Yellowstone National Park Forecast

FPUS55 KRIW 100633

ZFPRIW



Zone Forecast Product for Western and Central Wyoming

National Weather Service Riverton WY

1132 PM MST Mon Feb 9 2026



WYZ020-101100-

Natrona County Lower Elevations-

WYZ001-101100-

Yellowstone National Park-

Including the cities of Lake, Mammoth, and Old Faithful

1132 PM MST Mon Feb 9 2026



.TONIGHT...Partly cloudy. Cold with lows 6 to 12 above. 

.TUESDAY...Mostly cloudy. Highs in the upper 20s. 

.TUESDAY NIGHT...Mostly cloudy. Snow showers after midnight. Snow

may be heavy at times after midnight. Snow accumulation around

5 inches. Cold with lows 11 to 17. Chance of snow 80 percent. 

.WEDNESDAY...Snow showers. New moderate snow accumulation. Highs

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

20 mph in the afternoon. Chance of snow 90 percent. 

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

evening. New light snow accumulation possible. Lows in the lower

20s. Chance of snow 60 percent. 

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

cloudy. A 30 percent chance of snow showers. Highs in the lower

30s. 

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

mostly cloudy. Cold with lows 15 to 20. 

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

cloudy. Highs around 30. 

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

mostly cloudy. Cold with lows 15 to 20. 

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

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

.SATURDAY NIGHT...Cloudy with a 40 percent chance of snow

showers. Cold with lows around 20. 

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

snow showers likely in the afternoon. Light snow accumulation

possible. Highs in the lower 30s. Chance of snow 60 percent. 

.SUNDAY NIGHT...Cloudy with snow showers likely. New light snow

accumulation possible. Cold with lows 15 to 21. Chance of snow

60 percent. 

.WASHINGTONS BIRTHDAY...Snow showers. New light snow

accumulation. Highs around 30. Chance of snow 80 percent. 



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