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 Snow Fog/Mist

-2°F

-19°C

Humidity 87%
Wind Speed Calm
Barometer 30.14 in (1025.5 mb)
Dewpoint -5°F (-21°C)
Visibility 4.00 mi
Last update 30 Jan 5:56 am EST
Extended Forecast for

Mayville NY

Cold Weather Advisory until January 30, 10:00am
Click here for hazard details and duration
...
  •  
    Cold Weather Advisory until January 30, 10:00am

    NOW until 10:00am Fri

    Cold Weather Advisory

  • Today

    High: 8 °F

    Slight Chance
    Snow Showers

  • Tonight

    Tonight: A chance of snow showers. Mostly cloudy, with a low around -2. Wind chill values as low as -10. West wind around 6 mph. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.

    Low: -2 °F

    Chance Snow
    Showers

  • Saturday

    Saturday: A chance of snow showers, mainly before 1pm. Partly sunny and cold, with a high near 10. Wind chill values as low as -10. Northwest wind 3 to 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 10 °F

    Chance Snow
    Showers

  • Saturday Night

    Saturday Night: A slight chance of snow showers before 1am. Mostly cloudy, with a low around 1. Wind chill values as low as -10. North wind 3 to 6 mph. Chance of precipitation is 20%.

    Low: 1 °F

    Slight Chance
    Snow Showers

  • Sunday

    Sunday: Mostly sunny, with a high near 12. Northwest wind 6 to 8 mph.

    High: 12 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 3. West wind around 6 mph.

    Low: 3 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 21. Southwest wind 6 to 9 mph.

    High: 21 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 13. West wind around 6 mph.

    Low: 13 °F

    Mostly Cloudy

Detailed Forecast

Today
A slight chance of snow showers before 7am, then a slight chance of snow showers after 1pm. Mostly sunny and cold, with a high near 8. Wind chill values as low as -20. West wind 5 to 9 mph. Chance of precipitation is 20%.
Tonight
A chance of snow showers. Mostly cloudy, with a low around -2. Wind chill values as low as -10. West wind around 6 mph. Chance of precipitation is 30%. New snow accumulation of less than one inch possible.
Saturday
A chance of snow showers, mainly before 1pm. Partly sunny and cold, with a high near 10. Wind chill values as low as -10. Northwest wind 3 to 7 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Saturday Night
A slight chance of snow showers before 1am. Mostly cloudy, with a low around 1. Wind chill values as low as -10. North wind 3 to 6 mph. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 12. Northwest wind 6 to 8 mph.
Sunday Night
Partly cloudy, with a low around 3. West wind around 6 mph.
Monday
Partly sunny, with a high near 21. Southwest wind 6 to 9 mph.
Monday Night
Mostly cloudy, with a low around 13. West wind around 6 mph.
Tuesday
Mostly cloudy, with a high near 23.
Tuesday Night
Mostly cloudy, with a low around 9.
Wednesday
A chance of snow showers. Mostly cloudy, with a high near 25. Chance of precipitation is 30%.
Wednesday Night
A chance of snow showers. Mostly cloudy, with a low around 8. Chance of precipitation is 30%.
Thursday
Partly sunny, with a high near 22.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Mayville NY
 42.24°N 79.51°W (Elev. 1365 ft)
Last Update:
6:36 am EST Jan 30, 2026
Forecast Valid:
6am EST Jan 30, 2026-6pm EST Feb 5, 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