Grafton, Illinois Weather
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Weather Forecast for Grafton, Illinois : Jersey County
Issued: 9:10 pm CDT Aug 15, 2022 Latitude: 38.9700484 Longitude: -90.4315046 View on Google Maps

MouseOver for Detail Forecast
Tonight Tuesday Wednesday Thursday Friday Saturday Sunday Monday
60% chance of rain on Tonight 90% chance of rain on Tuesday Sunny on Wednesday Sunny on Thursday 20% chance of thunderstorms on Friday 30% chance of thunderstorms on Saturday 30% chance of thunderstorms on Sunday 30% chance of rain on Monday
Low: 66°F High: 72°F High: 80°F High: 82°F High: 83°F High: 82°F High: 81°F High: 80°F
Low: 61°F Low: 62°F Low: 63°F Low: 65°F Low: 65°F Low: 66°F  
Rain Rain Sunny Sunny Thunderstorms Thunderstorms Thunderstorms Rain
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Current Conditions at
ST CHARLES - (KSET)
72°
Partly Cloudy
as of 9:54 PM CDST
Rel. Humidity: 78%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
5 MPH
030° Northeast
Cloud Level(s): Scattered at 12000ft
Current Conditions at
ST LOUIS - (KSTL)
75°
Cloudy
as of 9:51 PM CDST
Rel. Humidity: 69%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.05 in.
Flight Rule: VFR
Wind Data
3 MPH
Cloud Level(s): Scattered at 12000ft, Solid Overcast at 16000ft
Current Conditions at
ALTON - (KALN)
72°
Clear
as of 9:50 PM CDST
Rel. Humidity: 78%
Dew Point: 64°F
Visibility: 10 Miles
Pressure: 30.04 in.
Flight Rule: VFR
Wind Data
5 MPH
020° North
Cloud Level(s): Clear
Current Conditions at
SPIRIT OF ST LOUIS - (KSUS)
72°
Clear
as of 9:54 PM CDST
Rel. Humidity: 83%
Dew Point: 66°F
Visibility: 10 Miles
Pressure: 30.03 in.
Flight Rule: VFR
Wind Data
Calm
Cloud Level(s): Clear
60% chance of rain Tonight Tonight... Showers likely, mainly after 5am. Cloudy, with a low around 66. Northeast wind 3 to 7 mph. Chance of precipitation is 60%.

90% chance of rain Tuesday Tuesday... Showers, mainly before 4pm. High near 72. East wind 5 to 9 mph. Chance of precipitation is 90%.

20% chance of rain Tuesday Night Tuesday Night... A 20 percent chance of showers before 1am. Partly cloudy, with a low around 61. Light and variable wind becoming northeast 5 to 7 mph after midnight.

Sunny on Wednesday Wednesday... Sunny, with a high near 80. Northeast wind 6 to 8 mph.

Mostly Clear on Wednesday Night Wednesday Night... Mostly clear, with a low around 62. Northeast wind around 5 mph becoming calm in the evening.

Sunny on Thursday Thursday... Sunny, with a high near 82.

Mostly Clear on Thursday Night Thursday Night... Mostly clear, with a low around 63.

20% chance of thunderstorms Friday Friday... A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 83.

40% chance of thunderstorms Friday Night Friday Night... A chance of showers and thunderstorms. Partly cloudy, with a low around 65. Chance of precipitation is 40%.

30% chance of thunderstorms Saturday Saturday... A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 82. Chance of precipitation is 30%.

30% chance of thunderstorms Saturday Night Saturday Night... A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 65.

30% chance of thunderstorms Sunday Sunday... A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81.

20% chance of rain Sunday Night Sunday Night... A 20 percent chance of showers. Partly cloudy, with a low around 66.

30% chance of rain Monday Monday... A 30 percent chance of showers. Mostly sunny, with a high near 80.

Sun Almanac for Grafton, Illinois
Sunrise: 06:16 AM
Sunset: 7:57 PM
Civil Sunrise:05:47 AM
Civil Sunset: 8:25 PM
Nautical Sunrise: 05:13 AM
Nautical Sunset: 9:00 PM
Astro Sunrise: 04:36 AM
Astro Sunset: 9:36 PM
Moon Almanac for Grafton, Illinois
Moon Phase: Waning Gibbous
Moon Illumination: 79%
Moon Age: 19.2 Days
Moon is currently above the horizon
Distance from Moon to Earth: 238,859 miles
Upcoming Lunar Events for
Grafton:
Next EventEvent TimeIllum

High Moon:04:43 am Tue77.3%
Moonset:11:20 am Tue74.8%
Moonrise:10:43 pm Tue70.3%
High Moon:05:28 am Wed67.6%
Moonset:12:25 pm Wed64.8%
New Moon: Thu Jul 28
First Quarter: Fri Aug 5
Full Moon: Thu Aug 11
Last Quarter: Fri Aug 19
New Moon: Sat Aug 27
Any use of the information on this page is at your own risk. This information should not be relied upon in life-threatening situations, potential financial loss situations or in lieu of any officially disseminated information. Visit the National Weather Service for official information.