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Frankfort, Illinois Weather Forecast
Frankfort, Illinois Weather
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Weather Forecast for Frankfort, Illinois : Will County
Issued: 1:11 am CST Dec 29, 2025 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps

MouseOver for Detail Forecast
Overnight Monday Tuesday Wednesday New Year's Day Friday Saturday Sunday
90% chance of blowing snow on Overnight 100% chance of blowing snow on Monday Increasing Clouds on Tuesday 20% chance of snow on Wednesday Mostly Sunny on New Year's Day Partly Sunny on Friday Partly Sunny on Saturday Partly Sunny on Sunday
Low: 16°F High: 21°F High: 28°F High: 31°F High: 19°F High: 25°F High: 27°F High: 30°F
Low: 14°F Low: 24°F Low: 11°F Low: 11°F Low: 15°F Low: 16°F  
Blowing Snow Blowing Snow Increasing Clouds Snow Mostly Sunny Partly Sunny Partly Sunny Partly Sunny
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
16°
Feels like -4°F
Mostly Cloudy
Light Snow Haze
as of 1:55 AM CST
Rel. Humidity: 85%
Dew Point: 12°F
Visibility: 2 Miles
Pressure: 29.72 in.
Flight Rule: IFR
Wind Data
31 MPH
Gust: 45 MPH
260° West
Cloud Level(s): Few at 600ft, Scattered at 1400ft, Broken at 1900ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
18°
Feels like -1°F
Cloudy
Light Snow
as of 1:55 AM CST
Rel. Humidity: 78%
Dew Point: 12°F
Visibility: 3 Miles
Pressure: 29.69 in.
Flight Rule: MVFR
Wind Data
30 MPH
Gust: 43 MPH
270° West
Cloud Level(s): Broken at 1600ft, Solid Overcast at 2300ft
Current Conditions at
JOLIET - (KJOT)
18°
Feels like 2°F
Cloudy
as of 1:55 AM CST
Rel. Humidity: 72%
Dew Point: 10°F
Visibility: 7 Miles
Pressure: 29.75 in.
Flight Rule: MVFR
Wind Data
17 MPH
Gust: 39 MPH
270° West
Cloud Level(s): Scattered at 1900ft, Broken at 2400ft, Solid Overcast at 4900ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
18°
Feels like -1°F
Cloudy
Light Snow Blowing Snow
as of 2:04 AM CST
Rel. Humidity: 72%
Dew Point: 10°F
Visibility: 1 3/4 Miles
Pressure: 29.68 in.
Flight Rule: IFR
Wind Data
30 MPH
Gust: 48 MPH
270° West
Cloud Level(s): Solid Overcast at 1500ft
90% chance of blowing snow Overnight Overnight... Periods of snow showers. Patchy blowing snow. Low around 16. Wind chill values as low as -5. Very windy, with a west wind 30 to 35 mph, with gusts as high as 50 mph. Chance of precipitation is 90%. Total nighttime snow accumulation of less than a half inch possible.
100% chance of blowing snow Monday Monday... Snow showers before 10am, then scattered flurries with isolated snow showers between 10am and 11am, then scattered flurries after 11am. Areas of blowing snow before 9am. High near 21. Wind chill values as low as -4. Windy, with a west northwest wind 25 to 30 mph decreasing to 20 to 25 mph in the afternoon. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Cloudy on Monday Night Monday Night... Cloudy, with a low around 14. Wind chill values as low as 1. Blustery, with a northwest wind 10 to 20 mph, with gusts as high as 30 mph.
Increasing Clouds on Tuesday Tuesday... Increasing clouds, with a high near 28. Wind chill values as low as 1. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 24. West wind around 15 mph, with gusts as high as 20 mph.
20% chance of snow Wednesday Wednesday... A 20 percent chance of snow after noon. Cloudy, with a high near 31.
30% chance of snow Wednesday Night Wednesday Night... A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 11.
Mostly Sunny on New Year's Day New Year's Day... Mostly sunny, with a high near 19.
Mostly Cloudy on Thursday Night Thursday Night... Mostly cloudy, with a low around 11.
Partly Sunny on Friday Friday... Partly sunny, with a high near 25.
Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 15.
Partly Sunny on Saturday Saturday... Partly sunny, with a high near 27.
Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 16.
Partly Sunny on Sunday Sunday... Partly sunny, with a high near 30.
Current Radar Image


Sun Almanac for Frankfort, Illinois
Sunrise: 07:17 AM
Sunset: 4:30 PM
Civil Sunrise:06:46 AM
Civil Sunset: 5:01 PM
Nautical Sunrise: 06:11 AM
Nautical Sunset: 5:36 PM
Astro Sunrise: 05:38 AM
Astro Sunset: 6:10 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.