National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Joliet Regional Airport (KJOT)

Lat: 41.52°NLon: 88.18°WElev: 572ft.

Overcast

37°F

3°C

Humidity 77%
Wind Speed E 15 G 20 mph
Barometer 30.03 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill28°F (-2°C)
Last update 14 Mar 6:55 pm CDT
Extended Forecast for

Preston Heights IL

  • Tonight

    Tonight: Cloudy, with a temperature rising to around 41 by 5am. East southeast wind around 15 mph, with gusts as high as 25 mph.

    Low: 37 °F⇑

    Cloudy

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 60. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 60 °F

    Showers and
    Breezy

  • Sunday Night

    Sunday Night: Rain showers before midnight, then rain showers, possibly mixed with snow and sleet between midnight and 1am, then snow after 1am. Patchy blowing snow after 2am. Low around 23. Windy, with a southwest wind 20 to 30 mph becoming northwest after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 2 inches possible.

    Low: 23 °F

    Showers and
    Breezy then
    Wintry Mix
    and Patchy
    Blowing Snow

  • Monday

    Monday: Snow likely, mainly before 1pm. Patchy blowing snow. Cloudy, with a high near 25. Windy, with a west northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 25 °F

    Snow Likely
    and Patchy
    Blowing Snow

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 30 mph.

    Low: 11 °F

    Mostly Cloudy
    and Blustery
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 26.

    High: 26 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.

    Low: 22 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Wednesday

    Wednesday: Partly sunny, with a high near 46.

    High: 46 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 32.

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Cloudy, with a temperature rising to around 41 by 5am. East southeast wind around 15 mph, with gusts as high as 25 mph.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 60. Breezy, with a south wind 15 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Rain showers before midnight, then rain showers, possibly mixed with snow and sleet between midnight and 1am, then snow after 1am. Patchy blowing snow after 2am. Low around 23. Windy, with a southwest wind 20 to 30 mph becoming northwest after midnight. Winds could gust as high as 45 mph. Chance of precipitation is 100%. New snow and sleet accumulation of 1 to 2 inches possible.
Monday
Snow likely, mainly before 1pm. Patchy blowing snow. Cloudy, with a high near 25. Windy, with a west northwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Monday Night
Mostly cloudy, with a low around 11. Blustery, with a west northwest wind 15 to 25 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 26.
Tuesday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 22. Chance of precipitation is 70%.
Wednesday
Partly sunny, with a high near 46.
Wednesday Night
Mostly cloudy, with a low around 32.
Thursday
Mostly sunny, with a high near 58.
Thursday Night
Mostly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 60.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Mostly sunny, with a high near 62.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Preston Heights IL
 41.5°N 88.08°W
Last Update:
6:56 pm CDT Mar 14, 2026
Forecast Valid:
7pm CDT Mar 14, 2026-6pm CDT Mar 21, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation