51 is in the Moderate range (51–100). Most people can be active outside; if you’re unusually sensitive to coarse particles, consider a shorter or easier outing.
GoodHazardous
Sky check
No plume detected overhead
Satellite view · Updated Thu 5:45 AM
Air near ground51 · Moderate US AQI
Rain, in motion · Past four hours
Hamilton City radar
Ready when you areSee what is moving toward Hamilton City.
Watch the last four hours of rain, then search any nearby trail, lake, or address.
Radar animation for Hamilton City, 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?
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.
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 Chico
About 22 miles away, the Chico hub looks more deeply at Chico, CA. It reflects that wider area rather than Hamilton City’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 Chico area, about 9 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 Hamilton City, CA, 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.