National Weather Service United States Department of Commerce

Active weather pattern on Sunday brings the threat of wintry weather to several parts of the U.S

A few areas of active weather are expected on Sunday. The first will be in the Southwest, as locally heavy rain and mountain snow is possible in portions of California, Nevada, Utah, Colorado, New Mexico and Arizona. Further east, wintry weather is possible over a large portion of the country. Numerous winter weather products have been issued from the southern Plains to New England.
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Current Conditions

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Stony Brook NY

7 Day Forecast

For More Weather Information:

New York, NY Local Forecast Office

Today

Snow Chance for Measurable Precipitation 80%

Snow

High: 31 °F

Tonight

Wintry Mix Chance for Measurable Precipitation 90%

Wintry
Mix

Low: 28 °F

Monday

Decreasing Clouds

Decreasing
Clouds

High: 31 °F

Monday
Night

Mostly Clear

Mostly
Clear

Low: 16 °F

Tuesday

Slight Chance Snow Chance for Measurable Precipitation 20%

Slight Chc
Snow

High: 32 °F

Tuesday
Night

Rain/Snow Likely Chance for Measurable Precipitation 70%

Rain/Snow
Likely

Low: 31 °FRising Temperatures

Wednesday

Rain Likely Chance for Measurable Precipitation 60%

Rain
Likely

High: 47 °F

Wednesday
Night

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

Low: 31 °F

Thursday

Chance Rain/Snow Chance for Measurable Precipitation 50%

Chance
Rain/Snow

High: 36 °F

Detailed Forecast

  • Today Snow, mainly after 3pm. High near 31. Wind chill values between 20 and 25. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
  • Tonight Snow and freezing rain before 3am, then a chance of snow. Low around 28. Light and variable wind becoming west 5 to 7 mph after midnight. Chance of precipitation is 90%. New ice accumulation of less than a 0.1 of an inch possible. New snow accumulation of 2 to 4 inches possible.
  • Monday Cloudy, then gradually becoming mostly sunny, with a steady temperature around 31. Wind chill values between 20 and 25. Northwest wind 10 to 18 mph.
  • Monday Night Mostly clear, with a low around 16. Wind chill values between 5 and 10. Northwest wind 5 to 11 mph.
  • Tuesday A slight chance of snow after 1pm. Partly sunny, with a high near 32. Calm wind becoming south 5 to 9 mph in the afternoon. Chance of precipitation is 20%.
  • Tuesday Night Snow likely before midnight, then rain and snow likely between midnight and 3am, then rain likely after 3am. Cloudy, with a temperature falling to near 31 by 9pm, then rising to around 36 during the remainder of the night. Chance of precipitation is 70%. Little or no snow accumulation expected.
  • Wednesday Rain likely, mainly before noon. Cloudy, with a high near 47. Chance of precipitation is 60%.
  • Wednesday Night A chance of rain and snow. Cloudy, with a low around 31. Chance of precipitation is 50%.
  • Thursday A chance of rain and snow. Mostly cloudy, with a high near 36. Chance of precipitation is 50%.
  • Thursday Night Partly cloudy, with a low around 16.
  • Friday Mostly sunny, with a high near 29.
  • Friday Night Mostly clear, with a low around 19.
  • Saturday Sunny, with a high near 37.