Quantitative Precipitation Forecast
Issued by NWS

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FOUS11 KWBC 300657
QPFHSD

PROBABILISTIC HEAVY SNOW AND ICING DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
257 AM EDT TUE SEP 30 2014

VALID 12Z TUE SEP 30 2014 - 12Z FRI OCT 03 2014


DAYS 1 THROUGH 2...

...ROCKIES...

AFTER ONE UPPER TROUGH LIFTS NORTHEASTWARD FROM THE ROCKIES TOWARD
THE NORTHERN PLAINS...A SECOND TROUGH WILL MOVE SOUTHEASTWARD
ACROSS THE NORTHWEST TOWARD THE NORTHERN AND CENTRAL ROCKIES ON
TUESDAY AND WEDNESDAY BEFORE MOVING EASTWARD ACROSS THE PLAINS ON
THURSDAY.  FREEZING LEVELS WILL DROP AS THIS SYSTEM MOVES ACROSS
THE WESTERN HALF OF THE NATION ON TUESDAY AND WEDNESDAY LOWERING
SNOW LEVELS ESPECIALLY ACROSS THE MOUNTAINS OF NORTHWEST
WYOMING...THE WASATCH/UINTAS AND THE COLORADO ROCKIES.  AS A
RESULT...THE CHANCES FOR GREATER THAN 4 INCHES OF SNOW INCREASES
GENERALLY ABOVE 8000 TO 9000 FEET BUT DROPPING TO NEAR 7000 FEET
ACROSS PORTIONS OF THE ROCKIES IN COLORADO AND WYOMING BUT
MOISTURE AMOUNTS WILL BE LIMITED.

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

KOCIN

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