National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. on Saturday

Another Pacific system will impact the West Coast today. Heavy rainfall could lead to flash flooding, river and small stream flooding as well as mudslides and debris flows, especially over burn scars. Strong winds and heavy elevation snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

Nassau County

Zone Forecast

  • Tonight Mostly cloudy. Slight chance of showers in the evening...then chance of showers after midnight. Lows in the lower 50s inland...in the mid 50s coast. Northeast winds 5 to 10 mph. Chance of rain 40 percent.
  • Sunday Cloudy. Chance of showers in the morning...then chance of showers and slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Northeast winds 10 to 15 mph. Chance of rain 50 percent.
  • Sunday Night Chance of showers and slight chance of thunderstorms in the evening...then showers and slight chance of thunderstorms after midnight. Near steady temperature in the upper 50s. Northeast winds 5 mph shifting to the southeast after midnight. Chance of rain 90 percent.
  • Monday Showers and slight chance of thunderstorms in the morning...then showers likely and slight chance of thunderstorms in the afternoon. Highs in the lower 70s. Southwest winds 5 to 10 mph. Chance of rain 80 percent.
  • Monday Night Mostly cloudy with a 50 percent chance of showers. Lows in the upper 50s. Southeast winds 5 mph.
  • Tuesday Showers and slight chance of thunderstorms. Highs in the lower 70s. Chance of rain 80 percent.
  • Tuesday Night Showers and slight chance of thunderstorms. Lows in the lower 60s. Chance of rain 90 percent.
  • Wednesday Breezy. Showers and slight chance of thunderstorms. Highs in the upper 60s. Chance of rain 80 percent.
  • Wednesday Night Colder. Mostly clear. Lows in the lower 40s.
  • Christmas Day And Thursday Night Clear. Highs around 60. Lows around 40.
  • Friday Sunny. Highs in the mid 60s.
  • Friday Night Mostly clear. Lows in the upper 40s.
  • Saturday Partly cloudy with a 20 percent chance of showers. Highs in the upper 60s.