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.

Fair

74°F

23°C

Humidity 52%
Wind Speed W 8 mph
Barometer 30.25 in (1024.2 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 3 Oct 1:53 pm EDT
Extended Forecast for

Portland NY

  • This Afternoon

    This Afternoon: Sunny, with a high near 74. West wind around 7 mph.

    High: 74 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 56. South wind 6 to 8 mph.

    Low: 56 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 76. South wind around 6 mph becoming west in the afternoon.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 59. Calm wind becoming south 5 to 8 mph in the evening.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. Southwest wind 6 to 8 mph.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 59. South wind 5 to 11 mph.

    Low: 59 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 76. Southwest wind around 10 mph.

    High: 76 °F

    Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Partly cloudy, with a low around 61. South wind 6 to 10 mph. Chance of precipitation is 50%.

    Low: 61 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: Showers, mainly after 8am. High near 69. Chance of precipitation is 90%.

    High: 69 °F

    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 74. West wind around 7 mph.
Tonight
Clear, with a low around 56. South wind 6 to 8 mph.
Saturday
Sunny, with a high near 76. South wind around 6 mph becoming west in the afternoon.
Saturday Night
Mostly clear, with a low around 59. Calm wind becoming south 5 to 8 mph in the evening.
Sunday
Sunny, with a high near 77. Southwest wind 6 to 8 mph.
Sunday Night
Mostly clear, with a low around 59. South wind 5 to 11 mph.
Monday
Sunny, with a high near 76. Southwest wind around 10 mph.
Monday Night
A chance of showers after 2am. Partly cloudy, with a low around 61. South wind 6 to 10 mph. Chance of precipitation is 50%.
Tuesday
Showers, mainly after 8am. High near 69. Chance of precipitation is 90%.
Tuesday Night
Showers, mainly before 2am. Low around 49. Chance of precipitation is 80%.
Wednesday
A chance of showers. Sunny, with a high near 60. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 42.
Thursday
Sunny, with a high near 60.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Portland NY
 42.39°N 79.48°W (Elev. 571 ft)
Last Update:
1:36 pm EDT Oct 3, 2025
Forecast Valid:
2pm EDT Oct 3, 2025-6pm EDT Oct 9, 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