Alta, Illinois Weather
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Weather Forecast for Alta, Illinois : Peoria County
Issued: 10:57 pm CDT May 31, 2025 Latitude: 40.8108703 Longitude: -89.6342645 View on Google Maps

MouseOver for Detail Forecast
Overnight Sunday Monday Tuesday Wednesday Thursday Friday Saturday
Cloudy on Overnight Mostly Sunny on Sunday Sunny on Monday 40% chance of on Tuesday 70% chance of thunderstorms on Wednesday 60% chance of thunderstorms on Thursday Partly Sunny on Friday 20% chance of on Saturday
Low: 53°F High: 80°F High: 87°F High: 86°F High: 78°F High: 75°F High: 78°F High: 80°F
Low: 58°F Low: 68°F Low: 66°F Low: 61°F Low: 58°F Low: 59°F  
Cloudy Mostly Sunny Sunny Partly Sunny Thunderstorms Thunderstorms Partly Sunny Partly Sunny
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Current Conditions at
PEORIA - (KPIA)
61°
Mostly Cloudy
as of 11:54 PM CDST
Rel. Humidity: 38%
Dew Point: 36°F
Visibility: 10 Miles
Pressure: 29.86 in.
Flight Rule: VFR
Wind Data
14 MPH
090° East
Cloud Level(s): Broken at 9500ft
Current Conditions at
LACON/MARSHALL COUNTY - (KC75)
57°
Cloudy
as of 11:55 PM CDST
Rel. Humidity: 33%
Dew Point: 28°F
Visibility: 10 Miles
Pressure: 29.87 in.
Flight Rule: VFR
Wind Data
3 MPH
130° Southeast
Cloud Level(s): Broken at 8500ft, Solid Overcast at 11000ft
Current Conditions at
GALESBURG - (KGBG)
64°
Clear
as of 11:55 PM CDST
Rel. Humidity: 52%
Dew Point: 46°F
Visibility: 10 Miles
Pressure: 29.85 in.
Flight Rule: VFR
Wind Data
7 MPH
090° East
Cloud Level(s): Clear
Current Conditions at
BLOOMINGTON - (KBMI)
55°
Mostly Cloudy
as of 11:56 PM CDST
Rel. Humidity: 32%
Dew Point: 27°F
Visibility: 10 Miles
Pressure: 29.89 in.
Flight Rule: VFR
Wind Data
9 MPH
100° East
Cloud Level(s): Broken at 8000ft
Cloudy on Overnight Overnight... Partly cloudy, with a low around 53. South southeast wind 3 to 7 mph.
Mostly Sunny on Sunday Sunday... Mostly sunny, with a high near 80. Light and variable wind becoming north around 5 mph in the afternoon.
Cloudy on Sunday Night Sunday Night... Partly cloudy, with a low around 58. Calm wind becoming south around 6 mph after midnight.
Sunny on Monday Monday... Sunny, with a high near 87. South wind 7 to 11 mph, with gusts as high as 20 mph.
Cloudy on Monday Night Monday Night... Partly cloudy, with a low around 68. South wind around 11 mph, with gusts as high as 22 mph.
40% chance of Tuesday Tuesday... A 40 percent chance of showers after 1pm. Partly sunny, with a high near 86. South southwest wind 14 to 18 mph, with gusts as high as 28 mph.
70% chance of thunderstorms Tuesday Night Tuesday Night... Showers and thunderstorms likely before 1am, then showers likely and possibly a thunderstorm after 1am. Cloudy, with a low around 66. South southwest wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
70% chance of thunderstorms Wednesday Wednesday... Showers likely, with thunderstorms also possible after 1pm. Cloudy, with a high near 78. Chance of precipitation is 70%.
60% chance of rain Wednesday Night Wednesday Night... Showers likely. Cloudy, with a low around 61. Chance of precipitation is 60%.
60% chance of thunderstorms Thursday Thursday... Showers likely and possibly a thunderstorm. Mostly cloudy, with a high near 75. Chance of precipitation is 60%.
20% chance of rain Thursday Night Thursday Night... A chance of showers. Mostly cloudy, with a low around 58.
Partly Sunny on Friday Friday... Partly sunny, with a high near 78.
Cloudy on Friday Night Friday Night... Partly cloudy, with a low around 59.
20% chance of Saturday Saturday... A chance of showers. Partly sunny, with a high near 80.
Current Radar Image


Sun Almanac for Alta, Illinois
Sunrise: 05:29 AM
Sunset: 8:24 PM
Civil Sunrise:04:56 AM
Civil Sunset: 8:57 PM
Nautical Sunrise: 04:15 AM
Nautical Sunset: 9:38 PM
Astro Sunrise: 03:27 AM
Astro Sunset: 10:26 PM
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.