Heat Advisory — Perry, MO, Bollinger, MO, Cape Girardeau, MO, Wayne, MO, Carter, MO, Ripley, MO, Butler, MO, Stoddard, MO, Scott, MO, Mississippi, MO, New Madrid, MO, 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 7:00 PM

White County, Illinois, United States

Last updated: 12:13 PM CDT  ·  Refresh
29°C
Feels like 36°
Partly Cloudy
▲ 36°  /  ▼ 22°
Wind
5 mph S
Humidity
79%
Dew Point
25°
Pressure
29.53 inHg
Visibility
10 mi
UV Index
8.7
Cloud Cover
50%
Sunrise
5:50 AM
Sunset
8:07 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: White County is currently partly cloudy at 30°C. Precipitation is likely — peak probability 65% around 2 AM. Atmospheric instability is elevated (CAPE up to 4314 J/kg) — isolated convective development possible. Sunrise: 5:50AM · Sunset: 8:07PM.

Alerts

Heat Advisory
Perry, MO, Bollinger, MO, Cape Girardeau, MO, Wayne, MO, Carter, MO, Ripley, MO, Butler, MO, Stoddard, MO, Scott, MO, Mississippi, MO, New Madrid, MO, 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
Expires 7:00 PM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
29°
8%
1 PM
32°
8%
2 PM
33°
23%
3 PM
34°
36%
4 PM
34°
35%
5 PM
36°
35%
6 PM
34°
34%
7 PM
34°
46%
8 PM
33°
51%
9 PM
30°
60%
10 PM
29°
60%
11 PM
27°
64%
12 AM
26°
64%
1 AM
24°
64%
2 AM
24°
64%
3 AM
24°
55%
4 AM
24°
52%
5 AM
23°
41%
6 AM
23°
37%
7 AM
23°
23%
8 AM
24°
23%
9 AM
27°
24%
10 AM
28°
24%
11 AM
29°
28%
7-Day Forecast
Today
36° 22°
Partly Cloudy with a 60% chance of rain.
Mon
36° 22°
Partly Cloudy with a 64% chance of rain.
Tue
34° 21°
Mostly Clear with a 29% chance of rain.
Wed
30° 17°
Mostly Clear.
Thu
31° 17°
Clear.
Fri
29° 19°
Clear with a 27% chance of rain.
Sat
30° 18°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 29° Partly Cloudy 8% 5 mph S 79%
1 PM 32° Mostly Clear 8% 6 mph SW 74%
2 PM 33° Mostly Clear 23% 6 mph SW 71%
3 PM 34° Partly Cloudy 36% 7 mph SW 68%
4 PM 34° Partly Cloudy 35% 7 mph WSW 68%
5 PM 36° Partly Cloudy 35% 6 mph WSW 71%
6 PM 34° Partly Cloudy 34% 6 mph WSW 74%
7 PM 34° Partly Cloudy 46% 5 mph WSW 77%
8 PM 33° Mostly Cloudy 51% 3 mph SW 81%
9 PM 30° Mostly Cloudy 60% 5 mph S 84%
10 PM 29° Overcast 60% 6 mph SSE 86%
11 PM 27° Overcast 64% 4 mph SE 90%
12 AM 26° Overcast 64% 6 mph SE 94%
1 AM 24° Mostly Cloudy 64% 8 mph SE 96%
2 AM 24° Drizzle 64% 6 mph SSE 95%
3 AM 24° Rain 55% 5 mph S 95%
4 AM 24° Rain 52% 6 mph SSW 94%
5 AM 23° Partly Cloudy 41% 5 mph SSW 94%
6 AM 23° Partly Cloudy 37% 5 mph S 94%
7 AM 23° Partly Cloudy 23% 5 mph S 93%
8 AM 24° Partly Cloudy 23% 6 mph S 89%
9 AM 27° Mostly Clear 24% 6 mph S 86%
10 AM 28° Mostly Clear 24% 6 mph S 82%
11 AM 29° Partly Cloudy 28% 6 mph S 79%
15-Day Forecast
Today
7/26
Partly Cloudy
60%
22°
36°
Mon
7/27
Partly Cloudy
64%
22°
36°
Tue
7/28
Mostly Clear
29%
21°
34°
Wed
7/29
Mostly Clear
16%
17°
30°
Thu
7/30
Clear
9%
17°
31°
Fri
7/31
Clear
27%
19°
29°
Sat
8/1
Clear
19%
18°
30°
Sun
8/2
Drizzle
60%
19°
30°
Mon
8/3
Drizzle
60%
19°
31°
Tue
8/4
Drizzle
60%
21°
33°
Wed
8/5
Drizzle
60%
22°
33°
Thu
8/6
Drizzle
60%
21°
32°
Fri
8/7
Drizzle
60%
20°
32°
Sat
8/8
Drizzle
60%
20°
32°
Sun
8/9
Drizzle
60%
21°
33°
52
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
52 AQI 9.5 µg/m³
O3
Ground-level ozone
34 AQI 38 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Mon 52 Moderate 34 52
Tue 49 Good 31 49
Wed 46 Good 38 46
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 Sun Jul 26, 15:00'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
SBCAPE3523 J/kg
MLCAPE2480 J/kg
MUCAPE3523 J/kg
SBCIN0 J/kg
MLCIN0 J/kg
Lifted Index-6.3
Kinematics
0–6 km Shear25 kt
0–1 km Shear8 kt
Eff. Shear29 kt
0–1 km SRH-13
0–3 km SRH-63
Eff. SRH-63
Storm Motion292° @ 21 kt
0–1 km EHI-0.3
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index31.0
Thermo & Levels
PWAT1.75 in
0–3 km LR5.8 °C/km
700–500 LR5.8 °C/km
Total Totals46.2
LCL938 hPa
LFC1000 hPa
EL152 hPa
Freezing Lvl16,844 ft