Freeze Warning — Dade, GA, Walker, GA, Catoosa, GA, Whitfield, GA, Murray, GA, Fannin, GA, Gilmer, GA, Union, GA, Towns, GA, Chattooga, GA, Gordon, GA, Pickens, GA, Dawson, GA, Lumpkin, GA, White, GA, Floyd, GA, Bartow, GA, Cherokee, GA, Forsyth, GA, Polk, GA, Paulding, GA, Cobb, GA, Haralson, GA, Carroll, GA, Douglas, GA, Heard, GA, Coweta, GA, Troup, GA, Meriwether, GA, Harris, GA 8:00 AM Flood Advisory — Cook County, IL, Lake County, IN 9:00 AM

Chicago, Illinois

Last updated: 7:41 PM CDT  ·  Refresh
37°F
Feels like 30°
Mostly Clear
▲ 43°  /  ▼ 35°
Wind
11 mph NNW
Humidity
74%
Dew Point
30°
Pressure
29.44 inHg
Visibility
10 mi
UV Index
0.0
Cloud Cover
26%
Sunrise
6:36 AM
Sunset
4:31 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Chicago is currently mostly clear at 37°F. Dry conditions are expected through the next 24 hours. Sunrise: 6:36AM · Sunset: 4:31PM.

Alerts

Freeze Warning
Dade, GA, Walker, GA, Catoosa, GA, Whitfield, GA, Murray, GA, Fannin, GA, Gilmer, GA, Union, GA, Towns, GA, Chattooga, GA, Gordon, GA, Pickens, GA, Dawson, GA, Lumpkin, GA, White, GA, Floyd, GA, Bartow, GA, Cherokee, GA, Forsyth, GA, Polk, GA, Paulding, GA, Cobb, GA, Haralson, GA, Carroll, GA, Douglas, GA, Heard, GA, Coweta, GA, Troup, GA, Meriwether, GA, Harris, GA
Expires 8:00 AM
Flood Advisory
Cook County, IL, Lake County, IN
Expires 9:00 AM
19 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
37°
10%
8 PM
38°
15%
9 PM
38°
20%
10 PM
39°
31%
11 PM
38°
35%
12 AM
38°
37%
1 AM
38°
37%
2 AM
37°
26%
3 AM
37°
10%
4 AM
35°
3%
5 AM
35°
3%
6 AM
35°
1%
7 AM
36°
1%
8 AM
37°
1%
9 AM
39°
1%
10 AM
41°
1%
11 AM
43°
1%
12 PM
46°
1%
1 PM
46°
1%
2 PM
46°
1%
3 PM
45°
1%
4 PM
44°
1%
5 PM
43°
1%
6 PM
43°
0%
7-Day Forecast
Tonight
43° 35°
Rain, 31% chance.
Sat
46° 35°
Mostly Clear with a 37% chance of rain.
Sun
47° 38°
Partly Cloudy.
Mon
51° 35°
Mostly Clear.
Tue
54° 36°
Mostly Clear.
Wed
56° 38°
Partly Cloudy.
Thu
57° 45°
Mostly Cloudy.
TimeTempConditionsPrecipWindHumidity
Now 37° Mostly Clear 10% 11 mph NNW 74%
8 PM 38° Partly Cloudy 15% 10 mph NNW 75%
9 PM 38° Mostly Cloudy 20% 10 mph NNW 78%
10 PM 39° Rain 31% 10 mph NNW 83%
11 PM 38° Rain 35% 9 mph NNW 87%
12 AM 38° Partly Cloudy 37% 8 mph NNW 86%
1 AM 38° Partly Cloudy 37% 8 mph NW 87%
2 AM 37° Partly Cloudy 26% 8 mph NW 86%
3 AM 37° Partly Cloudy 10% 8 mph NW 86%
4 AM 35° Partly Cloudy 3% 9 mph NW 85%
5 AM 35° Mostly Clear 3% 9 mph NW 85%
6 AM 35° Mostly Clear 1% 9 mph NW 85%
7 AM 36° Mostly Clear 1% 9 mph NW 84%
8 AM 37° Mostly Clear 1% 9 mph NW 80%
9 AM 39° Mostly Clear 1% 9 mph NW 76%
10 AM 41° Mostly Clear 1% 8 mph NW 72%
11 AM 43° Mostly Clear 1% 8 mph NW 68%
12 PM 46° Mostly Clear 1% 8 mph NNW 65%
1 PM 46° Mostly Clear 1% 7 mph NNW 64%
2 PM 46° Mostly Clear 1% 7 mph NNW 64%
3 PM 45° Mostly Clear 1% 6 mph NNW 68%
4 PM 44° Mostly Clear 1% 6 mph NNW 72%
5 PM 43° Mostly Clear 1% 6 mph NW 73%
6 PM 43° Partly Cloudy 0% 6 mph NW 73%
15-Day Forecast
Today
11/13
Rain
31%
35°
43°
Sat
11/14
Mostly Clear
37%
35°
46°
Sun
11/15
Partly Cloudy
0%
38°
47°
Mon
11/16
Mostly Clear
0%
35°
51°
Tue
11/17
Mostly Clear
0%
36°
54°
Wed
11/18
Partly Cloudy
0%
38°
56°
Thu
11/19
Mostly Cloudy
10%
45°
57°
Fri
11/20
Partly Cloudy
10%
48°
58°
Sat
11/21
Mostly Cloudy
31%
44°
62°
Sun
11/22
Mostly Cloudy
35%
34°
52°
Mon
11/23
Mostly Cloudy
21%
34°
46°
Tue
11/24
Drizzle
51%
38°
49°
Wed
11/25
Drizzle
65%
39°
47°
Thu
11/26
Drizzle
74%
40°
48°
Fri
11/27
Drizzle
72%
39°
46°
19
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
6 AQI 1.0 µg/m³
O3
Ground-level ozone
Dominant
19 AQI 20 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 19 Good 19 6
Sun 17 Good 15 17
Mon 42 Good 18 42
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 LCL0°C Temperature (°C) Pressure (hPa)
Temp Dewpoint Parcel (SB) CAPE CIN Dry adiabat Moist adiabat Mixing ratio
RAP
Valid Fri Nov 13, 23:00'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
SBCAPE0 J/kg
MLCAPE0 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN—
Lifted Index6.9
Kinematics
0–6 km Shear20 kt
0–1 km Shear10 kt
Eff. Shear0 kt
0–1 km SRH36
0–3 km SRH46
Eff. SRH0
Storm Motion41° @ 10 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)0.0
Supercell0.0
K-Index14.6
Thermo & Levels
PWAT0.36 in
0–3 km LR6.2 °C/km
700–500 LR7.4 °C/km
Total Totals51.2
LCL937 hPa
LFC—
EL—
Freezing Lvl1,795 ft