Alert archive / New York / Special Weather Statements in 2018

Special Weather Statement, NWS New York, NY

August 3, 2018Putnam County, New York

NWS New York, NY issued this special weather statement at Aug 3, 2018, 8:28 PM EDT for Putnam County, New York. It was in force for 62 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
Aug 3, 2018, 8:28 PM EDT (00:28 UTC)
Expired
Aug 3, 2018, 9:30 PM EDT
In force
62 min
Issued by
NWS New York, NY

County Putnam County, NY

The radar

The Brookhaven radar (KOKX), 109 km from the middle of the area, began a volume at 00:29 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, 0.5 hours before the alert went out and 109 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 2018-08-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1302 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 2018-08-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 12 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
1302 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
561 m above ground
0-6 km bulk shear
20 kt
0-1 km storm-relative helicity
12 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

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 Aug 3, 3:55 PM EDT, 4 hours 33 minutes earlier.

Area forecast discussion, Aug 3, 3:55 PM EDT, 4 hours 33 minutes before
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Hazardous weather outlook, Aug 3, 8:04 PM EDT, 24 minutes before
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In the hours before

Local storm report, Aug 3, 5:10 PM EDT, 3 hours 18 minutes before
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Local storm report, Aug 3, 5:21 PM EDT, 3 hours 7 minutes before
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Local storm report, Aug 3, 5:31 PM EDT, 2 hours 57 minutes before
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Local storm report, Aug 3, 6:16 PM EDT, 2 hours 12 minutes before
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Special weather statement, Aug 3, 7:16 PM EDT, 1 hour 12 minutes before
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Special weather statement, Aug 3, 8:28 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
Aug 3, 9:22 PM EDTAreal Flood AdvisoryOKXOrange, Putnam53 min
Aug 4, 4:20 AM EDTAreal Flood AdvisoryOKXOrange115 min
Aug 4, 5:45 AM EDTAreal Flood AdvisoryOKXPutnam, Rockland, Westchester2 hr
Aug 4, 6:24 AM EDTFlash Flood WarningOKXRockland, Westchester81 min
Aug 4, 6:37 AM EDTAreal Flood AdvisoryOKXOrange113 min
Aug 4, 6:43 AM EDTAreal Flood AdvisoryOKXWestchester2 hr
Aug 4, 7:41 AM EDTAreal Flood AdvisoryOKXPutnam, Rockland, Westchester2 hr
Aug 4, 9:56 AM EDTAreal Flood AdvisoryOKXNassau, Suffolk94 min
Aug 4, 10:12 AM EDTSmall Craft AdvisoryOKX11 hr
Aug 4, 12:00 PM EDTAreal Flood WarningOKXRockland3 hr
Aug 4, 3:27 PM EDTHeat AdvisoryOKXBronx, Kings, Nassau, New York, Orange, Putnam and 5 more4 days
Aug 4, 8:15 AM EDTAreal Flood AdvisoryOKXEssex, Union2 hr
Aug 4, 8:59 AM EDTFlash Flood WarningOKXUnion91 min
Aug 4, 9:17 AM EDTFlash Flood WarningOKXEssex88 min
Aug 4, 3:01 PM EDTRiver Flood WarningOKXBergen2 hr
Aug 4, 7:26 AM EDTAreal Flood AdvisoryOKXLower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region2 hr
Aug 4, 8:22 AM EDTSpecial Weather StatementOKX53 min
Aug 4, 8:41 AM EDTAreal Flood AdvisoryOKXLower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region94 min
Aug 4, 9:12 AM EDTAreal Flood AdvisoryOKXLower Connecticut River Valley Planning Region, Southeastern Connecticut Planning Region2 hr
Aug 4, 10:24 AM EDTAreal Flood AdvisoryOKXSoutheastern Connecticut Planning Region96 min
Aug 4, 11:22 AM EDTFlash Flood WarningOKXLower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region3 hr
Aug 4, 12:08 PM EDTAreal Flood AdvisoryOKXLower Connecticut River Valley Planning Region, Southeastern Connecticut Planning Region2 hr
Aug 4, 2:33 PM EDTAreal Flood AdvisoryOKXLower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region, Southeastern Connecticut Planning Region87 min

Nearby

Special Weather Statements in New York, 2018Every special weather statement in 2018

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.