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

55°F

13°C

Humidity 87%
Wind Speed N 9 mph
Barometer 29.82 in (1010.0 mb)
Dewpoint 51°F (11°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 5 Nov 4:56 pm EST
Extended Forecast for

Mayville NY

  • Tonight

    Tonight: A slight chance of showers before 4am, then a slight chance of showers after 5am. Increasing clouds, with a low around 43. Southwest wind around 6 mph. Chance of precipitation is 20%.

    Low: 43 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Friday

    Friday: Showers. High near 55. South wind 6 to 8 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Showers

  • Friday Night

    Friday Night: Showers likely. Mostly cloudy, with a low around 34. Southwest wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 34 °F

    Showers
    Likely

  • Saturday

    Saturday: Showers. High near 51. Southwest wind 7 to 11 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.

    High: 51 °F

    Showers

  • Saturday Night

    Saturday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 35. Northwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Showers
    Likely

  • Sunday

    Sunday: A slight chance of showers after 1pm. Partly sunny, with a high near 52. West wind 9 to 17 mph. Chance of precipitation is 20%.

    High: 52 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. West wind around 11 mph, with gusts as high as 23 mph.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 53. West wind 10 to 13 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy

Detailed Forecast

Tonight
A slight chance of showers before 4am, then a slight chance of showers after 5am. Increasing clouds, with a low around 43. Southwest wind around 6 mph. Chance of precipitation is 20%.
Friday
Showers. High near 55. South wind 6 to 8 mph becoming west in the afternoon. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Friday Night
Showers likely. Mostly cloudy, with a low around 34. Southwest wind 5 to 7 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
Showers. High near 51. Southwest wind 7 to 11 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 35. Northwest wind around 9 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Sunday
A slight chance of showers after 1pm. Partly sunny, with a high near 52. West wind 9 to 17 mph. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 36. West wind around 11 mph, with gusts as high as 23 mph.
Monday
Mostly sunny, with a high near 53. West wind 10 to 13 mph.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
Mostly sunny, with a high near 56.
Tuesday Night
Partly cloudy, with a low around 34.
Veterans Day
Partly sunny, with a high near 51.
Wednesday Night
Mostly cloudy, with a low around 30.
Thursday
Partly sunny, with a high near 49.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.26°N 79.5°W (Elev. 1398 ft)
Last Update:
5:05 pm EST Nov 5, 2026
Forecast Valid:
5pm EST Nov 5, 2026-6pm EST Nov 12, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation