~ Daily Winter Weather Report ~
Tuesday - 23 February 2010

Station	Max Temp	Min Temp	Pres Temp	New Snow	Snow Depth	OC	BC	SC	Present Conditions
Canyon	26	-21	-15	0	29				Clear / Calm
East Entrance	31	-13	1	0	23				Clear / Calm
Grant Village	19	-15	19	0	29
Lake	26	-8	-7	0	28				Clear / Calm
Lamar	22	-13	22	0	12
Madison	37	-17	-4	Trace	18	X			Clear / Calm
Mammoth	23	10	23	0	3				ESE @ 4mph
Old Faithful	14	-8	14	Trace	15				SW @ 1mph
Snake River	29	-15	-9	0	33	X			Lt Snow / Calm
Tower	30	-11	-10	0	14				Clear / Calm
West Entrance	33	-16	-2	Trace	24	X			Lt Snow

OC=Overcast / BC=Broken Clouds / SC=Scattered Clouds All Temperatures are in °F ~ All Snow Depths are in Inches

Yellowstone National Park WebCams
Old Faithful Live	All Old Faithful	Old Faithful Static	Old Faithful VC	North Entrance	Mt Washburn	Mammoth	YVO WebCam

AVALANCHE DANGER For today, human triggered avalanches are probable on all slopes steeper than 35 degrees and the avalanche danger is rated CONSIDERABLE. The avalanche danger is rated MODERATE on all slopes less than 35 degrees.




Yellowstone National Park Weather Forecast on Tuesday - 23 February 2010 by the National Weather Service Riverton, WY Today...Mostly sunny. Highs 23°F to 29°F. Lowest wind chill readings -11°F to -21°F in the morning. Tonight...Partly cloudy. Lows 0°F to 6°F. Wednesday...Cloudy. Slight chance of snow in the morning...then snow likely in the afternoon. Snow accumulation of 1 to 3 inches. Highs 28°F to 34°F. Southwest winds around 15 mph. Chance of snow 60 percent. Wednesday Night...Cloudy with a 40 percent chance of snow. Lows 12°F to 18°F. Southwest winds around 15 mph in the evening. Thursday...Mostly cloudy with a 40 percent chance of snow. Highs 26°F to 32°F. Thursday Night...Mostly cloudy. Slight chance of snow in the evening...then chance of snow after midnight. Lows 11°F to 17°F. Chance of snow 30 percent. Friday...Partly cloudy with a 20 percent chance of snow. Highs 31°F to 37°F. Friday Night...Partly cloudy with slight chance of snow in the evening...then mostly cloudy with chance of snow after midnight. Lows 12°F to 18°F. Chance of snow 30 percent. Saturday...Mostly cloudy. Chance of snow in the morning...then chance of snow and rain in the afternoon. Highs 31°F to 37°F. Chance of precipitation 40 percent. Saturday Night...Cloudy with a 30 percent chance of snow. Lows 14°F to 20°F. Sunday...Cloudy. Slight chance of snow in the morning...then slight chance of snow and rain in the afternoon. Highs 31°F to 37°F. Chance of precipitation 20 percent. Sunday Night...Mostly cloudy with a 20 percent chance of snow. Lows 12°F to 18°F. Monday...Partly cloudy. Slight chance of snow in the morning...then slight chance of rain and snow in the afternoon. Highs 32°F to 38°F. Chance of precipitation 20 percent.  Hazardous Weather Report   ~   Gibbon Falls, WY Forecast   ~   Grand Geyser, WY Forecast   ~   Mammoth, WY Forecast   ~   Norris, WY Forecast

~ Road Conditions ~
Tuesday - 23 February 2010

Road	Date Open	Admin Travel	Public Access
Gardiner to Mammoth	YEAR ROUND	-	STR
Mammoth to Tower	YEAR ROUND	-	STR
Tower to NE Entrance	YEAR ROUND	-	STR
Beartooth Highway	CLOSED	NO	CLOSED
Canyon to Lake	OPEN	YES	GOOD
Grant to South Entrance	OPEN	YES	FAIR
Junction to Chief Joseph Hwy	CLOSED	NO	CLOSED
Lake to East Entrance *	OPEN*	YES *	OPEN *
Lake to West Thumb	OPEN	YES	GOOD
Madison to Old Faithful	OPEN	YES	FAIR
Madison to West Yellowstone	OPEN	YES	GOOD
Mammoth to Norris	OPEN	YES	FAIR
Norris to Canyon	OPEN	YES	GOOD
Norris to Madison	OPEN	YES	FAIR
Old Faithful to Grant	OPEN	YES	GOOD
Tower to Canyon	CLOSED	CLOSED	CLOSED

NR = No Restrictions ⁄ STA = Snow Tires Advised ⁄ STR = Snow Tires Required

* NOTE: "ALL" Sylvan Pass Travel (Lake to East Entrance) closes at 9:00 PM (2100 hours) nightly.

******** FOR CURRENT ROAD INFORMATION PLEASE CALL: 307-344-2117 ********

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Information provided by the National Weather Service and Yellowstone National Park Service