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Siloam, Illinois Weather Forecast
Siloam, Illinois Weather
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Weather Forecast for Siloam, Illinois : Brown County
Issued: 10:16 pm CST Dec 14, 2025 Latitude: 39.8881033 Longitude: -90.915966 View on Google Maps

MouseOver for Detail Forecast
Overnight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Mostly Clear on Overnight Sunny on Monday Sunny on Tuesday Mostly Sunny on Wednesday 40% chance of  on Thursday Mostly Sunny on Friday Partly Sunny on Saturday Mostly Sunny on Sunday
Low: -1°F High: 36°F High: 45°F High: 47°F High: 50°F High: 33°F High: 51°F High: 40°F
Low: 24°F Low: 30°F Low: 39°F Low: 15°F Low: 28°F Low: 28°F  
Mostly Clear Sunny Sunny Mostly Sunny Partly Sunny Mostly Sunny Partly Sunny Mostly Sunny
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Current Conditions at
QUINCY - (KUIN)
Clear
as of 11:54 PM CST
Rel. Humidity: 65%
Dew Point: -2°F
Visibility: 10 Miles
Pressure: 30.51 in.
Flight Rule: VFR
Wind Data
5 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
JACKSONVILLE MUNICIPAL - (KIJX)
Clear
as of 12:35 AM CST
Rel. Humidity: 70%
Dew Point: -6°F
Visibility: 10 Miles
Pressure: 30.53 in.
Flight Rule: VFR
Wind Data
6 MPH
170° South
Cloud Level(s): Clear
Current Conditions at
MACOMB MUNICIPAL AIRPORT - (KMQB)
-2°
Feels like -17°F
Clear
as of 12:35 AM CST
Rel. Humidity: 77%
Dew Point: -8°F
Visibility: 10 Miles
Pressure: 30.50 in.
Flight Rule: VFR
Wind Data
9 MPH
170° South
Cloud Level(s): Clear
Mostly Clear on Overnight Overnight... Mostly clear, with a low around -1. Wind chill values as low as -10. South wind 8 to 10 mph, with gusts as high as 25 mph.

Sunny on Monday Monday... Sunny, with a high near 36. Southwest wind 7 to 15 mph, with gusts as high as 29 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 24. Southwest wind around 7 mph.

Sunny on Tuesday Tuesday... Sunny, with a high near 45. Southwest wind 5 to 8 mph.

Mostly Cloudy on Tuesday Night Tuesday Night... Mostly cloudy, with a low around 30. Southwest wind around 6 mph becoming light and variable after midnight.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 47.

20% chance of thunderstorms Wednesday Night Wednesday Night... A 20 percent chance of showers and thunderstorms after midnight. Mostly cloudy, with a low around 39.

40% chance of  Thursday Thursday... A 40 percent chance of showers before noon. Partly sunny, with a high near 50.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 15.

Mostly Sunny on Friday Friday... Mostly sunny, with a high near 33.

Mostly Cloudy on Friday Night Friday Night... Mostly cloudy, with a low around 28.

Partly Sunny on Saturday Saturday... Partly sunny, with a high near 51.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 28.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 40.

Current Radar Image


Sun Almanac for Siloam, Illinois
Sunrise: 07:18 AM
Sunset: 4:40 PM
Civil Sunrise:06:48 AM
Civil Sunset: 5:10 PM
Nautical Sunrise: 06:14 AM
Nautical Sunset: 5:44 PM
Astro Sunrise: 05:41 AM
Astro Sunset: 6:17 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.