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Weather Conditions for Opdyke, Illinois : Jefferson County
Issued: 12:16 pm CDT Sep 13, 2026 Latitude: 38.2597711 Longitude: -88.7906167 View on Google Maps

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This Afternoon Tonight Monday Tuesday Wednesday Thursday Friday Saturday
Partly Sunny on This Afternoon Cloudy on Tonight Mostly Sunny on Monday Sunny on Tuesday Sunny on Wednesday 10% chance of thunderstorms on Thursday Sunny on Friday 10% chance of rain on Saturday
High: 92°F Low: 63°F High: 88°F High: 99°F High: 97°F High: 97°F High: 93°F High: 92°F
Low: 69°F Low: 72°F Low: 72°F Low: 70°F Low: 68°F  
Partly Sunny Cloudy Mostly Sunny Sunny Sunny Thunderstorms Sunny Rain
Current Conditions at
FAIRFIELD MUNICIPAL ARPT - (KFWC)
90°
Feels like 92°F
Clear
as of 12:35 PM CDST
Rel. Humidity: 46%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.02 in.
Flight Rule: VFR
Wind Data
8 MPH
240° Southwest
Cloud Level(s): Clear
Current Conditions at
CENTRALIA MUNICIPAL ARPT - (KENL)
82°
Clear
as of 12:35 PM CDST
Rel. Humidity: 61%
Dew Point: 68°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
6 MPH
330° Northwest
Cloud Level(s): Clear
Current Conditions at
SALEM-LECKRONE ARPT - (KSLO)
84°
Clear
as of 12:35 PM CDST
Rel. Humidity: 62%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Partly Sunny on This Afternoon This Afternoon... Partly sunny, with a high near 92. Northwest wind 5 to 8 mph.

Cloudy on Tonight Tonight... Partly cloudy, with a low around 63. Northeast wind 6 to 10 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 88. East southeast wind around 11 mph, with gusts as high as 18 mph.

Clear on Monday Night Monday Night... Clear, with a low around 69. Southeast wind 6 to 8 mph.

Sunny on Tuesday Tuesday... Sunny and hot, with a high near 99. South southwest wind 5 to 13 mph.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 72. South wind around 5 mph becoming calm in the evening.

Sunny on Wednesday Wednesday... Sunny and hot, with a high near 97. Calm wind becoming southwest 5 to 7 mph in the afternoon.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 72. Light south wind.

10% chance of thunderstorms Thursday Thursday... A slight chance of showers and thunderstorms after 1pm. Mostly sunny and hot, with a high near 97. Calm wind becoming west 5 to 7 mph in the morning.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 70. Light and variable wind.

Sunny on Friday Friday... Sunny, with a high near 93. Calm wind becoming east northeast 5 to 7 mph in the afternoon.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 68. Light east wind.

10% chance of rain Saturday Saturday... A slight chance of showers. Sunny, with a high near 92. Light and variable wind becoming southwest 5 to 9 mph in the morning.

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

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Sun Almanac for Opdyke, Illinois
Astronomical Sunrise 05:06 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 05:38 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 06:09 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 06:35 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 32 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 7:07 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 7:33 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 8:04 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 8:36 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 24 Minutes
Nautical Rise to Set: 14 Hours 26 Minutes
Astro Rise to Set: 15 Hours 30 Minutes

Click for yearly Sun Almanac for Opdyke
Moon Almanac for Opdyke, Illinois
Moon Phase: Waxing Crescent
Moon Illumination: 8%
Moon Age: 2.66 Days
Moon is currently above the horizon
Distance from Moon to Earth: 243,496 miles
Upcoming Lunar Events for
Opdyke:
Next EventEvent TimeIllum

High Moon:02:47 pm Sun7.9%
Moonset:08:09 pm Sun9.2%
Moonrise:10:21 am Mon13.0%
High Moon:03:33 pm Mon14.5%
Moonset:08:37 pm Mon16.0%
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