Weather ❯ Air Quality

Pollution

Air Quality Index AQI Health Effects Wildfire Smoke Wildfires Smog Delhi Smoke Particulate Matter Particle Pollution

24 Fire Smoke Lingers Over Pikes Peak Region With Red Flag Warnings in Effect

A building heat ridge will push temperatures toward records mid-week.

Early Heat Wave to Push Las Vegas Into 90s This Weekend

Mumbai Air Quality Deteriorates to Severe, Navy Nagar Hits Hazardous 525

Code Orange Air Quality Alerts Remain in Effect Across Southeastern and Central Pennsylvania

Code Orange Air Quality Alerts Continue in Parts of Pennsylvania, Extending Into Thursday in Some Areas

Delhi Air Quality Eases to 'Poor' After Midweek Spike as Warm, Hazy Mornings Persist

Early February Heat Surges in Andhra Pradesh and Telangana, With Highs Near 35°C

Code Orange Air Quality Alerts in Effect for Allegheny County and South-Central Pennsylvania Through This Evening

South Korea Braces for Weekend Cold Wave With Dangerous Wind Chills and Localized Heavy Snow

Stagnant Air Prompts Ongoing Advisories in Oregon, Idaho and Arizona

Southern California Air Quality Alerts in Effect as No-Burn Rule Is Enforced

Delhi Sees Light Rain Under Yellow Alert as AQI Hits 'Very Poor'

Delhi’s Brief Breather Ends as AQI Returns to ‘Poor’; Coldest Republic Day in 5 Years and Rain Alert Issued

Oregon Valleys Under Air Stagnation Advisory Through Sunday Morning

IMD Issues Yellow Alert as Drizzle and Dense Fog Extend Delhi Cold Wave

Delhi Begins 2026 With Very Poor Air as Dense Fog and Cold Wave Set In

Dense Fog Briefly Hides Taj Mahal as Viral Video Captures Near‑Zero Visibility

Delhi Logs First Cold Wave Day as Fog Chokes Transport and AQI Nears Severe

South Coast AQMD Extends No-Burn Order as NWS Keeps Air-Quality Alerts Through Monday

Cool Mornings, Clear Skies in Mumbai as AQI Hotspots Hit ‘Severe’