Quantitative Precipitation Forecast
Issued by NWS

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FOUS11 KWBC 030729
QPFHSD

PROBABILISTIC HEAVY SNOW AND ICING DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
328 AM EDT SUN MAY 03 2015

VALID 12Z SUN MAY 03 2015 - 12Z WED MAY 06 2015

DAY 1...

THE PROBABILITY OF HEAVY SNOW AND/OR SIGNIFICANT ICING IS LESS
THAN 10 PERCENT DAYS 1-3.

DAYS 2-3...

...PACIFIC NORTHWEST...

OVERALL THE MODELS WERE IN GOOD AGREEMENT WITH AN UPPER LOW THAT
IS FORECAST TO DROP SOUTHEAST FROM THE GULF OF AK SUN INTO EARLY
MON AND MOVE ACROSS THE PACIFIC NORTHWEST MON
NIGHT-TUE...GENERATING SHOWERS ACROSS THE REGION.  WITH SNOW
LEVELS EXPECTED TO DROP TO AROUND 4000 FT...A SLIGHT RISK FOR SNOW
ACCUMULATIONS OF 4-INCHES OR MORE WAS DRAWN FOR PORTIONS OF THE
OLYMPICS AND NORTHERN CASCADES.

THE PROBABILITY OF SIGNIFICANT ICING IS LESS THAN 10 PERCENT.

PEREIRA



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