Beach Hazards Statement — Lake, IL, Northern Cook, IL, Central Cook, IL 7:00 PM

Chicago, Illinois

Last updated: 8:30 PM CDT  ·  Refresh
16°C
Feels like 11°
Mostly Cloudy
▲ 17°  /  ▼ 13°
Wind
14 mph ENE
Humidity
64%
Dew Point
10°
Pressure
29,64 inHg
Visibility
10 mi
UV Index
0,0
Cloud Cover
72%
Sunrise
6:38 AM
Sunset
6:47 PM
Drag to pan · double-click to forecast a point
WeatherAI™ Analysis

WeatherAI Analysis: Chicago is currently mostly cloudy at 16°C. Dry conditions are expected through the next 24 hours. Sunrise: 6:38AM · Sunset: 6:47PM.

Alerts

Beach Hazards Statement
Lake, IL, Northern Cook, IL, Central Cook, IL
Expires 7:00 PM
30 AQI · Good Dominant: O3 Air Quality
Hourly Forecast · Next 24 Hours
Now
16°
7%
9 PM
17°
3%
10 PM
16°
8%
11 PM
16°
9%
12 AM
16°
15%
1 AM
16°
16%
2 AM
16°
10%
3 AM
16°
10%
4 AM
16°
32%
5 AM
14°
27%
6 AM
14°
16%
7 AM
14°
15%
8 AM
15°
13%
9 AM
16°
13%
10 AM
16°
3%
11 AM
16°
7%
12 PM
16°
16%
1 PM
17°
6%
2 PM
17°
7%
3 PM
17°
7%
4 PM
18°
7%
5 PM
17°
3%
6 PM
17°
3%
7 PM
17°
3%
7-Day Forecast
Tonight
17° 13°
Mostly Cloudy.
Wed
18° 14°
Mostly Cloudy with a 27% chance of rain.
Thu
19° 15°
Mostly Clear.
Fri
19° 16°
Clear.
Sat
21° 14°
Clear.
Sun
20° 15°
Clear.
Mon
21° 16°
Clear.
TimeTempConditionsPrecipWindHumidity
Now 16° Mostly Cloudy 7% 14 mph ENE 64%
9 PM 17° Partly Cloudy 3% 13 mph ENE 61%
10 PM 16° Partly Cloudy 8% 14 mph ENE 63%
11 PM 16° Mostly Cloudy 9% 13 mph ENE 66%
12 AM 16° Mostly Cloudy 15% 12 mph ENE 69%
1 AM 16° Overcast 16% 12 mph ENE 70%
2 AM 16° Overcast 10% 12 mph ENE 73%
3 AM 16° Overcast 10% 12 mph ENE 76%
4 AM 16° Overcast 32% 11 mph ENE 78%
5 AM 14° Overcast 27% 11 mph ENE 79%
6 AM 14° Overcast 16% 11 mph ENE 80%
7 AM 14° Mostly Cloudy 15% 12 mph ENE 81%
8 AM 15° Mostly Cloudy 13% 12 mph ENE 81%
9 AM 16° Partly Cloudy 13% 13 mph ENE 80%
10 AM 16° Partly Cloudy 3% 13 mph ENE 79%
11 AM 16° Mostly Cloudy 7% 13 mph ENE 77%
12 PM 16° Overcast 16% 13 mph ENE 75%
1 PM 17° Overcast 6% 13 mph ENE 78%
2 PM 17° Overcast 7% 13 mph NE 78%
3 PM 17° Overcast 7% 13 mph NE 78%
4 PM 18° Overcast 7% 13 mph NE 78%
5 PM 17° Overcast 3% 13 mph ENE 78%
6 PM 17° Overcast 3% 12 mph ENE 78%
7 PM 17° Overcast 3% 12 mph ENE 78%
15-Day Forecast
Today
9/22
Mostly Cloudy
9%
13°
17°
Wed
9/23
Mostly Cloudy
27%
14°
18°
Thu
9/24
Mostly Clear
3%
15°
19°
Fri
9/25
Clear
3%
16°
19°
Sat
9/26
Clear
9%
14°
21°
Sun
9/27
Clear
19%
15°
20°
Mon
9/28
Clear
8%
16°
21°
Tue
9/29
Drizzle
63%
14°
23°
Wed
9/30
Rain
69%
14°
22°
Thu
10/1
Rain
68%
10°
18°
Fri
10/2
Drizzle
60%
11°
19°
Sat
10/3
Drizzle
60%
16°
21°
Sun
10/4
Drizzle
60%
14°
19°
Mon
10/5
Drizzle
60%
13°
18°
Tue
10/6
Drizzle
60%
13°
18°
30
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 1.2 µg/m³
O3
Ground-level ozone
Dominant
30 AQI 33 ppb
3-Day Outlook
DayAQICategoryO₃PM2.5
Today 30 Good 30 6
Thu 29 Good 29 9
Fri 34 Good 34 13
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 mar. sept. 22, 23:00'Z' · F0 · 130 (13 km CONUS/NA)
Hodograph · kt
10 20 30 40 SM
0–1 1–3 3–6 6–9 km
Instability
SBCAPE0 J/kg
MLCAPE2 J/kg
MUCAPE0 J/kg
SBCIN—
MLCIN0 J/kg
Lifted Index7.1
Kinematics
0–6 km Shear14 kt
0–1 km Shear8 kt
Eff. Shear—
0–1 km SRH0
0–3 km SRH60
Eff. SRH—
Storm Motion9° @ 13 kt
0–1 km EHI0.0
Composite Parameters
Sig. Tornado0.0
STP (eff)—
Supercell—
K-Index-10.2
Thermo & Levels
PWAT0.82 in
0–3 km LR3.7 °C/km
700–500 LR7.7 °C/km
Total Totals42.1
LCL911 hPa
LFC—
EL—
Freezing Lvl12,175 ft