Severe Thunderstorm Watch 12:00 AM

Kankakee County, Illinois, United States

Last updated: 10:10 PM CDT  ·  Refresh
21°C
Feels like 24°
Mostly Cloudy
▲ 27°  /  ▼ 14°
Wind
4 mph SW
Humidity
93%
Dew Point
19°
Pressure
29.25 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
63%
Sunrise
6:07 AM
Sunset
7:41 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Kankakee County is currently mostly cloudy at 21°C. Dry conditions are expected through the next 24 hours. Atmospheric instability is elevated (CAPE up to 1582 J/kg) — isolated convective development possible. Sunrise: 6:07AM · Sunset: 7:41PM.

Alerts

Severe Thunderstorm Watch
Expires 12:00 AM
38 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
38%
11 PM
21°
43%
12 AM
21°
33%
1 AM
20°
29%
2 AM
20°
31%
3 AM
19°
19%
4 AM
19°
20%
5 AM
18°
20%
6 AM
18°
18%
7 AM
18°
27%
8 AM
19°
28%
9 AM
20°
13%
10 AM
21°
22%
11 AM
22°
22%
12 PM
23°
23%
1 PM
26°
15%
2 PM
26°
16%
3 PM
26°
16%
4 PM
26°
16%
5 PM
26°
27%
6 PM
26°
16%
7 PM
24°
13%
8 PM
24°
12%
9 PM
21°
13%
7-Day Forecast
Tonight
27° 14°
Mostly Cloudy with a 38% chance of rain.
Sat
26° 15°
Mostly Clear with a 29% chance of rain.
Sun
24° 13°
Partly Cloudy.
Mon
23° 11°
Overcast with a 37% chance of rain.
Tue
24° 12°
Clear with a 51% chance of rain.
Wed
27° 14°
Rain, 64% chance.
Thu
28° 17°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Mostly Cloudy 38% 4 mph SW 93%
11 PM 21° Partly Cloudy 43% 5 mph SSW 92%
12 AM 21° Partly Cloudy 33% 6 mph SSW 94%
1 AM 20° Partly Cloudy 29% 6 mph SW 96%
2 AM 20° Partly Cloudy 31% 6 mph SW 96%
3 AM 19° Mostly Clear 19% 6 mph WSW 97%
4 AM 19° Partly Cloudy 20% 6 mph W 97%
5 AM 18° Partly Cloudy 20% 7 mph W 96%
6 AM 18° Partly Cloudy 18% 8 mph WNW 96%
7 AM 18° Partly Cloudy 27% 9 mph NW 94%
8 AM 19° Partly Cloudy 28% 10 mph NW 89%
9 AM 20° Partly Cloudy 13% 11 mph NW 84%
10 AM 21° Partly Cloudy 22% 12 mph NW 79%
11 AM 22° Mostly Clear 22% 12 mph NW 74%
12 PM 23° Mostly Clear 23% 12 mph NW 69%
1 PM 26° Mostly Clear 15% 12 mph NW 66%
2 PM 26° Mostly Clear 16% 12 mph NW 66%
3 PM 26° Mostly Clear 16% 12 mph NW 67%
4 PM 26° Mostly Clear 16% 12 mph NW 68%
5 PM 26° Clear 27% 11 mph WNW 72%
6 PM 26° Clear 16% 10 mph WNW 75%
7 PM 24° Clear 13% 9 mph NW 75%
8 PM 24° Clear 12% 9 mph NW 76%
9 PM 21° Clear 13% 8 mph NW 76%
15-Day Forecast
Today
8/21
Mostly Cloudy
38%
14°
27°
Sat
8/22
Mostly Clear
29%
15°
26°
Sun
8/23
Partly Cloudy
3%
13°
24°
Mon
8/24
Overcast
37%
11°
23°
Tue
8/25
Clear
51%
12°
24°
Wed
8/26
Rain
64%
14°
27°
Thu
8/27
Drizzle
52%
17°
28°
Fri
8/28
Clear
17%
17°
27°
Sat
8/29
Thunderstorm
68%
17°
28°
Sun
8/30
Drizzle
68%
19°
28°
Mon
8/31
Drizzle
60%
19°
32°
Tue
9/1
Drizzle
60%
19°
32°
Wed
9/2
Drizzle
60%
18°
28°
Thu
9/3
Drizzle
60%
18°
27°
Fri
9/4
Drizzle
60%
17°
28°
38
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
38 AQI 6.9 µg/m³
O3
Ground-level ozone
37 AQI 40 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 38 Good 37 38
Sun 29 Good 29 19
Mon 26 Good 26 12
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 Sat Aug 22, 01:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 50 60 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE903 J/kg
MLCAPE822 J/kg
MUCAPE903 J/kg
SBCIN-171 J/kg
MLCIN-103 J/kg
Lifted Index-3.5
Kinematics
0–6 km Shear30 kt
0–1 km Shear17 kt
Eff. Shear27 kt
0–1 km SRH117
0–3 km SRH151
Eff. SRH151
Storm Motion332° @ 17 kt
0–1 km EHI0.7
Composite Parameters
Sig. Tornado0.4
STP (eff)0.2
Supercell1.9
K-Index32.2
Thermo & Levels
PWAT1.60 in
0–3 km LR5.2 °C/km
700–500 LR6.6 °C/km
Total Totals51.4
LCL963 hPa
LFC734 hPa
EL235 hPa
Freezing Lvl12,228 ft