Alert archive / New York / Mesoscale Discussions in 2016
Mesoscale Discussion 1393
The Storm Prediction Center issued this mesoscale discussion at Jul 25, 2016, 10:51 AM EDT for 27 counties in New York; 19 counties in Pennsylvania. It was in force for 114 min.
The area
The outline as issued.
The facts
- Issued
- Jul 25, 2016, 10:51 AM EDT (14:51 UTC)
- Expired
- Jul 25, 2016, 12:45 PM EDT
- In force
- 114 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 40%
All 46 counties
Allegany County, NY, Broome County, NY, Cattaraugus County, NY, Cayuga County, NY, Chautauqua County, NY, Chemung County, NY, Chenango County, NY, Cortland County, NY, Delaware County, NY, Erie County, NY, Genesee County, NY, Livingston County, NY, Madison County, NY, Monroe County, NY, Niagara County, NY, Onondaga County, NY, Ontario County, NY, Otsego County, NY, Schuyler County, NY, Seneca County, NY, Steuben County, NY, Sullivan County, NY, Tioga County, NY, Tompkins County, NY, Wayne County, NY, Wyoming County, NY, Yates County, NY, Bradford County, PA, Cameron County, PA, Clarion County, PA, Clinton County, PA, Crawford County, PA, Elk County, PA, Forest County, PA, Lackawanna County, PA, Luzerne County, PA, Lycoming County, PA, McKean County, PA, Potter County, PA, Sullivan County, PA, Susquehanna County, PA, Tioga County, PA, Venango County, PA, Warren County, PA, Wayne County, PA, Wyoming County, PA
The radar
The Binghamton radar (KBGM), 73 km from the middle of the area, began a volume at 14:54 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 watches that followed
Watches SPC issued over any of the same counties within four hours of this discussion.
The nearest sounding before it
Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 2.9 hours before the alert went out and 166 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
- 1065 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 907 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 184 m²/s²
- 0-3 km storm-relative helicity
- 203 m²/s²
- Significant tornado parameter
- 0.9
- Supercell composite
- 8.7
The text
As transmitted.
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</html>SPC that day
Everything else SPC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 12:43 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Bronx, Broome, Cattaraugus, Chautauqua, Chemung and 20 more | 7 hr |
| Jul 25, 3:03 PM EDT | Mesoscale Discussion | SPC | Allegany, Bronx, Broome, Cattaraugus, Chautauqua, Chemung and 16 more | 57 min |
| Jul 25, 4:52 PM EDT | Mesoscale Discussion | SPC | Albany, Allegany, Bronx, Broome, Chemung, Chenango and 24 more | 83 min |
| Jul 25, 12:41 PM EDT | Mesoscale Discussion | SPC | Adams, Allegheny, Armstrong, Beaver, Bedford, Berks and 31 more | 64 min |
Nearby
Mesoscale Discussions in New York, 2016Mesoscale Discussions in Pennsylvania, 2016Every mesoscale discussion in 2016
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.