Active Weather Alerts
Flash Flood Warning
Issued: 10:26 PM Jul. 14, 2025 – National Weather Service
The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... Northwestern Mercer County in central New Jersey... West Central Middlesex County in northern New Jersey... Southwestern Somerset County in northern New Jersey... Southeastern Hunterdon County in northwestern New Jersey... * Until 1030 PM EDT. * At 626 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 2.5 inches of rain have fallen. Additional rainfall amounts of 1 to 2 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flooding of small creeks and streams, urban areas, highways, streets, and underpasses as well as other drainage and low lying areas. * Some locations that may experience flash flooding include... Somerville, East Brunswick, South Brunswick, Manville, Flemington, Hopewell, Rocky Hill, Stockton, Millstone, Cloverhill, Skillman and Flagtown. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around...don't drown when encountering flooded roads. Most flood deaths occur in vehicles. Be aware of your surroundings and do not drive on flooded roads. In hilly terrain there are hundreds of low water crossings which are potentially dangerous in heavy rain. Do not attempt to cross flooded roads. Find an alternate route. Please report observed flooding to local emergency services or law enforcement and request they pass this information to the National Weather Service when you can do so safely. && FLASH FLOOD...RADAR INDICATED
Flood Watch
Issued: 6:37 PM Jul. 14, 2025 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 2 AM EDT TUESDAY... * WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of New Jersey, including the following areas, Hunterdon, Mercer, Middlesex, Morris, Somerset and Warren and Pennsylvania, including the following areas, Berks, Delaware, Eastern Chester, Eastern Montgomery, Lehigh, Lower Bucks, Northampton, Philadelphia, Upper Bucks, Western Chester and Western Montgomery. * WHEN...Until 2 AM EDT Tuesday. * IMPACTS...Excessive runoff may result in flooding of creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Widespread rain amounts of 1 to 2 inches are possible, with localized amounts over 3 inches possible. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. &&
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