Daily Winter Weather Report
Date: Saturday - December 18, 2010
| Station | Max Temp | Min Temp | Pres Temp | New Snow | Snow Depth | BC | OC | SC | Present Conditions |
| Canyon | 19 | -22 | 4 | 1 | 29 | X | Calm / Lt snow | ||
| East Entrance | 16 | 6 | 13 | 0 | |||||
| Grant Village | 13 | -15 | -5 | 0 | 39 | X | Calm | ||
| Lake | 19 | 2 | 8 | T | 29 | X | Calm | ||
| Lamar | 9 | -19 | 7 | .5 | 13 | X | Calm / Lt snow | ||
| Madison | 12 | -23 | -5 | 0 | 21 | X | Calm | ||
| Mammoth | 19 | -1 | 14 | T | 13 | X | S @ 1-2mph / Lt snow | ||
| Old Faithful | 22 | -22 | -3 | 1 | 24 | X | Calm | ||
| Snake River | 17 | -17 | -1 | .5 | 34 | X | Calm | ||
| Tower | 10 | -7 | 10 | 0 | |||||
| West Entrance | 15 | -7 | 1 | 0 |
SPECIAL INFORMATION
WEEKLY SAFETY MESSAGE: Remember to always be aware of your surroundings. It is important this time of year to not only be aware of the slippery, icy ground below but to watch out for overhead hazards too. Accumulated snow has been sliding off of the roof tops.
Yellowstone National Park Weather Forecast on 18 December 2010 by the NWS Riverton, WY
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Rest Of Today: Cloudy. Slight chance of snow in the morning...then snow in the afternoon. Snow accumulation around 1 inch. Highs 19°F to 25°F. South winds around 15 mph in the late morning and afternoon. Chance of snow 90 percent. Lowest wind chill readings -13°F to -23°F in the morning. Tonight: Breezy...snow. Snow accumulation of 2 to 3 inches. Lows 10°F to 16°F. Southwest winds 15 to 25 mph. Chance of snow near 100 percent. Sunday: Snow likely in the morning...then snow in the afternoon. Snow accumulation of 1 to 3 inches. Highs 22°F to 28°F. Southwest winds around 15 mph. Chance of snow 90 percent. Sunday Night: Snow likely in the evening...then snow after midnight. Snow accumulation of 2 to 3 inches. Near steady temperature in the lower 20°F. Southwest winds around 15 mph. Chance of snow 80 percent. Monday: Breezy...cloudy. Snow likely in the morning...then chance of snow in the afternoon. Snow accumulation of 1 to 2 inches. Total snow accumulation 7 to 12 inches. Highs 21°F to 27°F. Southwest winds 15 to 20 mph. Chance of snow 70 percent. Monday Night: Colder. Mostly cloudy with a 30 percent chance of snow. Lows 3°F to 9°F. Tuesday: Mostly cloudy in the morning then becoming partly cloudy. A 20 percent chance of snow. Highs 22°F to 28°F. Tuesday Night: Mostly cloudy with a 30 percent chance of snow. Lows 11°F to 17°F. Wednesday: Mostly cloudy with a 30 percent chance of snow. Highs 26°F to 32°F. Wednesday Night: Mostly cloudy with a 30 percent chance of snow. Lows 15°F to 21°F. Thursday: Mostly cloudy with a 30 percent chance of snow. Highs 25°F to 31°F. Thursday Night: Mostly cloudy with a 20 percent chance of snow. Lows 12°F to 18°F. Friday: Mostly cloudy with a 20 percent chance of snow. Highs 23°F to 29°F.
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******** FOR CURRENT ROAD INFORMATION PLEASE CALL 307-344-2117********
Date: Saturday, December 18, 2010
| ROAD | DATE OPEN | Admin | Conditions | Public Access |
| Gardiner to Mammoth | YR | STR | STR | STR |
| Mammoth to Tower | YR | STR | STR | STR |
| Tower to NE Entrance | YR | STR | STR | STR |
| Beartooth Highway | CLOSED | No | CLOSED | CLOSED |
| Canyon to Lake | Open | Yes | Fair | Oversnow |
| Grant to South Entrance | Open | Yes | Good | Oversnow |
| Junction to Chief Joseph Hwy | CLOSED | No | CLOSED | CLOSED |
| Lake to East Entrance | 12/22 | Yes | Poor | None |
| Lake to West Thumb | Open | Yes | Good | Oversnow |
| Madison to Old Faithful | Open | Yes | Good | Oversnow |
| Madison to West Yellowstone | Open | Yes | Good | Oversnow |
| Mammoth to Norris | Open | Yes | Fair | Oversnow |
| Norris to Canyon | Open | Yes | Good | Oversnow |
| Norris to Madison | Open | Yes | Good | Oversnow |
| Old Faithful to Grant | Open | Yes | 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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