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Accidents and Incidents Report

Yellowstone National Park Forecast

FPUS55 KRIW 131153
ZFPRIW

Zone Forecast Product for Western and Central Wyoming
National Weather Service Riverton WY
451 AM MST Wed Dec 13 2017

WYZ020-132300-
Natrona County Lower Elevations-
WYZ001-132300-
Yellowstone National Park-
Including the cities of Lake, Mammoth, and Old Faithful
451 AM MST Wed Dec 13 2017

.EARLY THIS MORNING...Partly cloudy. Lows 7 to 13. 
.TODAY...Partly cloudy early in the morning then becoming mostly
cloudy. A 40 percent chance of snow. Highs 26 to 32. 
.TONIGHT...Mostly cloudy with a 30 percent chance of snow in the
evening, then partly cloudy after midnight. Lows 8 to 14. 
.THURSDAY...Partly cloudy in the morning then clearing. Highs
26 to 32. 
.THURSDAY NIGHT...Mostly clear in the evening then becoming
partly cloudy. Lows 6 to 12. 
.FRIDAY...Partly cloudy. Snow likely in the afternoon. Little or
no snow accumulation. Highs 24 to 30. Southwest winds around
15 mph in the afternoon. Chance of snow 60 percent. 
.FRIDAY NIGHT...Mostly cloudy with snow likely. Moderate snow
accumulations. Lows 12 to 18. Chance of snow 60 percent. 
.SATURDAY...Cloudy. Snow likely in the morning, then chance of
snow in the afternoon. Light snow accumulations. Highs 16 to 22.
Chance of snow 60 percent. 
.SATURDAY NIGHT...Colder. Mostly cloudy with a 20 percent chance
of snow in the evening, then partly cloudy after midnight. Lows
zero to 8 above. 
.SUNDAY...Partly cloudy in the morning then becoming mostly
cloudy. Highs 19 to 25. 
.SUNDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Lows 4 to 12. 
.MONDAY...Mostly cloudy with a 20 percent chance of snow. Highs
24 to 30. 
.MONDAY NIGHT...Mostly cloudy with a 20 percent chance of snow.
Lows 11 to 17. 
.TUESDAY...Cloudy with a 30 percent chance of snow. Highs 26 to
32. 

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