Alert archive / New York / Mesoscale Discussions in 2007
Mesoscale Discussion 2019
The Storm Prediction Center issued this mesoscale discussion at Sep 26, 2007, 12:36 PM EDT for 32 counties in New York; 17 counties in Pennsylvania. It was in force for 84 min.
The area
The outline as issued.
The facts
- Issued
- Sep 26, 2007, 12:36 PM EDT (16:36 UTC)
- Expired
- Sep 26, 2007, 2:00 PM EDT
- In force
- 84 min
- Issued by
- the Storm Prediction Center
All 49 counties
Albany County, NY, Allegany County, NY, Broome County, NY, Cattaraugus County, NY, Cayuga County, NY, Chemung County, NY, Chenango County, NY, Cortland County, NY, Delaware County, NY, Essex County, NY, Fulton County, NY, Hamilton County, NY, Herkimer County, NY, Lewis County, NY, Livingston County, NY, Madison County, NY, Montgomery County, NY, Oneida County, NY, Onondaga County, NY, Ontario County, NY, Oswego County, NY, Otsego County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, Schuyler County, NY, Seneca County, NY, Steuben County, NY, Tioga County, NY, Tompkins County, NY, Warren County, NY, Yates County, NY, Armstrong County, PA, Bradford County, PA, Cameron County, PA, Clarion County, PA, Clearfield County, PA, Clinton County, PA, Elk County, PA, Forest County, PA, Indiana County, PA, Jefferson County, PA, Lycoming County, PA, McKean County, PA, Potter County, PA, Susquehanna County, PA, Tioga County, PA, Venango County, PA, Warren County, PA
The radar
The Binghamton radar (KBGM), 78 km from the middle of the area, began a volume at 16:39 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
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 4.6 hours before the alert went out and 160 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.
- Mixed-layer CAPE
- 424 J/kg
- Mixed-layer CIN
- -33 J/kg
- Mixed-layer LCL
- 670 m above ground
- 0-6 km bulk shear
- 39 kt
- 0-1 km storm-relative helicity
- 85 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.2
- Supercell composite
- 1.9
The text
As transmitted, in the capitals the NWS used until 2016.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Sep 26, 3:21 AM EDT | Mesoscale Discussion | SPC | Franklin, Jefferson, Lewis, Oswego, St. Lawrence | 2 hr |
Nearby
Mesoscale Discussions in New York, 2007Mesoscale Discussions in Pennsylvania, 2007Every mesoscale discussion in 2007
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.