Daily Winter Weather Report
Sunday - December 27, 2009
| Station | Max Temp | Min Temp | Pres Temp | New Snow | Snow Depth | OC | BC | SC | Present Conditions |
| Canyon | 25 | -24 | -24 | 0 | 22 | Clear / Calm | |||
| East Entrance | 22 | -15 | -15 | 0 | 14 | Clear / Calm | |||
| Grant Village | 17 | -12 | -12 | 0 | 22 | X | Calm | ||
| Lake | 25 | -9 | -7 | 0 | 16 | X | Calm | ||
| 14 | -23 | 1 | |||||||
| Madison | 11 | -18 | -14 | 0 | 11 | Clear / Calm | |||
| Mammoth | 21 | -2 | 0 | 0 | 3 | Clear / SW @ 1-3 | |||
| Old Faithful | 27 | -20 | -18 | 0 | 15 | X | Calm | ||
| Snake River | 25 | -15 | -15 | 0 | 20 | Clear / Calm | |||
| Tower | 20 | -16 | -15 | 0 | 7 | Clear / S @ 5-7 mph | |||
| West Entrance | 24 | -19 | -17 | 0 | 15 | Clear / Calm |
| 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, natural avalanches are possible and human triggered avalanches are probable making the avalanche danger CONSIDERABLE.
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Yellowstone National Park Weather Forecast on 27 December 2009 by the NWS Riverton, WY Today ... Mostly cloudy in the morning then clearing. Areas of fog in the morning. Highs 22°F to 28°F. Tonight ... Mostly clear in the evening then becoming mostly cloudy. Areas of fog after midnight. Lows -1°F to 5°F. Monday ... Mostly cloudy in the morning then becoming partly cloudy. Areas of fog in the morning. Highs 20°F to 26°F. Monday Night ... Partly cloudy. Lows 0°F to 6°F. Tuesday ... Partly cloudy in the morning then becoming mostly cloudy. A 20 percent chance of snow showers. Highs 17°F to 23°F. Southwest winds around 15 mph in the afternoon. Tuesday Night ... Mostly cloudy with isolated snow showers. Lows 1°F to 7°F. Chance of snow 20 percent. Wednesday ... Mostly cloudy with a 40 percent chance of snow. Highs 16°F to 22°F. Wednesday Night ... Mostly cloudy with a 40 percent chance of snow. Lows 3°F to 9°F. Thursday ... Mostly cloudy with a 40 percent chance of snow. Highs 15°F to 21°F. Thursday Night ... Mostly cloudy with a 40 percent chance of snow. Lows 3°F to 9°F. New Years Day ... Mostly cloudy with a 30 percent chance of snow. Highs 19°F to 25°F. Friday Night ... Mostly cloudy with a 40 percent chance of snow. Lows 4°F to 10°F. Saturday ... Mostly cloudy with a 40 percent chance of snow. Highs 18°F to 24°F.
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******** FOR CURRENT ROAD INFORMATION PLEASE CALL 307-344-2117********
Sunday - December 27, 2009
| Road | Date Open | Admin Travel | Public Access |
| Gardiner to Mammoth | YEAR ROUND | STA | |
| 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 | GOOD |
| Junction to Chief Joseph Hwy | CLOSED | NO | CLOSED |
| Lake to East Entrance | OPEN | FAIR | |
| Lake to West Thumb | OPEN | YES | GOOD |
| Madison to Old Faithful | OPEN | YES | GOOD |
| Madison to West Yellowstone | OPEN | YES | GOOD |
| Mammoth to Norris | 12/16 rubber tracked only | YES | Rubber Tracked Only |
| 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: Sylvan Pass Administrative Travel closes at 9:00 pm (2100 hours) each night.
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Information provided by the National Weather Service and Yellowstone National Park Service
