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.

Fair

58°F

14°C

Humidity 93%
Wind Speed Calm
Barometer 30.17 in (1021.0 mb)
Dewpoint 56°F (13°C)
Visibility 9.00 mi
Last update 15 Aug 4:56 am EDT
Extended Forecast for

Portland NY

  • Today

    Today: Sunny, with a high near 84. Calm wind.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 68. Light east wind.

    Low: 68 °F

    Mostly Clear

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Light and variable wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.

    High: 86 °F

    Sunny then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 69. Light south wind.

    Low: 69 °F

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 81. Light and variable wind becoming northwest 5 to 8 mph in the morning. Chance of precipitation is 50%.

    High: 81 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 57.

    Low: 57 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 75.

    High: 75 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 59.

    Low: 59 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 30%.

    High: 75 °F

    Partly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 84. Calm wind.
Tonight
Mostly clear, with a low around 68. Light east wind.
Saturday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Light and variable wind becoming southwest around 5 mph in the afternoon. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 69. Light south wind.
Sunday
A chance of showers, with thunderstorms also possible after 11am. Partly sunny, with a high near 81. Light and variable wind becoming northwest 5 to 8 mph in the morning. Chance of precipitation is 50%.
Sunday Night
Partly cloudy, with a low around 57.
Monday
Sunny, with a high near 75.
Monday Night
Mostly cloudy, with a low around 59.
Tuesday
A chance of showers after 2pm. Partly sunny, with a high near 75. Chance of precipitation is 30%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 63. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 40%.
Wednesday Night
Mostly cloudy, with a low around 60.
Thursday
Mostly sunny, with a high near 78.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland NY
 42.51°N 76.52°W (Elev. 384 ft)
Last Update:
4:58 am EDT Aug 15, 2025
Forecast Valid:
5am EDT Aug 15, 2025-6pm EDT Aug 21, 2025
 
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