Alert archive / New York / Excessive Heat Warnings in 2008

Excessive Heat Warning 2, NWS New York, NY

June 9, 20084 counties in New York; Hudson County, Passaic County, New Jersey

NWS New York, NY issued this excessive heat warning at Jun 9, 2008, 4:49 PM EDT for 4 counties in New York; Hudson County, Passaic County, New Jersey. It took effect at Jun 10, 2008, 11:00 AM EDT. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Jun 9, 2008, 4:49 PM EDT (20:49 UTC)
In effect from: Jun 10, 2008, 11:00 AM EDT
Expired: Jun 10, 2008, 8:00 PM EDT
In force: 9 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 20:52 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, 8.8 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 251 J/kg
Mixed-layer CIN: -227 J/kg
Mixed-layer LCL: 1318 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: -18 m²/s²
0-3 km storm-relative helicity: 24 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 excessive heat warning 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 excessive heat warning went out at Jun 9, 4:34 PM EDT, 15 minutes earlier.

Area forecast discussion, Jun 9, 4:34 PM EDT, 15 minutes before

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Hazardous weather outlook, Jun 9, 5:12 AM EDT, 11 hours 37 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 9, 4:43 AM EDT	Excessive Heat Watch	OKX	Bronx, Kings, New York, Richmond	12 hr
Jun 9, 4:43 AM EDT	Excessive Heat Warning	OKX	Bronx, Kings, New York, Richmond	14 hr
Jun 9, 4:43 AM EDT	Heat Advisory	OKX	Orange, Putnam, Rockland, Suffolk, Westchester	39 hr

Nearby

Excessive Heat Warnings in New York, 2008 Excessive Heat Warnings in New Jersey, 2008 Every excessive heat warning in 2008

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.