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.

Light Rain

50°F

10°C

Humidity 68%
Wind Speed S 20 G 38 mph
Barometer 29.53 in (1000.4 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 20 Mar 11:56 am EDT
Extended Forecast for

Mayville NY

  • This Afternoon

    This Afternoon: Showers, mainly before 3pm. Temperature falling to around 44 by 5pm. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 56 °F⇓

    Showers

  • Tonight

    Tonight: A chance of rain and snow showers before 9pm, then a chance of snow showers between 9pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 27. Northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Chance
    Rain/Snow
    then Slight
    Chance Snow
    Showers

  • Friday

    Friday: Sunny, with a high near 46. West wind 10 to 13 mph, with gusts as high as 23 mph.

    High: 46 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers after 2am. Increasing clouds, with a low around 34. South wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Partly Cloudy
    then Chance
    Showers

  • Saturday

    Saturday: Rain and snow showers likely before 9am, then rain showers likely between 9am and 5pm, then a slight chance of rain and snow showers after 5pm. Mostly cloudy, with a high near 42. Breezy, with a southwest wind 15 to 21 mph becoming west in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 42 °F

    Rain/Snow
    Likely and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 20. West wind 10 to 15 mph becoming light southwest after midnight.

    Low: 20 °F

    Mostly Clear

  • Sunday

    Sunday: A chance of showers after 2pm. Mostly sunny, with a high near 44. Light and variable wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 30%.

    High: 44 °F

    Mostly Sunny
    then Chance
    Showers

  • Sunday Night

    Sunday Night: Showers, mainly after 8pm. Low around 36. Southeast wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.

    Low: 36 °F

    Showers

  • Monday

    Monday: Showers likely, mainly before 8am. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.

    High: 46 °F

    Showers
    Likely

Detailed Forecast

This Afternoon
Showers, mainly before 3pm. Temperature falling to around 44 by 5pm. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tonight
A chance of rain and snow showers before 9pm, then a chance of snow showers between 9pm and 2am. Cloudy, then gradually becoming partly cloudy, with a low around 27. Northwest wind 14 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Friday
Sunny, with a high near 46. West wind 10 to 13 mph, with gusts as high as 23 mph.
Friday Night
A chance of showers after 2am. Increasing clouds, with a low around 34. South wind 13 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
Rain and snow showers likely before 9am, then rain showers likely between 9am and 5pm, then a slight chance of rain and snow showers after 5pm. Mostly cloudy, with a high near 42. Breezy, with a southwest wind 15 to 21 mph becoming west in the afternoon. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday Night
Mostly clear, with a low around 20. West wind 10 to 15 mph becoming light southwest after midnight.
Sunday
A chance of showers after 2pm. Mostly sunny, with a high near 44. Light and variable wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 30%.
Sunday Night
Showers, mainly after 8pm. Low around 36. Southeast wind 7 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%.
Monday
Showers likely, mainly before 8am. Mostly cloudy, with a high near 46. Chance of precipitation is 60%.
Monday Night
A chance of rain and snow showers before 1am, then a chance of snow showers between 1am and 2am. Mostly cloudy, with a low around 31. Chance of precipitation is 30%.
Tuesday
A chance of rain and snow showers. Mostly cloudy, with a high near 38. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
A chance of showers. Mostly cloudy, with a high near 39. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.24°N 79.51°W (Elev. 1365 ft)
Last Update:
10:37 am EDT Mar 20, 2025
Forecast Valid:
12pm EDT Mar 20, 2025-6pm EDT Mar 26, 2025
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation