Wednesday, December 9th 2009 Weather Outlook

9 12 2009

Wednesday’s Weather Outlook; Midwest/Great Lakes/Ohio Valley/Southeast/Mid-Atlantic System, Northeast System

On Wednesday, a system will push through teh Great Lakes, while a system pushes up the East Coast. Snow will be likely over mocuh of the Northeast, as a system pushes up the coast. Accumulations are likely, with a general 1-5″ in the interior lower elevations, and over 6″ in the higher elevations and Appalachians. In the Great Lakes, a strong storm system will push through the area. Showers and storms will be likely along and ahead of the cold front in portions of the Ohio Valley, Mid-Atlantic, and Southeast. Strong dynamics along with limite instibility, will help some storms become severe in portions of the Southeast and Mid-Atlantic. The main threats from any storms that become severe, will be damaging winds, hail, and an isolated tornado. On the backside of this system, snow will be likely across portions of the Midwest and Great Lakes. Accumulations will be likely, with a general 1-5″ expected. Higher accumulations over 6″ will be likely in usual areas effected by lake effect snow, down wind of the lakes. This system will also produce stronger winds, gusting over 35MPH. This alogn with the snow, will create blizzard conditions in some areas. Behind this system, very cold air will move into the area, with night lows getting below zero in many areas, and high temps in the single digits. The cold air combined with the winds will cause wind chills to fall below 15 below zero. Below are the thunderstorm and snowfall outlooks for Wednesday.


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