Outdoor conditions in

Grand Detour

Illinois
Now
  1. 59°Rain Showers87% rain92% humidityGusts 14 mph
  2. 59°Rain Showers87% rain92% humidityGusts 14 mph
  3. 60°Rain Showers80% rain94% humidityGusts 13 mph
  4. 62°Rain Showers80% rain92% humidityGusts 12 mph
  5. 62°Rain Showers80% rain93% humidityGusts 10 mph
  6. 64°Rain Showers80% rain95% humidityGusts 9 mph
  7. 64°Rain Showers80% rain97% humidityGusts 10 mph
  8. 64°Rain Showers80% rain97% humidityGusts 10 mph
  9. 63°Scattered Rain Showers51% rain97% humidityGusts 12 mph
  10. 62°Scattered Rain Showers51% rain95% humidityGusts 16 mph
  11. 61°Scattered Rain Showers51% rain93% humidityGusts 20 mph
  12. 58°Cloudy12% rain93% humidityGusts 24 mph
  13. 57°Cloudy12% rain91% humidityGusts 25 mph
  14. 55°Cloudy12% rain90% humidityGusts 25 mph
  15. 53°Cloudy3% rain87% humidityGusts 25 mph
  16. 51°Mostly Cloudy3% rain87% humidityGusts 26 mph
  17. 50°Mostly Cloudy3% rain87% humidityGusts 28 mph
  18. 50°Mostly Cloudy0% rain89% humidityGusts 29 mph
  19. 50°Mostly Cloudy0% rain86% humidityGusts 28 mph
  20. 48°Partly Sunny0% rain85% humidityGusts 28 mph
  21. 47°Partly Sunny3% rain86% humidityGusts 26 mph
  22. 47°Partly Sunny3% rain86% humidityGusts 25 mph
  23. 47°Mostly Cloudy3% rain86% humidityGusts 25 mph
  24. 48°Scattered Rain Showers39% rain84% humidityGusts 25 mph
Extra care for

A little farther out

The next five days

Today

Today looks wet for a meaningful stretch.

Rain
87%
Humidity
89–97%
Wind
25 mph
Fri

Friday has a real shower chance.

Rain
47%
Humidity
76–90%
Wind
35 mph
Sat

Saturday looks fairly quiet.

Rain
4%
Humidity
44–92%
Wind
14 mph
Sun

Sunday looks breezy.

Rain
0%
Humidity
46–78%
Wind
25 mph
Mon

Monday looks fairly quiet.

Rain
0%
Humidity
48–93%
Wind
10 mph
  1. 64° / 57°Today looks wet for a meaningful stretch.87% rain · Humidity 89–97% · Wind 25 mph
  2. 55° / 41°Friday has a real shower chance.47% rain · Humidity 76–90% · Wind 35 mph
  3. 55° / 31°Saturday looks fairly quiet.4% rain · Humidity 44–92% · Wind 14 mph
  4. 62° / 39°Sunday looks breezy.0% rain · Humidity 46–78% · Wind 25 mph
  5. 68° / 40°Monday looks fairly quiet.0% rain · Humidity 48–93% · Wind 10 mph

Environmental watch

Air quality + smoke

Air quality

Rockford area · Updated Thu 10:25 AM
14GoodUS AQI

No fresh outlook yet.

Sky check

No plume detected overhead

Satellite view · Updated Thu 7:45 AM

Air near ground14 · Good US AQI

Rain, in motion · Past four hours

Grand Detour radar

Ready when you areSee what is moving toward Grand Detour.

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?

Weather is less concerning around 4 PM–7 PM.

Humidity stays higher and winds stay lighter for at least three hours.

Next 12 hoursChoose a time to see what is driving the concern.
Selected timeNowLower weather concern

Humidity is 92% with light wind and gusts below 15 mph.

Humidity
92%
Wind
5 mph
Gusts
14 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 Rockford area, about 35 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 Grand Detour, 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.