Alert archive / New York / Severe Thunderstorm Warnings in 2014

Severe Thunderstorm Warning 31, NWS Binghamton, NY

June 17, 2014Broome County, Tioga County, Tompkins County, New York; Bradford County, Susquehanna County, Pennsylvania

NWS Binghamton, NY issued this severe thunderstorm warning at Jun 17, 2014, 11:20 PM EDT for Broome County, Tioga County, Tompkins County, New York; Bradford County, Susquehanna County, Pennsylvania. It was in force for 55 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: Jun 17, 2014, 11:20 PM EDT (03:20 UTC)
Expired: Jun 18, 2014, 12:15 AM EDT
In force: 55 min
Issued by: NWS Binghamton, NY
Area: Storm-based polygon

Counties Broome County, NY, Tioga County, NY, Tompkins County, NY, Bradford County, PA, Susquehanna County, PA

The radar

The Binghamton radar (KBGM), 21 km from the middle of the area, began a volume at 03:23 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
Jun 17, 6:51 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 3.3 hours before the alert went out and 205 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: 393 J/kg
Mixed-layer CIN: -34 J/kg
Mixed-layer LCL: 1637 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 150 m²/s²
0-3 km storm-relative helicity: 245 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 2.2

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 Jun 17, 7:38 PM EDT, 3 hours 42 minutes earlier.

Area forecast discussion, Jun 17, 7:38 PM EDT, 3 hours 42 minutes before

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Hazardous weather outlook, Jun 17, 6:58 PM EDT, 4 hours 22 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
Jun 17, 9:11 PM EDT	Severe Thunderstorm Warning	BGM	Madison, Oneida, Onondaga	64 min
Jun 17, 9:21 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Madison, Oneida, Onondaga, Seneca	54 min
Jun 17, 9:39 PM EDT	Severe Thunderstorm Warning	BGM	Schuyler, Seneca, Steuben, Yates	51 min
Jun 17, 9:53 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Chenango, Cortland, Madison, Oneida, Onondaga	52 min
Jun 17, 10:11 PM EDT	Severe Thunderstorm Warning	BGM	Oneida	19 min
Jun 17, 10:11 PM EDT	Severe Thunderstorm Warning	BGM	Cayuga, Cortland, Schuyler, Seneca, Tompkins, Yates	64 min
Jun 17, 10:24 PM EDT	Severe Thunderstorm Warning	BGM	Chemung, Schuyler, Tioga, Tompkins, Yates	66 min
Jun 17, 10:27 PM EDT	Areal Flood Advisory	BGM	Oneida	3 hr
Jun 17, 10:33 PM EDT	Areal Flood Advisory	BGM	Cayuga, Cortland, Madison, Oneida, Onondaga, Seneca and 3 more	3 hr
Jun 17, 10:47 PM EDT	Severe Thunderstorm Warning	BGM	Chenango, Cortland, Madison, Otsego	58 min
Jun 17, 10:57 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chenango, Cortland, Delaware, Otsego, Tioga and 1 more	63 min
Jun 17, 11:29 PM EDT	Areal Flood Advisory	BGM	Broome, Chenango, Cortland, Madison, Otsego, Schuyler and 2 more	3 hr
Jun 17, 11:45 PM EDT	Severe Thunderstorm Warning	BGM	Broome, Chenango, Delaware, Otsego	60 min
Jun 18, 12:01 AM EDT	Areal Flood Advisory	BGM	Broome, Chenango, Delaware, Otsego	3 hr
Jun 18, 12:30 AM EDT	Severe Thunderstorm Warning	BGM	Delaware, Sullivan	60 min
Jun 18, 1:14 AM EDT	Areal Flood Advisory	BGM	Delaware	3 hr

Nearby

Severe Thunderstorm Warnings in New York, 2014 Severe Thunderstorm Warnings in Pennsylvania, 2014 Every severe thunderstorm warning in 2014

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.