Monday - 22 February 2010
| Station | Max Temp | Min Temp | Pres Temp | New Snow | Snow Depth | OC | BC | SC | Present Conditions |
| Canyon | 24 | -24 | -21 | 0 | 29 | X | Calm | ||
| East Entrance | 22 | -14 | -13 | 0 | 23 | Clear / Calm | |||
| Grant Village | 21 | -20 | -20 | Trace | 30 | Clear / Calm | |||
| Lake | 22 | -18 | -3 | 0 | 28 | Clear / Calm | |||
| 5 | -22 | 5 | 0 | 12 | |||||
| Madison | 36 | -17 | -12 | 0 | 18 | X | Calm | ||
| Mammoth | 6 | -3 | 6 | 0 | 3 | S @ 2mph | |||
| Old Faithful | 25 | -22 | -20 | 0 | 15 | Clear / Calm | |||
| Snake River | 27 | -20 | -8 | 0 | 34 | Clear / Calm | |||
| Tower | 24 | -14 | -14 | 0 | 13 | Clear / Calm | |||
| West Entrance | 26 | -24 | -23 | 0 | 24 | 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 |
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AVALANCHE DANGER For today, slopes steeper than 35 degrees have a CONSIDERABLE avalanche danger. All other slopes have a MODERATE avalanche danger. Watch out because recent dustings of snow will make it hard to identify previously wind loaded slopes. |
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Yellowstone National Park Weather Forecast on Monday - 22 February 2010 by the National Weather Service Riverton, WY Rest Of Today...Partly cloudy. Patchy fog late in the morning. Highs 23°F to 29°F. Lowest wind chill readings -13°F to -23°F late in the morning. Tonight...Partly cloudy in the evening then clearing. Lows -5°F to 1°F. Tuesday...Mostly sunny. Highs 28°F to 34°F. Tuesday Night...Partly cloudy. Lows 1°F to 7°F. Wednesday...Cloudy. Slight chance of snow in the morning...then chance of snow in the afternoon. Highs 28°F to 34°F. Southwest winds around 15 mph in the afternoon. Chance of snow 30 percent. Wednesday Night...Mostly cloudy with a 40 percent chance of snow. Lows 11°F to 17°F. Thursday...Mostly cloudy with a 40 percent chance of snow. Highs 27°F to 33°F. Thursday Night...Mostly cloudy with a 40 percent chance of snow. Lows 11°F to 17°F. Friday...Partly 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. Friday Night...Partly cloudy in the evening then becoming mostly cloudy. A 20 percent chance of snow. Lows 12°F to 18°F. Saturday...Mostly cloudy. Chance of snow in the morning...then chance of snow and rain in the afternoon. Highs 33°F to 39°F. Chance of precipitation 40 percent. Saturday Night...Mostly cloudy with a 20 percent chance of snow. Lows 13°F to 19°F. Sunday...Mostly 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.
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Monday - 22 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
