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.

Current Conditions

Northwest Suffolk

Zone Forecast

  • Tonight Snow...freezing rain and sleet this evening...then a slight chance of freezing rain...snow and sleet after midnight. Total snow accumulation of 4 to 8 inches. Ice accumulation around a trace. Not as cool with lows in the upper 20s. Northeast winds around 5 mph...becoming west after midnight. Chance of precipitation near 100 percent.
  • Monday Mostly cloudy in the morning...then clearing. Brisk with highs in the upper 30s. Northwest winds 15 to 20 mph with gusts up to 30 mph.
  • Monday Night Mostly clear. Cold with lows around 13. Northwest winds 10 to 15 mph. Gusts up to 25 mph in the evening.
  • Tuesday Partly sunny in the morning...then cloudy with a chance of snow in the afternoon. Cold with highs in the lower 30s. West winds around 5 mph...becoming south in the afternoon. Chance of snow 40 percent.
  • Tuesday Night Snow in the evening...then rain...snow and freezing rain after midnight. Moderate snow accumulation. Not as cold with lows in the lower 30s. South winds 5 to 10 mph. Chance of precipitation 80 percent.
  • Wednesday Cloudy. Rain likely...mainly in the morning. Highs in the lower 40s. Chance of rain 60 percent.
  • Wednesday Night Cloudy. A chance of rain and snow in the evening...then a chance of snow after midnight. Lows in the mid 20s. Chance of precipitation 30 percent.
  • Thursday Mostly cloudy with a 40 percent chance of snow. Cold with highs in the upper 20s.
  • Thursday Night Mostly cloudy in the evening...then clearing. Colder with lows around 10 above. Wind chill values as low as zero.
  • Friday Sunny. Cold with highs in the upper 20s. Wind chill values as low as zero in the morning.
  • Friday Night Mostly clear. Cold with lows around 20.
  • Saturday Mostly sunny. Highs in the upper 30s.
  • Saturday Night Partly cloudy. Lows in the lower 20s.
  • Sunday Sunny. Highs in the upper 30s.