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

Heavy Rain and Mountain Snow For the West Coast; Lake Effect Snow in the Great Lakes

A series of Pacific storms will deliver multiple rounds of heavy rain and mountain snow Wednesday into the Thanksgiving holiday weekend. There is an elevated concern for flash flooding, mudslides and debris flows near wildfire burn scars in California. A weak storm system will cross the Great Lakes Wednesday with accumulating Lake Effect snow. Read More >

Current conditions at

Lewis University Airport (KLOT)

Lat: 41.6°NLon: 88.1°WElev: 669ft.

Fair

29°F

-2°C

Humidity 76%
Wind Speed W 9 mph
Barometer 30.17 in
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 20 Nov 5:35 pm CST
Extended Forecast for

Romeoville IL

  • Tonight

    Tonight: Mostly cloudy, with a low around 26. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.

    Mostly Cloudy

    Low: 26 °F

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 35. West wind around 5 mph becoming northeast in the afternoon.

    Mostly Cloudy

    High: 35 °F

  • Wednesday
    Night

    Wednesday Night: Partly cloudy, with a low around 24. Northeast wind around 5 mph becoming east southeast after midnight.

    Partly Cloudy

    Low: 24 °F

  • Thanksgiving
    Day

    Thanksgiving Day: Partly sunny, with a high near 37. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Partly Sunny

    High: 37 °F

  • Thursday
    Night

    Thursday Night: Mostly clear, with a low around 30. South southeast wind around 10 mph, with gusts as high as 15 mph.

    Mostly Clear

    Low: 30 °F

  • Friday

    Friday: A 20 percent chance of rain after noon. Partly sunny, with a high near 46.

    Mostly Sunny
    then Slight
    Chance Rain

    High: 46 °F

  • Friday
    Night

    Friday Night: Rain. Low around 40. Chance of precipitation is 80%.

    Rain

    Low: 40 °F

  • Saturday

    Saturday: A chance of rain before noon. Mostly cloudy, with a high near 49.

    Chance Rain
    then Mostly
    Cloudy

    High: 49 °F

  • Saturday
    Night

    Saturday Night: Mostly cloudy, with a low around 37.

    Mostly Cloudy

    Low: 37 °F

Detailed Forecast

Tonight
Mostly cloudy, with a low around 26. West southwest wind 5 to 15 mph, with gusts as high as 20 mph.
Wednesday
Mostly cloudy, with a high near 35. West wind around 5 mph becoming northeast in the afternoon.
Wednesday Night
Partly cloudy, with a low around 24. Northeast wind around 5 mph becoming east southeast after midnight.
Thanksgiving Day
Partly sunny, with a high near 37. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
Mostly clear, with a low around 30. South southeast wind around 10 mph, with gusts as high as 15 mph.
Friday
A 20 percent chance of rain after noon. Partly sunny, with a high near 46.
Friday Night
Rain. Low around 40. Chance of precipitation is 80%.
Saturday
A chance of rain before noon. Mostly cloudy, with a high near 49.
Saturday Night
Mostly cloudy, with a low around 37.
Sunday
A chance of rain after noon. Mostly cloudy, with a high near 48.
Sunday Night
Rain and snow. Cloudy, with a low around 36.
Monday
A chance of rain and snow. Cloudy, with a high near 41.
Monday Night
A chance of rain and snow. Mostly cloudy, with a low around 25.
Tuesday
A chance of snow. Mostly cloudy, with a high near 33.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Romeoville IL
 41.63°N 88.1°W
Last Update:
4:16 pm CST Nov 20, 2018
Forecast Valid:
5pm CST Nov 20, 2018-6pm CST Nov 27, 2018
 
Forecast Discussion
 
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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