Yellowstone National Park Forecast
FPUS55 KRIW 180854
ZFPRIW
Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
152 AM MST Tue Feb 18 2025
WYZ020-181100-
Natrona County Lower Elevations-
WYZ001-181100-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
152 AM MST Tue Feb 18 2025
...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM MST THIS
EVENING...
.REST OF TONIGHT...Snow likely. Snow accumulation up to 3 inches.
Cold with lows 10 to 16. West winds 10 to 15 mph with gusts up to
25 mph. Chance of snow 60 percent.
.TUESDAY...Snow. Storm total snow accumulation of 2 to 4 inches.
Breezy with highs in the lower 20s. West winds 15 to 20 mph with
gusts up to 30 mph. Chance of snow 80 percent.
.TUESDAY NIGHT...Mostly cloudy with snow likely in the evening,
then partly cloudy with a chance of snow after midnight. New snow
accumulation up to 2 inches. Cold with lows 3 below to 3 above
zero. West winds around 10 mph with gusts up to 25 mph in the
evening. Chance of snow 60 percent.
.WEDNESDAY...Mostly cloudy. A chance of snow in the afternoon.
Highs in the mid 20s. Southwest winds around 10 mph with gusts up
to 20 mph. Chance of snow 40 percent.
.WEDNESDAY NIGHT...Snow. Light snow accumulation. Not as cold
with lows 15 to 21. Southwest winds around 10 mph with gusts up
to 20 mph in the evening. Chance of snow 80 percent.
.THURSDAY...Cloudy with snow. New light snow accumulation. Highs
around 30. Chance of snow 80 percent.
.THURSDAY NIGHT...Mostly cloudy. A chance of snow in the evening.
Cold with lows 10 to 15. Chance of snow 30 percent.
.FRIDAY...Mostly cloudy. A chance of snow in the afternoon. Highs
in the upper 20s. Chance of snow 30 percent.
.FRIDAY NIGHT...Mostly cloudy. Cold with lows 10 to 15.
.SATURDAY...Mostly cloudy. A chance of snow in the morning. Highs
around 30. Chance of snow 30 percent.
.SATURDAY NIGHT...Mostly cloudy. A chance of snow after midnight.
Cold withlows 14 to 20. Chance of snow 30 percent.
.SUNDAY...Cloudy with a 30 percent chance of snow. Breezy with
highs in the lower 30s.
.SUNDAY NIGHT...Cloudy with a 30 percent chance of snow. Breezy.
Near steady temperature in the upper 20s.
.MONDAY...Mostly cloudy with a 30 percent chance of snow. Breezy
with highs in the upper 30s.
--------------------------------