894
NWUS51 KOKX 210251
LSROKX

Preliminary Local Storm Report...Summary
National Weather Service New York NY
1051 PM EDT Thu Aug 20 2026

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0550 PM     Flash Flood      1 SSW Clifton           40.85N 74.17W
08/20/2026                   Passaic            NJ   Broadcast Media

            Corrects previous flash flood report from 1
            SSW Clifton. Flooding on NJ 3 Westbound East
            of Garden State Parkway, 2 left lanes of 3
            lanes closed. Reported by 511nj.org.

0604 PM     Flash Flood      1 ENE Secaucus          40.79N 74.05W
08/20/2026                   Hudson             NJ   Public

            1 right lane of 2 lanes closed due to
            flooding reported by 511.org.

0613 PM     Flash Flood      Harrison                40.74N 74.16W
08/20/2026                   Hudson             NJ   CO-OP Observer

            Water rescues being conducted.

0618 PM     Marine Tstm Wind 2 N Tompkinsville       40.66N 74.06W
08/20/2026  M48 MPH          ANZ338             NY   Mesonet

            Mesonet station ROBN4 Robbins Reef, NJ.

0621 PM     Flash Flood      East Newark             40.75N 74.17W
08/20/2026                   Essex              NJ   Broadcast Media

            Corrects previous flash flood report from
            East Newark. Flooding on US 1&9/Tonnelle
            Avenue Northbound South of Secaucus Rd. 1
            right lane of 2 lanes closed. Reported by
            511nj.org.

0625 PM     Flash Flood      1 NNW Teterboro Airport 40.87N 74.06W
08/20/2026                   Bergen             NJ   Broadcast Media

            Corrects previous flash flood report from 1
            NNW Teterboro Airport. Flooding on NJ 17
            Both Directions North of US 46. All lanes
            closed southbound. Reported by 511nj.org.

0630 PM     Tstm Wnd Dmg     1 WSW Upper Nyack       41.11N 73.93W
08/20/2026                   Rockland           NY   Other Federal

            Tree down on US 9W southbound south of Old
            Mountain Road.

0647 PM     Flash Flood      1 ESE Jackson Heights   40.77N 73.86W
08/20/2026                   Queens             NY   Broadcast Media

            Corrects previous flash flood report from 1
            ESE Jackson Heights. 3 left lanes of 4 lanes
            blocked near terminal C at LGA as reported
            by 511.org.

0654 PM     Marine Tstm Wind NYC/JFK                 40.64N 73.76W
08/20/2026  M48 MPH          Queens             NY   ASOS

            ASOS station KJFK NYC/JFK Airport.

0704 PM     Flash Flood      1 W Elizabeth           40.67N 74.20W
08/20/2026                   Union              NJ   Dept of Highways

            All lanes closed on US 1&9 Northbound North
            of Grand St. Reported by 511nj.org.

0727 PM     Tstm Wnd Dmg     1 W Atlantic Beach      40.59N 73.75W
08/20/2026                   Nassau             NY   Public

            Widespread damage to structures with photos
            reported on Facebook.

0728 PM     Marine Tstm Wind Eatons Neck             40.95N 73.40W
08/20/2026  M39 MPH          Suffolk            NY   Mesonet

            Corrects previous non-tstm wnd gst report
            from Eatons Neck. Mesonet station XEAT
            Eatons Neck.

0752 PM     Flash Flood      Melville                40.78N 73.42W
08/20/2026                   Suffolk            NY   Dept of Highways

            Flooding on NY 110 both directions at
            Melville Park Drive. 2 right lanes of 3
            lanes closed. Reported by 511ny.org.

0755 PM     Marine Tstm Wind 3 WSW Davis Park        40.67N 73.07W
08/20/2026  M48 MPH          Suffolk            NY   Mesonet

            Halley Dr Mesonet.

0759 PM     Marine Tstm Wind 2 WNW Captree State Par 40.65N 73.30W
08/20/2026  M39 MPH          ANZ345             NY   Mesonet

            Mesonet station XGRS Fire Island CG.

0814 PM     Marine Tstm Wind 39 S Jones Beach        40.04N 73.44W
08/20/2026  M40 MPH          ANZ385             NY   Mesonet

            Mesonet station XGLL Greens Ledge Light.

0829 PM     Flash Flood      North Babylon           40.74N 73.32W
08/20/2026                   Suffolk            NY   Dept of Highways

            Flooding on NY 231 northbound at Ryder
            Avenue. All lanes closed. Reported by
            511ny.org.

0913 PM     Flash Flood      East Massapequa         40.68N 73.43W
08/20/2026                   Nassau             NY   Dept of Highways

            Flooding on NY 27 both directions at Carmans
            Road. All lanes closed. Reported by
            511ny.org.


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