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Weather Conditions for Oak Run, Illinois : Knox County
Issued: 10:36 am CDT Sep 4, 2026 Latitude: 40.963371 Longitude: -90.1451196 View on Google Maps

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Today Tonight Saturday Sunday Labor Day Tuesday Wednesday Thursday
Mostly Sunny on Today 20% chance of thunderstorms on Tonight 10% chance of thunderstorms on Saturday Mostly Sunny on Sunday Mostly Sunny on Labor Day Mostly Sunny on Tuesday Mostly Sunny on Wednesday Mostly Sunny on Thursday
High: 95°F Low: 72°F High: 93°F High: 86°F High: 86°F High: 91°F High: 92°F High: 86°F
Low: 68°F Low: 63°F Low: 66°F Low: 74°F Low: 70°F  
Mostly Sunny Thunderstorms Thunderstorms Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny Mostly Sunny
Current Conditions at
GALESBURG - (KGBG)
90°
Feels like 99°F
Clear
as of 10:55 AM CDST
Rel. Humidity: 62%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 29.99 in.
Flight Rule: VFR
Wind Data
5 MPH
310° Northwest
Cloud Level(s): Clear
Current Conditions at
PEORIA - (KPIA)
90°
Feels like 96°F
Clear
as of 10:54 AM CDST
Rel. Humidity: 55%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 29.98 in.
Flight Rule: VFR
Wind Data
6 MPH
270° West
Cloud Level(s): Clear
Current Conditions at
MOLINE - (KMLI)
88°
Feels like 97°F
Clear
as of 10:52 AM CDST
Rel. Humidity: 66%
Dew Point: 75°F
Visibility: 10 Miles
Pressure: 29.95 in.
Flight Rule: VFR
Wind Data
6 MPH
190° South
Cloud Level(s): Clear
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
90°
Feels like 96°F
Partly Cloudy
as of 10:55 AM CDST
Rel. Humidity: 55%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 29.96 in.
Flight Rule: VFR
Wind Data
7 MPH
250° West
Mostly Sunny on Today Today... Mostly sunny and hot, with a high near 95. Heat index values as high as 105. West wind around 8 mph.

20% chance of thunderstorms Tonight Tonight... A slight chance of showers between 1am and 4am, then a slight chance of showers and thunderstorms after 4am. Partly cloudy, with a low around 72. Calm wind. Chance of precipitation is 20%.

10% chance of thunderstorms Saturday Saturday... A slight chance of thunderstorms before 7am. Sunny, with a high near 93. Heat index values as high as 102. Calm wind becoming north around 6 mph in the morning. Chance of precipitation is 10%.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 68. East northeast wind 3 to 6 mph.

Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 86. East wind 3 to 8 mph.

Mostly Clear on Sunday Night Sunday Night... Mostly clear, with a low around 63. East wind 5 to 7 mph, with gusts as high as 15 mph.

Mostly Sunny on Labor Day Labor Day... Mostly sunny, with a high near 86. East southeast wind 3 to 8 mph.

Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 66.

Mostly Sunny on Tuesday Tuesday... Mostly sunny, with a high near 91.

Cloudy on Tuesday Night Tuesday Night... Partly cloudy, with a low around 74.

Mostly Sunny on Wednesday Wednesday... Mostly sunny, with a high near 92.

20% chance of rain Wednesday Night Wednesday Night... A chance of showers. Partly cloudy, with a low around 70.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 86.

Current Radar Image


Sun Almanac for Oak Run, Illinois
Astronomical Sunrise 04:55 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 05:29 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 06:03 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 06:31 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 57 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 7:28 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 7:56 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 8:30 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 9:04 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 53 Minutes
Nautical Rise to Set: 15 Hours 1 Minutes
Astro Rise to Set: 16 Hours 9 Minutes

Click for yearly Sun Almanac for Oak Run
Moon Almanac for Oak Run, Illinois
Moon Phase: Last Quarter
Moon Illumination: 46%
Moon Age: 22.5 Days
Moon is currently above the horizon
Distance from Moon to Earth: 225,990 miles
Upcoming Lunar Events for
Oak Run:
Next EventEvent TimeIllum

Moonset:03:04 pm Fri44.6%
Moonrise:11:48 pm Fri40.4%
High Moon:07:58 am Sat36.6%
Moonset:04:06 pm Sat32.9%
New Moon: Wed Aug 12
First Quarter: Wed Aug 19
Full Moon: Fri Aug 28
Last Quarter: Fri Sep 4
New Moon: Thu Sep 10
Click for Monthly Moon Almanac
Illinois' Current Temperatures
Illinois' Current Temperature Map


Illinois' Satellite ImageIllinois Satellite Image

Illinois' Current Wind DirectionIllinois' Current Wind Direction

National Summary
of upper and lower values of current conditions amongst 6562 locations
in the contiguous United States
High
Temp
97° Jonesboro, Arkansas
and 9 other locations
Low
Temp
39° Mullan Pass, Idaho
Wind
Speed
29mph Ennis Big Sky, Montana
Wind
Gust
38mph Cedar City, Utah
Wind
Chill
39° Berthoud Pass, Colorado
Heat
Index
114° Vidalia/Concordi, Louisiana
High
Pressure
30.70Hg Salida Mountain, Colorado
Low
Pressure
29.72Hg Havre, Montana
# Locations Reporting Rain 64
# Locations Reporting Thunderstorms / Lightning 31
# Locations Reporting Fog 6
Average Temperature in the Contiguous USA 80°
Illinois State Summary
of upper and lower values of current conditions amongst 54 locations
in Illinois
High
Temp
97° Salem-Leckrone Arpt
and 4 other locations
Low
Temp
73° Waukegan
Wind
Speed
21mph Chicago-Ohare
and 1 other location
Wind
Gust
29mph Chicago-Ohare
Heat
Index
110° Cairo
High
Pressure
30.04Hg Chicago/Wheeling
Low
Pressure
29.95Hg Moline
and 1 other location
Average temperature in Illinois 90°
# Locations Reporting Thunderstorms 1
# Locations Reporting VFR
(Visual Flight Rules)
54