Outdoor conditions in

Union

Illinois
Now
  1. 58°Rain Showers88% rain96% humidityGusts 13 mph
  2. 58°Showers And Thunderstorms88% rain98% humidityGusts 9 mph
  3. 59°Showers And Thunderstorms84% rain99% humidityGusts 9 mph
  4. 59°Showers And Thunderstorms79% rain100% humidityGusts 9 mph
  5. 59°Rain Showers Likely72% rain100% humidityGusts 9 mph
  6. 59°Rain Showers Likely64% rain100% humidityGusts 9 mph
  7. 59°Chance Rain Showers42% rain98% humidityGusts 16 mph
  8. 59°Slight Chance Rain Showers20% rain97% humidityGusts 22 mph
  9. 57°Cloudy12% rain96% humidityGusts 25 mph
  10. 55°Cloudy9% rain98% humidityGusts 28 mph
  11. 53°Cloudy6% rain97% humidityGusts 28 mph
  12. 52°Cloudy5% rain96% humidityGusts 29 mph
  13. 50°Cloudy3% rain95% humidityGusts 29 mph
  14. 49°Mostly Cloudy1% rain94% humidityGusts 28 mph
  15. 48°Mostly Cloudy1% rain95% humidityGusts 28 mph
  16. 47°Partly Sunny1% rain93% humidityGusts 28 mph
  17. 46°Mostly Cloudy0% rain93% humidityGusts 28 mph
  18. 46°Partly Sunny3% rain97% humidityGusts 28 mph
  19. 46°Mostly Cloudy5% rain100% humidityGusts 28 mph
  20. 48°Cloudy10% rain100% humidityGusts 28 mph
  21. 49°Slight Chance Rain Showers18% rain97% humidityGusts 28 mph
  22. 51°Chance Rain Showers34% rain92% humidityGusts 29 mph
  23. 52°Chance Rain Showers51% rain85% humidityGusts 30 mph
  24. 52°Chance Rain Showers51% rain82% humidityGusts 32 mph
Extra care for

A little farther out

The next five days

Today

Today looks wet for a meaningful stretch.

Rain
88%
Humidity
94–100%
Wind
25 mph
Fri

Friday has a real shower chance.

Rain
51%
Humidity
81–100%
Wind
35 mph
Sat

Saturday looks fairly quiet.

Rain
0%
Humidity
47–92%
Wind
20 mph
Sun

Sunday looks breezy.

Rain
0%
Humidity
44–79%
Wind
25 mph
Mon

Monday looks fairly quiet.

Rain
0%
Humidity
49–85%
Wind
13 mph
  1. 59° / 57°Today looks wet for a meaningful stretch.88% rain · Humidity 94–100% · Wind 25 mph
  2. 55° / 40°Friday has a real shower chance.51% rain · Humidity 81–100% · Wind 35 mph
  3. 56° / 32°Saturday looks fairly quiet.0% rain · Humidity 47–92% · Wind 20 mph
  4. 63° / 37°Sunday looks breezy.0% rain · Humidity 44–79% · Wind 25 mph
  5. 66° / 40°Monday looks fairly quiet.0% rain · Humidity 49–85% · Wind 13 mph

Environmental watch

Air quality + smoke

Air quality

North and West Suburbs (Chicago) area · Updated Thu 3:26 PM
47GoodUS AQI

No fresh outlook yet.

Sky check

No plume detected overhead

Satellite view · Updated Thu 1:45 PM

Air near ground47 · Good US AQI

Rain, in motion · Past four hours

Union radar

Ready when you areSee what is moving toward Union.

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?

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
96%
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.

About these readingsSources and local limits

Weather

Forecasts, alerts, and radar come from NOAA and the National Weather Service.

Air quality

This reading describes North and West Suburbs (Chicago) area, about 15 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 Union, 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.