Alert archive / New York / Mesoscale Discussions in 2008

Mesoscale Discussion 1674

July 3, 2008Berkshire County, Massachusetts; 7 counties in New York; 7 counties in Pennsylvania

The Storm Prediction Center issued this mesoscale discussion at Jul 3, 2008, 2:06 PM EDT for Berkshire County, Massachusetts; 7 counties in New York; 7 counties in Pennsylvania. It was in force for 84 min.

The area

The outline as issued.

The facts

Issued
Jul 3, 2008, 2:06 PM EDT (18:06 UTC)
Expired
Jul 3, 2008, 3:30 PM EDT
In force
84 min
Issued by
the Storm Prediction Center

Counties Berkshire County, MA, Albany County, NY, Columbia County, NY, Delaware County, NY, Greene County, NY, Rensselaer County, NY, Sullivan County, NY, Ulster County, NY, Lackawanna County, PA, Luzerne County, PA, Pike County, PA, Sullivan County, PA, Susquehanna County, PA, Wayne County, PA, Wyoming County, PA

The radar

The Albany radar (KENX), 87 km from the middle of the area, began a volume at 18:10 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

Brookhaven, NY (KOKX), launched 12:00Z, 6.1 hours before the alert went out and 193 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, Brookhaven, NY at 12:00Z on 2008-07-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Brookhaven, NY at 12:00Z on 2008-07-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 147 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1492 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
147 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

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Nearby

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