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

**Beyond the Warning Presentation in Oglesby on 3/10/2026 POSTPONED**

Due to the potential for severe thunderstorms on Tuesday, March 10th, the Beyond the Warning seminar in Oglesby, IL has been POSTPONED. We intend to reschedule this session later this spring. Read More >

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

A Few Clouds

68°F

20°C

Humidity 69%
Wind Speed S 18 G 28 mph
Barometer 29.71 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Last update 9 Mar 5:45 pm CDT
Extended Forecast for

Romeoville IL

  • Tonight

    Tonight: Partly cloudy, with a low around 51. South southwest wind around 10 mph, with gusts as high as 15 mph.

    Low: 51 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of drizzle between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 56. South southwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.

    High: 56 °F

    Patchy Fog
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 42. East northeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 42 °F

    T-storms

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm. High near 45. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 45 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 28. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 39. Breezy.

    Low: 39 °F

    Slight Chance
    Showers then
    Chance
    Showers and
    Breezy

  • Friday

    Friday: Partly sunny, with a high near 50. Breezy.

    High: 50 °F

    Partly Sunny
    and Breezy

  • Friday Night

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

    Low: 32 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 51. South southwest wind around 10 mph, with gusts as high as 15 mph.
Tuesday
A chance of drizzle between 2pm and 5pm, then a chance of showers and thunderstorms after 5pm. Patchy fog before 11am. Otherwise, partly sunny, with a high near 56. South southwest wind 5 to 10 mph becoming northeast in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 30%.
Tuesday Night
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 7pm. Low around 42. East northeast wind around 10 mph becoming northwest after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Showers and possibly a thunderstorm. High near 45. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Wednesday Night
Partly cloudy, with a low around 28. Northwest wind 5 to 15 mph, with gusts as high as 25 mph.
Thursday
Mostly sunny, with a high near 46.
Thursday Night
A 50 percent chance of showers, mainly after 1am. Cloudy, with a low around 39. Breezy.
Friday
Partly sunny, with a high near 50. Breezy.
Friday Night
Mostly cloudy, with a low around 32.
Saturday
Cloudy, with a high near 48.
Saturday Night
A chance of showers. Cloudy, with a low around 38.
Sunday
Rain and snow showers. Cloudy, with a high near 50. Breezy.
Sunday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 21.
Monday
Mostly cloudy, with a high near 32.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.65°N 88.07°W
Last Update:
3:46 pm CDT Mar 9, 2026
Forecast Valid:
6pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation