Gurnee, IL Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Gurnee, IL.

Current Conditions — Gurnee, IL

BURLINGTON (KBUU)

Clear

49.1 F
Humidity:87%
Wind Speed: 5.8 mph
Barometer:29.94 in
Dewpoint:45.5 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:46.8 F
Apr 27 2026, 03:55 AM CDT
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5-Day Forecast — Gurnee, IL

Monday

High 66 °F
T-storms Likely
Monday
Night
Low 50 °F
T-storms
Tuesday

High 62 °F
Mostly Cloudy
Tuesday
Night
Low 44 °F
Slight Chance of Rain
Wednesday

High 57 °F
Mostly Cloudy
Wednesday
Night
Low 41 °F
Mostly Clear
Thursday

High 57 °F
Mostly Cloudy
Thursday
Night
Low 39 °F
Mostly Cloudy
Friday

High 53 °F
Mostly Cloudy

Detailed Forecast — Gurnee, IL

Monday
Thunderstorms Likely. High near 66°F. Wind 16 to 23 mph, with gusts as high as 35 mph.
Monday Night
Thunderstorms. Low around 50°F. Wind 16 to 21 mph, with gusts as high as 32 mph.
Tuesday
Mostly Cloudy. High near 62°F. Wind 6 to 16 mph, with gusts as high as 24 mph.
Tuesday Night
Slight Chance of Rain. Low around 44°F. Wind 3 to 6 mph, with gusts as high as 10 mph.
Wednesday
Mostly Cloudy. High near 57°F. Wind 7 to 12 mph, with gusts as high as 17 mph.
Wednesday Night
Mostly Clear. Low around 41°F. Wind around 1 mph, with gusts as high as 5 mph.
Thursday
Mostly Cloudy. High near 57°F. Wind 6 to 8 mph, with gusts as high as 13 mph.
Thursday Night
Mostly Cloudy. Low around 39°F. Wind around 1 mph, with gusts as high as 5 mph.
Friday
Mostly Cloudy. High near 53°F. Wind 6 to 9 mph, with gusts as high as 14 mph.
Friday Night
Mostly Clear. Low around 37°F. Wind around 1 mph, with gusts as high as 5 mph.
Saturday
Partly Sunny. High near 59°F. Wind 5 to 8 mph, with gusts as high as 12 mph.
Saturday Night
Partly Cloudy. Low around 42°F. Wind around 3 mph, with gusts as high as 7 mph.
Sunday
Partly Sunny. High near 64°F. Wind 6 to 9 mph, with gusts as high as 14 mph.
IL Radar
Current Radar • IL
Day 1 Outlook • April 27, 2026

Observation History — Gurnee, IL

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
03:55 AM CDT 5.8 10.00 Clear -- 49.1 45.5 87% 46.8 NA 29.94 1013.6
03:35 AM CDT 6.9 10.00 Clear -- 48.7 45.0 87% 45.7 NA 29.94 1013.9
03:15 AM CDT 8.1 10.00 Clear -- 48.2 44.6 87% 44.6 NA 29.94 1013.9
02:55 AM CDT 5.8 10.00 Clear -- 47.3 43.7 87% 44.6 NA 29.95 1014.2
02:35 AM CDT 4.7 10.00 Clear -- 46.4 43.5 90% 44.2 NA 29.96 1014.6
02:15 AM CDT 4.7 10.00 Clear -- 45.9 43.2 90% 43.5 NA 29.97 1014.9
01:55 AM CDT E 5.8 10.00 Clear -- 45.7 43.0 90% 42.6 NA 29.98 1015.2
01:35 AM CDT E 4.7 10.00 Clear -- 45.0 42.8 92% 42.4 NA 29.99 1015.6
01:15 AM CDT E 3.4 10.00 Clear -- 44.6 42.4 92% 43.2 NA 30.00 1015.9
12:55 AM CDT E 3.4 10.00 Clear -- 44.8 42.8 93% 43.3 NA 30.00 1015.9
12:30 AM CDT 4.7 10.00 Clear -- 44.6 42.4 92% 42.1 NA 30.00 1015.9
12:15 AM CDT 4.7 10.00 Clear -- 45.1 42.6 91% 42.8 NA 30.00 1015.9
11:55 PM CDT E 5.8 10.00 Clear -- 45.3 42.8 91% 42.3 NA 30.01 1016.3
11:35 PM CDT E 5.8 10.00 Clear -- 45.1 42.8 91% 41.9 NA 30.00 1015.9
11:15 PM CDT E 10.3 10.00 Clear -- 45.1 42.8 91% 39.9 NA 30.00 1015.9
10:55 PM CDT E 9.2 10.00 Clear -- 45.5 42.8 90% 40.8 NA 30.01 1016.3
10:35 PM CDT E 10.3 10.00 Clear -- 45.7 42.8 90% 40.6 NA 30.02 1016.6
10:15 PM CDT E 9.2 10.00 Clear -- 46.4 43.2 88% 41.9 NA 30.03 1016.9
09:55 PM CDT E 4.7 10.00 Clear -- 47.7 43.9 87% 45.7 NA 30.03 1016.9
09:35 PM CDT E 11.4 10.00 Clear -- 48.7 44.6 86% 44.1 NA 30.03 1016.9
09:15 PM CDT 5.8 10.00 Clear -- 49.6 45.0 84% 47.3 NA 30.03 1016.9
08:55 PM CDT 9.2 10.00 Clear -- 50.4 45.5 83% NA NA 30.03 1016.9
08:35 PM CDT E 9.2 10.00 Clear -- 51.3 45.5 81% NA NA 30.02 1016.6
08:15 PM CDT E 10.3 10.00 Clear -- 53.6 46.4 77% NA NA 30.01 1016.3

Regional Weather Observation

BURLINGTON (KBUU)

Clear
49.1 F

EAST TROY (K57C)

Clear
48.0 F

KENOSHA (KENW)

Clear
48.2 F

WAUKEGAN (KUGN)

Clear
46.4 F

RACINE (KRAC)

Clear
46.4 F

MILWAUKEE (KMKE)

NULL
46.4 F
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