26 July – severe weather outbreak
A cold front tracked across the region causing severe thunderstorms. There was considerable instability, and some indication of an elevated mixed layer.
Soundings from 12Z 26 July from
plots of 250 hPa, 500 hPa and 850 hPa from 12Z 26 July. There was a strong upper impulse tracking
toward the northeastern
map from 18Z 26 July showing the cold front tracking into the northeastern
Above: Low level lapse rates showing the region of greatest low level instability over southern NY and western New England and greatest midlevel instability in northern NY and northern New England.
layer shear over the northeastern
Mesoscale discussion issued at 1005 AM describing severe weather
potential for NY and
Above: Water vapor satellite loop (left) and visible satellite loop (right).
Above: Radar reflectivity loops and warning polygons through the severe weather event.
Above: Severe weather reports.