2009 Hurricane Coverage
National Weather Service:
Special Weather Statement

Yellowstone National Park, WY
Conditions as of 4:56 PM
Unknown
Temperature: 19°
Wind: Calm
Dew point:16°
Pressure:29.96 in.
Wind chill:19°
Humidity: 88%
Visibility: N/A
Observed at: Yellowstone, WY

UV Index

1
 Sat 
1
 Sun 
2
 Mon 

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5 Day Forecast for ZIP Code 82190
Saturday Sunday Monday Tuesday Wednesday
Snow Snow Chance of Snow Partly Cloudy Partly Cloudy
Snow Snow Chance of Snow Partly Cloudy Partly Cloudy
25° | 5°
Detail
Almanac		 22° | 7°
Detail
Almanac		 22° | 2°
Detail
Almanac		 29° | 11°
Detail
Almanac		 31° | 13°
Detail
Almanac
Regional Radar

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Forecast for Yellowstone National Park
Tonight
Breezy. Mostly cloudy with a 30 percent chance of snow in the evening...then partly cloudy after midnight. Lows 6 to 12. Southwest winds 15 to 20 mph.
Sunday
Breezy. Snow likely in the morning...then snow in the afternoon. Snow accumulation of 2 to 3 inches. Highs 23 to 29. West winds 15 to 20 mph. Chance of snow near 100 percent.
Sunday Night
Snow likely. Snow accumulation of 1 to 2 inches. Total snow accumulation 3 to 5 inches. Lows 7 to 13. West winds around 15 mph. Chance of snow 70 percent.
5 Day forecast
 
 
Extended forecast for Yellowstone National Park
chancesnow Monday
Mostly cloudy in the morning then becoming partly cloudy. A 20 percent chance of snow showers. Highs 20 to 26.
  Monday Night
Mostly cloudy with a 20 percent chance of snow showers. Lows 6 to 14.
chancesnow Tuesday
Not as cold. Partly cloudy with a 20 percent chance of snow showers. Highs 28 to 34.
  Tuesday Night
Partly cloudy with a 20 percent chance of snow. Lows 13 to 19.
partlycloudy Wednesday
Partly cloudy. Highs 31 to 37.
  Wednesday Night
Partly cloudy. Lows 14 to 20.
partlycloudy Thanksgiving Day
Partly cloudy. Highs 32 to 38.
  Thursday Night
Partly cloudy. Lows 13 to 19.
chancesnow Friday
Mostly cloudy. Chance of snow in the morning...then chance of snow and rain in the afternoon. Highs 32 to 38. Chance of precipitation 40 percent.
  Friday Night
Mostly cloudy with a 20 percent chance of snow. Lows 15 to 21.
chancesnow Saturday
Mostly cloudy with a 20 percent chance of snow. Highs 24 to 30.
 
Almanac
Key: T = Trace of precipitation; MM = data not available
November 21, 2009
Normal high:27° Record high:42° (2006)
Normal low:9° Record low:-8° (2007)
Sunrise:7:27 AM Moon Rise: 11:37 AM
Sunset:4:47 PM Moon Set: 9:04 PM
Complete weather almanac

 
Astronomy
Sunrise:07:27 AM (MST) Moon Rise:11:37 AM (MST)11/21
Sunset:04:47 PM (MST) Moon Set:09:04 PM (MST)11/21
Moon Phase
Nov. 21 Nov. 24 Dec. 02 Dec. 08 Dec. 16
Special Weather Statement
Statement as of 4:01 PM MST on November 21, 2009

Light to moderate snow is expected across most of western Wyoming
late Sunday morning into Sunday afternoon. The snowfall will create
slick roadways... especially through mountain passes during the afternoon
and evening hours. Total accumulations of 1 to 3 inches in the valleys
and 2 to 4 inches in the mountains are anticipated. Motorists should
check Road conditions and current forecast information before traveling.