Outdoor conditions in

Affton

Missouri
Air qualityAir quality is moderate at the official reporting area.Air near ground level
Now
  1. 69°Showers And Thunderstorms Likely59% rain97% humidityGusts 6 mph
  2. 70°Showers And Thunderstorms Likely66% rain97% humidityGusts 8 mph
  3. 69°Showers And Thunderstorms Likely71% rain100% humidityGusts 9 mph
  4. 72°Patchy Fog72% rain93% humidityGusts 10 mph
  5. 75°Showers And Thunderstorms Likely61% rain87% humidityGusts 12 mph
  6. 78°Chance Showers And Thunderstorms53% rain82% humidityGusts 13 mph
  7. 79°Chance Showers And Thunderstorms45% rain82% humidityGusts 14 mph
  8. 81°Chance Showers And Thunderstorms39% rain77% humidityGusts 15 mph
  9. 81°Chance Showers And Thunderstorms36% rain77% humidityGusts 16 mph
  10. 81°Chance Showers And Thunderstorms35% rain77% humidityGusts 17 mph
  11. 81°Chance Showers And Thunderstorms42% rain74% humidityGusts 17 mph
  12. 79°Chance Showers And Thunderstorms44% rain79% humidityGusts 17 mph
  13. 76°Scattered Showers And Thunderstorms47% rain85% humidityGusts 17 mph
  14. 73°Scattered Showers And Thunderstorms51% rain90% humidityGusts 18 mph
  15. 71°Chance Showers And Thunderstorms61% rain93% humidityGusts 18 mph
  16. 70°Scattered Showers And Thunderstorms52% rain97% humidityGusts 21 mph
  17. 66°Scattered Rain Showers54% rain97% humidityGusts 23 mph
  18. 63°Chance Rain Showers65% rain97% humidityGusts 23 mph
  19. 59°Scattered Rain Showers29% rain100% humidityGusts 23 mph
  20. 58°Cloudy10% rain96% humidityGusts 24 mph
  21. 56°Mostly Cloudy3% rain93% humidityGusts 23 mph
  22. 54°Mostly Cloudy2% rain93% humidityGusts 22 mph
  23. 52°Mostly Cloudy1% rain96% humidityGusts 22 mph
  24. 51°Mostly Cloudy0% rain93% humidityGusts 23 mph

No suitable complete window was found within these hours. Try a shorter visit or a wider search.

Extra care for

A little farther out

The next five days

Today

Today carries a thunderstorm chance.

Rain
72%
Humidity
74–100%
Wind
23 mph
Fri

Friday has a real shower chance.

Rain
65%
Humidity
67–100%
Wind
28 mph
Sat

Saturday looks fairly quiet.

Rain
4%
Humidity
44–93%
Wind
17 mph
Sun

Sunday looks fairly quiet.

Rain
0%
Humidity
40–86%
Wind
9 mph
Mon

Monday looks fairly quiet.

Rain
0%
Humidity
42–93%
Wind
5 mph
  1. 81° / 66°Today carries a thunderstorm chance.72% rain · Humidity 74–100% · Wind 23 mph
  2. 63° / 49°Friday has a real shower chance.65% rain · Humidity 67–100% · Wind 28 mph
  3. 60° / 41°Saturday looks fairly quiet.4% rain · Humidity 44–93% · Wind 17 mph
  4. 66° / 40°Sunday looks fairly quiet.0% rain · Humidity 40–86% · Wind 9 mph
  5. 71° / 42°Monday looks fairly quiet.0% rain · Humidity 42–93% · Wind 5 mph

Environmental watch

Air quality + smoke

Air quality

St. Louis (Metro-east) area · Updated Thu 7:25 AM
59ModerateUS AQI

No fresh outlook yet.

59 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 1:46 AM

Air near ground59 · Moderate US AQI

Rain, in motion · Past four hours

Affton radar

Ready when you areSee what is moving toward Affton.

Watch the last four hours of rain, then search any nearby trail, lake, or address.

View the official forecast ↗

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.
Selected timeNowUse caution

Thunder is possible.

Humidity
97%
Wind
3 mph
Gusts
6 mph

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 13 miles away, the St. Louis hub looks more deeply at St. Louis, MO-IL. It reflects that wider area rather than Affton’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 St. Louis (Metro-east) area, about 19 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 Affton, 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.