Alert archive / New York / Severe Thunderstorm Warnings in 2009

Severe Thunderstorm Warning 4, NWS Binghamton, NY

May 9, 2009Delaware County, Otsego County, New York

NWS Binghamton, NY issued this severe thunderstorm warning at May 9, 2009, 7:05 PM EDT for Delaware County, Otsego County, New York. It was in force for 40 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: May 9, 2009, 7:05 PM EDT (23:05 UTC)
Expired: May 9, 2009, 7:45 PM EDT
In force: 40 min
Issued by: NWS Binghamton, NY
Area: Storm-based polygon

Counties Delaware County, NY, Otsego County, NY

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 11.1 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: 2 J/kg
Mixed-layer CIN: -87 J/kg
Mixed-layer LCL: 705 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 159 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 severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Binghamton, NY wrote its last area forecast discussion before this severe thunderstorm warning went out at May 9, 6:54 PM EDT, 11 minutes earlier.

Area forecast discussion, May 9, 6:54 PM EDT, 11 minutes before

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Hazardous weather outlook, May 9, 6:48 PM EDT, 17 minutes before

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In the hours before

Special weather statement, May 9, 4:52 PM EDT, 2 hours 13 minutes before

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Special weather statement, May 9, 4:56 PM EDT, 2 hours 9 minutes before

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Local storm report, May 9, 5:50 PM EDT, 1 hour 15 minutes before

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Special weather statement, May 9, 6:07 PM EDT, 58 minutes before

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Special weather statement, May 9, 6:39 PM EDT, 26 minutes before

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Local storm report, May 9, 6:58 PM EDT, 7 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 9, 3:13 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Otsego	47 min
May 9, 4:04 PM EDT	Severe Thunderstorm Warning	BGM	Oneida	29 min
May 9, 5:14 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Delaware	46 min

Nearby

Severe Thunderstorm Warnings in New York, 2009 Every severe thunderstorm warning in 2009

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.