Alert archive / New York / Mesoscale Discussions in 2020

Mesoscale Discussion 7

January 8, 202033 counties in New York; Bradford County, Susquehanna County, Tioga County, Pennsylvania; Bennington County, Rutland County, Vermont

The Storm Prediction Center issued this mesoscale discussion at Jan 8, 2020, 6:37 AM EST for 33 counties in New York; Bradford County, Susquehanna County, Tioga County, Pennsylvania; Bennington County, Rutland County, Vermont. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Jan 8, 2020, 6:37 AM EST (11:37 UTC)
Expired
Jan 8, 2020, 12:30 PM EST
In force
6 hr
Issued by
the Storm Prediction Center
All 38 counties

Albany County, NY, Broome County, NY, Cayuga County, NY, Chemung County, NY, Chenango County, NY, Columbia County, NY, Cortland County, NY, Delaware County, NY, Fulton County, NY, Greene County, NY, Hamilton County, NY, Herkimer County, NY, Jefferson County, NY, Lewis County, NY, Madison County, NY, Montgomery County, NY, Oneida County, NY, Onondaga 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, Tioga County, NY, Tompkins County, NY, Ulster County, NY, Warren County, NY, Washington County, NY, Wayne County, NY, Yates County, NY, Bradford County, PA, Susquehanna County, PA, Tioga County, PA, Bennington County, VT, Rutland County, VT

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 11.6 hours before the alert went out and 124 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 00:00Z on 2020-01-08Temperature 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, Albany, NY at 00:00Z on 2020-01-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 62 square meters per square second.1939587897Sfc1 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
1565 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
62 m²/s²
0-3 km storm-relative helicity
93 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

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Nearby

Mesoscale Discussions in New York, 2020Mesoscale Discussions in Pennsylvania, 2020Mesoscale Discussions in Vermont, 2020Every mesoscale discussion in 2020

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.