Alert archive / New York / Severe Thunderstorm Warnings in 2008

Severe Thunderstorm Warning 115, NWS New York, NY

August 10, 2008Orange County, New York

NWS New York, NY issued this severe thunderstorm warning at Aug 10, 2008, 3:15 PM EDT for Orange County, New York. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued: Aug 10, 2008, 3:15 PM EDT (19:15 UTC)
Expired: Aug 10, 2008, 3:45 PM EDT
In force: 30 min
Issued by: NWS New York, NY
Area: Storm-based polygon

County Orange County, NY

The radar

The Albany radar (KENX), 133 km from the middle of the area, began a volume at 19:14 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Aug 10, 10:46 AM EDT	Severe Thunderstorm Watch	SPC	10 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 7.3 hours before the alert went out and 135 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: 227 J/kg
Mixed-layer CIN: -27 J/kg
Mixed-layer LCL: 1366 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 11 m²/s²
0-3 km storm-relative helicity: 14 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

What forecasters said that day

The local office's own words before this severe thunderstorm 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 severe thunderstorm warning went out at Aug 10, 1:48 PM EDT, 1 hour 27 minutes earlier.

Area forecast discussion, Aug 10, 1:48 PM EDT, 1 hour 27 minutes before

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Hazardous weather outlook, Aug 10, 11:14 AM EDT, 4 hours 1 minute before

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In the hours before

Special weather statement, Aug 10, 1:10 PM EDT, 2 hours 5 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
Aug 10, 6:31 PM EDT	Special Marine Warning	OKX		59 min
Aug 10, 7:26 PM EDT	Special Marine Warning	OKX		76 min

Nearby

Severe Thunderstorm Warnings in New York, 2008 Every severe thunderstorm 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.