Yellowstone National Park Forecast

FPUS55 KRIW 191437

ZFPRIW



Zone Forecast Product for Western and Central Wyoming

National Weather Service Riverton WY

835 AM MDT Sun May 19 2024



WYZ020-192200-

Natrona County Lower Elevations-

WYZ001-192200-

Yellowstone National Park-

Including the cities of Lake, Mammoth, and Old Faithful

835 AM MDT Sun May 19 2024



.TODAY...Partly cloudy this morning, then becoming mostly cloudy.

Scattered snow showers. Isolated thunderstorms this afternoon.

Breezy with highs in the mid 40s. Southwest winds 10 to 15 mph,

becoming west 15 to 25 mph this afternoon. Gusts up to 40 mph.

Chance of snow 30 percent. 

.TONIGHT...Mostly cloudy in the evening, then becoming partly

cloudy. Lows in the mid 20s. Northwest winds 10 to 15 mph with

gusts up to 25 mph, becoming northeast after midnight. 

.MONDAY...Partly cloudy with scattered snow showers in the

morning, then mostly cloudy with numerous snow showers and

scattered thunderstorms in the afternoon. Snow accumulation up to

3 inches. Highs in the mid 40s. Northwest winds around 10 mph.

Chance of snow 70 percent. 

.MONDAY NIGHT...Mostly cloudy. Numerous snow showers and

scattered thunderstorms in the evening, then snow showers likely

after midnight. Light snow accumulation possible. Lows in the

upper 20s. North winds around 10 mph with gusts up to 20 mph in

the evening. Chance of snow 60 percent. 

.TUESDAY...Mostly cloudy with snow showers likely. Rain showers

likely with a slight chance of thunderstorms in the afternoon.

New light snow accumulation possible. Highs in the mid 40s. North

winds around 10 mph with gusts up to 20 mph. Chance of

precipitation 70 percent. 

.TUESDAY NIGHT...Partly cloudy. A chance of snow showers, a

slight chance of rain showers and thunderstorms in the evening.

Lows in the upper 20s. Chance of precipitation 30 percent. 

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

morning, then snow showers, rain showers likely with a slight

chance of thunderstorms in the afternoon. Little or no snow

accumulation. Highs in the mid 40s. Chance of precipitation

60 percent. 

.WEDNESDAY NIGHT...Snow and rain showers. Light snow

accumulation. Lows in the upper 20s. Chance of precipitation

80 percent. 

.THURSDAY...Snow showers. A slight chance of thunderstorms in the

afternoon. New light snow accumulation. Highs in the lower 40s.

Chance of snow 80 percent. 

.THURSDAY NIGHT...Mostly cloudy. Snow showers likely, mainly in

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

mid 20s. Chance of snow 60 percent. 

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

of rain showers with a slight chance of thunderstorms in the

afternoon. New little or no snow accumulation. Highs in the lower

40s. Chance of precipitation 50 percent. 

.FRIDAY NIGHT...Partly cloudy. A chance of snow and rain showers

in the evening. Lows in the upper 20s. Chance of precipitation

30 percent. 

.SATURDAY...Partly cloudy in the morning, then becoming mostly

cloudy. A chance of snow showers. A slight chance of rain showers

in the morning, then a chance of rain showers with a slight

chance of thunderstorms in the afternoon. Little or no snow

accumulation. Highs in the upper 40s. Chance of precipitation

50 percent. 



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