Frankfort, Illinois Weather
Issued: 4:11 am CST Jan 21, 2026 Latitude: 41.4958665 Longitude: -87.8486613 View on Google Maps
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Increasing Clouds |
Mostly Sunny |
Snow |
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Sunny |
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Current Conditions at
ROMEOVILLE WFO - (KLOT)
Cloudy
as of 5:35 AM CST
Rel. Humidity: 54%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
10 MPH
Gust: 16 MPH
200° South
Cloud Level(s): Solid Overcast at 5500ft
Current Conditions at
LANSING MUNICIPAL - (KIGQ)
Cloudy
as of 5:35 AM CST
Rel. Humidity: 63%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
14 MPH
200° South
Cloud Level(s): Scattered at 2300ft, Broken at 6500ft, Solid Overcast at 7500ft
Current Conditions at
JOLIET - (KJOT)
32°
Cloudy
as of 5:35 AM CST
Rel. Humidity: 50%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 29.94 in.
Flight Rule: VFR
Wind Data
8 MPH
210° Southwest
Cloud Level(s): Broken at 6000ft, Solid Overcast at 7000ft
Current Conditions at
CHICAGO-MIDWAY - (KMDW)
Cloudy
as of 4:53 AM CST
Rel. Humidity: 58%
Dew Point: 16°F
Visibility: 10 Miles
Pressure: 29.93 in.
Flight Rule: VFR
Wind Data
14 MPH
200° South
Cloud Level(s): Scattered at 8000ft, Solid Overcast at 10000ft
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Today... A 30 percent chance of snow, mainly before 8am. Cloudy, then gradually becoming mostly sunny, with a high near 33. West southwest wind around 15 mph, with gusts as high as 25 mph. |
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Tonight... A 50 percent chance of snow showers, mainly before 10pm. Mostly cloudy, with a low around 13. Wind chill values as low as -1. Breezy, with a west northwest wind 15 to 20 mph increasing to 20 to 25 mph in the evening. Winds could gust as high as 40 mph. |
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Thursday... Increasing clouds, with a high near 25. Wind chill values as low as -1. West wind around 15 mph, with gusts as high as 25 mph. |
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Thursday Night... A 20 percent chance of snow showers before 9pm. Mostly cloudy, with a low around -7. Wind chill values as low as -26. Blustery, with a northwest wind 15 to 20 mph, with gusts as high as 25 mph. |
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Friday... Mostly sunny and cold, with a high near -1. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. |
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Friday Night... Mostly cloudy, with a low around -8. |
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Saturday... A 20 percent chance of snow after noon. Mostly cloudy and cold, with a high near 8. |
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Saturday Night... A chance of snow. Mostly cloudy, with a low around 3. |
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Sunday... A chance of snow after noon. Partly sunny, with a high near 15. |
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Sunday Night... Partly cloudy, with a low around 1. |
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Monday... Sunny, with a high near 16. |
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Monday Night... Partly cloudy, with a low around 5. |
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Tuesday... Mostly sunny, with a high near 25. |
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Current Radar Image
Sun Almanac for Frankfort, Illinois
Sunrise: 07:12 AM
Sunset: 4:54 PM
Civil Sunrise:06:42 AM
Civil Sunset: 5:24 PM
Nautical Sunrise: 06:08 AM
Nautical Sunset: 5:57 PM
Astro Sunrise: 05:35 AM
Astro Sunset: 6:30 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 7232 locations in the contiguous United States |
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High Temp |
73° |
Keathley C 875, Louisiana
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Low Temp |
-13° |
Lehighton, Pennsylvania
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Wind Speed |
40mph |
Dickinson, North Dakota
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Wind Gust |
61mph |
Jordan, Montana
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Wind Chill |
-16° |
Thief River Falls, Minnesota
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High Pressure |
30.63Hg |
Charlie, Montana
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Low Pressure |
29.63Hg |
Rolla Municipal A/P, North Dakota
and 1 other location
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| # Locations Reporting Snow |
145 |
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| # Locations Reporting Rain |
41 |
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| # Locations Reporting Fog |
41 |
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| Average Temperature in the Contiguous USA |
27° |
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National Weather Service for official information.