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Flash Flood Watch

Statement as of 1:06 PM EDT on August 18, 2017

Expires 11:00 PM EDT on August 18, 2017


... Flash Flood Watch in effect until 11 PM EDT this evening...

The National Weather Service in Upton has issued a

* Flash Flood Watch for portions of southern Connecticut,
northeast New Jersey, and southeast New York, including the
following areas, in southern Connecticut, southern Fairfield.
In northeast New Jersey, eastern Bergen, eastern Essex,
eastern Passaic, eastern Union, Hudson, western Bergen,
western Essex, western Passaic, and western Union. In
southeast New York, Bronx, Kings (brooklyn), New York
(manhattan), northern Nassau, northern Queens, northern
Westchester, Richmond (staten island), Rockland, southern
Nassau, southern Queens, and southern Westchester.

* Until 11 PM EDT this evening

* narrow bands of heavy showers could produce rainfall rates from
1 to 3 inches per hour as they move across the same area. With
wet antecedent conditions, flash flooding is possible.

* There is a chance for widespread life threatening flooding of
small rivers, streams, Brooks, and urban areas.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.
You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.




Public Information Statement

Statement as of 1:31 PM EDT on August 18, 2017

Expires 1:31 AM EDT on August 19, 2017


The following are unofficial observations taken during the past 12
hours for the storm that has been affecting our region. Appreciation
is extended to Highway departments... cooperative observers... Skywarn
spotters and media for these reports. This summary is also available
on our home Page at weather.Gov/NYC

********************storm total rainfall********************

Location storm total time/date comments
                     rainfall of
                     /inches/ measurement

Connecticut

... Fairfield County...
   1 NW Easton 1.01 730 am 8/18 hads
   Bridgeport Airport 0.72 1200 PM 8/18 ASOS

... New Haven County...
   New Haven Airport 0.55 1200 PM 8/18 ASOS

New Jersey

... Bergen County...
   Teterboro Airport 1.52 900 am 8/18 ASOS
   1 W Tenafly 1.43 830 am 8/18 cocorahs
   Bergenfield 1.07 1000 am 8/18 mesonet
   Wood-Ridge 1.07 758 am 8/18 cwop
   Teaneck 0.59 753 am 8/18 cwop
   1 se Fair Lawn 0.56 750 am 8/18 cwop

... Essex County...
   1 NW Nutley 0.85 749 am 8/18 cwop
   1 SSW West Orange 0.84 742 am 8/18 cwop
   1 se Cedar Grove 0.74 740 am 8/18 cwop
   North Caldwell 0.59 745 am 8/18 cwop

... Hudson County...
   1 WSW north arlingto 0.54 752 am 8/18 cwop

... Passaic County...
   West Paterson 0.59 743 am 8/18 cwop
   garret mountain 0.56 745 am 8/18 IFLOWS
   Passaic 0.51 743 am 8/18 cwop

New York

... Nassau County...
   Farmingdale 2.27 1230 PM 8/18 mesonet
   Floral Park 1.58 1100 am 8/18 mesonet
   Uniondale 1.28 1100 am 8/18 mesonet
   Wantagh 0.76 1100 am 8/18 trained spotter

... New York County...
   Central Park 0.78 900 am 8/18 ASOS

... Queens County...
   NYC/La Guardia 0.87 1000 am 8/18 ASOS

... Rockland County...
   Nanuet 0.52 745 am 8/18 IFLOWS

... Suffolk County...
   East Shoreham 3.80 1220 PM 8/18 trained spotter
   Riverhead 3.61 1200 PM 8/18 NWS employee
   Northport 2.79 1030 am 8/18 amateur radio
   Calverton 2.68 1253 PM 8/18 mesonet
   Farmingville 2.56 1130 am 8/18 NWS employee
   Upton 2.17 1200 PM 8/18 NWS office
   Commack 2.10 1035 am 8/18 amateur radio
   Saint James 1.86 1040 am 8/18 amateur radio
   Islip Airport 1.75 1100 am 8/18 ASOS
   Stony Brook 1.74 1045 am 8/18 amateur radio
   Smithtown 1.63 1030 am 8/18 amateur radio
   Greenlawn 1.54 1035 am 8/18 amateur radio
   Orient 1.30 100 PM 8/18 trained spotter
   Bay Shore 1.02 1100 am 8/18 public
   Shirley Airport 0.91 1200 PM 8/18 ASOS


*****metadata*****
:8/18/2017, 730 am, CT, Fairfield, Easton, 1, NW, 41.25111, -73.32639, rain, 1.01, inch, hads,
:8/18/2017, 1200 PM, CT, Fairfield, Bridgeport Airport, , , 41.16000, -73.13000, rain, 0.72, inch, ASOS,
:8/18/2017, 1200 PM, CT, New Haven, New Haven Airport, , , 41.28000, -72.88000, rain, 0.55, inch, ASOS,
:8/18/2017, 900 am, NJ, Bergen, Teterboro Airport, , , 40.86000, -74.06000, rain, 1.52, inch, ASOS,
:8/18/2017, 830 am, NJ, Bergen, Tenafly, 1, W, 40.91467, -73.97750, rain, 1.43, inch, cocorahs,
:8/18/2017, 1000 am, NJ, Bergen, Bergenfield, , , 40.92390, -73.99860, rain, 1.07, inch, mesonet,
:8/18/2017, 758 am, NJ, Bergen, Wood-Ridge, , , 40.85630, -74.08453, rain, 1.07, inch, cwop,
:8/18/2017, 753 am, NJ, Bergen, Teaneck, , , 40.87754, -74.00436, rain, 0.59, inch, cwop,
:8/18/2017, 750 am, NJ, Bergen, Fair Lawn, 1, se, 40.92177, -74.10441, rain, 0.56, inch, cwop,
:8/18/2017, 749 am, NJ, Essex, Nutley, 1, NW, 40.83254, -74.16973, rain, 0.85, inch, cwop,
:8/18/2017, 742 am, NJ, Essex, West Orange, 1, SSW, 40.77383, -74.27500, rain, 0.84, inch, cwop,
:8/18/2017, 740 am, NJ, Essex, Cedar Grove, 1, se, 40.84467, -74.21633, rain, 0.74, inch, cwop,
:8/18/2017, 745 am, NJ, Essex, North Caldwell, , , 40.86155, -74.27760, rain, 0.59, inch, cwop,
:8/18/2017, 752 am, NJ, Hudson, North Arlington, 1, WSW, 40.77667, -74.14800, rain, 0.54, inch, cwop,
:8/18/2017, 743 am, NJ, Passaic, West Paterson, , , 40.89484, -74.20933, rain, 0.59, inch, cwop,
:8/18/2017, 745 am, NJ, Passaic, garret mountain, , , 40.88330, -74.18330, rain, 0.56, inch, IFLOWS,
:8/18/2017, 743 am, NJ, Passaic, Passaic, , , 40.85217, -74.12983, rain, 0.51, inch, cwop,
:8/18/2017, 1230 PM, NY, Nassau, Farmingdale, , , 40.73310, -73.44760, rain, 2.27, inch, mesonet,
:8/18/2017, 1100 am, NY, Nassau, Floral Park, , , 40.72230, -73.70360, rain, 1.58, inch, mesonet,
:8/18/2017, 1100 am, NY, Nassau, Uniondale, , , 40.70220, -73.59150, rain, 1.28, inch, mesonet,
:8/18/2017, 1100 am, NY, Nassau, Wantagh, , , 40.66770, -73.51080, rain, 0.76, inch, trained spotter,
:8/18/2017, 900 am, NY, New York, Central Park, , , 40.80000, -73.96000, rain, 0.78, inch, ASOS,
:8/18/2017, 1000 am, NY, Queens, NYC/La Guardia, , , 40.78000, -73.88000, rain, 0.87, inch, ASOS,
:8/18/2017, 745 am, NY, Rockland, Nanuet, , , 41.08830, -74.03420, rain, 0.52, inch, IFLOWS,
:8/18/2017, 1220 PM, NY, Suffolk, East Shoreham, , , 40.94482, -72.87955, rain, 3.80, inch, trained spotter,
:8/18/2017, 1200 PM, NY, Suffolk, Riverhead, , , 40.91000, -72.63000, rain, 3.61, inch, NWS employee,
:8/18/2017, 1030 am, NY, Suffolk, Northport, , , 40.90370, -73.34560, rain, 2.79, inch, amateur radio,
:8/18/2017, 1253 PM, NY, Suffolk, Calverton, , , 40.92390, -72.76190, rain, 2.68, inch, mesonet,
:8/18/2017, 1130 am, NY, Suffolk, Farmingville, , , 40.84250, -73.04420, rain, 2.56, inch, NWS employee,
:8/18/2017, 1200 PM, NY, Suffolk, Upton, , , 40.86954, -72.88677, rain, 2.17, inch, NWS office,
:8/18/2017, 1035 am, NY, Suffolk, Commack, , , 40.84490, -73.28360, rain, 2.10, inch, amateur radio,
:8/18/2017, 1040 am, NY, Suffolk, Saint James, , , 40.87899, -73.15678, rain, 1.86, inch, amateur radio,
:8/18/2017, 1100 am, NY, Suffolk, Islip Airport, , , 40.79000, -73.10000, rain, 1.75, inch, ASOS,
:8/18/2017, 1045 am, NY, Suffolk, Stony Brook, , , 40.90790, -73.12830, rain, 1.74, inch, amateur radio,
:8/18/2017, 1030 am, NY, Suffolk, Smithtown, , , 40.85710, -73.21490, rain, 1.63, inch, amateur radio,
:8/18/2017, 1035 am, NY, Suffolk, Greenlawn, , , 40.86310, -73.36660, rain, 1.54, inch, amateur radio,
:8/18/2017, 100 PM, NY, Suffolk, Orient, , , 41.14000, -72.30000, rain, 1.30, inch, trained spotter,
:8/18/2017, 1100 am, NY, Suffolk, Bay Shore, , , 40.72640, -73.25050, rain, 1.02, inch, public,
:8/18/2017, 1200 PM, NY, Suffolk, Shirley Airport, , , 40.82000, -72.86000, rain, 0.91, inch, ASOS,


Je


131 PM EDT Fri Aug 18 2017

The following are unofficial observations taken during the past 12
hours for the storm that has been affecting our region. Appreciation
is extended to Highway departments... cooperative observers... Skywarn
spotters and media for these reports. This summary is also available
on our home Page at weather.Gov/NYC

********************storm total rainfall********************

Location storm total time/date comments
                     rainfall of
                     /inches/ measurement

Connecticut

... Fairfield County...
   1 NW Easton 1.01 730 am 8/18 hads
   Bridgeport Airport 0.72 1200 PM 8/18 ASOS

... New Haven County...
   New Haven Airport 0.55 1200 PM 8/18 ASOS

New Jersey

... Bergen County...
   Teterboro Airport 1.52 900 am 8/18 ASOS
   1 W Tenafly 1.43 830 am 8/18 cocorahs
   Bergenfield 1.07 1000 am 8/18 mesonet
   Wood-Ridge 1.07 758 am 8/18 cwop
   Teaneck 0.59 753 am 8/18 cwop
   1 se Fair Lawn 0.56 750 am 8/18 cwop

... Essex County...
   1 NW Nutley 0.85 749 am 8/18 cwop
   1 SSW West Orange 0.84 742 am 8/18 cwop
   1 se Cedar Grove 0.74 740 am 8/18 cwop
   North Caldwell 0.59 745 am 8/18 cwop

... Hudson County...
   1 WSW north arlingto 0.54 752 am 8/18 cwop

... Passaic County...
   West Paterson 0.59 743 am 8/18 cwop
   garret mountain 0.56 745 am 8/18 IFLOWS
   Passaic 0.51 743 am 8/18 cwop

New York

... Nassau County...
   Farmingdale 2.27 1230 PM 8/18 mesonet
   Floral Park 1.58 1100 am 8/18 mesonet
   Uniondale 1.28 1100 am 8/18 mesonet
   Wantagh 0.76 1100 am 8/18 trained spotter

... New York County...
   Central Park 0.78 900 am 8/18 ASOS

... Queens County...
   NYC/La Guardia 0.87 1000 am 8/18 ASOS

... Rockland County...
   Nanuet 0.52 745 am 8/18 IFLOWS

... Suffolk County...
   East Shoreham 3.80 1220 PM 8/18 trained spotter
   Riverhead 3.61 1200 PM 8/18 NWS employee
   Northport 2.79 1030 am 8/18 amateur radio
   Calverton 2.68 1253 PM 8/18 mesonet
   Farmingville 2.56 1130 am 8/18 NWS employee
   Upton 2.17 1200 PM 8/18 NWS office
   Commack 2.10 1035 am 8/18 amateur radio
   Saint James 1.86 1040 am 8/18 amateur radio
   Islip Airport 1.75 1100 am 8/18 ASOS
   Stony Brook 1.74 1045 am 8/18 amateur radio
   Smithtown 1.63 1030 am 8/18 amateur radio
   Greenlawn 1.54 1035 am 8/18 amateur radio
   Orient 1.30 100 PM 8/18 trained spotter
   Bay Shore 1.02 1100 am 8/18 public
   Shirley Airport 0.91 1200 PM 8/18 ASOS


*****metadata*****
:8/18/2017, 730 am, CT, Fairfield, Easton, 1, NW, 41.25111, -73.32639, rain, 1.01, inch, hads,
:8/18/2017, 1200 PM, CT, Fairfield, Bridgeport Airport, , , 41.16000, -73.13000, rain, 0.72, inch, ASOS,
:8/18/2017, 1200 PM, CT, New Haven, New Haven Airport, , , 41.28000, -72.88000, rain, 0.55, inch, ASOS,
:8/18/2017, 900 am, NJ, Bergen, Teterboro Airport, , , 40.86000, -74.06000, rain, 1.52, inch, ASOS,
:8/18/2017, 830 am, NJ, Bergen, Tenafly, 1, W, 40.91467, -73.97750, rain, 1.43, inch, cocorahs,
:8/18/2017, 1000 am, NJ, Bergen, Bergenfield, , , 40.92390, -73.99860, rain, 1.07, inch, mesonet,
:8/18/2017, 758 am, NJ, Bergen, Wood-Ridge, , , 40.85630, -74.08453, rain, 1.07, inch, cwop,
:8/18/2017, 753 am, NJ, Bergen, Teaneck, , , 40.87754, -74.00436, rain, 0.59, inch, cwop,
:8/18/2017, 750 am, NJ, Bergen, Fair Lawn, 1, se, 40.92177, -74.10441, rain, 0.56, inch, cwop,
:8/18/2017, 749 am, NJ, Essex, Nutley, 1, NW, 40.83254, -74.16973, rain, 0.85, inch, cwop,
:8/18/2017, 742 am, NJ, Essex, West Orange, 1, SSW, 40.77383, -74.27500, rain, 0.84, inch, cwop,
:8/18/2017, 740 am, NJ, Essex, Cedar Grove, 1, se, 40.84467, -74.21633, rain, 0.74, inch, cwop,
:8/18/2017, 745 am, NJ, Essex, North Caldwell, , , 40.86155, -74.27760, rain, 0.59, inch, cwop,
:8/18/2017, 752 am, NJ, Hudson, North Arlington, 1, WSW, 40.77667, -74.14800, rain, 0.54, inch, cwop,
:8/18/2017, 743 am, NJ, Passaic, West Paterson, , , 40.89484, -74.20933, rain, 0.59, inch, cwop,
:8/18/2017, 745 am, NJ, Passaic, garret mountain, , , 40.88330, -74.18330, rain, 0.56, inch, IFLOWS,
:8/18/2017, 743 am, NJ, Passaic, Passaic, , , 40.85217, -74.12983, rain, 0.51, inch, cwop,
:8/18/2017, 1230 PM, NY, Nassau, Farmingdale, , , 40.73310, -73.44760, rain, 2.27, inch, mesonet,
:8/18/2017, 1100 am, NY, Nassau, Floral Park, , , 40.72230, -73.70360, rain, 1.58, inch, mesonet,
:8/18/2017, 1100 am, NY, Nassau, Uniondale, , , 40.70220, -73.59150, rain, 1.28, inch, mesonet,
:8/18/2017, 1100 am, NY, Nassau, Wantagh, , , 40.66770, -73.51080, rain, 0.76, inch, trained spotter,
:8/18/2017, 900 am, NY, New York, Central Park, , , 40.80000, -73.96000, rain, 0.78, inch, ASOS,
:8/18/2017, 1000 am, NY, Queens, NYC/La Guardia, , , 40.78000, -73.88000, rain, 0.87, inch, ASOS,
:8/18/2017, 745 am, NY, Rockland, Nanuet, , , 41.08830, -74.03420, rain, 0.52, inch, IFLOWS,
:8/18/2017, 1220 PM, NY, Suffolk, East Shoreham, , , 40.94482, -72.87955, rain, 3.80, inch, trained spotter,
:8/18/2017, 1200 PM, NY, Suffolk, Riverhead, , , 40.91000, -72.63000, rain, 3.61, inch, NWS employee,
:8/18/2017, 1030 am, NY, Suffolk, Northport, , , 40.90370, -73.34560, rain, 2.79, inch, amateur radio,
:8/18/2017, 1253 PM, NY, Suffolk, Calverton, , , 40.92390, -72.76190, rain, 2.68, inch, mesonet,
:8/18/2017, 1130 am, NY, Suffolk, Farmingville, , , 40.84250, -73.04420, rain, 2.56, inch, NWS employee,
:8/18/2017, 1200 PM, NY, Suffolk, Upton, , , 40.86954, -72.88677, rain, 2.17, inch, NWS office,
:8/18/2017, 1035 am, NY, Suffolk, Commack, , , 40.84490, -73.28360, rain, 2.10, inch, amateur radio,
:8/18/2017, 1040 am, NY, Suffolk, Saint James, , , 40.87899, -73.15678, rain, 1.86, inch, amateur radio,
:8/18/2017, 1100 am, NY, Suffolk, Islip Airport, , , 40.79000, -73.10000, rain, 1.75, inch, ASOS,
:8/18/2017, 1045 am, NY, Suffolk, Stony Brook, , , 40.90790, -73.12830, rain, 1.74, inch, amateur radio,
:8/18/2017, 1030 am, NY, Suffolk, Smithtown, , , 40.85710, -73.21490, rain, 1.63, inch, amateur radio,
:8/18/2017, 1035 am, NY, Suffolk, Greenlawn, , , 40.86310, -73.36660, rain, 1.54, inch, amateur radio,
:8/18/2017, 100 PM, NY, Suffolk, Orient, , , 41.14000, -72.30000, rain, 1.30, inch, trained spotter,
:8/18/2017, 1100 am, NY, Suffolk, Bay Shore, , , 40.72640, -73.25050, rain, 1.02, inch, public,
:8/18/2017, 1200 PM, NY, Suffolk, Shirley Airport, , , 40.82000, -72.86000, rain, 0.91, inch, ASOS,


Je

Flash Flood Watch

Statement as of 1:06 PM EDT on August 18, 2017

Expires 11:00 PM EDT on August 18, 2017


... Flash Flood Watch in effect until 11 PM EDT this evening...

The National Weather Service in Upton has issued a

* Flash Flood Watch for portions of southern Connecticut,
northeast New Jersey, and southeast New York, including the
following areas, in southern Connecticut, southern Fairfield.
In northeast New Jersey, eastern Bergen, eastern Essex,
eastern Passaic, eastern Union, Hudson, western Bergen,
western Essex, western Passaic, and western Union. In
southeast New York, Bronx, Kings (brooklyn), New York
(manhattan), northern Nassau, northern Queens, northern
Westchester, Richmond (staten island), Rockland, southern
Nassau, southern Queens, and southern Westchester.

* Until 11 PM EDT this evening

* narrow bands of heavy showers could produce rainfall rates from
1 to 3 inches per hour as they move across the same area. With
wet antecedent conditions, flash flooding is possible.

* There is a chance for widespread life threatening flooding of
small rivers, streams, Brooks, and urban areas.

Precautionary/preparedness actions...

A Flash Flood Watch means that conditions may develop that lead
to flash flooding. Flash flooding is a very dangerous situation.
You should monitor later forecasts and be prepared to take action
should flash flood warnings be issued.




Weather Severe Map
Alaska - Areal Flood Advisory , Record Report
Arizona - Air Quality Alert
Arkansas - Flood Warning , Record Report , Public Information Statement
California - Record Report
Colorado -
Connecticut - Flash Flood Watch , Public Information Statement
Delaware - Flash Flood Watch , Public Information Statement
District of Columbia - Flash Flood Watch , Heat Advisory , Public Information Statement
Florida - Coastal Hazard Statement , Areal Flood Advisory , Record Report
Georgia - Record Report
Hawaii - Special Statement , Record Report
Idaho - Fire Weather Warning
Illinois - Public Information Statement
Indiana - Beach Hazard Statement , Record Report
Iowa - Public Information Statement
Louisiana - Flood Warning , Heat Advisory , Record Report
Maryland - Flash Flood Watch, Coastal Flood Advisory , Flash Flood Watch , Heat Advisory , Special Statement , Public Information Statement
Massachusetts - Special Statement
Michigan - Beach Hazard Statement , Record Report
Minnesota - Special Statement , Public Information Statement , Public Information Statement
Mississippi - Flood Warning
Missouri - Public Information Statement
Montana - Fire Weather Warning , Air Quality Alert
Nebraska - Areal Flood Warning
Nevada -
New Jersey - Flash Flood Watch , Public Information Statement
New Mexico -
New York - Flash Flood Watch , Areal Flood Advisory , Special Statement , Beach Hazard Statement , Public Information Statement , Public Information Statement
North Carolina - Heat Advisory , Special Statement , Record Report
North Dakota - Fire Weather Watch
Ohio - Beach Hazard Statement
Oklahoma - Flood Warning
Oregon - Fire Weather Warning , Air Quality Alert
Pennsylvania - Flash Flood Watch , Areal Flood Advisory , Areal Flood Advisory, Flash Flood Watch , Special Statement , Beach Hazard Statement , Public Information Statement
Rhode Island - Special Statement
South Carolina - Heat Advisory
Texas - Flood Warning , Areal Flood Advisory , Heat Advisory , Special Statement , Record Report
Virgin Islands - Coastal Hazard Statement
Virginia - Flash Flood Watch , Heat Advisory , Special Statement , Public Information Statement
Washington - Fire Weather Warning
West Virginia - Public Information Statement
Wisconsin - Public Information Statement
- Small Craft Advisory

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