°
Wed
8/19
Thunderstorm
35%
21°
34°
Thu
8/20
Clear
35%
21°
33°
Fri
8/21
Drizzle
60%
19°
33°
Sat
8/22
Drizzle
60%
19°
33°
Sun
8/23
Drizzle
60%
19°
32°
Mon
8/24
Drizzle
60%
18°
31°
Tue
8/25
Drizzle
60%
18°
31°
46
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
46 AQI 8.2 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 46 Good 34 46
Wed 35 Good 35 24
Thu 37 Good 37 25
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 Aug 11, 08:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2036 J/kg
MLCAPE2020 J/kg
MUCAPE2055 J/kg
SBCIN-334 J/kg
MLCIN0 J/kg
Lifted Index-6.0
Kinematics
0–6 km Shear20 kt
0–1 km Shear20 kt
Eff. Shear24 kt
0–1 km SRH153
0–3 km SRH166
Eff. SRH97
Storm Motion325° @ 17 kt
0–1 km EHI2.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell2.5
K-Index31.2
Thermo & Levels
PWAT1.71 in
0–3 km LR4.4 °C/km
700–500 LR7.4 °C/km
Total Totals52.8
LCL966 hPa
LFC691 hPa
EL171 hPa
Freezing Lvl14,311 ft