Outdoor conditions in

Westchester

Illinois

Current concerns

Outdoor planning

Now
  1. 62°Showers And Thunderstorms88% rain93% humidityGusts 13 mph
  2. 62°Showers And Thunderstorms83% rain97% humidityGusts 13 mph
  3. 62°Showers And Thunderstorms79% rain99% humidityGusts 9 mph
  4. 62°Rain Showers Likely63% rain98% humidityGusts 13 mph
  5. 63°Chance Rain Showers47% rain98% humidityGusts 13 mph
  6. 63°Chance Rain Showers35% rain95% humidityGusts 16 mph
  7. 63°Slight Chance Rain Showers23% rain93% humidityGusts 22 mph
  8. 62°Slight Chance Rain Showers18% rain92% humidityGusts 25 mph
  9. 60°Cloudy14% rain94% humidityGusts 28 mph
  10. 58°Cloudy10% rain93% humidityGusts 29 mph
  11. 56°Cloudy8% rain92% humidityGusts 30 mph
  12. 54°Mostly Cloudy6% rain90% humidityGusts 30 mph
  13. 53°Cloudy4% rain87% humidityGusts 30 mph
  14. 52°Mostly Cloudy1% rain86% humidityGusts 29 mph
  15. 51°Cloudy0% rain85% humidityGusts 28 mph
  16. 50°Mostly Cloudy0% rain85% humidityGusts 29 mph
  17. 50°Mostly Cloudy0% rain86% humidityGusts 29 mph
  18. 49°Partly Sunny0% rain90% humidityGusts 28 mph
  19. 50°Mostly Cloudy4% rain86% humidityGusts 28 mph
  20. 51°Mostly Cloudy10% rain83% humidityGusts 28 mph
  21. 52°Slight Chance Rain Showers21% rain82% humidityGusts 29 mph
  22. 53°Rain Showers Likely60% rain78% humidityGusts 30 mph
  23. 54°Rain Showers Likely60% rain74% humidityGusts 31 mph
  24. 54°Rain Showers Likely60% rain71% humidityGusts 33 mph
Extra care for

A little farther out

The next five days

Today

Today looks wet for a meaningful stretch.

Rain
88%
Humidity
89–99%
Wind
25 mph
Fri

Friday has a real shower chance.

Rain
60%
Humidity
69–94%
Wind
35 mph
Sat

Saturday looks fairly quiet.

Rain
1%
Humidity
46–74%
Wind
23 mph
Sun

Sunday looks fairly quiet.

Rain
0%
Humidity
39–69%
Wind
23 mph
Mon

Monday looks fairly quiet.

Rain
0%
Humidity
45–72%
Wind
12 mph
  1. 63° / 61°Today looks wet for a meaningful stretch.88% rain · Humidity 89–99% · Wind 25 mph
  2. 60° / 44°Friday has a real shower chance.60% rain · Humidity 69–94% · Wind 35 mph
  3. 57° / 40°Saturday looks fairly quiet.1% rain · Humidity 46–74% · Wind 23 mph
  4. 64° / 42°Sunday looks fairly quiet.0% rain · Humidity 39–69% · Wind 23 mph
  5. 67° / 44°Monday looks fairly quiet.0% rain · Humidity 45–72% · Wind 12 mph

Environmental watch

Air quality + smoke

Air quality

South and West Suburbs (Chicago) area · Updated Thu 4:25 PM
56ModerateUS AQI

No fresh outlook yet.

56 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 PM

Air near ground56 · Moderate US AQI

Rain, in motion · Past four hours

Westchester radar

Radar animation for Westchester, 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.
Selected timeNowUse caution

Sustained wind is 10 mph. Thunder is possible.

Humidity
93%
Wind
10 mph
Gusts
13 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 Chicago-Naperville-Elgin

About 7 miles away, the Chicago-Naperville-Elgin hub looks more deeply at Chicago-Naperville-Elgin, IL-IN. It reflects that wider area rather than Westchester’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 South and West Suburbs (Chicago) area, about 11 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 Westchester, 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.