Active Weather Alerts
Flood Advisory
Issued: 12:38 AM Aug. 21, 2026 – National Weather Service
...FLOOD ADVISORY NOW IN EFFECT UNTIL 1030 PM EDT THIS EVENING... * WHAT...Flooding caused by excessive rainfall continues. * WHERE...Suffolk County in southeastern New York... * WHEN...Until 1030 PM EDT. * IMPACTS...Minor flooding in low-lying and poor drainage areas. * ADDITIONAL DETAILS... - At 838 PM EDT, Doppler radar indicated heavy rain due to thunderstorms. Minor flooding is ongoing or expected to begin shortly in the advisory area. Between 0.5 and 1 inch of rain has fallen. - Additional rainfall amounts of 1 to 1.5 inches are expected over the area. This additional rain will result in minor flooding. - Some locations that will experience flooding include... Islip, Brentwood, Commack, Huntington Station, Centereach, Shirley, Deer Park, Lindenhurst, Medford, Hauppauge, Ronkonkoma, Huntington, Manorville, Stony Brook, Babylon, Patchogue, Middle Island, Port Jefferson, Wading River and Center Moriches. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. &&
Flood Watch
Issued: 6:16 PM Aug. 20, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 2 AM EDT FRIDAY... * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of northeast New Jersey, including the following areas, Eastern Bergen, Eastern Essex, Eastern Passaic, Eastern Union, Hudson, Western Bergen, Western Essex, Western Passaic and Western Union and southeast New York, including the following areas, Bronx, Kings (Brooklyn), New York (Manhattan), Northern Nassau, Northern Queens, Northwest Suffolk, Richmond (Staten Island), Southern Nassau, Southern Queens, Southern Westchester and Southwest Suffolk. * WHEN...Until 2 AM EDT Friday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - A period of heavy rainfall is possible as showers and a few thunderstorms move through the area late this afternoon and evening. Peak hourly rainfall rates could reach 2 to 2.5 inches. Average rainfall amounts are expected to be between 1.5 and 2.5 inches with locally higher amounts possible. - http://www.weather.gov/safety/flood PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. &&
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