Alert archive / New York / Mesoscale Discussions in 2008

Mesoscale Discussion 1302

June 10, 200836 counties in New York; Bradford County, Susquehanna County, Wayne County, Pennsylvania; 9 counties in Vermont

The Storm Prediction Center issued this mesoscale discussion at Jun 10, 2008, 9:43 AM EDT for 36 counties in New York; Bradford County, Susquehanna County, Wayne County, Pennsylvania; 9 counties in Vermont. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
Jun 10, 2008, 9:43 AM EDT (13:43 UTC)
Expired
Jun 10, 2008, 11:45 AM EDT
In force
2 hr
Issued by
the Storm Prediction Center
All 48 counties

Albany County, NY, Broome County, NY, Cayuga County, NY, Chemung County, NY, Chenango County, NY, Clinton County, NY, Cortland County, NY, Delaware County, NY, Essex County, NY, Franklin County, NY, Fulton County, NY, Greene County, NY, Hamilton County, NY, Herkimer County, NY, Lewis County, NY, Madison County, NY, Montgomery County, NY, Oneida County, NY, Onondaga County, NY, Ontario County, NY, Oswego County, NY, Otsego County, NY, Rensselaer County, NY, Saratoga County, NY, Schenectady County, NY, Schoharie County, NY, Schuyler County, NY, Seneca County, NY, St. Lawrence County, NY, Sullivan County, NY, Tioga County, NY, Tompkins County, NY, Ulster County, NY, Warren County, NY, Washington County, NY, Yates County, NY, Bradford County, PA, Susquehanna County, PA, Wayne County, PA, Addison County, VT, Bennington County, VT, Chittenden County, VT, Grand Isle County, VT, Lamoille County, VT, Orleans County, VT, Rutland County, VT, Washington County, VT, Windsor County, VT

The radar

The Albany radar (KENX), 90 km from the middle of the area, began a volume at 13:43 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, 1.7 hours before the alert went out and 94 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.

Skew-T log-pSkew-T log-p diagram, Albany, NY at 12:00Z on 2008-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1481 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Albany, NY at 12:00Z on 2008-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
1481 J/kg
Mixed-layer CIN
-115 J/kg
Mixed-layer LCL
1133 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
-0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 10, 10:02 AM EDTTornado WatchSPCAlbany, Broome, Cayuga, Chemung, Chenango, Clinton and 35 more8 hr
Jun 10, 2:54 PM EDTSevere Thunderstorm WatchSPCBroome, Cayuga, Chemung, Chenango, Cortland, Delaware and 16 more7 hr
Jun 10, 3:49 PM EDTMesoscale DiscussionSPCAlbany, Broome, Cayuga, Chemung, Chenango, Columbia and 28 more116 min
Jun 10, 4:52 PM EDTMesoscale DiscussionSPCBronx, Dutchess, Kings, Nassau, New York, Orange and 5 more53 min
Jun 10, 5:47 PM EDTSevere Thunderstorm WatchSPCAlbany, Bronx, Clinton, Columbia, Dutchess, Essex and 23 more7 hr
Jun 10, 6:51 PM EDTMesoscale DiscussionSPCAlbany, Broome, Chenango, Columbia, Delaware, Dutchess and 16 more54 min
Jun 10, 1:25 PM EDTMesoscale DiscussionSPCAllegheny, Armstrong, Beaver, Butler, Cambria, Clarion and 15 more95 min
Jun 10, 2:27 PM EDTMesoscale DiscussionSPCAdams, Bedford, Berks, Centre, Columbia, Cumberland and 15 more63 min

Nearby

Mesoscale Discussions in New York, 2008Mesoscale Discussions in Vermont, 2008Mesoscale Discussions in Pennsylvania, 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.