Yellowstone National Park Forecast

FPUS55 KRIW 130103

ZFPRIW



Zone Forecast Product for Western and Central Wyoming

National Weather Service Riverton WY

601 PM MST Thu Nov 12 2026



WYZ020-131100-

Natrona County Lower Elevations-

WYZ001-131100-

Yellowstone National Park-

Including the cities of Lake, Mammoth, and Old Faithful

601 PM MST Thu Nov 12 2026



.TONIGHT...Partly cloudy this evening, then becoming mostly

cloudy. Lows around 30. South winds around 10 mph after midnight.

.FRIDAY...Mostly cloudy. Highs in the upper 40s. South winds

10 to 15 mph with gusts up to 25 mph. 

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

partly cloudy. Lows in the upper 20s. Southeast winds around

10 mph. 

.SATURDAY...Mostly cloudy with a chance of snow showers. A chance

of rain showers in the afternoon. Highs around 40. Southwest

winds around 10 mph in the afternoon. Chance of precipitation

30 percent. 

.SATURDAY NIGHT...Cloudy. A chance of snow and rain showers in

the evening. Lows in the mid 20s. Southwest winds 10 to 15 mph

with gusts up to 30 mph. Chance of precipitation 30 percent. 

.SUNDAY...Partly cloudy in the morning, then clearing. Highs in

the upper 30s. 

.SUNDAY NIGHT...Partly cloudy. Lows in the mid 20s. 

.MONDAY...Partly cloudy. Highs in the lower 40s. 

.MONDAY NIGHT...Mostly cloudy with a 30 percent chance of snow

showers. Lows in the upper 20s. 

.TUESDAY...Mostly cloudy with snow showers likely. Little or no

snow accumulation. Highs around 40. Chance of snow 60 percent. 

.TUESDAY NIGHT...Snow showers likely. Little or no snow

accumulation. Lows in the mid 20s. Chance of snow 60 percent. 

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

Little or no snow accumulation. Highs in the mid 30s. Chance of

snow 60 percent. 

.WEDNESDAY NIGHT...Mostly cloudy with snow showers likely. Little

or no snow accumulation. Lows in the lower 20s. Chance of snow

60 percent. 

.THURSDAY...Mostly cloudy with a 40 percent chance of snow

showers. Highs in the mid 30s. 



--------------------------------