976
FOUS11 KWBC 020626
QPFHSD
PROBABILISTIC HEAVY SNOW AND ICING DISCUSSION
NWS WEATHER PREDICTION CENTER COLLEGE PARK MD
226 AM EDT THU OCT 2 2025
VALID 12Z THU OCT 02 2025 - 12Z SUN OCT 05 2025
..NORTHERN ROCKIES
DAY 3...
AN UPPER LOW OVER THE GREAT BASIN ON FRIDAY OPENS INTO A TROUGH AND
SHIFTS EAST OVER THE ROCKIES LATE SATURDAY. LEE-SIDE CYCLOGENESIS
OVER WESTERN SOUTH DAKOTA OCCURS DURING THIS TIME ENHANCING FLOW
FROM GULF-SOURCED MOISTURE OVER THE PLAINS THROUGH THE NORTHERN
ROCKIES. SNOW LEVELS THROUGH SATURDAY ARE AROUND 9000FT OVER THE
ABSAROKAS, WIND RIVERS, AND BIGHORNS, ABOVE WHICH PROBS FOR >6"
SNOW FROM 12Z SATURDAY TO 12Z SUNDAY ARE 40-80%.
THE PROBABILITY OF SIGNIFICANT ICING IS LESS THAN 10 PERCENT.
JACKSON
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