National Weather Service United States Department of Commerce

Heavy Snow For the Southern Rockies with Heavy Rain for Portions of the Southwest

A moist flow off the Pacific will bring heavy rain to southern California and Arizona with heavy snow for the southern Rocky Mountains Monday. More freezing rain is possible from the southern Plains to the central Mississippi Valley. Heavy snow is also expected for portions of New England and upstate New York Monday.
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Hazardous Weather Conditions

Current Conditions

Yellowstone National Park

Zone Forecast

  • Rest Of Tonight Mostly clear. Lows 1 below to 5 above zero. South winds around 15 mph early in the morning.
  • Monday Partly cloudy. Highs 25 to 31. Southwest winds around 15 mph late in the afternoon.
  • Monday Night Snow. Snow accumulation of 2 to 4 inches. Lows 1 below to 7 below zero. Northwest winds around 15 mph early in the morning. Chance of snow 90 percent.
  • Tuesday Colder. Cloudy with chance of snow in the morning...then partly cloudy with slight chance of snow in the afternoon. Highs 6 to 12. Northwest winds around 15 mph. Chance of snow 50 percent. Lowest wind chill readings 17 below to 27 below zero in the morning.
  • Tuesday Night Colder. Partly cloudy in the evening then becoming mostly cloudy. Occasional flurries in the evening. Lows 12 below to 18 below zero.
  • Wednesday Partly cloudy. Highs 12 to 18. Lowest wind chill readings 29 below to 39 below zero in the morning.
  • Wednesday Night Not as cold. Mostly clear. Lows near zero.
  • Thursday Not as cold. Mostly sunny. Highs 23 to 29.
  • Thursday Night Partly cloudy. Lows 6 to 12.
  • Friday Partly cloudy with a 20 percent chance of snow. Highs 29 to 35.
  • Friday Night Partly cloudy with a 20 percent chance of snow. Lows 8 to 14.
  • Saturday Partly cloudy with a 20 percent chance of snow. Highs 30 to 36.
  • Saturday Night Partly cloudy. Lows around 13.
  • Sunday Partly cloudy. Highs 32 to 38.