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

Dunkirk, Chautauqua County / Dunkirk Airport (KDKK)

Lat: 42.49°NLon: 79.28°WElev: 692ft.

A Few Clouds

57°F

14°C

Humidity 93%
Wind Speed SW 5 mph
Barometer 29.89 in (1012.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 12 Oct 3:53 am EDT
Extended Forecast for

Portland NY

  • Columbus Day

    Columbus Day: Mostly cloudy, with a high near 70. Light west wind increasing to 6 to 11 mph in the morning.

    High: 70 °F

    Mostly Cloudy

  • Tonight

    Tonight: Partly cloudy, with a low around 62. South wind 7 to 13 mph.

    Low: 62 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms before 11am, then a slight chance of thunderstorms after 5pm. Mostly sunny, with a high near 77. South wind 13 to 16 mph. Chance of precipitation is 20%.

    High: 77 °F

    Slight Chance
    T-storms then
    Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Southwest wind 7 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers, mainly after 8am. Mostly cloudy, with a high near 66. West wind 5 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 49. Northeast wind 5 to 8 mph.

    Low: 49 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 64. Northeast wind around 8 mph.

    High: 64 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Showers, mainly after 8pm. Low around 51. East wind around 7 mph becoming south after midnight. Chance of precipitation is 80%.

    Low: 51 °F

    Showers

  • Friday

    Friday: Showers. High near 62. Breezy. Chance of precipitation is 80%.

    High: 62 °F

    Showers and
    Breezy

Detailed Forecast

Columbus Day
Mostly cloudy, with a high near 70. Light west wind increasing to 6 to 11 mph in the morning.
Tonight
Partly cloudy, with a low around 62. South wind 7 to 13 mph.
Tuesday
A slight chance of showers and thunderstorms before 11am, then a slight chance of thunderstorms after 5pm. Mostly sunny, with a high near 77. South wind 13 to 16 mph. Chance of precipitation is 20%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Southwest wind 7 to 13 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
A chance of showers, mainly after 8am. Mostly cloudy, with a high near 66. West wind 5 to 8 mph. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly cloudy, with a low around 49. Northeast wind 5 to 8 mph.
Thursday
Partly sunny, with a high near 64. Northeast wind around 8 mph.
Thursday Night
Showers, mainly after 8pm. Low around 51. East wind around 7 mph becoming south after midnight. Chance of precipitation is 80%.
Friday
Showers. High near 62. Breezy. Chance of precipitation is 80%.
Friday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 37. Breezy. Chance of precipitation is 60%.
Saturday
Mostly sunny, with a high near 49.
Saturday Night
Mostly clear, with a low around 37.
Sunday
Sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Portland NY
 42.39°N 79.45°W (Elev. 719 ft)
Last Update:
3:57 am EDT Oct 12, 2026
Forecast Valid:
4am EDT Oct 12, 2026-6pm EDT Oct 18, 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