Alton, Illinois Weather
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Weather Forecast for Alton, Illinois : Madison County
Issued: 11:44 pm CDT May 19, 2019 Latitude: 38.8906038 Longitude: -90.1842764 View on Google Maps

MouseOver for Detail Forecast
Overnight Monday Tuesday Wednesday Thursday Friday Saturday Sunday
Mostly Clear on Overnight Mostly Sunny on Monday Mostly Cloudy on Tuesday Sunny on Wednesday 30% chance of thunderstorms on Thursday 20% chance of thunderstorms on Friday 30% chance of thunderstorms on Saturday 40% chance of thunderstorms on Sunday
Low: 52°F High: 68°F High: 76°F High: 87°F High: 90°F High: 87°F High: 82°F High: 80°F
Low: 53°F Low: 62°F Low: 69°F Low: 68°F Low: 68°F Low: 64°F  
Mostly Clear Mostly Sunny Mostly Cloudy Sunny Thunderstorms Thunderstorms Thunderstorms Thunderstorms
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Mostly Clear on Overnight Overnight... Mostly clear, with a low around 52. West wind 5 to 7 mph.

Mostly Sunny on Monday Monday... Mostly sunny, with a high near 68. Northwest wind 7 to 9 mph.

30% chance of thunderstorms Monday Night Monday Night... A 30 percent chance of showers and thunderstorms, mainly after 1am. Mostly cloudy, with a low around 53. East wind 7 to 13 mph, with gusts as high as 22 mph.

Mostly Cloudy on Tuesday Tuesday... Mostly cloudy, with a high near 76. Southeast wind 14 to 18 mph, with gusts as high as 31 mph.

90% chance of thunderstorms Tuesday Night Tuesday Night... Showers and thunderstorms, mainly before 1am. Some of the storms could produce heavy rainfall. Low around 62. Breezy, with a southeast wind 15 to 20 mph decreasing to 7 to 12 mph after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 90%.

Sunny on Wednesday Wednesday... Sunny, with a high near 87.

Cloudy on Wednesday Night Wednesday Night... Partly cloudy, with a low around 69.

30% chance of thunderstorms Thursday Thursday... A 30 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90.

Cloudy on Thursday Night Thursday Night... Partly cloudy, with a low around 68.

20% chance of thunderstorms Friday Friday... A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.

Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 68.

30% chance of thunderstorms Saturday Saturday... A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 82.

Mostly Cloudy on Saturday Night Saturday Night... Mostly cloudy, with a low around 64.

40% chance of thunderstorms Sunday Sunday... A 40 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 80.

Current Radar Image


Sun Almanac for Alton, Illinois
Sunrise: 05:44 AM
Sunset: 8:10 PM
Civil Sunrise:05:14 AM
Civil Sunset: 8:41 PM
Nautical Sunrise: 04:36 AM
Nautical Sunset: 9:19 PM
Astro Sunrise: 03:54 AM
Astro Sunset: 10:00 PM
Moon Almanac for Alton, Illinois
Moon Phase: Full Moon
Moon Illumination: 98%
Moon Age: 16.1 Days
Moon is currently above the horizon
Distance from Moon to Earth: 241,153 miles
Upcoming Lunar Events for
Alton:
Next EventEvent TimeIllum

High Moon:02:13 am Mon97.8%
Moonset:07:13 am Mon97.1%
Moonrise:10:11 pm Mon94.5%
High Moon:03:06 am Tue93.5%
Moonset:08:00 am Tue92.4%
New Moon: Sat May 4
First Quarter: Sat May 11
Full Moon: Sat May 18
Last Quarter: Sun May 26
New Moon: Mon Jun 3
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.