A 500mb cutoff low is located over Eastern Texas. A broad area of low pressure stretches from the Ohio valley down into Northern Louisiana. In the Northeast, some cold air has been in place. Isentropic lift ahead of this area of disturbed weather has been a source of some frozen precipitation last night into the first part of the morning today due to overrunning.
Area just east of Upper Level Vort max over Northern Alabama at 21 UTC Thursday will become the focus of the development of the surface low that will impact much of the Northeast tomorrow. From there low low will deepen and track northeast into western Pennsylvania. Expect southerly winds to steadily pick up tonight and into tomorrow.
This should be a rain event for southern New England with the potential for over an inch of rainfall in some spots. As the low pulls away it will continue to strengthen and we could see some very strong northwest winds on the back side of the storm with the passage of the cold front friday night. Colder, drier weather moves in for the weekend a things start to clear out on Saturday.
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