Today carries a thunderstorm chance.
- Rain
- 79%
- Humidity
- 82–100%
- Wind
- 22 mph
Current concerns
Outdoor planning
Now
- 81°Showers And Thunderstorms Likely55% rain82% humidityGusts 17 mph
- 80°Chance Showers And Thunderstorms51% rain85% humidityGusts 17 mph
- 80°Showers And Thunderstorms Likely61% rain82% humidityGusts 17 mph
- 79°Showers And Thunderstorms Likely57% rain82% humidityGusts 16 mph
- 73°Chance Showers And Thunderstorms40% rain100% humidityGusts 15 mph
- 71°Chance Showers And Thunderstorms45% rain100% humidityGusts 16 mph
- 70°Chance Showers And Thunderstorms52% rain100% humidityGusts 17 mph
- 69°Showers And Thunderstorms Likely57% rain100% humidityGusts 17 mph
- 67°Chance Showers And Thunderstorms53% rain100% humidityGusts 22 mph
- 63°Chance Showers And Thunderstorms51% rain100% humidityGusts 26 mph
- 59°Slight Chance Rain Showers22% rain100% humidityGusts 28 mph
- 57°Slight Chance Rain Showers15% rain96% humidityGusts 28 mph
- 55°Slight Chance Rain Showers18% rain93% humidityGusts 26 mph
- 53°Mostly Cloudy11% rain93% humidityGusts 25 mph
- 51°Cloudy8% rain96% humidityGusts 26 mph
- 50°Partly Sunny9% rain93% humidityGusts 25 mph
- 51°Mostly Cloudy5% rain83% humidityGusts 26 mph
- 49°Mostly Sunny1% rain86% humidityGusts 26 mph
- 51°Sunny0% rain80% humidityGusts 28 mph
- 53°Mostly Sunny0% rain71% humidityGusts 28 mph
- 54°Mostly Cloudy0% rain66% humidityGusts 29 mph
- 55°Mostly Cloudy0% rain64% humidityGusts 28 mph
- 55°Mostly Cloudy0% rain64% humidityGusts 26 mph
- 56°Mostly Cloudy4% rain62% humidityGusts 26 mph
A little farther out
The next five days
Friday has a real shower chance.
- Rain
- 51%
- Humidity
- 62–100%
- Wind
- 29 mph
Saturday looks fairly quiet.
- Rain
- 0%
- Humidity
- 41–96%
- Wind
- 18 mph
Sunday looks fairly quiet.
- Rain
- 0%
- Humidity
- 33–92%
- Wind
- 10 mph
Monday looks fairly quiet.
- Rain
- 0%
- Humidity
- 36–100%
- Wind
- 8 mph
- 81° / 67°Today carries a thunderstorm chance.79% rain · Humidity 82–100% · Wind 22 mph
- 63° / 47°Friday has a real shower chance.51% rain · Humidity 62–100% · Wind 29 mph
- 60° / 38°Saturday looks fairly quiet.0% rain · Humidity 41–96% · Wind 18 mph
- 67° / 35°Sunday looks fairly quiet.0% rain · Humidity 33–92% · Wind 10 mph
- 71° / 38°Monday looks fairly quiet.0% rain · Humidity 36–100% · Wind 8 mph
Environmental watch
Air quality + smoke
Air quality
St. Louis (Metro-east) area · Updated Thu 3:26 PMNo fresh outlook yet.
54 is in the Moderate range (51–100). Most people can be active outside; if you’re unusually sensitive to fine particles, consider a shorter or easier outing.
Sky check
No plume detected overhead
Satellite view · Updated Thu 1:45 PMAir near ground54 · Moderate US AQI
Rain, in motion · Past four hours
Trenton radar
Radar animation for Trenton, covering the past four hours. A marked spot changes the map view, not the forecast on this page.
Outdoor fire check
Thinking about a backyard fire?
Use extra caution.
There is no lower-concern three-hour stretch in the next 12 hours.
Next 12 hoursChoose a time to see what is driving the concern.
Check local rules. Weather is only part of the decision. Check city, county, and land-manager fire restrictions before lighting any outdoor fire.
About these readingsSources and local limits
Weather
Forecasts, alerts, and radar come from NOAA and the National Weather Service.
Air quality
This reading describes St. Louis (Metro-east) area, about 16 miles away. Conditions can differ at this exact spot.
Smoke
Satellite imagery shows smoke overhead. It cannot tell us how much smoke has reached breathing level.
This page represents Trenton, IL, so conditions can vary from street to street. Environmental data: AirNow · participating air agencies · preliminary real-time US AQI · NOAA Hazard Mapping System · satellite-observed smoke.