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Weather Conditions for Omega, Illinois : Marion County
Issued: 11:01 am CDT Sep 3, 2026 Latitude: 38.7044918 Longitude: -88.7806102 View on Google Maps

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Today Tonight Friday Saturday Sunday Labor Day Tuesday Wednesday
Sunny on Today Clear on Tonight Sunny on Friday Sunny on Saturday Sunny on Sunday Sunny on Labor Day Sunny on Tuesday Sunny on Wednesday
High: 98°F Low: 76°F High: 99°F High: 96°F High: 91°F High: 91°F High: 94°F High: 96°F
Low: 75°F Low: 71°F Low: 64°F Low: 68°F Low: 73°F  
Sunny Clear Sunny Sunny Sunny Sunny Sunny Sunny
Current Conditions at
SALEM-LECKRONE ARPT - (KSLO)
86°
Feels like 93°F
Clear
as of 10:35 AM CDST
Rel. Humidity: 66%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.26 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
FLORA MUNICIPAL AIRPORT - (KFOA)
86°
Feels like 93°F
Clear
as of 10:35 AM CDST
Rel. Humidity: 66%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.27 in.
Flight Rule: VFR
Wind Data
3 MPH
100° East
Cloud Level(s): Clear
Current Conditions at
CENTRALIA MUNICIPAL ARPT - (KENL)
90°
Feels like 98°F
Clear
as of 10:35 AM CDST
Rel. Humidity: 59%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.26 in.
Flight Rule: VFR
Wind Data
5 MPH
120° Southeast
Cloud Level(s): Clear
Sunny on Today Today... Sunny and hot, with a high near 98. Heat index values as high as 104. Southwest wind around 7 mph.

Clear on Tonight Tonight... Clear, with a low around 76. Calm wind.

Sunny on Friday Friday... Sunny and hot, with a high near 99. Heat index values as high as 104. Calm wind becoming west around 5 mph in the afternoon.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 75. Calm wind.

Sunny on Saturday Saturday... Sunny, with a high near 96. Light and variable wind.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 71.

Sunny on Sunday Sunday... Sunny, with a high near 91.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 64.

Sunny on Labor Day Labor Day... Sunny, with a high near 91.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 68.

Sunny on Tuesday Tuesday... Sunny, with a high near 94.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 73.

Sunny on Wednesday Wednesday... Sunny, with a high near 96.

Illinois' Warnings, Watches, and AdvisoriesIllinois' Watches, Warnings, and Advisories

Sun Almanac for Omega, Illinois
Astronomical Sunrise 05:08 AM?Astronomical sunrise occurs when the Sun is 18° below the horizon and the sky begins to brighten from a completly darkened state.
Nautical Sunrise 05:40 AM?Nautical sunrise (or nautical dawn) is the precise moment when the sun's center is 12° below the horizon in the morning. It marks the beginning of nautical twilight, allowing pilots/mariners to see the horizon.
Civil Sunrise 06:11 AM?Civil sunrise is the moment in the morning when the sun's center is 6° below the horizon. It marks the start of morning civil twilight, providing enough natural light for most, outdoor activities without artificial lighting. It typically occurs roughly 20-30 minutes before actual sunrise.
Sunrise 06:38 AM?Sunrise (or sunup) is the moment when the upper rim of the Sun appears on the horizon in the morning. It marks the end of the twilight phase, often accompanied by distinct atmospheric colors.

Daylight: 12 Hours 24 Minutes?Daylight hours are the period of time between local sunrise and sunset, representing the daily portion of sunlight. These hours change in length based on season, Earth's tilt, and latitude.

Sunset 7:02 PM?The sunset is defined in astronomy as the moment the upper limb of the Sun disappears below the horizon. It marks the end of daylight and is often accompanied by distinct atmospheric colors. It also signals the beginning of twilight.
Civil Sunset 7:29 PM?Civil sunset (or evening civil twilight) occurs when the center of the sun is 6° below the horizon, marking the end of the brightest twilight phase. It typically occurs roughly 20-30 minutes after sunset, providing enough light for most outdoor activities to continue without artificial light.
Nautical Sunset 8:00 PM?Nautical sunset occurs when the sun's center is 12° below the horizon, marking the end of nautical twilight. This phase, following civil twilight, allows the horizon to remain visible, enabling mariners to take accurate star sights for navigation. The sky is dark, but some ambient light remains
Astronomical Sunset 8:32 PM?Astronomical sunrise occurs when the Sun drops to 18° below the horizon. This causes the sky to enter a completly darkened state.

Civil Rise to Set: 13 Hours 18 Minutes
Nautical Rise to Set: 14 Hours 20 Minutes
Astro Rise to Set: 15 Hours 24 Minutes

Click for yearly Sun Almanac for Omega
Moon Almanac for Omega, Illinois
Moon Phase: Waxing Crescent
Moon Illumination: 30%
Moon Age: 5.41 Days
Moon is currently below the horizon
Distance from Moon to Earth: 250,004 miles
Upcoming Lunar Events for
Omega:
Next EventEvent TimeIllum

Moonrise:12:30 pm Wed29.7%
High Moon:05:10 pm Wed31.5%
Moonset:09:46 pm Wed33.2%
New Moon: Thu Sep 10
First Quarter: Fri Sep 18
Full Moon: Sat Sep 26
Last Quarter: Sat Oct 3
New Moon: Sat Oct 10
Click for Monthly Moon Almanac