National Weather Service Forecast for: Milan, IL
Issued by: National Weather Service Quad Cities/Davenport, IA/IL
Updated: 09/16/2026 11:01pm
Milan
 
  Thursday

Thursday: Patchy Fog then Mostly Cloudy
Patchy Fog then Mostly Cloudy
Friday

Friday: Chance Rain Showers
Chance Rain Showers
Saturday

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

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

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

Tuesday: Slight Chance Rain Showers
Slight Chance Rain Showers
Wednesday

Wednesday: Mostly Sunny
Mostly Sunny
  Hi 80 °F Hi 78 °F Hi 84 °F Hi 72 °F Hi 70 °F Hi 70 °F Hi 73 °F
 
Tonight

Tonight: Slight Chance Showers And Thunderstorms
Slight Chance Showers And T-Storms
Thursday
Night
Thursday Night: Mostly Cloudy
Mostly Cloudy
Friday
Night
Friday Night: Partly Cloudy then Chance Showers And Thunderstorms
Partly Cloudy then Chance Showers And T-Storms
Saturday
Night
Saturday Night: Chance Showers And Thunderstorms then Showers And Thunderstorms Likely
Chance Showers And T-Storms then Showers And T-Storms Likely
Sunday
Night
Sunday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Monday
Night
Monday Night: Chance Showers And Thunderstorms
Chance Showers And T-Storms
Tuesday
Night
Tuesday Night: Slight Chance Rain Showers
Slight Chance Rain Showers
 
Lo 67 °F Lo 65 °F Lo 70 °F Lo 66 °F Lo 61 °F Lo 58 °F Lo 57 °F  

Flood Watch issued September 16 at 5:10PM CDT until September 17 at 10:00AM CDT
Flood Watch issued September 16 at 12:32PM CDT until September 17 at 10:00AM CDT
 

Tonight
 
A slight chance of showers and thunderstorms before 1am, then showers and thunderstorms likely between 1am and 3am, then patchy fog and showers and thunderstorms. Some of the storms could produce heavy rain. Mostly cloudy, with a low around 67. East wind 0 to 5 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Thursday
 
Patchy fog and showers and thunderstorms before 7am, then patchy fog and showers and thunderstorms between 7am and noon. Some of the storms could produce heavy rain. Mostly cloudy. High near 80, with temperatures falling to around 78 in the afternoon. Northeast wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between 1 and 2 inches possible.
Thursday Night
 
Mostly cloudy, with a low around 65. Northeast wind around 5 mph.
Friday
 
A chance of rain showers before 1pm, then a chance of showers and thunderstorms between 1pm and 2pm. Mostly cloudy, with a high near 78. East wind 5 to 10 mph. Chance of precipitation is 50%.
Friday Night
 
A chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 70. Chance of precipitation is 30%.
Saturday
 
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 60%.
Saturday Night
 
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 66. Chance of precipitation is 60%.
Sunday
 
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 72. Chance of precipitation is 60%.
Sunday Night
 
A chance of showers and thunderstorms before 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Monday
 
Showers and thunderstorms likely. Mostly cloudy, with a high near 70. Chance of precipitation is 60%.
Monday Night
 
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 50%.
Tuesday
 
A slight chance of rain showers. Partly sunny, with a high near 70.
Tuesday Night
 
A slight chance of rain showers before 1am. Mostly cloudy, with a low around 57.
Wednesday
 
Mostly sunny, with a high near 73.

 

Forecast from NOAA-NWS for Milan, IL.