Heat Advisory — Fulton, IL, Schuyler, IL, Mason, IL, Logan, IL, Cass, IL, Menard, IL, Scott, IL, Morgan, IL, Sangamon, IL, Christian, IL, Macon, IL, Moultrie, IL, Coles, IL, Shelby, IL, Cumberland, IL, Clark, IL, Effingham, IL, Jasper, IL, Crawford, IL, Clay, IL, Richland, IL, Lawrence, IL 8:00 PM

Cumberland County, Illinois, United States

Last updated: 6:06 AM CDT  ·  Refresh
24°C
Feels like 27°
Partly Cloudy
▲ 33°  /  ▼ 23°
Wind
7 mph SSW
Humidity
86%
Dew Point
23°
Pressure
29.34 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
33%
Sunrise
6:02 AM
Sunset
7:53 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Cumberland County is currently partly cloudy at 24°C. Precipitation is likely — peak probability 52% around 6 PM. Atmospheric instability is elevated (CAPE up to 4261 J/kg) — isolated convective development possible. Sunrise: 6:02AM · Sunset: 7:53PM.

Alerts

Heat Advisory
Fulton, IL, Schuyler, IL, Mason, IL, Logan, IL, Cass, IL, Menard, IL, Scott, IL, Morgan, IL, Sangamon, IL, Christian, IL, Macon, IL, Moultrie, IL, Coles, IL, Shelby, IL, Cumberland, IL, Clark, IL, Effingham, IL, Jasper, IL, Crawford, IL, Clay, IL, Richland, IL, Lawrence, IL
Expires 8:00 PM
52 AQI · Moderate Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
24°
8%
7 AM
24°
25%
8 AM
26°
27%
9 AM
27°
30%
10 AM
28°
30%
11 AM
29°
30%
12 PM
31°
30%
1 PM
32°
24%
2 PM
32°
31%
3 PM
32°
32%
4 PM
32°
47%
5 PM
33°
48%
6 PM
32°
52%
7 PM
31°
50%
8 PM
30°
50%
9 PM
28°
41%
10 PM
28°
33%
11 PM
27°
27%
12 AM
26°
24%
1 AM
25°
10%
2 AM
25°
13%
3 AM
24°
13%
4 AM
24°
19%
5 AM
23°
26%
7-Day Forecast
Today
33° 23°
Partly Cloudy with a 52% chance of rain.
Wed
31° 23°
Partly Cloudy with a 74% chance of rain.
Thu
31° 23°
Drizzle, 70% chance.
Fri
29° 21°
Partly Cloudy with a 63% chance of rain.
Sat
32° 21°
Mostly Clear with a 27% chance of rain.
Sun
33° 21°
Drizzle, 46% chance.
Mon
28° 19°
Partly Cloudy with a 47% chance of rain.
TimeTempConditionsPrecipWindHumidity
Now 24° Partly Cloudy 8% 7 mph SSW 86%
7 AM 24° Partly Cloudy 25% 8 mph SW 84%
8 AM 26° Partly Cloudy 27% 10 mph SW 81%
9 AM 27° Partly Cloudy 30% 10 mph SW 78%
10 AM 28° Partly Cloudy 30% 11 mph SW 76%
11 AM 29° Mostly Cloudy 30% 11 mph SW 72%
12 PM 31° Partly Cloudy 30% 12 mph WSW 68%
1 PM 32° Partly Cloudy 24% 12 mph SW 65%
2 PM 32° Partly Cloudy 31% 12 mph SW 64%
3 PM 32° Partly Cloudy 32% 13 mph SW 63%
4 PM 32° Partly Cloudy 47% 13 mph SW 64%
5 PM 33° Mostly Clear 48% 10 mph SW 68%
6 PM 32° Mostly Clear 52% 9 mph SW 73%
7 PM 31° Mostly Clear 50% 8 mph SSW 78%
8 PM 30° Partly Cloudy 50% 7 mph SSW 79%
9 PM 28° Partly Cloudy 41% 8 mph SSW 80%
10 PM 28° Partly Cloudy 33% 8 mph SSW 80%
11 PM 27° Partly Cloudy 27% 7 mph SSW 80%
12 AM 26° Mostly Clear 24% 7 mph SW 81%
1 AM 25° Mostly Clear 10% 7 mph SW 82%
2 AM 25° Partly Cloudy 13% 7 mph SW 82%
3 AM 24° Partly Cloudy 13% 7 mph SW 83%
4 AM 24° Partly Cloudy 19% 7 mph SSW 84%
5 AM 23° Partly Cloudy 26% 7 mph SSW 84%
15-Day Forecast
Today
8/11
Partly Cloudy
52%
23°
33°
Wed
8/12
Partly Cloudy
74%
23°
31°
Thu
8/13
Drizzle
70%
23°
31°
Fri
8/14
Partly Cloudy
63%
21°
29°
Sat
8/15
Mostly Clear
27%
21°
32°
Sun
8/16
Drizzle
46%
21°
33°
Mon
8/17
Partly Cloudy
47%
19°
28°
Tue
8/18
Mostly Clear
34%
19°
30°
Wed
8/19
Thunderstorm
53%
21°
32°
Thu
8/20
Clear
35%
21°
32°
Fri
8/21
Drizzle
60%
18°
32°
Sat
8/22
Drizzle
60%
19°
31°
Sun
8/23
Drizzle
60%
18°
30°
Mon
8/24
Drizzle
60%
18°
29°
Tue
8/25
Drizzle
60%
17°
29°
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
39 AQI 43 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 52 Moderate 39 52
Wed 35 Good 35 29
Thu 38 Good 38 28
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, 09:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE2033 J/kg
MLCAPE1895 J/kg
MUCAPE2458 J/kg
SBCIN-367 J/kg
MLCIN0 J/kg
Lifted Index-6.9
Kinematics
0–6 km Shear19 kt
0–1 km Shear20 kt
Eff. Shear13 kt
0–1 km SRH135
0–3 km SRH127
Eff. SRH16
Storm Motion318° @ 17 kt
0–1 km EHI1.7
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index30.1
Thermo & Levels
PWAT1.61 in
0–3 km LR4.2 °C/km
700–500 LR7.8 °C/km
Total Totals52.8
LCL970 hPa
LFC686 hPa
EL172 hPa
Freezing Lvl14,334 ft