Baldwin, IL Weather Forecast
Quick Weather Clicks
Settings
Sun & Moon
Baldwin Weather Forecast
| TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
| Chance of T-Storm | Chance of T-Storm | Chance of T-Storm | Partly Sunny | Partly Cloudy | Mostly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 69°FLo: 21°C | Hi: 81°FHi: 27°C | Lo: 61°FLo: 16°C | Hi: 75°FHi: 24°C | Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C | Lo: 51°FLo: 11°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 75°FHi: 24°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Hi: 79°FHi: 26°C Lo: 55°FLo: 13°C | Lo: 55°FLo: 13°C |
| POP: 50% | POP: 40% | POP: 20% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 948 PM CDT Sun Sep 20 2026 

Baldwin Radar Loop
Use the map search tool if you want to place a location marker on the radar map...
Baldwin Weather Map
Baldwin Quick Facts
Baldwin Forecast Discussion
Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1043 PM CDT Sun Sep 20 2026
Key Messages
- A cold front will move through the region tonight bringing showers and thunderstorms to the area.
- Starting Tuesday, seasonably cool temperatures and dry conditions are forecast for the remainder of the work week.
Aviation
/00Z TAFS THROUGH 06Z TUESDAY/... Issued at 1036 PM CDT Sun Sep 20 2026
Showers and a few thunderstorms will continue to affect the St. Louis area metro terminals through 07-09Z and COU/JEF through 07Z. Heavier showers and thunderstorms will have the potential to reduc...
Weather World