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

Hazardous Weather Conditions

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Light Snow Fog/Mist

27°F

-3°C

Humidity 100%
Wind Speed W 18 G 26 mph
Barometer 29.37 in
Dewpoint 27°F (-3°C)
Visibility 1.00 mi
Wind Chill14°F (-10°C)
Last update 16 Mar 3:15 am CDT
Extended Forecast for

Romeoville IL

Winter Weather Advisory until March 16, 01:00pm
Flood Advisory until March 16, 10:00am
Click here for hazard details and duration
Winter Weather Advisory
Flood Advisory
  •  
    Winter Weather Advisory until March 16, 01:00pm
    Flood Advisory until March 16, 10:00am

    NOW: Multiple hazards in effect

    Click HERE for Details

  • Overnight

    Low: 23 °F

    Snow and
    Patchy
    Blowing Snow

  • Monday

    Monday: Snow, mainly before 1pm. Patchy blowing snow. High near 24. Blustery, with a northwest wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 24 °F

    Snow and
    Patchy
    Blowing Snow

  • Monday Night

    Monday Night: A 20 percent chance of snow before 10pm. Patchy blowing snow before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 10. Wind chill values as low as -3. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 10 °F

    Slight Chance
    Snow and
    Patchy
    Blowing Snow

  • Tuesday

    Tuesday: Mostly sunny, with a high near 24. Wind chill values as low as -4. West northwest wind around 10 mph, with gusts as high as 20 mph.

    High: 24 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Snow, mainly after 1am. Low around 20. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.

    Low: 20 °F

    Chance Snow
    then Snow

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 43.

    High: 43 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Overnight
Snow. Patchy blowing snow. Low around 23. Blustery, with a northwest wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. Total nighttime snow accumulation of 1 to 2 inches possible.
Monday
Snow, mainly before 1pm. Patchy blowing snow. High near 24. Blustery, with a northwest wind around 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Monday Night
A 20 percent chance of snow before 10pm. Patchy blowing snow before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 10. Wind chill values as low as -3. Blustery, with a west northwest wind 15 to 20 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 24. Wind chill values as low as -4. West northwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday Night
Snow, mainly after 1am. Low around 20. South southeast wind 5 to 10 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Wednesday
Mostly cloudy, with a high near 43.
Wednesday Night
Mostly cloudy, with a low around 31.
Thursday
Mostly sunny, with a high near 54.
Thursday Night
Mostly cloudy, with a low around 36.
Friday
Mostly cloudy, with a high near 60.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly sunny, with a high near 62.
Saturday Night
Partly cloudy, with a low around 38.
Sunday
Partly sunny, with a high near 56.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Romeoville IL
 41.63°N 88.07°W
Last Update:
1:51 am CDT Mar 16, 2026
Forecast Valid:
3am CDT Mar 16, 2026-6pm CDT Mar 22, 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