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Oak Grove, Illinois Weather Forecast
Oak Grove, Illinois Weather
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Weather Forecast for Oak Grove, Illinois : Lake County
Issued: 3:11 am CST Jan 24, 2026 Latitude: 42.2964117 Longitude: -87.9167401 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Sunday Monday Tuesday Wednesday Thursday Friday
20% chance of snow on Today 60% chance of snow on Tonight 60% chance of snow on Sunday Sunny on Monday Partly Sunny on Tuesday 20% chance of snow on Wednesday Mostly Sunny on Thursday Mostly Sunny on Friday
High: 8 °F Low: 3 °F High: 15°F High: 10°F High: 19°F High: 13°F High: 15°F High: 18°F
Low: -2°F Low: 3°F Low: 1°F Low: 2°F Low: 4°F  
Snow Snow Snow Sunny Partly Sunny Snow Mostly Sunny Mostly Sunny
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Current Conditions at
WAUKEGAN - (KUGN)
-13°
Clear
as of 4:51 AM CST
Rel. Humidity: 57%
Dew Point: -24°F
Visibility: 10 Miles
Pressure: 30.72 in.
Flight Rule: VFR
Wind Data
8 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
CHICAGO/WHEELING - (KPWK)
-9°
Feels like -26°F
Clear
as of 4:52 AM CST
Rel. Humidity: 52%
Dew Point: -22°F
Visibility: 10 Miles
Pressure: 30.74 in.
Flight Rule: VFR
Wind Data
9 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
-8°
Feels like -25°F
Mostly Cloudy
as of 4:53 AM CST
Rel. Humidity: 48%
Dew Point: -22°F
Visibility: 10 Miles
Pressure: 30.72 in.
Flight Rule: VFR
Wind Data
10 MPH
340° North
Cloud Level(s): Broken at 25000ft
20% chance of snow Today Today... A 20 percent chance of snow after 5pm. Mostly cloudy and cold, with a high near 8. Wind chill values as low as -28. Northwest wind around 5 mph.

60% chance of snow Tonight Tonight... Snow likely, mainly after midnight. Cloudy, with a low around 3. Wind chill values as low as -9. North northwest wind around 5 mph, with gusts as high as 15 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

60% chance of snow Sunday Sunday... Snow likely, mainly before noon. Cloudy, with a high near 15. Wind chill values as low as -10. North wind 5 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

30% chance of snow Sunday Night Sunday Night... A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around -2. Wind chill values as low as -18. North northwest wind around 10 mph, with gusts as high as 20 mph.

Sunny on Monday Monday... Sunny and cold, with a high near 10. West wind 10 to 15 mph, with gusts as high as 20 mph.

Mostly Cloudy on Monday Night Monday Night... Mostly cloudy, with a low around 3.

Partly Sunny on Tuesday Tuesday... Partly sunny, with a high near 19.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 1.

20% chance of snow Wednesday Wednesday... A chance of snow after noon. Partly sunny, with a high near 13.

20% chance of snow Wednesday Night Wednesday Night... A chance of snow before midnight. Mostly cloudy, with a low around 2.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 15.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 4.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 18.

Current Radar Image


Sun Almanac for Oak Grove, Illinois
Sunrise: 07:12 AM
Sunset: 4:55 PM
Civil Sunrise:06:42 AM
Civil Sunset: 5:26 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 6:00 PM
Astro Sunrise: 05:34 AM
Astro Sunset: 6:33 PM
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.