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 7:00 PM

Wayne County, Illinois, United States

Last updated: 6:15 AM CDT  ·  Refresh
24°C
Feels like 27°
Mostly Clear
▲ 36°  /  ▼ 23°
Wind
7 mph SSW
Humidity
86%
Dew Point
22°
Pressure
29.42 inHg
Visibility
10 mi
UV Index
0.9
Cloud Cover
14%
Sunrise
6:05 AM
Sunset
7:51 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Wayne County is currently mostly clear at 24°C. Precipitation is likely — peak probability 81% around 6 PM. Atmospheric instability is elevated (CAPE up to 2997 J/kg) — isolated convective development possible. Sunrise: 6:05AM · Sunset: 7:51PM.

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 7:00 PM
33 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
17%
7 AM
24°
31%
8 AM
27°
31%
9 AM
28°
23%
10 AM
29°
23%
11 AM
31°
23%
12 PM
32°
23%
1 PM
34°
23%
2 PM
34°
27%
3 PM
34°
27%
4 PM
34°
56%
5 PM
34°
65%
6 PM
32°
81%
7 PM
31°
72%
8 PM
29°
69%
9 PM
27°
77%
10 PM
26°
46%
11 PM
26°
46%
12 AM
26°
47%
1 AM
24°
47%
2 AM
24°
51%
3 AM
24°
51%
4 AM
25°
49%
5 AM
24°
41%
7-Day Forecast
Today
36° 23°
Mostly Cloudy with a 81% chance of rain.
Thu
35° 23°
Mostly Cloudy with a 47% chance of rain.
Fri
38° 24°
Mostly Clear with a 32% chance of rain.
Sat
38° 24°
Mostly Clear.
Sun
36° 22°
Clear.
Mon
29° 20°
Rain, 57% chance.
Tue
31° 18°
Clear with a 25% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 24° Mostly Clear 17% 7 mph SSW 86%
7 AM 24° Mostly Clear 31% 8 mph SSW 85%
8 AM 27° Partly Cloudy 31% 9 mph SW 77%
9 AM 28° Mostly Cloudy 23% 9 mph SW 68%
10 AM 29° Mostly Cloudy 23% 9 mph SW 63%
11 AM 31° Mostly Cloudy 23% 9 mph SW 59%
12 PM 32° Mostly Cloudy 23% 9 mph WSW 56%
1 PM 34° Mostly Cloudy 23% 9 mph WSW 53%
2 PM 34° Mostly Cloudy 27% 8 mph WSW 50%
3 PM 34° Mostly Cloudy 27% 9 mph SW 49%
4 PM 34° Mostly Cloudy 56% 8 mph SW 49%
5 PM 34° Mostly Cloudy 65% 7 mph SW 55%
6 PM 32° Mostly Cloudy 81% 6 mph SSW 63%
7 PM 31° Overcast 72% 6 mph S 71%
8 PM 29° Rain 69% 6 mph SSE 79%
9 PM 27° Rain 77% 8 mph SE 86%
10 PM 26° Rain 46% 9 mph SE 91%
11 PM 26° Rain 46% 7 mph SSE 92%
12 AM 26° Rain 47% 8 mph S 94%
1 AM 24° Rain 47% 8 mph S 94%
2 AM 24° Overcast 51% 7 mph S 93%
3 AM 24° Overcast 51% 7 mph S 92%
4 AM 25° Overcast 49% 6 mph S 92%
5 AM 24° Mostly Cloudy 41% 6 mph SSE 93%
15-Day Forecast
Today
8/12
Mostly Cloudy
81%
23°
36°
Thu
8/13
Mostly Cloudy
47%
23°
35°
Fri
8/14
Mostly Clear
32%
24°
38°
Sat
8/15
Mostly Clear
19%
24°
38°
Sun
8/16
Clear
17%
22°
36°
Mon
8/17
Rain
57%
20°
29°
Tue
8/18
Clear
25%
18°
31°
Wed
8/19
Rain
53%
18°
34°
Thu
8/20
Mostly Clear
34%
22°
35°
Fri
8/21
Partly Cloudy
35%
21°
32°
Sat
8/22
Drizzle
60%
21°
35°
Sun
8/23
Drizzle
60%
21°
34°
Mon
8/24
Drizzle
60%
20°
32°
Tue
8/25
Drizzle
60%
18°
31°
Wed
8/26
Drizzle
60%
17°
30°
33
Good
U.S. Air Quality Index · Dominant: O3
50 100 150 200

Air quality is satisfactory and poses little or no health risk.

Pollutant Breakdown · Today
PM2.5
Fine particulate matter
22 AQI 3.9 µg/m³
O3
Ground-level ozone
Dominant
33 AQI 37 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 33 Good 33 22
Thu 34 Good 34 21
Fri 39 Good 39 34
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 Aug 12, 10:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE1330 J/kg
MLCAPE1371 J/kg
MUCAPE2154 J/kg
SBCIN-370 J/kg
MLCIN0 J/kg
Lifted Index-5.1
Kinematics
0–6 km Shear21 kt
0–1 km Shear16 kt
Eff. Shear24 kt
0–1 km SRH109
0–3 km SRH114
Eff. SRH62
Storm Motion328° @ 15 kt
0–1 km EHI0.9
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell1.6
K-Index22.1
Thermo & Levels
PWAT1.50 in
0–3 km LR4.1 °C/km
700–500 LR7.4 °C/km
Total Totals50.4
LCL971 hPa
LFC665 hPa
EL218 hPa
Freezing Lvl14,770 ft