Friday, October 23rd 2009 Weather Outlook

22 10 2009

Friday’s Weather Outlook; Midwest/Great Lakes/Ohio Valley/Southeast/Mid-Atlantic/Northeast System, Northwest/High Plains System

11:15PM

On Friday, a system will push intot he Great Lakes, while a system continues to push through the Northwest. Showers and storms will be likel yin portions of the Midwest, Great Lakes, Ohio Valley, Southeast, Mid-Atlantic and Northeast, associated will a system pushing into the Great Lakes. A few storms may become severe in portions of the Ohio Valley and Southeast. as Cape values will be up to 500 J/KG, LI’s up to -2 and Effective Bulk Shear values up to 60KT. The lack of instibility will limit the overall severe threat and coverage.The main threats from any storms that become severe, will be damaging winds, hail and an isolated tornado. On the backside of the system, snow will be possible in portions of Minnesota, Iowa, Wisconsin and Michigan. Some accumulation will be possible. In the Northwest, a system will continue to push through the area. Rain will be likely in portions of the Northwest and High Plains, associated with this system. Snow will be likely in portions of the Cascades and Rockies. Below are the thunder storm and snowfall outlooks for Friday.

sev 696

snow 35


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