Weather Alerts For Montville, NJ

URGENT - WEATHER MESSAGE National Weather Service Mount Holly NJ 129 PM EST Mon Jan 19 2026 Sussex-Morris- Including the cities of Newton and Morristown 129 PM EST Mon Jan 19 2026 ...COLD WEATHER ADVISORY IN EFFECT FROM 2 AM TO 10 AM EST TUESDAY... * WHAT...Very cold wind chills as low as 10 degrees below zero expected. * WHERE...Morris and Sussex Counties. * WHEN...From 2 AM to 10 AM EST Tuesday. * IMPACTS...The cold wind chills as low as 10 below zero could result in hypothermia if precautions are not taken. PRECAUTIONARY/PREPAREDNESS ACTIONS... Use caution while traveling outside. Wear appropriate clothing, a hat, and gloves. &&