Sunday, October 28, 2012

DAY1SVR: Day 1 Convective Outlook

ACUS01 KWNS 280422
SWODY1
SPC AC 280420

DAY 1 CONVECTIVE OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
1120 PM CDT SAT OCT 27 2012

VALID 281200Z - 291200Z

...NO TSTM AREAS FORECAST...

...SYNOPSIS...
A DRY AIR MASS WILL REMAIN OVER MOST OF THE LOWER 48 AS SANDY
CONTINUES TO PARALLEL THE E COAST AND BEGINS TO PHASE WITH AN ERN
TROUGH. MOISTURE WRAPPING AROUND SANDY WILL BRING RAIN TO THE MID
ATLANTIC AND APPROACHING LONG ISLAND BY MON MORNING. HOWEVER...ANY
UNSTABLE AIR SHOULD REMAIN WELL OFFSHORE...WITH NO CHANCE OF
THUNDERSTORMS.

TO THE W...ZONAL FLOW WILL EXIST ACROSS THE PACIFIC NW...WITH
SEASONABLY COOL TEMPERATURES ALOFT. SOME WEAK CONVECTION COULD
MATERIALIZE IN UPSLOPE AREAS ACROSS OREGON AND WA...BUT OVERALL
COVERAGE IS EXPECTED TO BE BELOW 10 PERCENT.

..JEWELL.. 10/28/2012

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