10-Day Weather Forecast - Portland, NY

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  • 37|26°F
    Snow Showers
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    Today

    37°F

    Snow showers likely late this morning then lake effect snow showers this afternoon. Areas of blowing snow. Snow may be heavy at times this afternoon. Accumulation 2 to 4 inches in the most persistent snows. Very windy. Temperatures falling to the lower 20s inland and to the upper 20s along the lake erie shore. West winds 20 to 30 mph increasing to 30 to 40 mph with gusts up to 50 mph. Chance of snow 90 percent.

    Tonight

    26°F

    Mostly cloudy. Lake effect snow showers and areas of blowing snow in the evening then a chance of snow showers overnight. Snow may be heavy at times in the evening. Additional accumulation in the most persistent snows ranging from an inch or less across the lower elevations to 1 to 2 inches across the higher terrain. Very windy and colder with lows ranging from 15 to 20 in interior valleys to the lower 20s along the lake erie shore. West winds 25 to 35 mph with gusts up to 50 mph diminishing to 10 to 15 mph. Chance of snow 80 percent.

    Hourly details
  • Weekend Weather

  • Day

    40°F

    Partly sunny in the morning then becoming mostly cloudy. Highs in the upper 30s. South winds 5 to 10 mph increasing to 10 to 15 mph with gusts up to 30 mph.

    Night

    34°F

    Mostly cloudy and windy. Lows 20 to 25. Southwest winds 10 to 15 mph becoming west and increasing to 20 to 30 mph.

    Hourly details
  • Day

    32°F

    Mostly cloudy with a 50 percent chance of snow showers. Windy. Early morning highs ranging from the mid 20s on the hilltops to around 30 across the lower elevations then temperatures falling to the lower 20s inland and to the mid 20s along the lake erie shore. West winds 20 to 30 mph diminishing to 10 to 15 mph.

    Night

    24°F

    Mostly cloudy with a 30 percent chance of snow showers. Lows 10 to 15.

    Hourly details
  • Day

    33°F

    Partly sunny. Highs around 30.

    Night

    32°F

    Snow showers likely. Lows in the lower 20s. Chance of snow 60 percent.

    Hourly details
  • Day

    40°F

    Rain and snow showers likely. Highs in the upper 30s. Chance of precipitation 70 percent.

    Night

    33°F

    Mostly cloudy with a chance of rain showers. Lows in the upper 20s. Chance of rain 30 percent.

    Hourly details
  • Day

    36°F

    Partly sunny. Highs in the upper 30s.

    Night

    34°F

    Rain showers likely with a chance of freezing rain. Lows in the upper 20s. Chance of precipitation 60 percent.

    Hourly details
  • Day

    46°F

    Rain showers likely. Highs in the upper 40s. Chance of rain 70 percent.

    Night

    45°F

    Cloudy with probable rain. Chance of precipitation 70%. Low temperature around 45F. Dew point will be around 39F with an average humidity of 75%. Winds will be 13 mph from the S.

  • Day

    48°F

    Cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 48F. Dew point will be around 38F with an average humidity of 74%. Winds will be 12 mph from the W.

    Night

    38°F

    Cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 38F. Dew point will be around 31F with an average humidity of 72%. Winds will be 5 mph from the W.

  • Weekend Weather

  • Day

    43°F

    Cloudy with a chance of rain. Chance of precipitation 40%. High temperature around 43F. Dew point will be around 31F with an average humidity of 67%. Winds will be 5 mph from the SW.

    Night

    36°F

    Cloudy with a chance of rain. Chance of precipitation 50%. Low temperature around 36F. Dew point will be around 28F with an average humidity of 67%. Winds will be 6 mph from the SW.

  • Day

    37°F

    Cloudy with a chance of rain. Chance of precipitation 55%. High temperature around 36F. Dew point will be around 24F with an average humidity of 62%. Winds will be 6 mph from the W.

    Night

    31°F

    Cloudy with a chance of rain-snow mix. Chance of precipitation 35%. Low temperature around 31F. Dew point will be around 21F with an average humidity of 64%. Winds will be 5 mph from the W.