National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Ithaca Tompkins International Airport (KITH)

Lat: 42.49°NLon: 76.46°WElev: 1099ft.

Partly Cloudy

64°F

18°C

Humidity 70%
Wind Speed W 14 G 20 mph
Barometer 29.80 in (1008.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 5 Nov 6:56 pm EST
Extended Forecast for

Portland NY

  • Tonight

    Tonight: Mostly clear, with a low around 50. Southwest wind around 6 mph becoming calm in the evening.

    Low: 50 °F

    Mostly Clear

  • Friday

    Friday: Partly sunny, with a high near 65. Calm wind becoming southwest around 5 mph.

    High: 65 °F

    Partly Sunny

  • Friday Night

    Friday Night: Showers likely, mainly after 4am. Mostly cloudy, with a low around 47. Light northwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 47 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 54. Northwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Showers

  • Saturday Night

    Saturday Night: Showers, mainly before 1am. Low around 44. Northwest wind 10 to 16 mph. Chance of precipitation is 80%.

    Low: 44 °F

    Showers

  • Sunday

    Sunday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: A chance of showers after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.

    Low: 43 °F

    Partly Cloudy
    then Chance
    Showers

  • Monday

    Monday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 50. Southwest wind around 6 mph becoming calm in the evening.
Friday
Partly sunny, with a high near 65. Calm wind becoming southwest around 5 mph.
Friday Night
Showers likely, mainly after 4am. Mostly cloudy, with a low around 47. Light northwest wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Showers. High near 54. Northwest wind 6 to 8 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers, mainly before 1am. Low around 44. Northwest wind 10 to 16 mph. Chance of precipitation is 80%.
Sunday
Partly sunny, with a high near 56.
Sunday Night
A chance of showers after 1am. Mostly cloudy, with a low around 43. Chance of precipitation is 30%.
Monday
Partly sunny, with a high near 54.
Monday Night
Partly cloudy, with a low around 42.
Tuesday
Mostly sunny, with a high near 60.
Tuesday Night
Partly cloudy, with a low around 41.
Veterans Day
Partly sunny, with a high near 53.
Wednesday Night
Mostly cloudy, with a low around 37.
Thursday
Mostly cloudy, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland NY
 42.51°N 76.52°W (Elev. 384 ft)
Last Update:
5:57 pm EST Nov 5, 2026
Forecast Valid:
6pm EST Nov 5, 2026-6pm EST Nov 12, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation