National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 09/19/2026 5:36pm
Milan
 
  Sunday

Sunday: Showers And Thunderstorms Likely
Showers And T-Storms Likely
Monday

Monday: Rain Showers Likely
Rain Showers Likely
Tuesday

Tuesday: Rain Showers Likely
Rain Showers Likely
Wednesday

Wednesday: Partly Sunny
Partly Sunny
Thursday

Thursday: Partly Sunny
Partly Sunny
Friday

Friday: Partly Sunny
Partly Sunny
Saturday

Saturday: Mostly Sunny
Mostly Sunny
  Hi 69 °F Hi 63 °F Hi 62 °F Hi 65 °F Hi 68 °F Hi 71 °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 Rain Showers
Chance Rain Showers
Monday
Night
Monday Night: Rain Showers Likely
Rain Showers Likely
Tuesday
Night
Tuesday Night: Partly Cloudy
Partly Cloudy
Wednesday
Night
Wednesday Night: Partly Cloudy
Partly Cloudy
Thursday
Night
Thursday Night: Slight Chance Rain Showers
Slight Chance Rain Showers
Friday
Night
Friday Night: Partly Cloudy
Partly Cloudy
 
Lo 66 °F Lo 58 °F Lo 53 °F Lo 51 °F Lo 53 °F Lo 56 °F Lo 56 °F  

Flood Watch issued September 19 at 11:36AM CDT until September 20 at 7:00AM CDT
Flood Watch issued September 19 at 11:22AM CDT until September 20 at 7:00AM CDT
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
 

Tonight
 
A chance of showers and thunderstorms before 9pm, then showers and thunderstorms likely between 9pm and 10pm, then showers and thunderstorms likely between 10pm and 11pm, then showers and thunderstorms. Mostly cloudy. Low around 66, with temperatures rising to around 69 overnight. South wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between three quarters and one inch possible.
Sunday
 
Showers and thunderstorms likely. Mostly cloudy. High near 69, with temperatures falling to around 67 in the afternoon. Northeast wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between three quarters and one inch possible.
Sunday Night
 
A chance of rain showers. Mostly cloudy. Low around 58, with temperatures rising to around 60 overnight. Northeast wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 50%.
Monday
 
Rain showers likely. Mostly cloudy, with a high near 63. Northeast wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
 
Rain showers likely. Mostly cloudy, with a low around 53. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday
 
Rain showers likely before 1pm. Mostly cloudy, with a high near 62. Chance of precipitation is 60%.
Tuesday Night
 
Partly cloudy, with a low around 51.
Wednesday
 
Partly sunny, with a high near 65.
Wednesday Night
 
Partly cloudy, with a low around 53.
Thursday
 
Partly sunny, with a high near 68.
Thursday Night
 
A slight chance of rain showers between 7pm and 1am. Mostly cloudy, with a low around 56.
Friday
 
Partly sunny, with a high near 71.
Friday Night
 
Partly cloudy, with a low around 56.
Saturday
 
Mostly sunny, with a high near 72.

 

Forecast from NOAA-NWS for Milan, IL.