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Harbor Light Bay, Illinois Weather Forecast
Harbor Light Bay, Illinois Weather
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Weather Forecast for Harbor Light Bay, Illinois : Clinton County
Issued: 6:31 am CST Nov 5, 2025 Latitude: 38.7119923 Longitude: -89.2959076 View on Google Maps

MouseOver for Detail Forecast
Today Tonight Thursday Friday Saturday Sunday Monday Veterans Day
Sunny on Today Clear on Tonight Sunny on Thursday 40% chance of thunderstorms on Friday 20% chance of rain on Saturday Mostly Sunny on Sunday Sunny on Monday Mostly Sunny on Veterans Day
High: 70°F Low: 37°F High: 63°F High: 71°F High: 64°F High: 45°F High: 43°F High: 53°F
Low: 52°F Low: 44°F Low: 37°F Low: 25°F Low: 27°F  
Sunny Clear Sunny Thunderstorms Rain Mostly Sunny Sunny Mostly Sunny
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Current Conditions at
CENTRALIA MUNICIPAL ARPT - (KENL)
Clear
as of 7:15 AM CST
Wind Data
Calm
Current Conditions at
SALEM-LECKRONE ARPT - (KSLO)
55°
Clear
as of 7:15 AM CST
Rel. Humidity: 71%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
10 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
SCOTT AFB - (KBLV)
52°
Clear
as of 6:55 AM CST
Rel. Humidity: 81%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.00 in.
Flight Rule: VFR
Wind Data
3 MPH
220° Southwest
Cloud Level(s): Clear
Current Conditions at
MT VERNON - (KMVN)
54°
Clear
as of 6:56 AM CST
Rel. Humidity: 76%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
10 MPH
220° Southwest
Cloud Level(s): Clear
Sunny on Today Today... Sunny, with a high near 70. Southwest wind 9 to 15 mph becoming north in the afternoon. Winds could gust as high as 24 mph.
Clear on Tonight Tonight... Clear, with a low around 37. North wind around 7 mph becoming east after midnight.
Sunny on Thursday Thursday... Sunny, with a high near 63. Southeast wind 6 to 13 mph.
30% chance of rain Thursday Night Thursday Night... A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 52. Southeast wind 10 to 15 mph becoming southwest after midnight.
40% chance of thunderstorms Friday Friday... A chance of rain and thunderstorms. Mostly sunny, with a high near 71. West wind 8 to 15 mph. Chance of precipitation is 40%.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 44.
20% chance of rain Saturday Saturday... A 20 percent chance of rain after noon. Mostly sunny, with a high near 64.
30% chance of rain Saturday Night Saturday Night... A 30 percent chance of rain, mainly before midnight. Mostly cloudy, with a low around 37.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 45.
Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 25.
Sunny on Monday Monday... Sunny, with a high near 43.
Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 27.
Mostly Sunny on Veterans Day Veterans Day... Mostly sunny, with a high near 53.
Current Radar Image


Sun Almanac for Harbor Light Bay, Illinois
Sunrise: 06:29 AM
Sunset: 4:53 PM
Civil Sunrise:06:01 AM
Civil Sunset: 5:20 PM
Nautical Sunrise: 05:30 AM
Nautical Sunset: 5:52 PM
Astro Sunrise: 04:59 AM
Astro Sunset: 6:23 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.