Daily Winter Weather Report
Date: Monday - December 27, 2010
| Station | Max Temp | Min Temp | Pres Temp | New Snow | Snow Depth | BC | OC | SC | Present Conditions |
| Canyon | 28 | -4 | 14 | 3 | 34 | X | Breezy | ||
| East Entrance | 38 | 8 | 21 | 2 | 33 | X | Lt snow / W@5mph | ||
| Grant Village | 30 | 18 | 22 | T | 43 | X | |||
| Lake | 27 | 8 | 16 | 1.5 | 33 | X | Lt wind | ||
| Lamar | 34 | 19 | 22 | 0 | 18 | X | |||
| Madison | 29 | 19 | 26 | T | 24 | X | |||
| Mammoth | 40 | 18 | 23 | 1 | 17 | X | SW@5mph | ||
| Old Faithful | 31 | 2 | 18 | 5 | 30 | X | Lt snow | ||
| Snake River | 26 | -6 | 19 | 2.5 | 39 | X | @10-15mph | ||
| Tower | 29 | 20 | 28 | T | 18 | X | WSW@4mph | ||
| West Entrance | 27 | -9 | 19 | 4 | 30 | X | Calm |
SPECIAL INFORMATION
Avalanche Information
The northern Madison Range: Today buried surface hoar and recently formed wind slabs make human triggered avalanches likely and the Avalanche Danger is rated CONSIDERABLE.
The mountains around Cooke City and the Washburn Range: Today buried facets make human triggered avalanches likely and the Avalanche Danger is rated MODERATE.
The Bridger Range, the entire Gallatin Range, the southern Madison Range, and the Lionhead area near West Yellowstone: For today, with some weaknesses present in the snowpack, the Avalanche Danger is rated MODERATE on all slopes steeper than 35 degrees and LOW on less steep slopes.
Yellowstone National Park Weather Forecast on 27 December 2010 by the NWS Riverton, WY
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Today: Breezy. Cloudy with a 50 percent chance of snow. Highs 19°F to 25°F. Southwest winds 15 to 25 mph. Tonight: Breezy. Mostly cloudy. Chance of snow in the evening... Then slight chance of snow after midnight. Lows 10°F to 16°F. Southwest winds 15 to 20 mph with gusts to around 35 mph. Chance of snow 30 percent. Tuesday: Windy...cloudy. Chance of snow in the morning...then snow likely in the afternoon. Snow accumulation around 1 inch. Highs 21°F to 27°F. Southwest winds 20 to 30 mph. Gusts up to 40 mph increasing to 45 mph in the afternoon. Chance of snow 70 percent. Tuesday Night: Windy. Snow likely in the evening...then snow after midnight. Snow accumulation of 1 to 2 inches. Lows 13°F to 19°F. Southwest winds 20 to 30 mph. Chance of snow 80 percent. Wednesday: Breezy...snow. Snow accumulation of 4 to 6 inches. Highs 23°F to 29°F. South winds 15 to 20 mph with gusts to around 35 mph. Chance of snow near 100 percent. Wednesday Night: Colder...snow. Moderate snow accumulations. Lows 4°F to 10°F. Chance of snow 80 percent. Thursday: Colder. Cloudy with a 50 percent chance of snow. Highs 4°F to 10°F. Wind chill readings -11°F to -21°F. Thursday Night: Colder. Cloudy with a 30 percent chance of snow. Lows -3°F to -9°F. Friday: Cloudy with a 20 percent chance of snow. Highs -3°F to 3°F. Friday Night: Colder. Mostly cloudy with a 20 percent chance of snow. Lows -11°F to -19°F. New Years Day: Not as cold. Mostly cloudy in the morning then becoming partly cloudy. A 20 percent chance of snow. Highs 6°F to 12°F. Saturday Night: Mostly cloudy in the evening then becoming partly cloudy. Lows -7°F to -13°F. Sunday: Partly cloudy. Highs 12°F to 18°F.
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******** FOR CURRENT ROAD INFORMATION PLEASE CALL 307-344-2117********
Date: Monday, December 27, 2010
| Road Section | Status | Conditions | Public Access / Info |
| Gardiner to Mammoth | YR | STR | STR |
| Mammoth to Tower | YR | STR | STR - Blowing / Drifting |
| Tower to NE Entrance | YR | STR | STR - Blowing / Drifting |
| Beartooth Highway | CLOSED | CLOSED | CLOSED |
| Canyon to Lake | Open | Poor | Oversnow |
| Firehole Canyon Drive | CLOSED | - | CLOSED |
| Grant to South Entrance | Open | Fair | Oversnow - 4" new snow mod drifting at Lewis Lake |
| Junction to Chief Joseph Hwy | CLOSED | CLOSED | CLOSED |
| Lake to East Entrance | Open | Poor | Oversnow - Drifting near Lakeshore |
| Lake to West Thumb | Open | Good | Oversnow |
| Madison to Old Faithful | Open | Good | Oversnow |
| Madison to West Yellowstone | Open | Fair | Oversnow |
| Mammoth to Norris | Open | Poor | Oversnow |
| Norris to Canyon | Open | Fair | Oversnow |
| Norris to Madison | Open | Fair | 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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