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

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Overcast

30°F

-1°C

Humidity 96%
Wind Speed SW 15 G 23 mph
Barometer 29.47 in (1000.4 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill19°F (-7°C)
Last update 25 Feb 8:56 am EST
Extended Forecast for

Mayville NY

  • Today

    Today: A chance of rain and snow showers before 10am, then snow showers likely. Mostly cloudy, with a high near 36. West wind 14 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.

    High: 36 °F

    Chance
    Rain/Snow
    then Snow
    Showers
    Likely

  • Tonight

    Tonight: A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 16. West wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 29. West wind around 6 mph.

    High: 29 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 15. Calm wind becoming south around 5 mph after midnight.

    Low: 15 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 44. Southwest wind 6 to 9 mph.

    High: 44 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 32. South wind 8 to 13 mph, with gusts as high as 25 mph.

    Low: 32 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 41. Southwest wind 7 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph.

    High: 41 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 18. North wind 6 to 8 mph. Chance of precipitation is 60%.

    Low: 18 °F

    Snow Showers
    Likely

  • Sunday

    Sunday: Partly sunny, with a high near 25.

    High: 25 °F

    Partly Sunny

Detailed Forecast

Today
A chance of rain and snow showers before 10am, then snow showers likely. Mostly cloudy, with a high near 36. West wind 14 to 18 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. Total daytime snow accumulation of less than one inch possible.
Tonight
A chance of snow showers, mainly before 1am. Mostly cloudy, with a low around 16. West wind 6 to 15 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Thursday
Mostly sunny, with a high near 29. West wind around 6 mph.
Thursday Night
Mostly clear, with a low around 15. Calm wind becoming south around 5 mph after midnight.
Friday
Sunny, with a high near 44. Southwest wind 6 to 9 mph.
Friday Night
Partly cloudy, with a low around 32. South wind 8 to 13 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 41. Southwest wind 7 to 10 mph becoming west in the afternoon. Winds could gust as high as 21 mph.
Saturday Night
Snow showers likely, mainly after 1am. Mostly cloudy, with a low around 18. North wind 6 to 8 mph. Chance of precipitation is 60%.
Sunday
Partly sunny, with a high near 25.
Sunday Night
A chance of snow showers after 1am. Mostly cloudy, with a low around 12. Chance of precipitation is 30%.
Monday
A chance of snow showers. Partly sunny, with a high near 27. Chance of precipitation is 30%.
Monday Night
Mostly cloudy, with a low around 12.
Tuesday
A chance of snow showers. Partly sunny, with a high near 36. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.24°N 79.51°W (Elev. 1365 ft)
Last Update:
6:57 am EST Feb 25, 2026
Forecast Valid:
9am EST Feb 25, 2026-6pm EST Mar 3, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation