Immediate

Responsive action SHOULD be taken immediately

Massachusetts Severe Flash Flood Warning | Effective 09/13/2026 09:25

At 1225 PM EDT, gauge reports indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 2.5 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...Gauges reported. IMPACT...Flash flooding of small creeks and streams, urban areas,

Massachusetts, Rhode Island Severe Flash Flood Warning | Effective 09/13/2026 08:41

At 1141 AM 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,

Massachusetts Severe Flash Flood Warning | Effective 09/13/2026 08:43

At 1143 AM EDT, local law enforcement reported 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 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Law enforcement reported. IMPACT...Flash flooding of small creeks and streams, urban areas,

New Jersey Severe Flash Flood Warning | Effective 09-13-2026 08:03

FFWOKX The National Weather Service in Upton has extended the * Flash Flood Warning for... South Central Bergen County in northeastern New Jersey... Essex County in northeastern New Jersey... Hudson County in northeastern New Jersey... Eastern Passaic County in northeastern New Jersey... * Until 100 PM EDT. * At 1103 AM EDT, local law enforcement reported heavy rain across the warned area. Between 3 and 5 inches of rain have fallen. The expected rainfall rate is 0.5 to 1 inch in 1 hour. Additional

New Jersey Severe Flash Flood Warning | Effective 09/13/2026 08:03

FFWOKX The National Weather Service in Upton has extended the * Flash Flood Warning for... South Central Bergen County in northeastern New Jersey... Essex County in northeastern New Jersey... Hudson County in northeastern New Jersey... Eastern Passaic County in northeastern New Jersey... * Until 100 PM EDT. * At 1103 AM EDT, local law enforcement reported heavy rain across the warned area. Between 3 and 5 inches of rain have fallen. The expected rainfall rate is 0.5 to 1 inch in 1 hour. Additional

New Jersey, New York Severe Flash Flood Warning | Effective 09/13/2026 08:04

FFWOKX The National Weather Service in Upton has extended the * Flash Flood Warning for... Northeastern Bergen County in northeastern New Jersey... Rockland County in southeastern New York... * Until 1245 PM EDT. * At 1104 AM EDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1.5 and 4 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 0.5 to 1.5

Massachusetts, Rhode Island Severe Flash Flood Warning | Effective 09/13/2026 07:46

FFWBOX The National Weather Service in Norton has issued a * Flash Flood Warning for... Southwestern Bristol County in southeastern Massachusetts... Bristol County in Rhode Island... Kent County in Rhode Island... Newport County in Rhode Island... Southern Providence County in Rhode Island... Northeastern Washington County in Rhode Island... * Until 145 PM EDT. * At 1046 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. The expected rainfall rate is 1

Connecticut, New York Severe Flash Flood Warning | Effective 09/13/2026 07:50

At 1050 AM EDT, Doppler radar and automated rain gauges indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 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 and automated gauges. IMPACT...Flash flooding of small creeks and streams, urban areas,

Massachusetts Severe Flash Flood Warning | Effective 09/13/2026 07:59

FFWBOX The National Weather Service in Norton has issued a * Flash Flood Warning for... Southeastern Bristol County in southeastern Massachusetts... South Central Plymouth County in southeastern Massachusetts... * Until 200 PM EDT. * At 1059 AM EDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 1.5 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1 to 3 inches are possible in the

Connecticut Severe Flash Flood Warning | Effective 09-13-2026 07:43

FFWOKX The National Weather Service in Upton has extended the * Flash Flood Warning for... Southern Fairfield County in southern Connecticut... * Until 1230 PM EDT. * At 1043 AM EDT, local law enforcement reported thunderstorms producing heavy rain across the warned area. Between 3 and 5 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 already occurring.
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