Alert archive / New York / Severe Thunderstorm Warnings in 2010

Severe Thunderstorm Warning 91, NWS Binghamton, NY

July 21, 2010Oneida County, Otsego County, New York

NWS Binghamton, NY issued this severe thunderstorm warning at Jul 21, 2010, 8:21 PM EDT for Oneida County, Otsego County, New York. It was in force for 24 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: Jul 21, 2010, 8:21 PM EDT (00:21 UTC)
Expired: Jul 21, 2010, 8:45 PM EDT
In force: 24 min
Issued by: NWS Binghamton, NY
Area: Storm-based polygon

Counties Oneida County, NY, Otsego County, NY

The radar

The Ft Drum radar (KTYX), 98 km from the middle of the area, began a volume at 00:23 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
Jul 21, 7:35 PM EDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 0.4 hours before the alert went out and 118 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: 846 J/kg
Mixed-layer CIN: -31 J/kg
Mixed-layer LCL: 1432 m above ground
0-6 km bulk shear: 52 kt
0-1 km storm-relative helicity: 2 m²/s²
0-3 km storm-relative helicity: 100 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.7

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 Jul 21, 2:52 PM EDT, 5 hours 29 minutes earlier.

Area forecast discussion, Jul 21, 2:52 PM EDT, 5 hours 29 minutes before

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Hazardous weather outlook, Jul 21, 7:38 PM EDT, 43 minutes before

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In the hours before

Special weather statement, Jul 21, 6:07 PM EDT, 2 hours 14 minutes before

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Special weather statement, Jul 21, 6:54 PM EDT, 1 hour 27 minutes before

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Local storm report, Jul 21, 7:03 PM EDT, 1 hour 18 minutes before

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Special weather statement, Jul 21, 7:05 PM EDT, 1 hour 16 minutes before

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Special weather statement, Jul 21, 7:22 PM EDT, 59 minutes before

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Special weather statement, Jul 21, 8:04 PM EDT, 17 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
Jul 21, 8:04 PM EDT	Special Weather Statement	BGM	Otsego	56 min
Jul 21, 8:36 PM EDT	Special Weather Statement	BGM	Madison	24 min
Jul 21, 9:04 PM EDT	Special Weather Statement	BGM	Tompkins	26 min
Jul 21, 9:19 PM EDT	Special Weather Statement	BGM	Pike	26 min

Nearby

Severe Thunderstorm Warnings in New York, 2010 Every severe thunderstorm warning in 2010

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.