Yellowstone National Park Forecast

FPUS55 KRIW 091349

ZFPRIW



Zone Forecast Product for Western and Central Wyoming

National Weather Service Riverton WY

647 AM MST Mon Feb 9 2026



WYZ020-092300-

Natrona County Lower Elevations-

WYZ001-092300-

Yellowstone National Park-

Including the cities of Lake, Mammoth, and Old Faithful

647 AM MST Mon Feb 9 2026



...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 5 PM MST THIS

AFTERNOON...



.TODAY...Snow showers this morning, then snow showers with a

slight chance of thunderstorms this afternoon. Snow may be heavy

at times this morning. Storm total snow accumulation of 3 to

5 inches. Breezy with highs in the lower 30s. West winds 15 to

20 mph with gusts up to 35 mph. Chance of snow 80 percent. 

.TONIGHT...Partly cloudy. A chance of snow showers in the

evening. Cold with lows 7 to 13 above. West winds around 10 mph

with gusts up to 20 mph in the evening. Chance of snow

30 percent. 

.TUESDAY...Mostly cloudy. Highs around 30. 

.TUESDAY NIGHT...Cloudy. A chance of snow showers after midnight.

Cold with lows 14 to 20. Chance of snow 30 percent. 

.WEDNESDAY...Snow showers. Light snow accumulation. Highs in the

lower 30s. Southwest winds around 10 mph with gusts up to 25 mph.

Chance of snow 80 percent. 

.WEDNESDAY NIGHT...Cloudy. Snow showers likely, mainly in the

evening. New light snow accumulation possible. Cold with lows

14 to 20. Chance of snow 60 percent. 

.THURSDAY...Mostly cloudy in the morning, then becoming partly

cloudy. A 30 percent chance of snow showers. Highs around 30. 

.THURSDAY NIGHT...Partly cloudy in the evening, then becoming

mostly cloudy. Cold with lows 10 to 15. 

.FRIDAY...Mostly cloudy in the morning, then partly cloudy with a

chance of snow showers in the afternoon. Highs in the upper 20s.

Chance of snow 30 percent. 

.FRIDAY NIGHT...Partly cloudy in the evening, then becoming

mostly cloudy. Cold with lows 10 to 15. 

.SATURDAY...Mostly cloudy. A chance of snow showers in the

afternoon. Highs in the upper 20s. Chance of snow 30 percent. 

.SATURDAY NIGHT...Cloudy. A chance of snow showers in the

evening, then snow showers likely after midnight. Light snow

accumulation possible. Cold with lows 15 to 20. Chance of snow

60 percent. 

.SUNDAY...A chance of snow showers in the morning, then snow

showers likely in the afternoon. New light snow accumulation

possible. Highs around 30.Chance of snow 60 percent. 



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