PROBABILISTIC HEAVY SNOW AND ICING DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
334 AM EDT MON APR 07 2014

VALID 12Z MON APR 07 2014 - 12Z THU APR 10 2014

DAY 1...

...NORTHERN AND CENTRAL ROCKIES...

ANY LINGERING SNOW ACROSS HIGHER ELEVATIONS OF SOUTHWESTERN
MONTANA...WYOMING AND COLORADO THIS MORNING WILL BE TAPERING OFF
QUICKLY AS AN UPPER RIDGE AND RISING HEIGHTS BUILD EASTWARD FROM
THE WEST COAST WITH LITTLE CHANCE FOR ADDITIONAL ACCUMULATIONS OF
4 OR MORE INCHES.

...NEW ENGLAND...

A STORM SYSTEM DEVELOPING OVER LA/MS THIS MORNING WILL MOVE
NORTHEASTWARD ACROSS THE TENNESSEE AND OHIO VALLEYS TO NEAR LAKE
ERIE ON TUESDAY MORNING. THIS SYSTEM WILL MOSTLY BE A RAINMAKER
WITH ONLY MARGINAL SNOWFALL POSSIBLY AT THE END OF THE STORM
ACROSS THE HIGHER ELEVATIONS OF NORTHERN NEW ENGLAND.  THE
ENSEMBLES SUPPORT A LOW PROBABILITY THAT GREATER THAN 4 INCHES
COULD ACCUMULATE ACROSS NORTHERN/WESTERN MAINE WITH HEAVIEST SNOW
BEING CONFINED NORTH OF THE BORDER.

THE PROBABILITY OF SIGNIFICANT ICING IS LESS THAN 10 PERCENT.

DAY 2...

NORTHERN CASCADES...

SOME PCPN IS EXPECTED OVER PORTIONS OF THE PAC NW AHEAD OF THE
NEXT SYSTEM LOCATED OVER THE ERN NOPAC.  THE ENSEMBLES SHOWED
TEMPERATURES AT HIGHEST ELEVATIONS OF THE NORTHERN CASCADES TO BE
MARGINALLY SUPPORTIVE OF SOME SNOW.  NO MORE THAN A SLIGHT RISK OF
4 INCHES WAS WARRANTED.

THE PROBABILITY OF SIGNIFICANT ICING IS LESS THAN 10 PERCENT.

DAY 3....

THE PROBABILITY OF SIGNIFICANT SNOW AND/OR ICING IS LESS THAN 10
PERCENT.

BANN