Alert archive / New York / Mesoscale Discussions in 2019
Mesoscale Discussion 2137
The Storm Prediction Center issued this mesoscale discussion at Oct 31, 2019, 8:21 PM EDT for 22 counties in New York; 8 counties in Pennsylvania; Bennington County, Rutland County, Vermont. It was in force for 54 min.
The area
The outline as issued.
The facts
- Issued
- Oct 31, 2019, 8:21 PM EDT (00:21 UTC)
- Expired
- Oct 31, 2019, 9:15 PM EDT
- In force
- 54 min
- Issued by
- the Storm Prediction Center
All 32 counties
Albany County, NY, Broome County, NY, Chenango County, NY, Columbia County, NY, Delaware County, NY, Fulton County, NY, Greene County, NY, Hamilton County, NY, Herkimer County, NY, Madison County, NY, Montgomery County, NY, Orange County, NY, Otsego County, NY, Rensselaer County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, Sullivan County, NY, Tioga County, NY, Ulster County, NY, Warren County, NY, Washington County, NY, Bradford County, PA, Lackawanna County, PA, Lycoming County, PA, Pike County, PA, Sullivan County, PA, Susquehanna County, PA, Wayne County, PA, Wyoming County, PA, Bennington County, VT, Rutland County, VT
The radar
The Albany radar (KENX), 63 km from the middle of the area, began a volume at 00:24 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
Albany, NY (KALY), launched 00:00Z, 0.4 hours before the alert went out and 83 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
- 5 J/kg
- Mixed-layer CIN
- -217 J/kg
- Mixed-layer LCL
- 692 m above ground
- 0-6 km bulk shear
- 63 kt
- 0-1 km storm-relative helicity
- 447 m²/s²
- 0-3 km storm-relative helicity
- 592 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 |
|---|---|---|---|---|
| Oct 31, 9:58 PM EDT | Mesoscale Discussion | SPC | Orange, Putnam, Richmond, Rockland, Westchester | 2 hr |
| Oct 31, 11:16 PM EDT | Mesoscale Discussion | SPC | Albany, Columbia, Dutchess, Fulton, Greene, Montgomery and 10 more | 119 min |
| Nov 1, 12:50 AM EDT | Mesoscale Discussion | SPC | Bronx, Columbia, Dutchess, Kings, Nassau, New York and 6 more | 85 min |
Nearby
Mesoscale Discussions in New York, 2019Mesoscale Discussions in Pennsylvania, 2019Mesoscale Discussions in Vermont, 2019Every mesoscale discussion in 2019
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.