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.

Overcast

68°F

20°C

Humidity 76%
Wind Speed S 6 mph
Barometer 30.15 in (1020.5 mb)
Dewpoint 60°F (16°C)
Visibility 10.00 mi
Last update 15 Jun 3:56 pm EDT
Extended Forecast for

Portland NY

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 69. Light south wind.

    High: 69 °F

    Mostly Cloudy

  • Tonight

    Tonight: Mostly cloudy, with a low around 59. Light southeast wind.

    Low: 59 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 71. South wind around 7 mph.

    High: 71 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: A slight chance of showers after 2am. Mostly cloudy, with a low around 62. South wind around 7 mph. Chance of precipitation is 20%.

    Low: 62 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely after 2pm. Mostly cloudy, with a high near 71. South wind around 10 mph. Chance of precipitation is 70%.

    High: 71 °F

    Chance
    Showers then
    Showers
    Likely

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.

    Low: 65 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.

    High: 82 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Juneteenth

    Juneteenth: Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.

    High: 81 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 69. Light south wind.
Tonight
Mostly cloudy, with a low around 59. Light southeast wind.
Monday
Mostly cloudy, with a high near 71. South wind around 7 mph.
Monday Night
A slight chance of showers after 2am. Mostly cloudy, with a low around 62. South wind around 7 mph. Chance of precipitation is 20%.
Tuesday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers likely after 2pm. Mostly cloudy, with a high near 71. South wind around 10 mph. Chance of precipitation is 70%.
Tuesday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Wednesday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Wednesday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.
Juneteenth
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 81. Chance of precipitation is 70%.
Thursday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 30%.
Friday
Mostly sunny, with a high near 72.
Friday Night
Partly cloudy, with a low around 57.
Saturday
Mostly sunny, with a high near 79.
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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:
3:05 pm EDT Jun 15, 2025
Forecast Valid:
4pm EDT Jun 15, 2025-6pm EDT Jun 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