Alert archive / New York / Mesoscale Discussions in 2005

Mesoscale Discussion 1205

June 6, 20056 states

The Storm Prediction Center issued this mesoscale discussion at Jun 6, 2005, 4:35 PM EDT for 6 states. It was in force for 55 min.

The area

The outline as issued.

The facts

Issued
Jun 6, 2005, 4:35 PM EDT (20:35 UTC)
Expired
Jun 6, 2005, 5:30 PM EDT
In force
55 min
Issued by
the Storm Prediction Center
All 47 counties

Berkshire County, MA, Franklin County, MA, Hampden County, MA, Hampshire County, MA, Middlesex County, MA, Worcester County, MA, Belknap County, NH, Carroll County, NH, Cheshire County, NH, Grafton County, NH, Hillsborough County, NH, Merrimack County, NH, Sullivan County, NH, Bergen County, NJ, Essex County, NJ, Hudson County, NJ, Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Passaic County, NJ, Somerset County, NJ, Union County, NJ, Bronx County, NY, Dutchess County, NY, Kings County, NY, Nassau County, NY, New York County, NY, Putnam County, NY, Queens County, NY, Richmond County, NY, Rockland County, NY, Suffolk County, NY, Westchester County, NY, Bucks County, PA, Chester County, PA, Delaware County, PA, Lancaster County, PA, Montgomery County, PA, Philadelphia County, PA, York County, PA, Addison County, VT, Bennington County, VT, Orange County, VT, Rutland County, VT, Windham County, VT, Windsor County, VT

The radar

The Albany radar (KENX), 105 km from the middle of the area, began a volume at 20:38 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 12:00Z, 8.6 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.

Skew-T log-pSkew-T log-p diagram, Albany, NY at 12:00Z on 2005-06-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 468 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 2005-06-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 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
468 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
1043 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
125 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.3

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 6, 10:28 AM EDTMesoscale DiscussionSPC62 min
Jun 6, 12:30 PM EDTTornado WatchSPC6 hr
Jun 6, 3:20 PM EDTSevere Thunderstorm WatchSPC5 hr
Jun 6, 1:55 PM EDTSevere Thunderstorm WatchSPCAtlantic, Bergen, Burlington, Camden, Cape May, Cumberland and 15 more8 hr
Jun 6, 6:34 PM EDTMesoscale DiscussionSPCAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 1 more86 min
Jun 6, 9:30 AM EDTSevere Thunderstorm WatchSPCAlbany, Allegany, Broome, Cattaraugus, Cayuga, Chemung and 33 more9 hr
Jun 6, 12:46 PM EDTMesoscale DiscussionSPCCattaraugus, Wyoming59 min
Jun 5, 10:28 PM EDTMesoscale DiscussionSPCBeaver, Crawford, Erie, Lawrence, Mercer92 min
Jun 6, 8:35 AM EDTMesoscale DiscussionSPCAllegheny, Armstrong, Beaver, Blair, Butler, Cambria and 19 more115 min
Jun 6, 1:00 PM EDTSevere Thunderstorm WatchSPCAllegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more7 hr
Jun 6, 5:00 PM EDTMesoscale DiscussionSPCAdams, Bedford, Chester, Cumberland, Delaware, Fayette and 8 more90 min
Jun 6, 5:32 PM EDTMesoscale DiscussionSPCAllegheny, Armstrong, Beaver, Butler, Clarion, Fayette and 8 more88 min

Nearby

Mesoscale Discussions in New York, 2005Mesoscale Discussions in New Jersey, 2005Mesoscale Discussions in Connecticut, 2005Every mesoscale discussion in 2005

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.