Miriam Durazno, a construction worker, at work outside in Manhattan, on Thursday, July 2, 2026. Temperatures in parts of the Northeast reached triple digits by midday as the region slogged through a hot spell that has already scorched the Midwest. (Caroline Hererra/The New York Times) By NAZANEEN GHAFFAR, ERIN McCANN and CHRISTINE HAUSER Aggressive heat swept across the New York region as sweltering weather stifled the Northeast on Thursday, disrupting travel and prompting emergency measures…