Severe Thunderstorm Watch 12:00 AM

Kendall County, Illinois, United States

Last updated: 10:14 PM CDT  ·  Refresh
21°C
Feels like 23°
Drizzle
▲ 26°  /  ▼ 16°
Wind
5 mph WSW
Humidity
93%
Dew Point
20°
Pressure
29.24 inHg
Visibility
8 mi
UV Index
0.0
Cloud Cover
71%
Sunrise
6:08 AM
Sunset
7:44 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Kendall County is currently drizzle at 21°C. Precipitation is likely — peak probability 63% around 12 AM. Atmospheric instability is elevated (CAPE up to 1711 J/kg) — isolated convective development possible. Sunrise: 6:08AM · Sunset: 7:44PM.

Alerts

Severe Thunderstorm Watch
Expires 12:00 AM
48 AQI · Good Dominant: PM2.5 Air Quality
Hourly Forecast · Next 24 Hours
Now
21°
52%
11 PM
22°
62%
12 AM
22°
62%
1 AM
20°
4%
2 AM
19°
5%
3 AM
19°
6%
4 AM
18°
8%
5 AM
17°
8%
6 AM
17°
4%
7 AM
17°
5%
8 AM
18°
10%
9 AM
20°
21%
10 AM
21°
31%
11 AM
23°
31%
12 PM
24°
32%
1 PM
26°
28%
2 PM
26°
37%
3 PM
27°
37%
4 PM
26°
27%
5 PM
27°
23%
6 PM
26°
12%
7 PM
24°
3%
8 PM
24°
3%
9 PM
22°
3%
7-Day Forecast
Tonight
26° 16°
Drizzle, 52% chance.
Sat
27° 15°
Mostly Clear with a 31% chance of rain.
Sun
24° 13°
Mostly Clear.
Mon
23° 13°
Overcast with a 44% chance of rain.
Tue
24° 12°
Rain, 64% chance.
Wed
27° 14°
Thunderstorm, 64% chance.
Thu
27° 17°
Drizzle, 52% chance.
TimeTempConditionsPrecipWindHumidity
Now 21° Drizzle 52% 5 mph WSW 93%
11 PM 22° Partly Cloudy 62% 6 mph W 95%
12 AM 22° Partly Cloudy 62% 6 mph W 95%
1 AM 20° Mostly Clear 4% 6 mph W 96%
2 AM 19° Partly Cloudy 5% 6 mph W 96%
3 AM 19° Partly Cloudy 6% 7 mph W 96%
4 AM 18° Partly Cloudy 8% 8 mph WNW 95%
5 AM 17° Partly Cloudy 8% 9 mph NW 95%
6 AM 17° Partly Cloudy 4% 9 mph NW 95%
7 AM 17° Partly Cloudy 5% 10 mph NW 94%
8 AM 18° Mostly Clear 10% 11 mph NNW 89%
9 AM 20° Mostly Clear 21% 11 mph NNW 83%
10 AM 21° Mostly Clear 31% 11 mph NNW 78%
11 AM 23° Clear 31% 11 mph NW 74%
12 PM 24° Clear 32% 11 mph NW 70%
1 PM 26° Clear 28% 12 mph WNW 67%
2 PM 26° Mostly Clear 37% 12 mph WNW 66%
3 PM 27° Mostly Clear 37% 13 mph WNW 66%
4 PM 26° Partly Cloudy 27% 12 mph WNW 66%
5 PM 27° Mostly Clear 23% 12 mph WNW 68%
6 PM 26° Mostly Clear 12% 10 mph WNW 72%
7 PM 24° Mostly Clear 3% 10 mph NW 71%
8 PM 24° Mostly Clear 3% 9 mph NW 73%
9 PM 22° Clear 3% 9 mph NW 75%
15-Day Forecast
Today
8/21
Drizzle
52%
16°
26°
Sat
8/22
Mostly Clear
31%
15°
27°
Sun
8/23
Mostly Clear
3%
13°
24°
Mon
8/24
Overcast
44%
13°
23°
Tue
8/25
Rain
64%
12°
24°
Wed
8/26
Thunderstorm
64%
14°
27°
Thu
8/27
Drizzle
52%
17°
27°
Fri
8/28
Clear
17%
17°
27°
Sat
8/29
Rain
68%
16°
28°
Sun
8/30
Drizzle
68%
19°
27°
Mon
8/31
Drizzle
60%
19°
31°
Tue
9/1
Drizzle
60%
18°
31°
Wed
9/2
Drizzle
60%
18°
27°
Thu
9/3
Drizzle
60%
17°
26°
Fri
9/4
Drizzle
60%
17°
27°
48
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
48 AQI 8.7 µg/m³
O3
Ground-level ozone
36 AQI 39 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 48 Good 36 48
Sun 26 Good 26 22
Mon 21 Good 21 9
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, 02:00'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
SBCAPE1111 J/kg
MLCAPE1688 J/kg
MUCAPE2166 J/kg
SBCIN-120 J/kg
MLCIN-41 J/kg
Lifted Index-4.1
Kinematics
0–6 km Shear32 kt
0–1 km Shear14 kt
Eff. Shear31 kt
0–1 km SRH87
0–3 km SRH94
Eff. SRH94
Storm Motion342° @ 15 kt
0–1 km EHI0.6
Composite Parameters
Sig. Tornado0.4
STP (eff)0.6
Supercell3.2
K-Index37.8
Thermo & Levels
PWAT1.75 in
0–3 km LR5.4 °C/km
700–500 LR6.5 °C/km
Total Totals52.8
LCL968 hPa
LFC755 hPa
EL221 hPa
Freezing Lvl12,333 ft