Today carries a thunderstorm chance.
- Rain
- 83%
- Humidity
- 85–100%
- Wind
- 23 mph
Current concerns
Outdoor planning
Now
- 73°Showers And Thunderstorms81% rain93% humidityGusts 15 mph
- 74°Showers And Thunderstorms Likely74% rain90% humidityGusts 16 mph
- 76°Showers And Thunderstorms83% rain85% humidityGusts 18 mph
- 76°Showers And Thunderstorms76% rain87% humidityGusts 20 mph
- 76°Showers And Thunderstorms Likely70% rain87% humidityGusts 20 mph
- 74°Showers And Thunderstorms Likely63% rain90% humidityGusts 21 mph
- 71°Showers And Thunderstorms Likely57% rain97% humidityGusts 20 mph
- 68°Showers And Thunderstorms Likely60% rain100% humidityGusts 20 mph
- 67°Showers And Thunderstorms Likely64% rain100% humidityGusts 21 mph
- 65°Rain Showers Likely57% rain100% humidityGusts 21 mph
- 63°Chance Rain Showers50% rain100% humidityGusts 23 mph
- 59°Chance Rain Showers37% rain100% humidityGusts 24 mph
- 56°Slight Chance Rain Showers17% rain100% humidityGusts 23 mph
- 54°Slight Chance Rain Showers15% rain100% humidityGusts 26 mph
- 51°Cloudy12% rain100% humidityGusts 28 mph
- 50°Cloudy8% rain100% humidityGusts 28 mph
- 48°Mostly Cloudy3% rain100% humidityGusts 29 mph
- 47°Cloudy2% rain100% humidityGusts 29 mph
- 46°Mostly Cloudy1% rain96% humidityGusts 30 mph
- 45°Partly Sunny0% rain100% humidityGusts 30 mph
- 49°Partly Sunny0% rain93% humidityGusts 31 mph
- 51°Partly Sunny0% rain86% humidityGusts 31 mph
- 53°Partly Sunny0% rain80% humidityGusts 31 mph
- 53°Partly Sunny5% rain77% humidityGusts 31 mph
A little farther out
The next five days
Friday looks breezy.
- Rain
- 38%
- Humidity
- 72–100%
- Wind
- 31 mph
Saturday looks fairly quiet.
- Rain
- 3%
- Humidity
- 42–96%
- Wind
- 20 mph
Sunday looks fairly quiet.
- Rain
- 0%
- Humidity
- 31–92%
- Wind
- 13 mph
Monday looks fairly quiet.
- Rain
- 0%
- Humidity
- 36–92%
- Wind
- 8 mph
- 76° / 63°Today carries a thunderstorm chance.83% rain · Humidity 85–100% · Wind 23 mph
- 59° / 44°Friday looks breezy.38% rain · Humidity 72–100% · Wind 31 mph
- 58° / 36°Saturday looks fairly quiet.3% rain · Humidity 42–96% · Wind 20 mph
- 68° / 34°Sunday looks fairly quiet.0% rain · Humidity 31–92% · Wind 13 mph
- 72° / 38°Monday looks fairly quiet.0% rain · Humidity 36–92% · Wind 8 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 1:45 PMAir near ground55 · Moderate US AQI
Rain, in motion · Past four hours
Mount Zion radar
Radar animation for Mount Zion, 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?
Conditions could spread a fire quickly.
Wind, gusts, or the combination of dry air and wind raises the concern.
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 7 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 Zion, 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.