Climate and Environment

Current Air Quality Alerts for the
United States Issued by the National Weather Service

Arizona

Maricopa, AZ
Connecticut

Northern Fairfield; Southern Fairfield
Northern Fairfield; Southern Fairfield
Northern Fairfield; Southern Fairfield
Northern Litchfield; Southern Litchfield
New Jersey

Western Passaic; Eastern Passaic; Hudson; Western Bergen; Eastern Bergen; Western Essex; Eastern Essex; Western Union; Eastern Union
Western Passaic; Eastern Passaic; Hudson; Western Bergen; Eastern Bergen; Western Essex; Eastern Essex; Western Union; Eastern Union
Western Passaic; Eastern Passaic; Hudson; Western Bergen; Eastern Bergen; Western Essex; Eastern Essex; Western Union; Eastern Union
Middlesex; Mercer
Morris; Hunterdon; Somerset
Sussex; Warren
Gloucester; Camden; Northwestern Burlington
Western Passaic; Eastern Passaic; Hudson; Western Bergen; Eastern Bergen; Western Essex; Eastern Essex; Western Union; Eastern Union
New York

Rockland; Northern Westchester; Southern Westchester; New York (Manhattan); Bronx; Richmond (Staten Is.); Kings (Brooklyn); Northern Queens; Southern Queens
Rockland; Northern Westchester; Southern Westchester; New York (Manhattan); Bronx; Richmond (Staten Is.); Kings (Brooklyn); Northern Queens; Southern Queens

Current Air Quality Index Map


0-50 Good
51-100 Moderate
101-150 Unhealthy for Sensitive Groups
151-200 Unhealthy
201-300 Very Unhealthy
301-500 Hazardous
AQI Maps courtesy of AIRNow.gov

AIRNow Alerts

  • Location: Bridgeport, CT
    Alert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 108 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:29 EST
  • Location: Brigham City, UT
    Alert: A(n) Health Advisory has been called for Sun 07/06/2025. A(n) Health Advisory has been called for Mon 07/07/2025.
    Health Tip: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:29 MST
  • Location: C San Bernardino, CA
    Alert: Ozone is forecast to reach 136 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 133 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:29 PST
  • Location: C San Bernardino M, CA
    Alert: Ozone is forecast to reach 122 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 159 AQI - Unhealthy on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should avoid prolonged or heavy exertion outdoors. Everyone else, especially children, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:29 PST
  • Location: Central, NJ
    Alert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. A(n) Ozone Action Day has been called for Sun 07/06/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:29 EST
  • Location: Danbury, CT
    Alert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 115 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:29 EST
  • Location: Delaware Water Gap, NJ
    Alert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. A(n) Ozone Action Day has been called for Sun 07/06/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:29 EST
  • Location: Denver-Boulder, CO
    Alert: Ozone is forecast to reach Unhealthy for Sensitive Groups on Mon 07/07/2025. A(n) Action Day has been called for Sun 07/06/2025. A(n) Action Day has been called for Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:29 MST
  • Location: E San Bernardino, CA
    Alert: Ozone is forecast to reach 126 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 147 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:29 PST
  • Location: E San Gabriel Vly, CA
    Alert: Ozone is forecast to reach 129 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 136 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:29 PST
  • Location: Fort Collins, CO
    Alert: Ozone is forecast to reach Unhealthy for Sensitive Groups on Mon 07/07/2025. A(n) Action Day has been called for Sun 07/06/2025. A(n) Action Day has been called for Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:29 MST
  • Location: Greeley, CO
    Alert: Ozone is forecast to reach Unhealthy for Sensitive Groups on Mon 07/07/2025. A(n) Action Day has been called for Sun 07/06/2025. A(n) Action Day has been called for Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:29 MST
  • Location: Greenwich, CT
    Alert: Ozone is forecast to reach 108 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:29 EST
  • Location: Metro Riverside CO, CA
    Alert: Ozone is forecast to reach 108 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 133 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:30 PST
  • Location: New Jersey, NJ
    Alert: Ozone is forecast to reach Unhealthy for Sensitive Groups on Sun 07/06/2025. A(n) Action Day has been called for Sun 07/06/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:30 EST
  • Location: New York City Region, NY
    Alert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. A(n) Air Quality Health Advisory has been called for Sun 07/06/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:30 EST
  • Location: Norco and Corona, CA
    Alert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:30 PST
  • Location: North Central, NJ
    Alert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. A(n) Ozone Action Day has been called for Sun 07/06/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:30 EST
  • Location: Northeast Urban, NJ
    Alert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. A(n) Ozone Action Day has been called for Sun 07/06/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:30 EST
  • Location: NW San Bernardino, CA
    Alert: Ozone is forecast to reach 112 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 108 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:30 PST
  • Location: Ogden, UT
    Alert: A(n) Health Advisory has been called for Sun 07/06/2025. A(n) Health Advisory has been called for Mon 07/07/2025.
    Health Tip: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:30 MST
  • Location: Phoenix, AZ
    Alert: Ozone is forecast to reach 104 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025. A(n) High Pollution Advisory has been called for Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:30 MST
  • Location: Pomona Walnut Vly, CA
    Alert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 112 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:30 PST
  • Location: Provo, UT
    Alert: A(n) Health Advisory has been called for Sun 07/06/2025. A(n) Health Advisory has been called for Mon 07/07/2025.
    Health Tip: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:30 MST
  • Location: Riverline, NJ
    Alert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. A(n) Ozone Action Day has been called for Sun 07/06/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:30 EST
  • Location: Roosevelt, UT
    Alert: A(n) has been called for Sun 07/06/2025. A(n) has been called for Mon 07/07/2025.
    Health Tip: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:30 MST
  • Location: Salt Lake City, UT
    Alert: A(n) Health Advisory has been called for Sun 07/06/2025. A(n) Health Advisory has been called for Mon 07/07/2025.
    Health Tip: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:30 MST
  • Location: Santa Clarita Vly, CA
    Alert: Ozone is forecast to reach 108 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:30 PST
  • Location: Stratford, CT
    Alert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 108 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:30 EST
  • Location: SW San Bernardino, CA
    Alert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:30 PST
  • Location: Tooele, UT
    Alert: A(n) Health Advisory has been called for Mon 07/07/2025.
    Health Tip: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:30 MST
  • Location: Torrington, CT
    Alert: Ozone is forecast to reach 105 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 115 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:30 EST
  • Location: Vernal, UT
    Alert: A(n) Health Advisory has been called for Sun 07/06/2025. A(n) Health Advisory has been called for Mon 07/07/2025.
    Health Tip: Unusually sensitive people should consider reducing prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 02:22:30 MST
  • Location: W San Bernardino M, CA
    Alert: Ozone is forecast to reach 112 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 112 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 01:22:30 PST
  • Location: Westport, CT
    Alert: Ozone is forecast to reach 101 AQI - Unhealthy for Sensitive Groups on Sun 07/06/2025. Ozone is forecast to reach 112 AQI - Unhealthy for Sensitive Groups on Mon 07/07/2025.
    Health Tip: Active children and adults, and people with lung disease, such as asthma, should reduce prolonged or heavy exertion outdoors
    Feed Last Updated: Sun, 06 Jul 2025 04:22:30 EST