Altamont, Illinois Weather
Issued: 10:26 pm CST Jan 23, 2026 Latitude: 38.9231036 Longitude: -90.2098327 View on Google Maps
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| Mostly Cloudy |
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Partly Sunny |
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Mostly Sunny |
Current Conditions at
ALTON - (KALN)
5°
Clear
as of 11:55 PM CST
Rel. Humidity: 31%
Dew Point: -18°F
Visibility: 10 Miles
Pressure: 30.72 in.
Flight Rule: VFR
Cloud Level(s): Clear
Current Conditions at
ST CHARLES - (KSET)
Mostly Cloudy
as of 11:54 PM CST
Rel. Humidity: 34%
Dew Point: -18°F
Visibility: 10 Miles
Pressure: 30.73 in.
Flight Rule: VFR
Wind Data
12 MPH
020° North
Cloud Level(s): Broken at 10000ft
Current Conditions at
ST LOUIS - (KSTL)
Cloudy
as of 11:51 PM CST
Rel. Humidity: 38%
Dew Point: -17°F
Visibility: 10 Miles
Pressure: 30.70 in.
Flight Rule: VFR
Wind Data
12 MPH
030° Northeast
Cloud Level(s): Solid Overcast at 11000ft
Current Conditions at
EAST ST LOUIS - (KCPS)
Partly Cloudy
as of 11:53 PM CST
Rel. Humidity: 38%
Dew Point: -17°F
Visibility: 10 Miles
Pressure: 30.71 in.
Flight Rule: VFR
Wind Data
13 MPH
020° North
Cloud Level(s): Scattered at 11000ft
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Overnight... Mostly cloudy, with a low around 2. Wind chill values as low as -15. Northeast wind around 11 mph. |
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Saturday... Snow, mainly after noon. High near 11. Wind chill values as low as -15. Northeast wind around 11 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible. |
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Saturday Night... Snow. Low around 9. North wind around 10 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible. |
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Sunday... Snow, mainly before 2pm. High near 16. North wind 10 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible. |
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Sunday Night... A 20 percent chance of snow before midnight. Partly cloudy, with a low around 0. Northwest wind 10 to 13 mph, with gusts as high as 20 mph. |
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Monday... Sunny and cold, with a high near 14. |
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Monday Night... Mostly clear, with a low around 4. |
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Tuesday... Mostly sunny, with a high near 30. |
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Tuesday Night... Partly cloudy, with a low around 6. |
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Wednesday... Partly sunny, with a high near 24. |
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Wednesday Night... Partly cloudy, with a low around 5. |
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Thursday... Mostly sunny and cold, with a high near 19. |
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Thursday Night... Partly cloudy, with a low around 5. |
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Friday... Mostly sunny, with a high near 21. |
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Current Radar Image
Sun Almanac for Altamont, Illinois
Sunrise: 07:13 AM
Sunset: 5:13 PM
Civil Sunrise:06:44 AM
Civil Sunset: 5:41 PM
Nautical Sunrise: 06:12 AM
Nautical Sunset: 6:14 PM
Astro Sunrise: 05:41 AM
Astro Sunset: 6:45 PM
Illinois' Current Temperatures
Illinois' Satellite Image
Illinois' Current Wind Direction
| National Summary |
of upper and lower values of current conditions amongst 6362 locations
in the contiguous United States |
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High
Temp |
79° |
Keathley C 875, Louisiana
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Low
Temp |
-31° |
Hayward, Wisconsin
and 3 other locations
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Wind
Speed |
31mph |
NorfolkNAS, Virginia
and 1 other location
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Wind
Gust |
47mph |
NorfolkNAS, Virginia
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Wind
Chill |
-48° |
Robertson Field, North Dakota
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High
Pressure |
30.82Hg |
Muscatine, Iowa
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Low
Pressure |
29.63Hg |
Midlothian, Texas
|
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| # Locations Reporting Snow |
212 |
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| # Locations Reporting Rain |
54 |
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| # Locations Reporting Fog |
26 |
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| Average Temperature in the Contiguous USA |
20° |
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National Weather Service for official information.
