{"url_path":"/weather/alerts/2.49.0.1.840.0.b9fac3b618905044ce5d0643ec512aae03e9a3b9.001.1","section_key":"alert","section_title":"Heat Advisory issued May 19 at 2:25PM EDT until May 20 at 8:00PM EDT by NWS Mount Holly NJ","topic":"weather","document":{"doc_type":"alert","doc_date":"2026-05-19","source_url":"https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.b9fac3b618905044ce5d0643ec512aae03e9a3b9.001.1","accession_number":null,"cik":null,"ticker":null,"issuer_name":null,"edgar_url":null,"primary_entity_key":null,"primary_entity_name":"NWS Mount Holly NJ"},"word_count":182,"has_tables":false,"body_markdown":"# Heat Advisory: Heat Advisory issued May 19 at 2:25PM EDT until May 20 at 8:00PM EDT by NWS Mount Holly NJ\n\n**Severity:** Moderate\n**Certainty:** Likely\n**Urgency:** Expected\n**Areas:** Warren; Morris; Hunterdon; Somerset; Berks; Lehigh; Northampton; Western Chester; Western Montgomery; Upper Bucks\n**Issued by:** NWS Mount Holly NJ\n**Sent:** 2026-05-19T14:25:00-04:00\n**Effective:** 2026-05-19T14:25:00-04:00\n**Expires:** 2026-05-20T05:00:00-04:00\n\n## Description\n* WHAT...Heat index values up to 97 degrees expected.\n\n* WHERE...In New Jersey, Morris, Somerset, Warren, and Hunterdon\nCounties. In Pennsylvania, Berks, Lehigh, Northampton, Upper\nBucks, Western Chester, and Western Montgomery Counties.\n\n* WHEN...Until 8 PM EDT Wednesday.\n\n* IMPACTS...Hot temperatures and high humidity may cause heat\nillnesses.\n\n* ADDITIONAL DETAILS...Maximum heat indices near 100 degrees during\npeak heating this afternoon and then around 95 degrees Wednesday.\nGiven the intensity of this early season stretch of heat and\nhumidity, we are not fully acclimated to it and therefore impacts\ncould be greater if precautions are not taken. Showers and some\nthunderstorms arrive Wednesday afternoon and evening which will\nend this early season heat.\n\n## Instructions\nDrink plenty of fluids, stay in an air-conditioned room, stay out of\nthe sun, and check up on relatives and neighbors."}