Alert archive / New York / Mesoscale Discussions in 2014
Mesoscale Discussion 1043
The Storm Prediction Center issued this mesoscale discussion at Jun 17, 2014, 6:26 PM EDT for 19 counties in New York; 4 counties in Pennsylvania. It was in force for 64 min.
The area
The outline as issued.
The facts
- Issued
- Jun 17, 2014, 6:26 PM EDT (22:26 UTC)
- Expired
- Jun 17, 2014, 7:30 PM EDT
- In force
- 64 min
- Issued by
- the Storm Prediction Center
- Chance of a watch
- 95%
All 23 counties
Allegany County, NY, Cattaraugus County, NY, Cayuga County, NY, Chautauqua County, NY, Cortland County, NY, Erie County, NY, Livingston County, NY, Madison County, NY, Oneida County, NY, Onondaga County, NY, Ontario County, NY, Oswego County, NY, Schuyler County, NY, Seneca County, NY, Steuben County, NY, Tompkins County, NY, Wayne County, NY, Wyoming County, NY, Yates County, NY, Crawford County, PA, Erie County, PA, McKean County, PA, Warren County, PA
The radar
The Buffalo radar (KBUF), 90 km from the middle of the area, began a volume at 22:28 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, 10.4 hours before the alert went out and 86 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
- 128 J/kg
- Mixed-layer CIN
- -86 J/kg
- Mixed-layer LCL
- 1154 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 83 m²/s²
- 0-3 km storm-relative helicity
- 144 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
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 |
|---|---|---|---|---|
| Jun 17, 1:38 PM EDT | Mesoscale Discussion | SPC | Allegany, Cattaraugus, Cayuga, Chautauqua, Chemung, Erie and 10 more | 97 min |
| Jun 17, 2:57 PM EDT | Severe Thunderstorm Watch | SPC | Cayuga, Chenango, Cortland, Jefferson, Lewis, Madison and 11 more | 2 hr |
| Jun 17, 6:51 PM EDT | Severe Thunderstorm Watch | SPC | Allegany, Broome, Cattaraugus, Cayuga, Chautauqua, Chemung and 25 more | 5 hr |
Nearby
Mesoscale Discussions in New York, 2014Mesoscale Discussions in Pennsylvania, 2014Every mesoscale discussion 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.