National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 09/19/2026 10:36am
Milan
 
Today

Today: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Sunday

Sunday: Showers And Thunderstorms
Showers And T-Storms
Monday

Monday: Rain Showers Likely
Rain Showers Likely
Tuesday

Tuesday: Slight Chance Rain Showers
Slight Chance Rain Showers
Wednesday

Wednesday: Mostly Sunny
Mostly Sunny
Thursday

Thursday: Mostly Sunny
Mostly Sunny
Friday

Friday: Mostly Sunny
Mostly Sunny
 
Hi 83 °F Hi 71 °F Hi 64 °F Hi 63 °F Hi 67 °F Hi 68 °F Hi 72 °F  
 
Tonight

Tonight: Chance Showers And Thunderstorms then Showers And Thunderstorms
Chance Showers And T-Storms then Showers And T-Storms
Sunday
Night
Sunday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Monday
Night
Monday Night: Chance Rain Showers
Chance Rain Showers
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
Wednesday
Night
Wednesday Night: Partly Cloudy
Partly Cloudy
Thursday
Night
Thursday Night: Partly Cloudy
Partly Cloudy
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
 
Lo 65 °F Lo 58 °F Lo 53 °F Lo 50 °F Lo 52 °F Lo 55 °F Lo 55 °F  

Flood Watch issued September 19 at 10:29AM CDT until September 20 at 7:00AM CDT
Flood Watch issued September 19 at 1:45AM CDT until September 20 at 7:00AM CDT
 

Today
 
A slight chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 83. South wind around 10 mph. Chance of precipitation is 40%.
Tonight
 
A chance of showers and thunderstorms before 10pm, then showers and thunderstorms. Mostly cloudy. Low around 65, with temperatures rising to around 67 overnight. West wind 5 to 10 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
 
Showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms between 2pm and 3pm, then a chance of showers and thunderstorms. Mostly cloudy. High near 71, with temperatures falling to around 67 in the afternoon. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Monday
 
Rain showers likely. Mostly cloudy, with a high near 64. Chance of precipitation is 60%.
Monday Night
 
A chance of rain showers. Mostly cloudy, with a low around 53. Chance of precipitation is 50%.
Tuesday
 
A slight chance of rain showers before 1pm. Partly sunny, with a high near 63.
Tuesday Night
 
Partly cloudy, with a low around 50.
Wednesday
 
Mostly sunny, with a high near 67.
Wednesday Night
 
Partly cloudy, with a low around 52.
Thursday
 
Mostly sunny, with a high near 68.
Thursday Night
 
Partly cloudy, with a low around 55.
Friday
 
Mostly sunny, with a high near 72.
Friday Night
 
Partly cloudy, with a low around 55.

 

Forecast from NOAA-NWS for Milan, IL.