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Accidents and Incidents Report

Yellowstone National Park Forecast

FPUS55 KRIW 230642
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
1141 PM MST Wed Nov 22 2017

WYZ020-231100-
Natrona County Lower Elevations-
WYZ001-231100-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
1141 PM MST Wed Nov 22 2017

.REST OF TONIGHT...Mostly cloudy. Patchy fog. Lows around 32.
Southwest winds around 15 mph. 
.THANKSGIVING DAY...Breezy. Partly cloudy. Patchy fog early in
the morning. A 40 percent chance of rain showers late in the
afternoon. Highs 41 to 47. Southwest winds 15 to 20 mph. 
.THURSDAY NIGHT...Breezy. Chance of rain showers, possibly mixed
with snow showers early in the evening, then rain showers and
snow showers likely in the late evening and overnight. Snow
accumulation up to 1 inch. Lows 27 to 33. West winds 15 to
25 mph. Chance of precipitation 70 percent. 
.FRIDAY...Mostly cloudy with snow showers likely in the morning,
then partly cloudy with chance of snow showers in the afternoon.
Snow accumulation up to 1 inch. Total snow accumulation up to
2 inches. Highs 32 to 38. West winds around 15 mph. Chance of
snow 60 percent. 
.FRIDAY NIGHT...Partly cloudy in the evening then becoming mostly
cloudy. A 30 percent chance of snow showers. Lows 21 to 27.
Southwest winds around 15 mph. 
.SATURDAY...Mostly cloudy. Highs 35 to 41. 
.SATURDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Lows in the upper 20s. 
.SUNDAY...Mostly cloudy. Chance of rain, possibly mixed with snow
in the afternoon. Highs 39 to 45. Chance of precipitation
30 percent. 
.SUNDAY NIGHT...Cloudy. Chance of snow, possibly mixed with rain
in the evening, then snow likely after midnight. Lows 23 to 29.
Chance of precipitation 60 percent. 
.MONDAY...Cloudy. Snow likely in the morning, then chance of snow
in the afternoon. Highs 29 to 35. Chance of snow 70 percent. 
.MONDAY NIGHT...Colder. Cloudy with a 30 percent chance of snow.
Lows 11 to 17. 
.TUESDAY...Mostly cloudy in the morning then becoming partly
cloudy. Highs 23 to 29. 
.TUESDAY NIGHT...Partly cloudy. Lows 9 to 15. 
.WEDNESDAY...Partly cloudy. Highs 25 to 31. 

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