Long Island residents should prepare for dangerously hot conditions Tuesday and Wednesday, with heat index values potentially reaching near 100 degrees Fahrenheit. While some eastern regions may experience slightly milder temperatures, the majority of the island will face significant heat stress. Meteorologists advise residents to stay hydrated, limit outdoor activities during peak afternoon hours, and check on vulnerable family members. Air conditioning usage is expected to surge, and authorities recommend taking precautions against heat-related illnesses during this extended warm spell.

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