Alert archive / New York / Areal Flood Advisories in 2021
Areal Flood Advisory 82, NWS New York, NY
NWS New York, NY issued this areal flood advisory at Jul 29, 2021, 3:46 PM EDT for Westchester County, New York; Greater Bridgeport Planning Region, Connecticut. It was in force for 59 min.
The area
The counties it named.
The facts
- Issued
- Jul 29, 2021, 3:46 PM EDT (19:46 UTC)
- Expired
- Jul 29, 2021, 4:45 PM EDT
- In force
- 59 min
- Issued by
- NWS New York, NY
- Area
- Storm-based polygon
Counties Greater Bridgeport Planning Region, CT, Westchester County, NY
The radar
The Brookhaven radar (KOKX), 64 km from the middle of the area, began a volume at 19:49 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 12:00Z, 7.8 hours before the alert went out and 64 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.
- Mixed-layer CAPE
- 54 J/kg
- Mixed-layer CIN
- -32 J/kg
- Mixed-layer LCL
- 823 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
What forecasters said that day
The local office's own words before this areal flood advisory 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 areal flood advisory went out at Jul 29, 1:36 PM EDT, 2 hours 10 minutes earlier.
Area forecast discussion, Jul 29, 1:36 PM EDT, 2 hours 10 minutes before
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</html>Hazardous weather outlook, Jul 29, 3:23 PM EDT, 23 minutes before
Hazardous Weather Outlook National Weather Service New York NY 323 PM EDT Thu Jul 29 2021 ANZ335-338-345-353-355-NJZ002-004-006-103>108-NYZ071>075-078-080- 176>179-301930- Long Island Sound West of New Haven CT/Port Jefferson NY- New York Harbor- South Shore Bays from Jones Inlet through Shinnecock Bay- Fire Island Inlet NY to Moriches Inlet NY out 20 nm- Sandy Hook NJ to Fire Island Inlet NY out 20 nm-Western Passaic- Eastern Passaic-Hudson-Western Bergen-Eastern Bergen-Western Essex- Eastern Essex-Western Union-Eastern Union-Southern Westchester- New York (Manhattan)-Bronx-Richmond (Staten Island)-Kings (Brooklyn)- Northwest Suffolk-Southwest Suffolk-Northern Queens-Northern Nassau- Southern Queens-Southern Nassau- 323 PM EDT Thu Jul 29 2021 This Hazardous Weather Outlook is for Atlantic coastal waters, northeast New Jersey and southeast New York. .DAY ONE...This afternoon and tonight. Showers and thunderstorms into this evening may produce damaging winds and heavy rainfall. An isolated tornado is not out of the question. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Hazardous weather is not expected at this time that would meet NWS warning criteria. .SPOTTER INFORMATION STATEMENT... Spotter activation may 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. ANZ331-332-340-350-CTZ005>012-NYZ067>070-079-081-301930- 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- Peconic and Gardiners Bays- Moriches Inlet NY to Montauk Point NY out 20 nm-Northern Fairfield- Northern New Haven-Northern Middlesex-Northern New London- Southern Fairfield-Southern New Haven-Southern Middlesex- Southern New London-Orange-Putnam-Rockland-Northern Westchester- Northeast Suffolk-Southeast Suffolk- 323 PM EDT Thu Jul 29 2021 This Hazardous Weather Outlook is for Atlantic coastal waters, southern Connecticut and southeast New York. .DAY ONE...This afternoon and tonight. There is a low probability for any thunderstorms this evening to produce gusty winds and heavy rainfall. .DAYS TWO THROUGH SEVEN...Friday through Wednesday. Hazardous weather is not expected at this time that would meet NWS warning criteria. .SPOTTER INFORMATION STATEMENT... Spotter activation may 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.
The office that day
Everything else NWS New York, NY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 4:33 AM EDT | Small Craft Advisory | OKX | 16 hr | |
| Jul 29, 3:20 PM EDT | Small Craft Advisory | OKX | 35 hr | |
| Jul 29, 5:02 PM EDT | Special Weather Statement | OKX | Rockland, Westchester | 43 min |
| Jul 29, 5:35 PM EDT | Areal Flood Advisory | OKX | Rockland, Westchester | 85 min |
| Jul 29, 7:33 PM EDT | Special Marine Warning | OKX | 57 min | |
| Jul 29, 4:59 PM EDT | Special Weather Statement | OKX | Essex | 46 min |
| Jul 29, 5:36 PM EDT | Tornado Warning | OKX | Essex | 24 min |
| Jul 29, 5:44 PM EDT | Areal Flood Advisory | OKX | Essex | 63 min |
| Jul 29, 5:59 PM EDT | Tornado Warning | OKX | Essex | 9 min |
| Jul 29, 6:47 PM EDT | Flash Flood Warning | OKX | Essex | 3 hr |
| Jul 29, 7:15 PM EDT | Areal Flood Advisory | OKX | Bergen, Hudson, Passaic | 2 hr |
| Jul 29, 4:04 PM EDT | Special Weather Statement | OKX | 41 min | |
| Jul 29, 5:10 PM EDT | Areal Flood Advisory | OKX | Greater Bridgeport Planning Region | 15 min |
| Jul 29, 5:25 PM EDT | Flash Flood Warning | OKX | Greater Bridgeport Planning Region | 2 hr |
| Jul 29, 6:52 PM EDT | Areal Flood Advisory | OKX | Greater Bridgeport Planning Region, Naugatuck Valley Planning Region | 113 min |
Nearby
Areal Flood Advisories in New York, 2021Areal Flood Advisories in Connecticut, 2021Every areal flood advisory in 2021
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.