New York, NY 71° Los Angeles, CA 87° Chicago, IL 89° Houston, TX 92° Miami, FL 83° Phoenix, AZ 100° Seattle, WA 74° Denver, CO 83° Toronto, ON 69° Vancouver, BC 70°
WeatherLive › Illinois › Island Lake

Island Lake, IL Weather (60042)

Today Hourly 10-Day Weekend Monthly Radar Air Quality Climate
Current WeatherIsland Lake · 6:53 PM CDT
94° | 69°
84°F
Feels like 88°
Partly cloudy
WindSW 10 mph · Gusts 26 mph
Precip60% · 0.07 in
Humidity64% · Dew point 70°
UV index8 High
Air Quality51 Moderate
Pressure29.85 inHg
Visibility6 mi
Sunrise / Sunset6:17 AM · 7:29 PM · 13h 12m

Weather map — Island Lake

Full radar →
Now
84°
18%
10 mph
19:00
81°
21%
6 mph
20:00
79°
23%
7 mph
21:00
78°
25%
7 mph
22:00
78°
26%
7 mph
23:00
77°
21%
6 mph
00:00
76°
31%
5 mph
01:00
76°
30%
4 mph
02:00
76°
29%
6 mph
03:00
77°
42%
10 mph
04:00
76°
35%
3 mph
05:00
74°
43%
3 mph
06:00
73°
40%
4 mph
07:00
75°
36%
6 mph
08:00
76°
40%
6 mph
09:00
76°
28%
6 mph
10:00
76°
19%
11 mph
11:00
79°
14%
9 mph
12:00
81°
10%
9 mph
13:00
83°
8%
9 mph
14:00
84°
15%
9 mph
15:00
83°
17%
9 mph
16:00
82°
19%
8 mph
17:00
83°
20%
6 mph

Today · Mon 8/31

High 94°
60% / 0.07 in

Showers. Winds SW at 15 mph.

Tonight · Mon 8/31

Low 73°
25% / –

Partly cloudy. Winds SW at 7 mph.

Tomorrow · Tue 9/1

84° | 73°
64% / 0.04 in

Thunderstorms. Winds SW at 11 mph.

7-day trend

Island Lake · temperature + precipitation

10-day forecast

Updated 6:53 PM

Details & indices

Wind
10 mph SW
Gusts 26 mph
Humidity
64%
Dew point 70°
Pressure
29.85 inHg
Falling
UV index
8 — High
High today
Air Quality
Moderate
AQI 51 · US EPA
Allergy
High
Mugwort
Visibility
6 mi
Reduced
Allergy — Island Lake

🌿 Conditions right now

View all →
Birch
None
Grass
None
Oak
None
Alder
None
Hazel
None
Mugwort
High
Ragweed
Moderate

Sun & moon

Sunrise6:17 AM
Sunset7:29 PM
Length of day13h 12m
Moonrise8:50 PM
Moonset10:05 AM
Moon phase🌖 Waning Gibbous · 84%
Next full moonSep 26 Harvest Moon
Latitude42.2761°N
Longitude-88.1920°E

Water temps nearby

View all →
No beaches within 50 miles
🌤️No rain expected in the next 90 minutes
Now+30+60+90 min
Minute-by-minute precip · HRRR nowcast

Daily planner

computed from today's forecast
Laundry day
Fair
Line-drying weather
Grilling
Poor
Fire up the grill
Running
Poor
Lace up outside
Patio
Fair
Dinner outdoors
Nearby places in {{REGION}}
Chicago
Mostly cloudy
89° 🌤️
Aurora
—
— 🌤️
Rockford
—
— 🌤️
Joliet
—
— 🌤️
Naperville
—
—
Data sources · Monday, August 31
Where the Island Lake forecast comes from
This page blends NOAA/NWS model guidance with global ensembles for the 10-day outlook, air quality and alerts. Data refreshes every hour, current conditions every 15 minutes. Coordinates: 42.2761°N, -88.1920°.
NBM + global weather models
Updated: 6:53 PM
Weather in Island Lake
The 10-day span for Island Lake runs from a high near 94° on Monday down to 61° overnight on Wednesday. About 0.71 in of precipitation is expected in total; the most likely wet day is Sunday (82% chance). Expect a blustery spell — gusts near 33 mph on Monday. No watches or warnings are active for the area right now. Right now Island Lake is running about 15° warmer than Grand Rapids. Longer view: variable mid-latitude weather in every season.
Island Lake, IL · Elev 781 ft · 42.28°N, 88.19°W · Illinois · Forecast computed for these exact coordinates
Powered by NWS/NOAA guidance, multi-model forecasts and official environmental feeds · NOAA/NWS · EPA AirNow · MET Norway · global models
Updated: 6:53 PM