EXTENDED FORECAST DISCUSSION NWS WEATHER PREDICTION CENTER COLLEGE PARK MD 1128 PM EST MON MAR 02 2015 VALID 12Z FRI MAR 06 2015 - 12Z TUE MAR 10 2015 THE WPC MEDIUM-RANGE PRODUCT SUITE WAS PRIMARILY DERIVED FROM A COMPOSITE BLEND OF THE 18 UTC GFS/GEFS MEAN AND 12 UTC ECMWF/ECMWF ENSEMBLE MEAN ALONG WITH CONTINUITY. THIS SOLUTION IS OVERALL ON THE SLIGHTLY MORE AMPLIFIED SIDE OF THE FULL ENVELOPE OF SOLUTIONS THAT SEEMS WELL SUPPORTED BY UPSTREAM WATER VAPOR IMAGERY. THIS PATTERN OFFERS AVERAGE OR BETTER MID-LARGER SCALE PREDICTABILITY. THE ACTIVE WINTER WEATHER PATTERN BECOMES MORE BENIGN/DRY FOR MUCH OF THE NATION BY MEDIUM RANGE TIME SCALES. THE WPC SOLUTION DOES OFFER SOME NRN STREAM SNOWS FRI/SAT CLIPPING THE NWRN US AND ACROSS N-CENTRAL ROCKY STATES AND ALSO ACROSS THE NRN TIER OF THE N-CENTRAL TO NERN US THROUGH THE NEXT WEEK AS IMPULSES PASS ALOFT IN A PATTERN WITH LIMITED MOISTURE. UNDERNEATH...THE 12 UTC ECMWF/ECMWF ENSEMBLES REBOUND MOISTURE AND PCPN MORE ROBUSTLY INLAND INTO TX AND THE CENTRAL GULF COAST STATES/SERN US AND UP THE COAST THIS WEEKEND/EARLY NEXT WEEK THAN MOST OTHER GUIDANCE. THE WPC COMPOSITE BLEND THAT ALSO INCLUDES THE 18 UTC GFS/GEFS MEAN LIMITS MOISTURE/QPF REBOUND DUE TO UNCERTAINTY WITH SRN STREAM ENERGY INFLUENCE OVER THE REGION...BUT STILL OFFERS QUITE AN INCREASINGLY WET AND REASONABLY AMPLIFIED FLOW PATTERN INTO A MODESTLY COOLED REGION. SCHICHTEL