Heat Advisory — Jefferson, IL, Wayne, IL, Edwards, IL, Wabash, IL, Franklin, IL, Hamilton, IL, White, IL, Jackson, IL, Williamson, IL, Saline, IL, Gallatin, IL, Union, IL, Johnson, IL, Pope, IL, Hardin, IL, Alexander, IL, Pulaski, IL, Massac, IL, Gibson, IN, Pike, IN, Posey, IN, Vanderburgh, IN, Warrick, IN, Spencer, IN, Fulton, KY, Hickman, KY, Carlisle, KY, Ballard, KY, McCracken, KY, Graves, KY, Livingston, KY, Marshall, KY, Calloway, KY, Crittenden, KY, Lyon, KY, Trigg, KY, Caldwell, KY, Union, KY, Webster, KY, Hopkins, KY, Christian, KY, Henderson, KY, Daviess, KY, McLean, KY, Muhlenberg, KY, Todd, KY, Perry, MO, Bollinger, MO, Cape Girardeau, MO, Wayne, MO, Carter, MO, Ripley, MO, Butler, MO, Stoddard, MO, Scott, MO, Mississippi, MO, New Madrid, MO 8:00 PM

Spencer County, Indiana, United States

Last updated: 8:09 AM CDT  ·  Refresh
25°C
Feels like 27°
Mostly Clear
▲ 33°  /  ▼ 23°
Wind
8 mph SSW
Humidity
85%
Dew Point
23°
Pressure
29.58 inHg
Visibility
9 mi
UV Index
5.5
Cloud Cover
17%
Sunrise
5:58 AM
Sunset
7:47 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Spencer County is currently mostly clear at 25°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 3968 J/kg) — isolated convective development possible. Sunrise: 5:58AM · Sunset: 7:47PM.

Alerts

Heat Advisory
Jefferson, IL, Wayne, IL, Edwards, IL, Wabash, IL, Franklin, IL, Hamilton, IL, White, IL, Jackson, IL, Williamson, IL, Saline, IL, Gallatin, IL, Union, IL, Johnson, IL, Pope, IL, Hardin, IL, Alexander, IL, Pulaski, IL, Massac, IL, Gibson, IN, Pike, IN, Posey, IN, Vanderburgh, IN, Warrick, IN, Spencer, IN, Fulton, KY, Hickman, KY, Carlisle, KY, Ballard, KY, McCracken, KY, Graves, KY, Livingston, KY, Marshall, KY, Calloway, KY, Crittenden, KY, Lyon, KY, Trigg, KY, Caldwell, KY, Union, KY, Webster, KY, Hopkins, KY, Christian, KY, Henderson, KY, Daviess, KY, McLean, KY, Muhlenberg, KY, Todd, KY, Perry, MO, Bollinger, MO, Cape Girardeau, MO, Wayne, MO, Carter, MO, Ripley, MO, Butler, MO, Stoddard, MO, Scott, MO, Mississippi, MO, New Madrid, MO
Expires 8:00 PM
54 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
25°
17%
9 AM
26°
25%
10 AM
27°
25%
11 AM
29°
23%
12 PM
30°
23%
1 PM
32°
3%
2 PM
33°
3%
3 PM
33°
3%
4 PM
33°
3%
5 PM
33°
3%
6 PM
32°
3%
7 PM
31°
3%
8 PM
30°
3%
9 PM
28°
5%
10 PM
27°
13%
11 PM
27°
13%
12 AM
26°
13%
1 AM
26°
13%
2 AM
25°
28%
3 AM
25°
28%
4 AM
25°
29%
5 AM
24°
35%
6 AM
24°
35%
7 AM
23°
39%
7-Day Forecast
Today
33° 23°
Mostly Clear with a 23% chance of rain.
Tue
34° 23°
Partly Cloudy with a 44% chance of rain.
Wed
36° 24°
Partly Cloudy with a 74% chance of rain.
Thu
34° 23°
Mostly Clear with a 68% chance of rain.
Fri
30° 21°
Rain, 73% chance.
Sat
33° 21°
Drizzle, 52% chance.
Sun
35° 23°
Clear with a 37% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 25° Mostly Clear 17% 8 mph SSW 85%
9 AM 26° Clear 25% 10 mph SW 79%
10 AM 27° Clear 25% 11 mph SW 74%
11 AM 29° Mostly Clear 23% 11 mph SW 70%
12 PM 30° Mostly Clear 23% 12 mph SW 67%
1 PM 32° Mostly Clear 3% 13 mph SW 63%
2 PM 33° Mostly Clear 3% 12 mph SW 62%
3 PM 33° Partly Cloudy 3% 12 mph SW 61%
4 PM 33° Partly Cloudy 3% 12 mph SW 61%
5 PM 33° Mostly Clear 3% 10 mph SW 65%
6 PM 32° Partly Cloudy 3% 9 mph SW 70%
7 PM 31° Partly Cloudy 3% 7 mph SW 74%
8 PM 30° Mostly Clear 3% 7 mph SSW 75%
9 PM 28° Mostly Clear 5% 7 mph SSW 77%
10 PM 27° Mostly Clear 13% 7 mph SSW 78%
11 PM 27° Mostly Clear 13% 7 mph SSW 80%
12 AM 26° Mostly Clear 13% 7 mph SSW 81%
1 AM 26° Mostly Clear 13% 8 mph SSW 83%
2 AM 25° Mostly Clear 28% 8 mph SSW 83%
3 AM 25° Partly Cloudy 28% 8 mph SSW 83%
4 AM 25° Partly Cloudy 29% 8 mph SSW 83%
5 AM 24° Partly Cloudy 35% 8 mph SSW 84%
6 AM 24° Partly Cloudy 35% 8 mph SSW 86%
7 AM 23° Partly Cloudy 39% 9 mph SSW 87%
15-Day Forecast
Today
8/10
Mostly Clear
23%
23°
33°
Tue
8/11
Partly Cloudy
44%
23°
34°
Wed
8/12
Partly Cloudy
74%
24°
36°
Thu
8/13
Mostly Clear
68%
23°
34°
Fri
8/14
Rain
73%
21°
30°
Sat
8/15
Drizzle
52%
21°
33°
Sun
8/16
Clear
37%
23°
35°
Mon
8/17
Rain
63%
21°
32°
Tue
8/18
Drizzle
47%
19°
32°
Wed
8/19
Thunderstorm
45%
20°
32°
Thu
8/20
Clear
60%
21°
33°
Fri
8/21
Drizzle
90%
20°
32°
Sat
8/22
Drizzle
60%
19°
32°
Sun
8/23
Drizzle
60%
20°
32°
Mon
8/24
Drizzle
60%
19°
32°
54
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
54 AQI 10.6 µg/m³
O3
Ground-level ozone
44 AQI 47 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Tue 54 Moderate 44 54
Wed 41 Good 41 37
Thu 39 Good 39 30
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 Mon Aug 10, 11:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1618 J/kg
MLCAPE1346 J/kg
MUCAPE1618 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-6.6
Kinematics
0–6 km Shear17 kt
0–1 km Shear18 kt
Eff. Shear15 kt
0–1 km SRH121
0–3 km SRH151
Eff. SRH151
Storm Motion337° @ 12 kt
0–1 km EHI1.2
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index26.6
Thermo & Levels
PWAT1.60 in
0–3 km LR4.4 °C/km
700–500 LR7.7 °C/km
Total Totals51.8
LCL970 hPa
LFC1002 hPa
EL195 hPa
Freezing Lvl14,961 ft