Short Range Forecast Discussion
NWS Weather Prediction Center College Park MD
251 AM EST Wed Dec 11 2013
Valid 12Z Wed Dec 11 2013 - 12Z Fri Dec 13 2013
...Snow for the Great Lakes...
...Temperatures will be 10 to near 30 degrees below average from the Upper
Midwest to the Southern Plains...
A clipper system will move across the Great Lakes and race out over the
Western Atlantic by late Wednesday night. Lake effect/lake enhances snow
will develop over the Great Lakes, followed by lake effect snow downwind
from the Lakes Wednesday night into early Thursday morning. A second
clipper system will move across the Great Lakes on Thursday The storm
will trigger lake effect/lake enhances snow over the area on Thursday.
Meanwhile, a lingering front over Florida will trigger scattered showers
and thunderstorms over the southern half of the state through Thursday
night. In addition, upper-level energy moving over Northern
Mexico/Southwest/Southern Rockies will produce light rain over parts of
the Lower Rio Grande Valley/Southern Rockies on Thursday.
Elsewhere, upper-level energy will move onshore over the Pacific Northwest
on Thursday, too. The system will produce light to moderate rain along the
coast and snow at higher elevations by Thursday evening. Snow will also
develop over parts of the Northern Rockies on Thursday evening.
Graphics available at www.wpc.ncep.noaa.gov/basicwx/basicwx_wbg.php