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

Prolonged Atmospheric River Will Impact the Northwest Early this Week

A weather system in the Pacific Northwest will produce rain throughout the day, before a potent atmospheric river produces a prolonged round of heavy rainfall, widespread urban and river flooding, and high elevation snow to the region Monday through Wednesday. Showers and thunderstorms may produce isolated damaging winds, a brief tornado, and locally heavy rainfall across parts of Florida today. Read More >

Hazardous Weather Conditions

Current conditions at

Dunkirk, Chautauqua County / Dunkirk Airport (KDKK)

Lat: 42.49°NLon: 79.28°WElev: 692ft.

Overcast

30°F

-1°C

Humidity 69%
Wind Speed NW 14 G 24 mph
Barometer 30.10 in (1020.3 mb)
Dewpoint 21°F (-6°C)
Visibility 9.00 mi
Wind Chill19°F (-7°C)
Last update 7 Dec 6:53 pm EST
Extended Forecast for

Brocton NY

  • Tonight

    Tonight: A chance of snow, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 14. Northwest wind 10 to 15 mph becoming north after midnight. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 14 °F

    Chance Snow
    then Partly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 23. East wind 6 to 9 mph.

    High: 23 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 13. Southeast wind 5 to 11 mph.

    Low: 13 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 37. Breezy, with a south wind 14 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    High: 37 °F

    Snow Showers
    Likely and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain and snow showers, becoming all rain after 4am. Low around 31. Breezy, with a southwest wind 18 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 31 °F

    Rain/Snow
    Likely and
    Breezy then
    Rain/Snow

  • Wednesday

    Wednesday: Rain before 1pm, then rain, possibly mixed with snow. High near 40. Breezy, with a south wind around 24 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 40 °F

    Breezy. Rain
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow before 1am, then snow showers likely after 1am. Low around 25. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 80%.

    Low: 25 °F

    Snow and
    Breezy

  • Thursday

    Thursday: Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 31. West wind around 14 mph. Chance of precipitation is 60%.

    High: 31 °F

    Snow Showers
    Likely

  • Thursday Night

    Thursday Night: Snow showers likely. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.

    Low: 21 °F

    Snow Showers
    Likely

Detailed Forecast

Tonight
A chance of snow, mainly before 9pm. Cloudy, then gradually becoming partly cloudy, with a low around 14. Northwest wind 10 to 15 mph becoming north after midnight. Chance of precipitation is 30%. Total nighttime snow accumulation of less than a half inch possible.
Monday
Mostly sunny, with a high near 23. East wind 6 to 9 mph.
Monday Night
Partly cloudy, with a low around 13. Southeast wind 5 to 11 mph.
Tuesday
Snow showers likely, mainly after 1pm. Mostly cloudy, with a high near 37. Breezy, with a south wind 14 to 23 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Tuesday Night
Rain and snow showers, becoming all rain after 4am. Low around 31. Breezy, with a southwest wind 18 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain before 1pm, then rain, possibly mixed with snow. High near 40. Breezy, with a south wind around 24 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Snow before 1am, then snow showers likely after 1am. Low around 25. Breezy, with a northwest wind 15 to 20 mph, with gusts as high as 36 mph. Chance of precipitation is 80%.
Thursday
Snow showers likely, mainly before 1pm. Mostly cloudy, with a high near 31. West wind around 14 mph. Chance of precipitation is 60%.
Thursday Night
Snow showers likely. Mostly cloudy, with a low around 21. Chance of precipitation is 60%.
Friday
Snow showers likely. Mostly cloudy, with a high near 29. Chance of precipitation is 60%.
Friday Night
Snow showers. Low around 18. Chance of precipitation is 80%.
Saturday
Snow showers. High near 27. Chance of precipitation is 80%.
Saturday Night
Snow showers likely. Mostly cloudy, with a low around 17. Chance of precipitation is 70%.
Sunday
Snow showers likely. Mostly cloudy, with a high near 26. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Brocton NY
 42.39°N 79.45°W (Elev. 719 ft)
Last Update:
6:36 pm EST Dec 7, 2025
Forecast Valid:
7pm EST Dec 7, 2025-6pm EST Dec 14, 2025
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation