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

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Light Rain

44°F

7°C

Humidity 60%
Wind Speed SW 16 G 21 mph
Barometer 29.84 in (1011.5 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 28 Feb 3:56 am EST
Extended Forecast for

Mayville NY

  • Overnight

    Overnight: Showers likely, mainly before 5am. Mostly cloudy, with a low around 38. Breezy, with a southwest wind around 20 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 38 °F

    Showers
    Likely and
    Breezy

  • Saturday

    Saturday: A slight chance of showers before 9am. Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 31 by 5pm. West wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.

    High: 41 °F⇓

    Slight Chance
    Showers then
    Mostly Sunny

  • Saturday Night

    Saturday Night: Snow likely, mainly after 1am. Mostly cloudy, with a low around 18. North wind 6 to 8 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Chance Snow
    then Snow
    Likely

  • Sunday

    Sunday: A chance of snow showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 24. Northwest wind 10 to 14 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Chance Snow
    Showers then
    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 7. Northwest wind 5 to 9 mph becoming calm after midnight.

    Low: 7 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 29. Light northeast wind.

    High: 29 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 19. South wind 3 to 8 mph.

    Low: 19 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Showers. High near 40. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.

    High: 40 °F

    Showers

  • Tuesday Night

    Tuesday Night: Rain and snow showers likely, mainly before 1am. Cloudy, with a low around 29. Chance of precipitation is 70%.

    Low: 29 °F

    Rain/Snow
    Likely

Detailed Forecast

Overnight
Showers likely, mainly before 5am. Mostly cloudy, with a low around 38. Breezy, with a southwest wind around 20 mph, with gusts as high as 32 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday
A slight chance of showers before 9am. Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 31 by 5pm. West wind 7 to 11 mph, with gusts as high as 23 mph. Chance of precipitation is 20%.
Saturday Night
Snow likely, mainly after 1am. Mostly cloudy, with a low around 18. North wind 6 to 8 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Sunday
A chance of snow showers, mainly before 9am. Cloudy, then gradually becoming mostly sunny, with a high near 24. Northwest wind 10 to 14 mph. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Sunday Night
Partly cloudy, with a low around 7. Northwest wind 5 to 9 mph becoming calm after midnight.
Monday
Sunny, with a high near 29. Light northeast wind.
Monday Night
Partly cloudy, with a low around 19. South wind 3 to 8 mph.
Tuesday
Showers. High near 40. South wind around 10 mph, with gusts as high as 21 mph. Chance of precipitation is 80%.
Tuesday Night
Rain and snow showers likely, mainly before 1am. Cloudy, with a low around 29. Chance of precipitation is 70%.
Wednesday
Partly sunny, with a high near 47.
Wednesday Night
Showers likely. Mostly cloudy, with a low around 36. Chance of precipitation is 60%.
Thursday
Showers likely. Mostly cloudy, with a high near 55. Chance of precipitation is 70%.
Thursday Night
Showers likely. Cloudy, with a low around 42. Chance of precipitation is 70%.
Friday
A chance of showers. Mostly cloudy, with a high near 56. Chance of precipitation is 50%.
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ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.24°N 79.51°W (Elev. 1365 ft)
Last Update:
3:28 am EST Feb 28, 2026
Forecast Valid:
4am EST Feb 28, 2026-6pm EST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation