National Weather Service Forecast for: 2 Miles SE Belleville IL
Issued by: National Weather Service Saint Louis, MO
Updated: 8:21 am CDT May 26, 2026
 
Today

Today: A 20 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. East wind 3 to 7 mph.
Cloudy then
Slight Chance
T-storms
 Tonight

Tonight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Chance
Showers
 Wednesday

Wednesday: A slight chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.
Slight Chance
T-storms
 Wednesday
Night
Wednesday Night: Partly cloudy, with a low around 64. Light northeast wind.
Partly Cloudy

 Thursday

Thursday: Partly sunny, with a high near 84. Light northeast wind becoming east 5 to 9 mph in the morning.
Partly Sunny

 Thursday
Night
Thursday Night: Mostly cloudy, with a low around 64.
Mostly Cloudy

 Friday

Friday: Mostly cloudy, with a high near 80.
Mostly Cloudy

 Friday
Night
Friday Night: Mostly cloudy, with a low around 61.
Mostly Cloudy

 Saturday

Saturday: Partly sunny, with a high near 81.
Partly Sunny
Hi 79 °F Lo 64 °F Hi 83 °F Lo 64 °F Hi 84 °F Lo 64 °F Hi 80 °F Lo 61 °F Hi 81 °F

Hazardous Weather Outlook
 

Today
 
 A 20 percent chance of showers and thunderstorms after 2pm. Mostly cloudy, with a high near 79. East wind 3 to 7 mph.
Tonight
 
 A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
 
 A slight chance of showers, with thunderstorms also possible after 10am. Partly sunny, with a high near 83. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 20%.
Wednesday Night
 
 Partly cloudy, with a low around 64. Light northeast wind.
Thursday
 
 Partly sunny, with a high near 84. Light northeast wind becoming east 5 to 9 mph in the morning.
Thursday Night
 
 Mostly cloudy, with a low around 64.
Friday
 
 Mostly cloudy, with a high near 80.
Friday Night
 
 Mostly cloudy, with a low around 61.
Saturday
 
 Partly sunny, with a high near 81.
Saturday Night
 
 Partly cloudy, with a low around 60.
Sunday
 
 Mostly sunny, with a high near 80.
Sunday Night
 
 Partly cloudy, with a low around 59.
Monday
 
 Mostly sunny, with a high near 81.

 

Forecast from NOAA-NWS for 2 Miles SE Belleville IL.