Alert archive / New York / Mesoscale Discussions in 2008
Mesoscale Discussion 1122
The Storm Prediction Center issued this mesoscale discussion at May 31, 2008, 5:34 PM EDT for 7 states. It was in force for 26 min.
The area
The outline as issued.
The facts
- Issued
- May 31, 2008, 5:34 PM EDT (21:34 UTC)
- Expired
- May 31, 2008, 6:00 PM EDT
- In force
- 26 min
- Issued by
- the Storm Prediction Center
All 81 counties
Berkshire County, MA, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Worcester County, MA, Cheshire County, NH, Hillsborough County, NH, Bergen County, NJ, Essex County, NJ, Hudson County, NJ, Morris County, NJ, Passaic County, NJ, Somerset County, NJ, Sussex County, NJ, Union County, NJ, Warren County, NJ, Albany County, NY, Allegany County, NY, Bronx County, NY, Broome County, NY, Chemung County, NY, Chenango County, NY, Columbia County, NY, Cortland County, NY, Delaware County, NY, Dutchess County, NY, Greene County, NY, Kings County, NY, Madison County, NY, Montgomery County, NY, New York County, NY, Orange County, NY, Otsego County, NY, Putnam County, NY, Rensselaer County, NY, Richmond County, NY, Rockland County, NY, Schenectady County, NY, Schoharie County, NY, Schuyler County, NY, Seneca County, NY, Steuben County, NY, Sullivan County, NY, Tioga County, NY, Tompkins County, NY, Ulster County, NY, Westchester County, NY, Yates County, NY, Bradford County, PA, Cameron County, PA, Carbon County, PA, Centre County, PA, Clarion County, PA, Clearfield County, PA, Clinton County, PA, Columbia County, PA, Elk County, PA, Forest County, PA, Jefferson County, PA, Lackawanna County, PA, Lehigh County, PA, Luzerne County, PA, Lycoming County, PA, McKean County, PA, Monroe County, PA, Montour County, PA, Northampton County, PA, Northumberland County, PA, Pike County, PA, Potter County, PA, Schuylkill County, PA, Snyder County, PA, Sullivan County, PA, Susquehanna County, PA, Tioga County, PA, Union County, PA, Wayne County, PA, Wyoming County, PA, Providence County, RI, Windham County, VT
The radar
The Albany radar (KENX), 95 km from the middle of the area, began a volume at 21:37 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
Albany, NY (KALY), launched 12:00Z, 9.6 hours before the alert went out and 116 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
- 33 J/kg
- Mixed-layer CIN
- -231 J/kg
- Mixed-layer LCL
- 970 m above ground
- 0-6 km bulk shear
- 50 kt
- 0-1 km storm-relative helicity
- 286 m²/s²
- 0-3 km storm-relative helicity
- 282 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.1
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 |
|---|---|---|---|---|
| May 31, 5:59 PM EDT | Severe Thunderstorm Watch | SPC | Greater Bridgeport Planning Region, Capitol Planning Region, Northwest Hills Planning Region, Lower Connecticut River Valley Planning Region, Naugatuck Valley Planning Region | 3 hr |
| May 31, 10:20 AM EDT | Tornado Watch | SPC | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 5 more | 7 hr |
| May 31, 2:55 PM EDT | Mesoscale Discussion | SPC | Allegany, Broome, Cattaraugus, Cayuga, Chemung, Chenango and 21 more | 65 min |
| May 31, 2:56 AM EDT | Mesoscale Discussion | SPC | Beaver, Lawrence, Mercer | 94 min |
| May 31, 4:10 AM EDT | Tornado Watch | SPC | Allegheny, Armstrong, Beaver, Butler, Fayette, Greene and 4 more | 6 hr |
| May 31, 7:27 AM EDT | Mesoscale Discussion | SPC | Allegheny, Armstrong, Cambria, Fayette, Greene, Indiana and 3 more | 2 hr |
| May 31, 8:54 AM EDT | Mesoscale Discussion | SPC | Adams, Berks, Chester, Cumberland, Lancaster, Lebanon and 1 more | 96 min |
| May 31, 4:28 PM EDT | Mesoscale Discussion | SPC | Greene | 62 min |
Nearby
Mesoscale Discussions in New York, 2008Mesoscale Discussions in Pennsylvania, 2008Mesoscale Discussions in Connecticut, 2008Every mesoscale discussion in 2008
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.