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Heat advisory, air quality health advisory in effect Monday

Photo: Peter Blasl

A heat advisory is in effect today with temperatures and humidity combining for a heat index in the mid-90s, according to the National Weather Service forecast.

An air quality health advisory also remains in effect today from 11 a.m. to 11 p.m. for the pollutant ozone. The air quality index for ozone is forecast to reach 140 today on Long Island and 135 in NYC. Those values are unhealthy for sensitive groups, including young children, the elderly and people with pre-existing respiratory problems such as asthma or heart disease, according to state health officials.

The combined heat and humidity today may cause heat stress during outdoor exertion or extended exposure.

A heat advisory is issued when the combination of heat and
humidity is expected to make it feel like it is 95 to 99 degrees for two or more consecutive days, or 100 to 104 degrees for any length of time.

To reduce risk during outdoor work, the Occupational Safety and Health Administration recommends scheduling frequent rest breaks in shaded or air conditioned environments. Anyone overcome by heat should be moved to a cool and shaded location, according to OSHA. Heat stroke is an emergency In cases of heat stroke call 911.

The UV index today is very high at 9. Use precautions to avoid sunburn if you spend time outdoors, especially between 10 a.m. and 4 p.m.