Outdoor conditions in

Johnston City

Illinois
Now
  1. 83°Chance Showers And Thunderstorms37% rain74% humidityGusts 15 mph
  2. 85°Chance Showers And Thunderstorms48% rain70% humidityGusts 17 mph
  3. 86°Chance Showers And Thunderstorms48% rain68% humidityGusts 20 mph
  4. 86°Chance Showers And Thunderstorms46% rain65% humidityGusts 20 mph
  5. 87°Chance Showers And Thunderstorms42% rain61% humidityGusts 21 mph
  6. 86°Chance Showers And Thunderstorms51% rain61% humidityGusts 20 mph
  7. 85°Chance Showers And Thunderstorms42% rain57% humidityGusts 20 mph
  8. 81°Chance Showers And Thunderstorms40% rain65% humidityGusts 17 mph
  9. 76°Chance Showers And Thunderstorms38% rain71% humidityGusts 17 mph
  10. 74°Partly Cloudy13% rain74% humidityGusts 16 mph
  11. 73°Partly Cloudy14% rain73% humidityGusts 15 mph
  12. 72°Slight Chance Rain Showers23% rain76% humidityGusts 16 mph
  13. 70°Chance Rain Showers36% rain84% humidityGusts 16 mph
  14. 68°Chance Showers And Thunderstorms53% rain93% humidityGusts 18 mph
  15. 65°Chance Showers And Thunderstorms53% rain93% humidityGusts 21 mph
  16. 62°Showers And Thunderstorms Likely61% rain97% humidityGusts 24 mph
  17. 59°Chance Rain Showers48% rain93% humidityGusts 25 mph
  18. 55°Cloudy8% rain96% humidityGusts 26 mph
  19. 53°Chance Rain Showers36% rain96% humidityGusts 25 mph
  20. 52°Cloudy7% rain93% humidityGusts 24 mph
  21. 50°Cloudy0% rain96% humidityGusts 25 mph
  22. 52°Mostly Cloudy0% rain89% humidityGusts 28 mph
  23. 55°Partly Sunny0% rain74% humidityGusts 26 mph
  24. 56°Mostly Sunny0% rain64% humidityGusts 25 mph
Extra care for

A little farther out

The next five days

Today

Today carries a thunderstorm chance.

Rain
53%
Humidity
57–100%
Wind
21 mph
Fri

Friday has a real shower chance.

Rain
61%
Humidity
53–97%
Wind
29 mph
Sat

Saturday looks fairly quiet.

Rain
2%
Humidity
36–93%
Wind
21 mph
Sun

Sunday looks fairly quiet.

Rain
1%
Humidity
32–82%
Wind
9 mph
Mon

Monday looks fairly quiet.

Rain
0%
Humidity
34–89%
Wind
8 mph
  1. 87° / 69°Today carries a thunderstorm chance.53% rain · Humidity 57–100% · Wind 21 mph
  2. 70° / 48°Friday has a real shower chance.61% rain · Humidity 53–97% · Wind 29 mph
  3. 61° / 41°Saturday looks fairly quiet.2% rain · Humidity 36–93% · Wind 21 mph
  4. 67° / 37°Sunday looks fairly quiet.1% rain · Humidity 32–82% · Wind 9 mph
  5. 71° / 40°Monday looks fairly quiet.0% rain · Humidity 34–89% · Wind 8 mph

Environmental watch

Air quality + smoke

Air quality

Farrar area · Updated Thu 11:26 AM
12GoodUS AQI

No fresh outlook yet.

Sky check

No plume detected overhead

Satellite view · Updated Thu 7:45 AM

Air near ground12 · Good US AQI

Rain, in motion · Past four hours

Johnston City radar

Ready when you areSee what is moving toward Johnston City.

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

Sustained wind is 10 mph. Thunder is possible.

Humidity
74%
Wind
10 mph
Gusts
15 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 Farrar area, about 43 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 Johnston City, 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.