Montana Department of Transportation

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Accidents and Incidents Report

Yellowstone National Park Forecast

FPUS55 KRIW 312041
ZFPRIW

ZONE FORECAST PRODUCT FOR WESTERN AND CENTRAL WYOMING
NATIONAL WEATHER SERVICE RIVERTON WY
241 PM MDT FRI OCT 31 2014

WYZ020-011015-
NATRONA COUNTY LOWER ELEVATIONS-
WYZ001-011015-
YELLOWSTONE NATIONAL PARK-
INCLUDING THE CITIES OF...LAKE...MAMMOTH...OLD FAITHFUL
241 PM MDT FRI OCT 31 2014

.TONIGHT...BREEZY. MOSTLY CLOUDY EARLY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. LOWS 29 TO 35. SOUTH WINDS 15 TO 20 MPH. 
.SATURDAY...CLOUDY. ISOLATED SNOW SHOWERS EARLY IN THE MORNING.
ISOLATED RAIN SHOWERS IN THE MORNING...THEN SCATTERED RAIN SHOWERS
AND ISOLATED THUNDERSTORMS IN THE AFTERNOON. SOME THUNDERSTORMS MAY
PRODUCE GUSTY WINDS AND SMALL HAIL IN THE AFTERNOON. HIGHS 47 TO 53.
SOUTH WINDS AROUND 15 MPH. CHANCE OF PRECIPITATION 50 PERCENT. 
.SATURDAY NIGHT...BREEZY. SNOW AND RAIN LIKELY IN THE EVENING...THEN
SNOW LIKELY AFTER MIDNIGHT. SNOW ACCUMULATION OF 1 TO 4 INCHES. LOWS
25 TO 31. SOUTHWEST WINDS AROUND 15 MPH EARLY IN THE EVENING
BECOMING SOUTHWEST 15 TO 20 MPH AFTER MIDNIGHT. CHANCE OF
PRECIPITATION 70 PERCENT. 
.SUNDAY...BREEZY...COLDER. SNOW LIKELY. SNOW ACCUMULATION OF 1 TO
2 INCHES. TOTAL SNOW ACCUMULATION 2 TO 6 INCHES. HIGHS 29 TO 35.
SOUTHWEST WINDS 15 TO 20 MPH. CHANCE OF SNOW 70 PERCENT. 
.SUNDAY NIGHT...COLDER. CLOUDY WITH A 50 PERCENT CHANCE OF SNOW.
LOWS 15 TO 21. 
.MONDAY...PARTLY CLOUDY. HIGHS 28 TO 34. 
.MONDAY NIGHT...PARTLY CLOUDY. LOWS 15 TO 21. 
.TUESDAY...MOSTLY CLOUDY. SLIGHT CHANCE OF SNOW SHOWERS IN THE
MORNING...THEN SLIGHT CHANCE OF SNOW SHOWERS AND RAIN SHOWERS IN THE
AFTERNOON. HIGHS 32 TO 38. CHANCE OF PRECIPITATION 20 PERCENT. 
.TUESDAY NIGHT...MOSTLY CLOUDY WITH A 20 PERCENT CHANCE OF SNOW
SHOWERS. LOWS IN THE MID 20S. 
.WEDNESDAY...MOSTLY CLOUDY IN THE MORNING THEN BECOMING PARTLY
CLOUDY. HIGHS 38 TO 44. 
.WEDNESDAY NIGHT...PARTLY CLOUDY. LOWS 24 TO 30. 
.THURSDAY...PARTLY CLOUDY. HIGHS 41 TO 47. 
.THURSDAY NIGHT...PARTLY CLOUDY. LOWS IN THE UPPER 20S. 
.FRIDAY...PARTLY CLOUDY. A 20 PERCENT CHANCE OF RAIN SHOWERS AND
SNOW SHOWERS IN THE AFTERNOON. HIGHS 39 TO 45. 

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