Severe · Flash Flood WarningActive alert
Flash Flood Warning issued September 1 at 7:13PM EDT until September 1
Affecting Morris, NJ
In effect until: Sep 2, 2026, 3:15 AM
Morris, NJ
Likely impact in Morris, NJ; effects through 3:15 AM.
Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. 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.
Read the original bulletin (official text)
FFWPHI The National Weather Service in Mount Holly has issued a * Flash Flood Warning for... Eastern Morris County in northern New Jersey... * Until 1115 PM EDT. * At 713 PM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 2 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. 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 indicated. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Morristown, Madison, Florham Park, East Hanover, Lincoln Park, Kinnelon, Boonton, Butler, Rockaway, Morris Plains, Mountain Lakes and Riverdale.
Free. In your language.
Get the next alert for your area before it matters.
Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™