SPC AC 030701
Day 3 Convective Outlook
NWS Storm Prediction Center Norman OK
0101 AM CST Tue Jan 03 2017
Valid 051200Z - 061200Z
...NO THUNDERSTORM AREAS FORECAST...
...SUMMARY...
Thunderstorm probabilities currently appear negligible across the
U.S., Thursday through Thursday night.
...Synopsis...
Downstream of persistent blocking to the west of the North American
Pacific coast, split branches of westerlies appear likely to
continue to converge into broadly cyclonic flow east of the Rockies
through the Atlantic Seaboard. Beneath this regime, cold surface
ridging is expected to become increasingly prominent over the
interior U.S. during this period, including one significant surge of
cold air to the lee of the southern Rockies, through the Rio Grande
Valley, northwest Gulf Coast and lower Mississippi Valley by 12Z
Friday. This should contribute to the maintenance of generally
stable conditions with little, if any, risk for thunderstorm
activity.
..Kerr.. 01/03/2017
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NOTE: THE NEXT DAY 3 OUTLOOK IS SCHEDULED BY 0830Z
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