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Weather Conditions for Fidelity, Illinois : Jersey County
Issued: 9:21 pm CDT Aug 30, 2026 Latitude: 39.1528243 Longitude: -90.1645547 View on Google Maps

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Tonight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Mostly Clear on Tonight Sunny on Monday Sunny on Tuesday Sunny on Wednesday Sunny on Thursday 20% chance of rain on Friday 20% chance of rain on Saturday Sunny on Sunday
Low: 71°F High: 96°F High: 99°F High: 98°F High: 96°F High: 94°F High: 92°F High: 89°F
Low: 75°F Low: 77°F Low: 77°F Low: 75°F Low: 72°F Low: 69°F  
Mostly Clear Sunny Sunny Sunny Sunny Rain Rain Sunny
Current Conditions at
ALTON - (KALN)
77°
Clear
as of 11:15 PM CDST
Rel. Humidity: 61%
Dew Point: 63°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
3 MPH
160° South
Cloud Level(s): Clear
Current Conditions at
ST CHARLES - (KSET)
73°
Clear
as of 10:54 PM CDST
Rel. Humidity: 78%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.06 in.
Flight Rule: VFR
Wind Data
3 MPH
050° Northeast
Cloud Level(s): Clear
Current Conditions at
LITCHFIELD MUNI ARP - (K3LF)
75°
Clear
as of 11:15 PM CDST
Rel. Humidity: 57%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.10 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
Current Conditions at
ST LOUIS - (KSTL)
86°
Partly Cloudy
as of 10:51 PM CDST
Rel. Humidity: 40%
Dew Point: 59°F
Visibility: 10 Miles
Pressure: 30.08 in.
Flight Rule: VFR
Wind Data
9 MPH
190° South
Cloud Level(s): Scattered at 25000ft
Mostly Clear on Tonight Tonight... Mostly clear, with a low around 71. South wind around 8 mph.

Sunny on Monday Monday... Sunny, with a high near 96. Heat index values as high as 100. Southwest wind 8 to 11 mph.

Mostly Clear on Monday Night Monday Night... Mostly clear, with a low around 75. South wind 5 to 7 mph.

Sunny on Tuesday Tuesday... Sunny and hot, with a high near 99. Heat index values as high as 102. Southwest wind 6 to 8 mph.

Mostly Clear on Tuesday Night Tuesday Night... Mostly clear, with a low around 77. South wind 3 to 7 mph.

Sunny on Wednesday Wednesday... Sunny and hot, with a high near 98.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 77.

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

20% chance of thunderstorms Thursday Night Thursday Night... A 20 percent chance of showers and thunderstorms after 1am. Mostly clear, with a low around 75.

20% chance of rain Friday Friday... A 20 percent chance of showers before 1pm. Sunny, with a high near 94.

20% chance of thunderstorms Friday Night Friday Night... A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 72.

20% chance of rain Saturday Saturday... A 20 percent chance of showers. Sunny, with a high near 92.

Mostly Clear on Saturday Night Saturday Night... Mostly clear, with a low around 69.

Sunny on Sunday Sunday... Sunny, with a high near 89.

Current Radar Image


Sun Almanac for Fidelity, Illinois
Astronomical Sunrise 05:05 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 06:10 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 06:37 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 42 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 7:19 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 7:46 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 8:18 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 8:51 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 36 Minutes
Nautical Rise to Set: 14 Hours 40 Minutes
Astro Rise to Set: 15 Hours 46 Minutes

Click for yearly Sun Almanac for Fidelity
Moon Almanac for Fidelity, Illinois
Moon Phase: Waning Crescent
Moon Illumination: 5%
Moon Age: 27.4 Days
Moon is currently below the horizon
Distance from Moon to Earth: 230,446 miles
Upcoming Lunar Events for
Fidelity:
Next EventEvent TimeIllum

Moonrise:04:48 am Wed4.0%
High Moon:11:48 am Wed2.8%
Moonset:06:35 pm Wed1.8%
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