Today carries a thunderstorm chance.
- Rain
- 86%
- Humidity
- 79–100%
- Wind
- 22 mph
Current concerns
Outdoor planning
Now
- 71°Patchy Fog82% rain97% humidityGusts 10 mph
- 75°Showers And Thunderstorms Likely68% rain87% humidityGusts 13 mph
- 77°Chance Showers And Thunderstorms52% rain85% humidityGusts 14 mph
- 78°Chance Showers And Thunderstorms40% rain88% humidityGusts 15 mph
- 79°Chance Showers And Thunderstorms36% rain82% humidityGusts 16 mph
- 79°Chance Showers And Thunderstorms32% rain82% humidityGusts 17 mph
- 79°Chance Showers And Thunderstorms35% rain82% humidityGusts 17 mph
- 79°Chance Showers And Thunderstorms44% rain79% humidityGusts 18 mph
- 77°Chance Showers And Thunderstorms45% rain82% humidityGusts 18 mph
- 73°Scattered Showers And Thunderstorms46% rain90% humidityGusts 17 mph
- 70°Chance Showers And Thunderstorms60% rain97% humidityGusts 18 mph
- 69°Chance Showers And Thunderstorms71% rain97% humidityGusts 21 mph
- 67°Scattered Rain Showers47% rain100% humidityGusts 22 mph
- 63°Scattered Rain Showers54% rain100% humidityGusts 22 mph
- 59°Chance Rain Showers60% rain100% humidityGusts 21 mph
- 56°Isolated Rain Showers21% rain100% humidityGusts 21 mph
- 54°Cloudy2% rain100% humidityGusts 20 mph
- 52°Cloudy1% rain100% humidityGusts 21 mph
- 51°Mostly Cloudy1% rain96% humidityGusts 21 mph
- 49°Mostly Cloudy0% rain96% humidityGusts 23 mph
- 47°Mostly Cloudy0% rain96% humidityGusts 24 mph
- 47°Partly Sunny0% rain89% humidityGusts 25 mph
- 45°Mostly Sunny0% rain93% humidityGusts 26 mph
- 49°Mostly Sunny0% rain86% humidityGusts 28 mph
A little farther out
The next five days
Friday has a real shower chance.
- Rain
- 60%
- Humidity
- 72–100%
- Wind
- 28 mph
Saturday looks fairly quiet.
- Rain
- 5%
- Humidity
- 46–100%
- Wind
- 15 mph
Sunday looks fairly quiet.
- Rain
- 0%
- Humidity
- 40–92%
- Wind
- 9 mph
Monday looks fairly quiet.
- Rain
- 1%
- Humidity
- 43–100%
- Wind
- 5 mph
- 79° / 63°Today carries a thunderstorm chance.86% rain · Humidity 79–100% · Wind 22 mph
- 59° / 45°Friday has a real shower chance.60% rain · Humidity 72–100% · Wind 28 mph
- 60° / 37°Saturday looks fairly quiet.5% rain · Humidity 46–100% · Wind 15 mph
- 67° / 37°Sunday looks fairly quiet.0% rain · Humidity 40–92% · Wind 9 mph
- 73° / 39°Monday looks fairly quiet.1% rain · Humidity 43–100% · Wind 5 mph
Environmental watch
Air quality + smoke
Air quality
Saint Louis area · Updated Thu 10:25 AMNo fresh outlook yet.
62 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 ground62 · Moderate US AQI
Rain, in motion · Past four hours
Defiance radar
Radar animation for Defiance, 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.
Nearby regional view
Explore St. Louis
About 25 miles away, the St. Louis hub looks more deeply at St. Louis, MO-IL. It reflects that wider area rather than Defiance’s exact conditions.
About these readingsSources and local limits
Weather
Forecasts, alerts, and radar come from NOAA and the National Weather Service.
Air quality
This reading describes Saint Louis area, about 4 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 Defiance, MO, 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.