Outdoor conditions in

Williamsville

Illinois
Now
  1. 73°Slight Chance Showers And Thunderstorms20% rain93% humidityGusts 20 mph
  2. 75°Chance Showers And Thunderstorms33% rain84% humidityGusts 21 mph
  3. 74°Chance Showers And Thunderstorms33% rain87% humidityGusts 21 mph
  4. 72°Chance Showers And Thunderstorms43% rain93% humidityGusts 21 mph
  5. 69°Showers And Thunderstorms Likely60% rain97% humidityGusts 24 mph
  6. 66°Showers And Thunderstorms Likely58% rain97% humidityGusts 28 mph
  7. 64°Rain Showers Likely63% rain97% humidityGusts 31 mph
  8. 59°Chance Rain Showers37% rain96% humidityGusts 30 mph
  9. 56°Cloudy14% rain96% humidityGusts 30 mph
  10. 53°Cloudy4% rain93% humidityGusts 30 mph
  11. 51°Mostly Cloudy3% rain93% humidityGusts 30 mph
  12. 50°Mostly Cloudy1% rain93% humidityGusts 31 mph
  13. 49°Mostly Cloudy1% rain93% humidityGusts 31 mph
  14. 48°Mostly Cloudy0% rain89% humidityGusts 31 mph
  15. 47°Partly Sunny0% rain86% humidityGusts 32 mph
  16. 46°Mostly Sunny0% rain83% humidityGusts 32 mph
  17. 45°Mostly Sunny0% rain89% humidityGusts 32 mph
  18. 48°Partly Sunny0% rain86% humidityGusts 32 mph
  19. 50°Partly Sunny2% rain80% humidityGusts 33 mph
  20. 52°Partly Sunny4% rain74% humidityGusts 32 mph
  21. 53°Mostly Cloudy8% rain71% humidityGusts 32 mph
  22. 54°Mostly Cloudy12% rain69% humidityGusts 31 mph
  23. 55°Slight Chance Rain Showers18% rain69% humidityGusts 32 mph
  24. 55°Chance Rain Showers32% rain69% humidityGusts 32 mph
Extra care for

A little farther out

The next five days

Today

Today has a real shower chance.

Rain
63%
Humidity
84–100%
Wind
31 mph
Fri

Friday has a real shower chance.

Rain
40%
Humidity
69–96%
Wind
33 mph
Sat

Saturday looks fairly quiet.

Rain
0%
Humidity
40–92%
Wind
21 mph
Sun

Sunday looks fairly quiet.

Rain
0%
Humidity
29–82%
Wind
14 mph
Mon

Monday looks fairly quiet.

Rain
0%
Humidity
32–85%
Wind
9 mph
  1. 75° / 59°Today has a real shower chance.63% rain · Humidity 84–100% · Wind 31 mph
  2. 56° / 44°Friday has a real shower chance.40% rain · Humidity 69–96% · Wind 33 mph
  3. 58° / 35°Saturday looks fairly quiet.0% rain · Humidity 40–92% · Wind 21 mph
  4. 68° / 36°Sunday looks fairly quiet.0% rain · Humidity 29–82% · Wind 14 mph
  5. 71° / 39°Monday looks fairly quiet.0% rain · Humidity 32–85% · Wind 9 mph

Environmental watch

Air quality + smoke

Air quality

Springfield area · Updated Thu 4:25 PM
26GoodUS AQI

No fresh outlook yet.

Sky check

No plume detected overhead

Satellite view · Updated Thu 1:45 PM

Air near ground26 · Good US AQI

Rain, in motion · Past four hours

Williamsville radar

Ready when you areSee what is moving toward Williamsville.

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 12 mph. Gusts may reach 20 mph. Thunder is possible.

Humidity
93%
Wind
12 mph
Gusts
20 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 Springfield area, about 12 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 Williamsville, 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.