Severe Thunderstorms and Heavy Rainfall Across the Central Plains and Central Appalachians

Severe thunderstorms producing damaging winds, heavy rainfall, hail and possibly a few tornadoes will continue through tonight across portions of Kansas and Oklahoma. Heavy rainfall will persist across the Central Appalachians through tonight, potentially leading to areas of flooding. The severe weather and heavy rainfall threat will shift into the lower Great Lakes on Wednesday. Read More >

Hazardous Weather Conditions

Current conditions at

Dunkirk, Chautauqua County / Dunkirk Airport (KDKK)

Lat: 42.49°NLon: 79.28°WElev: 692ft.

Fair

71°F

22°C

Humidity 87%
Wind Speed S 9 mph
Barometer 29.84 in (1009.9 mb)
Dewpoint 67°F (19°C)
Visibility 10.00 mi
Last update 18 Jun 3:53 am EDT
Extended Forecast for

Portland NY

  • Overnight

    Overnight: A slight chance of showers after 5am.  Mostly cloudy, with a low around 69. South wind around 9 mph.  Chance of precipitation is 20%.

    Low: 69 °F

    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of showers and thunderstorms before 11am, then a chance of showers and thunderstorms after 1pm.  Partly sunny, with a high near 79. West wind around 9 mph.  Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Chance
    Showers then
    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms, mainly after 9pm.  Mostly cloudy, with a low around 66. South wind 5 to 10 mph increasing to 11 to 16 mph after midnight.  Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms after 8am.  Mostly cloudy, with a high near 73. West wind 16 to 18 mph, with gusts as high as 28 mph.  Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 73 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 61. West wind 8 to 11 mph.

    Low: 61 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 76. West wind 8 to 11 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 66. Southwest wind 6 to 8 mph.

    Low: 66 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 82. Southwest wind around 10 mph.

    High: 82 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 72.

    Low: 72 °F

    Partly Cloudy

Detailed Forecast

Overnight
A slight chance of showers after 5am. Mostly cloudy, with a low around 69. South wind around 9 mph. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms before 11am, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 79. West wind around 9 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms, mainly after 9pm. Mostly cloudy, with a low around 66. South wind 5 to 10 mph increasing to 11 to 16 mph after midnight. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Juneteenth
Showers likely and possibly a thunderstorm before 8am, then a chance of showers and thunderstorms after 8am. Mostly cloudy, with a high near 73. West wind 16 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Partly cloudy, with a low around 61. West wind 8 to 11 mph.
Friday
Sunny, with a high near 76. West wind 8 to 11 mph.
Friday Night
Partly cloudy, with a low around 66. Southwest wind 6 to 8 mph.
Saturday
Partly sunny, with a high near 82. Southwest wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 72.
Sunday
Sunny, with a high near 84.
Sunday Night
Mostly clear, with a low around 72.
Monday
Sunny, with a high near 86.
Monday Night
Mostly clear, with a low around 73.
Tuesday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
Portland NY
 42.39°N 79.48°W (Elev. 571 ft)
4:36 am EDT Jun 18, 2025
4am EDT Jun 18, 2025-6pm EDT Jun 24, 2025
 
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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