Alert archive / New York / Heat Advisories in 2007

Heat Advisory 2, NWS New York, NY

August 8, 20074 counties in New York; Hudson County, Passaic County, New Jersey

NWS New York, NY issued this heat advisory at Aug 8, 2007, 3:56 AM EDT for 4 counties in New York; Hudson County, Passaic County, New Jersey. It took effect at Aug 8, 2007, 1:00 PM EDT. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Aug 8, 2007, 3:56 AM EDT (07:56 UTC)
In effect from
Aug 8, 2007, 1:00 PM EDT
Expired
Aug 8, 2007, 6:00 PM EDT
In force
5 hr
Issued by
NWS New York, NY

Counties Hudson County, NJ, Passaic County, NJ, Bronx County, NY, Kings County, NY, New York County, NY, Richmond County, NY

The radar

The Philadelphia radar (KDIX), 96 km from the middle of the area, began a volume at 07:59 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, 7.9 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 2007-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 98 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 2007-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 29 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
98 J/kg
Mixed-layer CIN
-237 J/kg
Mixed-layer LCL
1372 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
29 m²/s²
0-3 km storm-relative helicity
30 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this heat 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 heat advisory went out at Aug 8, 3:37 AM EDT, 19 minutes earlier.

Area forecast discussion, Aug 8, 3:37 AM EDT, 19 minutes before
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Hazardous weather outlook, Aug 7, 5:38 PM EDT, 10 hours 18 minutes before
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      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 6:08 AM EDTFlash Flood WarningOKXBronx, New York2 hr
Aug 8, 6:08 AM EDTFlash Flood WarningOKXBronx, Kings, New York, Queens, Richmond2 hr
Aug 8, 6:28 AM EDTTornado WarningOKXKings, Richmond32 min
Aug 8, 6:30 AM EDTSpecial Marine WarningOKX30 min
Aug 8, 6:50 AM EDTTornado WarningOKXKings, Nassau, Queens25 min
Aug 8, 7:32 AM EDTSpecial Marine WarningOKX43 min
Aug 8, 8:10 AM EDTSpecial Marine WarningOKX65 min
Aug 8, 9:10 AM EDTSpecial Marine WarningOKX33 min
Aug 8, 9:13 AM EDTSpecial Marine WarningOKX82 min
Aug 8, 5:38 AM EDTFlash Flood WarningOKXBergen, Passaic97 min

Nearby

Heat Advisories in New York, 2007Heat Advisories in New Jersey, 2007Every heat advisory in 2007

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.