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

Hazardous Weather Conditions

Current conditions at

Dunkirk, Chautauqua County / Dunkirk Airport (KDKK)

Lat: 42.49°NLon: 79.28°WElev: 692ft.

Overcast

71°F

22°C

Humidity 81%
Wind Speed S 10 mph
Barometer 30.03 in
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 19 May 7:53 am EDT
Extended Forecast for

Derby NY

  • Today

    Today: A slight chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 84. Southwest wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.

    High: 84 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms, mainly before midnight, then showers likely and possibly a thunderstorm after 4am. Low around 55. Southwest wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 55 °F

    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 65. West wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 44. Light and variable wind becoming north around 5 mph.

    Low: 44 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 64. Northeast wind around 6 mph.

    High: 64 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. East wind 3 to 5 mph.

    Low: 47 °F

    Mostly Cloudy

  • Friday

    Friday: A chance of showers after 2pm. Mostly cloudy, with a high near 72. East wind 5 to 7 mph. Chance of precipitation is 30%.

    High: 72 °F

    Mostly Cloudy
    then Chance
    Showers

  • Friday Night

    Friday Night: Showers, mainly after 8pm. Low around 52. East wind 6 to 8 mph. Chance of precipitation is 80%.

    Low: 52 °F

    Showers

  • Saturday

    Saturday: Showers, with thunderstorms also possible after 2pm. High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Showers

Detailed Forecast

Today
A slight chance of showers, with thunderstorms also possible after 4pm. Partly sunny, with a high near 84. Southwest wind 9 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms, mainly before midnight, then showers likely and possibly a thunderstorm after 4am. Low around 55. Southwest wind 7 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A chance of showers and thunderstorms before 8am, then a slight chance of showers between 8am and 2pm. Cloudy, then gradually becoming mostly sunny, with a high near 65. West wind 5 to 7 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Partly cloudy, with a low around 44. Light and variable wind becoming north around 5 mph.
Thursday
Mostly sunny, with a high near 64. Northeast wind around 6 mph.
Thursday Night
Mostly cloudy, with a low around 47. East wind 3 to 5 mph.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 72. East wind 5 to 7 mph. Chance of precipitation is 30%.
Friday Night
Showers, mainly after 8pm. Low around 52. East wind 6 to 8 mph. Chance of precipitation is 80%.
Saturday
Showers, with thunderstorms also possible after 2pm. High near 66. Chance of precipitation is 80%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers. Mostly cloudy, with a low around 54. Chance of precipitation is 60%.
Sunday
Mostly cloudy, with a high near 71.
Sunday Night
Mostly cloudy, with a low around 55.
Memorial Day
Partly sunny, with a high near 76.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Derby NY
 42.68°N 78.96°W (Elev. 709 ft)
Last Update:
7:57 am EDT May 19, 2026
Forecast Valid:
8am EDT May 19, 2026-6pm EDT May 25, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation