Daily Winter Weather Report
Date: Wednesday - December 22, 2010
| Station | Max Temp | Min Temp | Pres Temp | New Snow | Snow Depth | BC | OC | SC | Present Conditions |
| Canyon | 27 | -4 | 10 | T | 32 | X | Calm / Lt snow | ||
| East Entrance | 22 | -5 | 8 | 0 | 33 | X | |||
| Grant Village | 26 | -7 | 12 | T | 52 | X | |||
| Lake | 28 | 9 | 11 | T | 34 | X | Calm | ||
| Lamar | 13 | -10 | 12 | 0 | 16 | X | E@0-3mph | ||
| Madison | 24 | -18 | 10 | T | 24 | X | Calm / Lt snow | ||
| Mammoth | 34 | 8 | 19 | 4 | 15 | X | Calm | ||
| Old Faithful | 29 | -15 | 17 | 0 | 27 | X | Calm | ||
| Snake River | 33 | 13 | 33 | T | 30 | ||||
| Tower | 22 | -3 | 9 | T | 18 | X | SW@5-7mph | ||
| West Entrance | 24 | -9 | 10 | T | 30 | X |
SPECIAL INFORMATION
Avalanche Information
The northern Madison Range, the mountains around Cooke City and the Washburn Range: The avalanche danger is rated CONSIDERABLE on all slopes wind-loaded or steeper than 35 degrees. Lower angled terrain has a very solid MODERATE danger since human triggered avalanches are still possible.
The southern Gallatin and Madison Ranges and the Lionhead area near West Yellowstone: The avalanche danger is rated CONSIDERABLE on all wind-loaded slopes and MODERATE on all other terrain.
Yellowstone National Park Weather Forecast on 22 December 2010 by the NWS Riverton, WY
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Tonight: Cloudy with a 40 percent chance of snow. Lows 17°F to 23°F. Thursday: Cloudy with a 50 percent chance of snow. Highs 27°F to 33°F. Thursday Night: Colder. Cloudy with a 20 percent chance of snow. Areas of fog after midnight. Lows 9°F to 15°F. Friday: Mostly cloudy in the morning then becoming partly cloudy. Areas of fog in the morning. Occasional flurries in the morning. Highs 26°F to 32°F. Friday Night: Mostly clear in the evening then becoming partly cloudy. Areas of freezing fog after midnight. Lows 7°F to 15°F.
Saturday Night: Mostly clear. Lows 16°F to 22°F. Sunday: Partly cloudy with a 20 percent chance of snow. Highs 33°F to 39°F. Sunday Night: Mostly cloudy with a 30 percent chance of snow. Lows 15°F to 21°F. Monday: Mostly cloudy with a 30 percent chance of snow. Highs 22°F to 28°F. Monday Night: Colder. Mostly cloudy with a 20 percent chance of snow. Lows 7°F to 13°F. Tuesday: Mostly cloudy with a 20 percent chance of snow. Highs 17°F to 23°F. Tuesday Night: Mostly cloudy with a 20 percent chance of snow. Lows 5°F to 11°F. Wednesday: Mostly cloudy with a 20 percent chance of snow. Highs 20°F to 26°F.
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******** FOR CURRENT ROAD INFORMATION PLEASE CALL 307-344-2117********
Date: Wednesday, December 22, 2010
| Road Section | Status | Conditions | Public Access / Info |
| Gardiner to Mammoth | YR | STR | STR |
| Mammoth to Tower | YR | STR | STR |
| Tower to NE Entrance | YR | STR | STR |
| Beartooth Highway | CLOSED | CLOSED | CLOSED |
| Canyon to Lake | Open | Good | Oversnow |
| Grant to South Entrance | Open | Good | Oversnow |
| Junction to Chief Joseph Hwy | CLOSED | CLOSED | CLOSED |
| Lake to East Entrance | Open | Fair | Oversnow |
| Lake to West Thumb | Open | Good | Oversnow |
| Madison to Old Faithful | Open | Good | Oversnow |
| Madison to West Yellowstone | Open | Good | Oversnow |
| Mammoth to Norris | Open | Fair | Oversnow |
| Norris to Canyon | Open | Good | Oversnow |
| Norris to Madison | Open | Good | Oversnow |
| Old Faithful to Grant | Open | Good | Oversnow |
YR=Year Round / NR=No Restrictions / STA=Snow Tires Advised / STR=Snow Tires Required
* NOTE: CLOSED FOR THE SEASON.
# Poor road conditions - bare spots and melting snow - Restricted to Snowcoaches Only.
The park service plowing schedule for roads for the spring season.
Back to the Yellowstone Daily Winter Reports or the Yellowstone Weather Page
Information provided by the National Weather Service and Yellowstone National Park Service
| Yellowstone National Park WebCams | |||||||
|---|---|---|---|---|---|---|---|
| Old Faithful Live | All Old Faithful | Old Faithful Static | Old Faithful VC | North Entrance | Mt Washburn | Mammoth | YVO WebCam |
| Yellowstone Area Highway WebCams | |
|---|---|
| Alpine Junction Hwy 89 (South) | Monida Pass I-15 (North) |
| Bozeman Pass I-90 (North) | Osborne Bridge Hwy 20 (West) |
| Henry's Lake North Hwy 20 (West) | Raynolds Pass MT 87 (North or West) |
| Henry's Lake South Hwy 20 (West) | Teton Pass WY 22 (South) |
| State Road Reports | |
|---|---|
| Idaho | Utah |
| Montana | Wyoming |
| Gardiner, Montana | Silver Gate, Montana | West Yellowstone, Montana | Cooke City, Montana |
| Livingston, Montana | Cody, Wyoming | Jackson Hole, Wyoming | Yellowstone National Park |
| Links | |
|---|---|
| The Great Outdoors Net | Great Outdoor Recreational Places |
| Gardiner, Montana | World Humanity |
by John William Uhler
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