Wednesday, March 25th 2009 Weather Outlook

25 03 2009

Wednesday’s Weather Outlook; West System, Northeast/Midwest/Southeast/Mississippi Valley System


On Wednesday, a system will continue to push eastward into the Great Lakes, as a system continues to develop in the West. Showeres and storms will be likely in portions of the Mississippi Valley, Southeast and Northeast, as a system works into the area. There is a moderate risk for severe storms in Texas, Louisiana, Mississippi and Alabama, with a slight risk in surrounding areas. CAPE values will be around 2000 J/KG, LI’s of -8, dew points in the 60’s and Effective Bulk Shear values of 55-60KT. This will aid in the development of severe storms on the tail end of a front across the area. The main threats will be damaging winds, hail, and an isolated tornado. On the north side of this syste, in the Northern Plains. Snow will be likely. Accumulations are likely, especially in Northern Minnesota. In the West, a system will continue to develop over the area. Showers and storms will be possible in the lower elevations and snow in the higher elevations. Below is the severe weather and snowfall outlook for Wednesday.






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