National Weather Service Forecast for: De Kalb IL
Issued by: National Weather Service Chicago, IL
Updated: 10:42 pm CST Dec 25, 2024
 
Tonight

Tonight: Patchy drizzle.  Areas of dense fog.  Otherwise, cloudy, with a low around 34. East southeast wind around 5 mph.
Patchy
Drizzle and
Areas Dense
Fog
Thursday

Thursday: Patchy drizzle.  Areas of dense fog before 3pm.  Otherwise, cloudy, with a high near 44. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Patchy
Drizzle and
Areas Dense
Fog
Thursday
Night
Thursday Night: Rain likely, mainly after midnight.  Cloudy, with a low around 40. South southeast wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Chance Rain
then Rain
Likely
Friday

Friday: Rain.  High near 48. East southeast wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%.
Rain

Friday
Night
Friday Night: Rain likely, mainly before midnight.  Cloudy, with a low around 43. South wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 60%.
Rain Likely

Saturday

Saturday: A 40 percent chance of rain, mainly after noon.  Cloudy, with a high near 49.
Chance Rain

Saturday
Night
Saturday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 36.
Slight Chance
Rain

Sunday

Sunday: Mostly cloudy, with a high near 44.
Mostly Cloudy

Sunday
Night
Sunday Night: Mostly cloudy, with a low around 31.
Mostly Cloudy

Lo 34 °F Hi 44 °F Lo 40 °F Hi 48 °F Lo 43 °F Hi 49 °F Lo 36 °F Hi 44 °F Lo 31 °F

Hazardous Weather Outlook
 

Tonight
 
Patchy drizzle. Areas of dense fog. Otherwise, cloudy, with a low around 34. East southeast wind around 5 mph.
Thursday
 
Patchy drizzle. Areas of dense fog before 3pm. Otherwise, cloudy, with a high near 44. Southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Thursday Night
 
Rain likely, mainly after midnight. Cloudy, with a low around 40. South southeast wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Friday
 
Rain. High near 48. East southeast wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%.
Friday Night
 
Rain likely, mainly before midnight. Cloudy, with a low around 43. South wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Saturday
 
A 40 percent chance of rain, mainly after noon. Cloudy, with a high near 49.
Saturday Night
 
A 20 percent chance of rain. Mostly cloudy, with a low around 36.
Sunday
 
Mostly cloudy, with a high near 44.
Sunday Night
 
Mostly cloudy, with a low around 31.
Monday
 
Mostly cloudy, with a high near 42.
Monday Night
 
A chance of rain. Mostly cloudy, with a low around 33.
Tuesday
 
A chance of rain. Mostly cloudy, with a high near 38.
Tuesday Night
 
Mostly cloudy, with a low around 27.
New Year's Day
 
Partly sunny, with a high near 33.

 

Forecast from NOAA-NWS for De Kalb IL.