Alert archive / New York / Special Weather Statements in 2023

Special Weather Statement, NWS New York, NY

July 9, 2023Putnam County, New York

NWS New York, NY issued this special weather statement at Jul 9, 2023, 11:31 PM EDT for Putnam County, New York. It was in force for 44 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jul 9, 2023, 11:31 PM EDT (03:31 UTC)
Expired
Jul 10, 2023, 12:15 AM EDT
In force
44 min
Issued by
NWS New York, NY
Hail
0.00 in
Wind
30

County Putnam County, NY

The radar

The Brookhaven radar (KOKX), 101 km from the middle of the area, began a volume at 03:33 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 3.5 hours before the alert went out and 101 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 00:00Z on 2023-07-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 325 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2023-07-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 93 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
325 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
589 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
93 m²/s²
0-3 km storm-relative helicity
133 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS New York, NY wrote its last area forecast discussion before this special weather statement went out at Jul 9, 11:29 PM EDT, 2 minutes earlier.

Area forecast discussion, Jul 9, 11:29 PM EDT, 2 minutes before
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Hazardous weather outlook, Jul 9, 2:46 PM EDT, 8 hours 45 minutes before
Hazardous Weather Outlook
National Weather Service New York NY
246 PM EDT Sun Jul 9 2023

NJZ002-004-006-103>108-NYZ067>075-176-178-101900-
Western Passaic-Eastern Passaic-Hudson-Western Bergen-Eastern Bergen-
Western Essex-Eastern Essex-Western Union-Eastern Union-Orange-
Putnam-Rockland-Northern Westchester-Southern Westchester-
New York (Manhattan)-Bronx-Richmond (Staten Island)-Kings (Brooklyn)-
Northern Queens-Southern Queens-
246 PM EDT Sun Jul 9 2023

...FLOOD WATCH IN EFFECT THROUGH LATE TONIGHT...

This Hazardous Weather Outlook is for northeast New Jersey and
southeast New York.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flood Watch.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Hazardous weather is not expected at this time that would meet NWS
warning criteria.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed.

&&

This Hazardous Weather Outlook provides a summary of potential
widespread hazardous weather events that may reach NWS warning
criteria. Most long fused NWS watches, warnings, and advisories in
effect are highlighted.

Please refer to the latest NWS forecasts for weather not meeting NWS
warning criteria.

CTZ005>012-NYZ078>081-177-179-101900-
Northern Fairfield-Northern New Haven-Northern Middlesex-
Northern New London-Southern Fairfield-Southern New Haven-
Southern Middlesex-Southern New London-Northwest Suffolk-
Northeast Suffolk-Southwest Suffolk-Southeast Suffolk-
Northern Nassau-Southern Nassau-
246 PM EDT Sun Jul 9 2023

...FLOOD WATCH IN EFFECT FROM 8 PM EDT THIS EVENING THROUGH MONDAY
AFTERNOON...

This Hazardous Weather Outlook is for southern Connecticut and
southeast New York.

.DAY ONE...This afternoon and tonight.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flood Watch.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

Please listen to NOAA Weather Radio or go to weather.gov on the
Internet for more information about the following hazards.

   Flood Watch.

.SPOTTER INFORMATION STATEMENT...

Spotter activation will likely be needed.

&&

This Hazardous Weather Outlook provides a summary of potential
widespread hazardous weather events that may reach NWS warning
criteria. Most long fused NWS watches, warnings, and advisories in
effect are highlighted.

Please refer to the latest NWS forecasts for weather not meeting NWS
warning criteria.

ANZ331-332-335-338-340-345-350-353-355-101900-
Long Island Sound East of New Haven CT/Port Jefferson NY to the
Mouth of the Connecticut River-
Long Island Sound East of the Mouth of the Connecticut River-
Long Island Sound West of New Haven CT/Port Jefferson NY-
New York Harbor-Peconic and Gardiners Bays-
South Shore Bays from Jones Inlet through Shinnecock Bay-
Moriches Inlet NY to Montauk Point NY out 20 nm-
Fire Island Inlet NY to Moriches Inlet NY out 20 nm-
Sandy Hook NJ to Fire Island Inlet NY out 20 nm-
246 PM EDT Sun Jul 9 2023

This Hazardous Weather Outlook is for Atlantic coastal waters.

.DAY ONE...This afternoon and tonight.

The probability for widespread hazardous weather is low.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

The probability for widespread hazardous weather that would meet NWS
warning criteria is low.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

&&

This Hazardous Weather Outlook provides a summary of potential
widespread hazardous weather events that may reach NWS warning
criteria. Most long fused NWS watches, warnings, and advisories in
effect are highlighted.

Please refer to the latest NWS forecasts for weather not meeting NWS
warning criteria.

In the hours before

Local storm report, Jul 9, 9:05 PM EDT, 2 hours 26 minutes before
Preliminary Local Storm Report
National Weather Service New York NY
905 PM EDT Sun Jul 9 2023

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

0856 PM     Tstm Wnd Gst     1 NE Stamford           41.03N 73.55W
07/09/2023  M39 MPH          Fairfield          CT   Mesonet

            Mesonet station EW9544. Marine thunderstorm
            wind gust.

&&

DSR
Local storm report, Jul 9, 9:44 PM EDT, 1 hour 47 minutes before
Preliminary Local Storm Report
National Weather Service New York NY
944 PM EDT Sun Jul 9 2023

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

0600 PM     Flash Flood      2 ESE Cornwall on Hudso 41.43N 73.99W
07/09/2023                   Orange             NY   Public

            Video shows rt 218 between Cornwall and West
            Point washed away. Time estimated.

&&

DSR
Local storm report, Jul 9, 10:55 PM EDT, 36 minutes before
Preliminary Local Storm Report
National Weather Service New York NY
1055 PM EDT Sun Jul 9 2023

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

1034 PM     Flash Flood      1 N Yonkers             40.97N 73.87W
07/09/2023                   Westchester        NY   Dept of Highways

            DOT reports flooding and closure on Saw Mill
            River Parkway southbound between Exit 9 and
            Exit 20. Exit ramps blocked.

&&

DSR
Local storm report, Jul 9, 10:59 PM EDT, 32 minutes before
Preliminary Local Storm Report
National Weather Service New York NY
1059 PM EDT Sun Jul 9 2023

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

1008 PM     Flash Flood      1 WSW Ardsley           41.01N 73.85W
07/09/2023                   Westchester        NY   Dept of Highways

            DOT reports flooding and road closure on Saw
            Mill River Parkway northbound north of Exit
            17, all lanes closed.

&&

DSR
Local storm report, Jul 9, 11:12 PM EDT, 19 minutes before
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Special weather statement, Jul 9, 11:31 PM EDT, 0 minutes before
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The office that day

Everything else NWS New York, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 9, 8:03 PM EDTRiver Flood WarningOKXOrange, Rockland22 hr
Jul 9, 8:23 PM EDTSpecial Marine WarningOKX23 min
Jul 9, 8:50 PM EDTAreal Flood AdvisoryOKXBronx55 min
Jul 9, 9:09 PM EDTAreal Flood WarningOKXOrange, Putnam, Rockland, Westchester7 hr
Jul 9, 9:22 PM EDTFlash Flood WarningOKXBronx, New York, Queens, Westchester82 min
Jul 9, 9:27 PM EDTSpecial Marine WarningOKX51 min
Jul 9, 9:43 PM EDTAreal Flood AdvisoryOKXBronx, Westchester2 hr
Jul 9, 10:15 PM EDTSpecial Marine WarningOKX60 min
Jul 9, 10:32 PM EDTAreal Flood AdvisoryOKXPutnam, Westchester118 min
Jul 9, 11:03 PM EDTFlash Flood WarningOKXPutnam, Rockland, Westchester5 hr
Jul 10, 2:31 AM EDTAreal Flood AdvisoryOKXSuffolk119 min
Jul 10, 3:17 AM EDTSpecial Marine WarningOKX28 min
Jul 10, 3:28 AM EDTSpecial Marine WarningOKX47 min
Jul 10, 3:43 AM EDTSpecial Weather StatementOKXSuffolk47 min
Jul 10, 3:57 AM EDTTornado WarningOKXSuffolk13 min
Jul 10, 4:04 AM EDTFlash Flood WarningOKXPutnam, Rockland, Westchester72 min
Jul 10, 4:17 AM EDTSpecial Weather StatementOKXSuffolk43 min
Jul 10, 4:30 AM EDTAreal Flood AdvisoryOKXSuffolk90 min
Jul 9, 8:27 PM EDTSevere Thunderstorm WarningOKXGreater Bridgeport Planning Region30 min
Jul 9, 8:56 PM EDTSpecial Weather StatementOKX49 min
Jul 10, 5:30 AM EDTAreal Flood AdvisoryOKXLower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region3 hr
Jul 10, 6:22 AM EDTAreal Flood AdvisoryOKXLower Connecticut River Valley Planning Region, Southeastern Connecticut Planning Region4 hr
Jul 10, 7:13 AM EDTSpecial Weather StatementOKX47 min
Jul 10, 7:48 AM EDTFlash Flood WarningOKXLower Connecticut River Valley Planning Region, Southeastern Connecticut Planning Region70 min
Jul 10, 9:13 AM EDTFlash Flood WarningOKXSoutheastern Connecticut Planning Region3 hr
Jul 10, 10:07 AM EDTFlash Flood WarningOKXSoutheastern Connecticut Planning Region2 hr
Jul 10, 10:27 AM EDTAreal Flood AdvisoryOKXSoutheastern Connecticut Planning Region2 hr
Jul 10, 2:28 AM EDTAreal Flood AdvisoryOKXBergen92 min
Jul 10, 3:09 AM EDTAreal Flood WarningOKXBergen2 hr

Nearby

Special Weather Statements in New York, 2023Every special weather statement in 2023

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.