SPC 1630Z Day 1 Outlook

Day 1 Outlook Image

Day 1 Convective Outlook  
NWS Storm Prediction Center Norman OK
0948 AM CST Mon Feb 01 2021

Valid 011630Z - 021200Z


Organized thunderstorm potential is not expected across the CONUS
through the rest of the Day 1 period.

The general thunder line was removed from the southeast Florida
Peninsula as a surface cold front continues to usher convection away
from the Florida Keys. As a high-amplitude mid-level trough and
associated surface cyclone continue to advance eastward across the
eastern U.S, cold surface temperatures and an eastward moving upper
ridge across the central U.S will mitigate deep-moist convective
development across the CONUS. A lightning flash or two may occur
within the moist conveyer belt wrapping around the aforementioned
surface cyclone along the New England Coastline through the
remainder of the period. Similarly, a lightning flash cannot be
completely ruled out across portions of the Pacific
Northwest/northern California coastline this evening into tomorrow
morning with the approach of an upper trough accompanied by scant

..Squitieri.. 02/01/2021

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