National Weather Service United States Department of Commerce

Winter weather forecast for Rockies and southern Plains

A developing storm system will bring snow to parts of the Rockies and southern Plains on Friday, which will move into the central U.S. on Saturday. Freezing rain is also forecast from Texas to the mid-Mississippi Valley and into the Carolinas. Meanwhile, temperatures will be 20-40 degrees below normal across parts of the central and southern U.S. on Friday.
Read More...

Current Conditions

Big Island Summit

Zone Forecast

  • Rest Of Today Sunny in the morning...then partly sunny with isolated rain showers in the afternoon. Highs around 52 at the visitor information station to around 42 at the summits. Light winds becoming southwest up to 10 mph in the afternoon. Chance of rain 20 percent.
  • Tonight Partly cloudy. Isolated rain showers in the evening... Then isolated snow showers after midnight. Lows around 35 at the visitor information station to around 28 at the summits. Light winds. Chance of precipitation 20 percent.
  • Saturday Partly sunny with isolated rain showers and snow showers in the morning...then cloudy with scattered rain showers and snow showers in the afternoon. Locally heavy rainfall possible in the afternoon. Highs around 48 at the visitor information station to around 38 at the summits. Light winds becoming west up to 10 mph in the late morning and afternoon. Chance of precipitation 40 percent.
  • Saturday Night Mostly cloudy with isolated rain showers and snow showers. Locally heavy rainfall possible in the evening. Lows 26 to 38. South winds around 10 mph. Chance of precipitation 20 percent.
  • Sunday Partly sunny with isolated rain showers and snow showers in the morning...then cloudy with scattered rain showers and snow showers in the afternoon. Locally heavy rainfall possible in the afternoon. Highs 37 to 56. South winds 10 to 15 mph. Chance of precipitation 50 percent.
  • Sunday Night Mostly cloudy with isolated rain showers and snow showers. Lows 26 to 38. South winds around 10 mph. Chance of precipitation 20 percent.
  • Monday Cloudy. Isolated rain showers and snow showers in the morning...then scattered rain showers and snow showers in the afternoon. Highs 37 to 56. South winds 10 to 15 mph. Chance of precipitation 50 percent.
  • Monday Night Mostly clear. Isolated rain showers and snow showers in the evening...then isolated snow showers after midnight. Lows 28 to 39. Southeast winds around 10 mph. Chance of precipitation 20 percent.
  • Tuesday Sunny with isolated rain showers and snow showers in the morning...then partly sunny with scattered rain showers in the afternoon. Highs 39 to 58. Southeast winds around 10 mph. Chance of precipitation 40 percent.
  • Tuesday Night Mostly clear. Isolated rain showers and snow showers in the evening...then isolated snow showers after midnight. Lows 28 to 39. South winds around 10 mph. Chance of precipitation 20 percent.
  • Wednesday Mostly sunny with isolated rain showers and snow showers in the morning...then partly sunny with scattered rain showers in the afternoon. Highs 39 to 58. Southwest winds around 10 mph. Chance of precipitation 40 percent.
  • Wednesday Night Partly cloudy with isolated rain showers and snow showers. Lows 28 to 39. West winds around 10 mph. Chance of precipitation 20 percent.
  • Thursday Mostly sunny with isolated rain showers and snow showers in the morning...then partly sunny with scattered rain showers in the afternoon. Highs 39 to 58. Southwest winds around 10 mph with gusts to 25 mph. Chance of precipitation 40 percent.