Today carries a thunderstorm chance.
- Rain
- 87%
- Humidity
- 87–100%
- Wind
- 25 mph
Current concerns
Outdoor planning
Now
- 73°Showers And Thunderstorms79% rain93% humidityGusts 15 mph
- 75°Showers And Thunderstorms Likely71% rain87% humidityGusts 16 mph
- 76°Showers And Thunderstorms75% rain87% humidityGusts 18 mph
- 76°Showers And Thunderstorms Likely70% rain90% humidityGusts 18 mph
- 76°Showers And Thunderstorms Likely66% rain87% humidityGusts 20 mph
- 75°Showers And Thunderstorms Likely60% rain87% humidityGusts 21 mph
- 71°Showers And Thunderstorms Likely55% rain100% humidityGusts 20 mph
- 68°Showers And Thunderstorms Likely59% rain100% humidityGusts 21 mph
- 67°Showers And Thunderstorms Likely63% rain100% humidityGusts 22 mph
- 66°Chance Rain Showers52% rain100% humidityGusts 22 mph
- 62°Chance Rain Showers42% rain100% humidityGusts 25 mph
- 60°Chance Rain Showers32% rain100% humidityGusts 26 mph
- 57°Cloudy14% rain100% humidityGusts 25 mph
- 54°Cloudy10% rain100% humidityGusts 28 mph
- 53°Cloudy5% rain96% humidityGusts 28 mph
- 51°Cloudy3% rain96% humidityGusts 28 mph
- 50°Mostly Cloudy1% rain93% humidityGusts 29 mph
- 49°Mostly Cloudy1% rain89% humidityGusts 29 mph
- 47°Partly Sunny0% rain89% humidityGusts 30 mph
- 46°Partly Sunny0% rain93% humidityGusts 30 mph
- 50°Mostly Sunny0% rain86% humidityGusts 31 mph
- 51°Mostly Sunny0% rain80% humidityGusts 31 mph
- 53°Partly Sunny0% rain74% humidityGusts 31 mph
- 54°Partly Sunny5% rain69% humidityGusts 31 mph
A little farther out
The next five days
Friday looks breezy.
- Rain
- 36%
- Humidity
- 66–100%
- Wind
- 31 mph
Saturday looks fairly quiet.
- Rain
- 3%
- Humidity
- 39–96%
- Wind
- 20 mph
Sunday looks fairly quiet.
- Rain
- 0%
- Humidity
- 31–89%
- Wind
- 13 mph
Monday looks fairly quiet.
- Rain
- 0%
- Humidity
- 33–96%
- Wind
- 7 mph
- 76° / 62°Today carries a thunderstorm chance.87% rain · Humidity 87–100% · Wind 25 mph
- 60° / 45°Friday looks breezy.36% rain · Humidity 66–100% · Wind 31 mph
- 59° / 36°Saturday looks fairly quiet.3% rain · Humidity 39–96% · Wind 20 mph
- 68° / 35°Sunday looks fairly quiet.0% rain · Humidity 31–89% · Wind 13 mph
- 73° / 38°Monday looks fairly quiet.0% rain · Humidity 33–96% · Wind 7 mph
Environmental watch
Air quality + smoke
Air quality
Decatur area · Updated Thu 1:25 PMNo fresh outlook yet.
55 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 7:45 AMAir near ground55 · Moderate US AQI
Rain, in motion · Past four hours
Mount Auburn radar
Radar animation for Mount Auburn, 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 Decatur area, about 17 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 Mount Auburn, 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.