Weather Alerts For Mount Olive, NJ

# HEADLINE -------------------- HEAT ADVISORY REMAINS IN EFFECT UNTIL 8 PM EDT THIS EVENING # DETAILS -------------------- WHAT Heat index values up to 97 degrees expected. WHERE In New Jersey, Morris, Somerset, Warren, and Hunterdon Counties. In Pennsylvania, Berks, Lehigh, Northampton, Upper Bucks, Western Chester, and Western Montgomery Counties. WHEN Until 8 PM EDT this evening. IMPACTS Hot temperatures and high humidity may cause heat illnesses. ADDITIONAL DETAILS Record setting high temperatures are quite possible through today, with maximum heat indices of 95 to near 100 degrees during peak heating this afternoon. Given the intensity of this early season stretch of heat and humidity, we are not acclimated to it yet and therefore impacts could be greater if precautions are not taken. Showers and some thunderstorms arrive Wednesday afternoon and evening which will break this early season heat. ISSUED AT Tuesday, May 19, 2026 at 3:26 AM EDT ISSUED BY National Weather Service Mount Holly NJ HEADER URGENT - WEATHER MESSAGE # PRECAUTIONARY/PREPAREDNESS ACTIONS -------------------- Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors. # AREAS AFFECTED -------------------- Berks, Hunterdon, Lehigh, Morris, Northampton, Somerset, Upper Bucks, Warren, Western Chester, Western Montgomery Including the cities of Oxford, Morristown, Reading, Bethlehem, Chalfont, Somerville, Washington, Collegeville, Honey Brook, Perkasie, Flemington, Pottstown, Allentown, and Easton

# HEADLINE -------------------- AIR QUALITY ALERT IN EFFECT UNTIL 11 PM EDT THIS EVENING # SUMMARY -------------------- The New Jersey Department of Environmental Protection has issued a Code Orange Air Quality Action Day for Ground Level Ozone, until 11 PM EDT this evening. An Air Quality Advisory means that air quality within the region may approach or exceed unhealthy standards. For more information on current and forecast concentrations of ground-level ozone and fine particulates, visit www.airnow.gov or www.state.nj.us/dep/airmon/ or call the New Jersey Bureau of Air Monitoring at 609-292-0138 # DETAILS -------------------- ISSUED AT Monday, May 18, 2026 at 9:58 AM EDT ISSUED BY Relayed by National Weather Service Mount Holly NJ HEADER Air Quality Alert Message # AREAS AFFECTED -------------------- Hunterdon, Morris, Somerset, Sussex, Warren Including the cities of Newton, Washington, Morristown, Flemington, and Somerville

Pollen Index: 10.5 Pollen Level: high Predominant Pollen: Oak, Birch and Maple. The pollen levels for Wednesday will be falling but will remain in the high range. This decrease is due to rising humidity, weakening winds and expected precipitation in the evening which tends to wash pollen out of the air.