No Watches or Warnings for Nilwood
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Weather Conditions for Nilwood, Illinois : Macoupin County
Issued: 8:51 am CDT Sep 16, 2026 Latitude: 39.3981062 Longitude: -89.8087086 View on Google Maps

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Today Tonight Thursday Friday Saturday Sunday Monday Tuesday
30% chance of thunderstorms on Today 20% chance of thunderstorms on Tonight Mostly Sunny on Thursday 20% chance of thunderstorms on Friday Mostly Sunny on Saturday 40% chance of thunderstorms on Sunday 30% chance of thunderstorms on Monday 20% chance of rain on Tuesday
High: 91°F Low: 72°F High: 94°F High: 92°F High: 95°F High: 88°F High: 83°F High: 80°F
Low: 69°F Low: 70°F Low: 69°F Low: 65°F Low: 61°F  
Thunderstorms Thunderstorms Mostly Sunny Thunderstorms Mostly Sunny Thunderstorms Thunderstorms Rain
Current Conditions at
LITCHFIELD MUNI ARP - (K3LF)
81°
Partly Cloudy
as of 10:15 AM CDST
Rel. Humidity: 69%
Dew Point: 70°F
Visibility: 10 Miles
Pressure: 30.29 in.
Flight Rule: VFR
Wind Data
5 MPH
100° East
Cloud Level(s): Scattered at 5000ft
Current Conditions at
SPRINGFIELD - (KSPI)
75°
Mostly Cloudy
as of 10:10 AM CDST
Rel. Humidity: 94%
Dew Point: 73°F
Visibility: 10 Miles
Pressure: 30.26 in.
Flight Rule: IFR
Wind Data
5 MPH
Cloud Level(s): Broken at 600ft, Broken at 11000ft
Current Conditions at
ST CHARLES - (KSET)
79°
Clear
as of 9:54 AM CDST
Rel. Humidity: 78%
Dew Point: 72°F
Visibility: 10 Miles
Pressure: 30.25 in.
Flight Rule: VFR
Wind Data
5 MPH
100° East
Cloud Level(s): Clear
30% chance of thunderstorms Today Today... A 30 percent chance of showers and thunderstorms, mainly before 3pm. Mostly sunny, with a high near 91. Light and variable wind.

20% chance of thunderstorms Tonight Tonight... A slight chance of showers and thunderstorms between 7pm and 9pm. Partly cloudy, with a low around 72. Light and variable wind. Chance of precipitation is 20%.

Mostly Sunny on Thursday Thursday... Mostly sunny, with a high near 94. Heat index values as high as 102. Light and variable wind becoming west around 5 mph.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 69. Light and variable wind.

20% chance of thunderstorms Friday Friday... A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. East wind around 5 mph becoming south in the afternoon.

Mostly Clear on Friday Night Friday Night... Mostly clear, with a low around 70.

Mostly Sunny on Saturday Saturday... Mostly sunny, with a high near 95.

50% chance of thunderstorms Saturday Night Saturday Night... A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 69.

40% chance of thunderstorms Sunday Sunday... A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 88.

30% chance of thunderstorms Sunday Night Sunday Night... A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

30% chance of thunderstorms Monday Monday... A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 83.

30% chance of rain Monday Night Monday Night... A 30 percent chance of showers. Partly cloudy, with a low around 61.

20% chance of rain Tuesday Tuesday... A 20 percent chance of showers. Mostly sunny, with a high near 80.

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

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Sun Almanac for Nilwood, Illinois
Astronomical Sunrise 05:11 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 05:43 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 06:15 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 06:42 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 7:06 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 8:05 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 8:37 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 22 Minutes
Astro Rise to Set: 15 Hours 26 Minutes

Click for yearly Sun Almanac for Nilwood
Moon Almanac for Nilwood, Illinois
Moon Phase: Waxing Crescent
Moon Illumination: 30%
Moon Age: 5.39 Days
Moon is currently below the horizon
Distance from Moon to Earth: 249,973 miles
Upcoming Lunar Events for
Nilwood:
Next EventEvent TimeIllum

Moonrise:12:37 pm Wed29.8%
High Moon:05:14 pm Wed31.5%
Moonset:09:47 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