National Weather Service United States Department of Commerce

Heavy rain and mountain snow across the northwestern U.S. this weekend

A Pacific storm system will continue to impact the Pacific Northwest through late Sunday. Heavy rainfall could lead to flash flooding, river and small stream flooding, as well as mudslides and debris flows, especially over burn scars. At higher elevations, strong winds and heavy snowfall, with accumulations of 1 to 3 feet, could result in hazardous travel through mountain passes.
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Current Conditions

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Derby CT

7 Day Forecast

For More Weather Information:

New York, NY Local Forecast Office

Tonight

Slight Chance Light Snow Chance for Measurable Precipitation 20%

Slight Chc
Light Snow

Low: 28 °F

Monday

Slight Chance Rain Chance for Measurable Precipitation 20%

Slight Chc
Rain

High: 40 °F

Monday
Night

Chance Rain Chance for Measurable Precipitation 40%

Chance
Rain

Low: 36 °F

Tuesday

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 45 °F

Tuesday
Night

Rain Likely Chance for Measurable Precipitation 70%

Rain
Likely

Low: 41 °F

Wednesday

Heavy Rain Chance for Measurable Precipitation 90%

Heavy
Rain

High: 54 °F

Wednesday
Night

Heavy Rain Chance for Measurable Precipitation 90%

Heavy
Rain

Low: 45 °F

Christmas
Day

Chance Rain Chance for Measurable Precipitation 50%

Chance
Rain

High: 51 °F

Thursday
Night

Partly Cloudy

Partly
Cloudy

Low: 33 °F

Detailed Forecast

  • Tonight A slight chance of light snow before 9pm, then a chance for flurries before ending. Mostly cloudy, with a low around 28. Light north wind. Chance of precipitation is 20%.
  • Monday A slight chance of rain after noon. Mostly cloudy, with a high near 40. Wind chill values between 25 and 35. Northeast wind 3 to 6 mph. Chance of precipitation is 20%.
  • Monday Night A chance of rain. Cloudy, with a low around 36. Northeast wind 3 to 5 mph. Chance of precipitation is 40%.
  • Tuesday A chance of rain. Cloudy, with a high near 45. Wind chill values between 30 and 40 early. East wind 7 to 9 mph. Chance of precipitation is 50%.
  • Tuesday Night Rain likely. Cloudy, with a low around 41. East wind around 6 mph becoming calm in the evening. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
  • Wednesday Rain. The rain could be heavy at times. High near 54. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
  • Wednesday Night Rain. The rain could be heavy at times. Low around 45. Chance of precipitation is 90%.
  • Christmas Day A chance of rain. Mostly cloudy, with a high near 51. Breezy. Chance of precipitation is 50%.
  • Thursday Night Partly cloudy, with a low around 33.
  • Friday Mostly sunny, with a high near 45.
  • Friday Night Partly cloudy, with a low around 35.
  • Saturday Mostly sunny, with a high near 45.
  • Saturday Night Mostly cloudy, with a low around 31.
  • Sunday A chance of rain and snow. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.