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 Fog/Mist

22°C

71°F

Humidity 100%
Wind Speed Vrbl 6 km/h
Barometer 1011.0 mb (29.87 in)
Dewpoint 22°C (71°F)
Visibility 4.02 km
Last update 30 Jun 8:56 pm EDT
Extended Forecast for

Jamestown NY

  • Tonight

    Tonight: Showers likely and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms, mainly between 11pm and 4am. Mostly cloudy, with a low around 20. Southwest wind around 10 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    Low: 20 °C

    Showers
    Likely then
    Chance
    T-storms

  • Tuesday

    Tuesday: A slight chance of showers and thunderstorms after 9am. Partly sunny, with a high near 27. West wind 10 to 16 km/h, with gusts as high as 32 km/h. Chance of precipitation is 20%.

    High: 27 °C

    Slight Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 16. West wind 5 to 10 km/h becoming calm after midnight.

    Low: 16 °C

    Partly Cloudy
    then Patchy
    Fog

  • Wednesday

    Wednesday: Patchy fog before 9am. Otherwise, sunny, with a high near 27. Light west wind becoming northwest 9 to 14 km/h in the morning.

    High: 27 °C

    Patchy Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers and thunderstorms after 2am. Patchy fog after 4am. Otherwise, mostly clear, with a low around 16. Southwest wind 5 to 8 km/h. Chance of precipitation is 20%.

    Low: 16 °C

    Mostly Clear
    then Slight
    Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly between 8am and 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 26. Northwest wind 8 to 16 km/h. Chance of precipitation is 30%.

    High: 26 °C

    Chance
    T-storms and
    Patchy Fog
    then Chance
    Showers

  • Thursday Night

    Thursday Night: Patchy fog after 4am. Otherwise, mostly clear, with a low around 13. West wind 5 to 10 km/h becoming calm after midnight.

    Low: 13 °C

    Mostly Clear
    then Patchy
    Fog

  • Independence Day

    Independence Day: Patchy fog before 8am. Otherwise, sunny, with a high near 27. Calm wind becoming northwest 5 to 10 km/h in the afternoon.

    High: 27 °C

    Patchy Fog
    then Mostly
    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 15.

    Low: 15 °C

    Partly Cloudy

Detailed Forecast

Tonight
Showers likely and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms, mainly between 11pm and 4am. Mostly cloudy, with a low around 20. Southwest wind around 10 km/h. Chance of precipitation is 60%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Tuesday
A slight chance of showers and thunderstorms after 9am. Partly sunny, with a high near 27. West wind 10 to 16 km/h, with gusts as high as 32 km/h. Chance of precipitation is 20%.
Tuesday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 16. West wind 5 to 10 km/h becoming calm after midnight.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 27. Light west wind becoming northwest 9 to 14 km/h in the morning.
Wednesday Night
A slight chance of showers and thunderstorms after 2am. Patchy fog after 4am. Otherwise, mostly clear, with a low around 16. Southwest wind 5 to 8 km/h. Chance of precipitation is 20%.
Thursday
A chance of showers and thunderstorms, mainly between 8am and 2pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 26. Northwest wind 8 to 16 km/h. Chance of precipitation is 30%.
Thursday Night
Patchy fog after 4am. Otherwise, mostly clear, with a low around 13. West wind 5 to 10 km/h becoming calm after midnight.
Independence Day
Patchy fog before 8am. Otherwise, sunny, with a high near 27. Calm wind becoming northwest 5 to 10 km/h in the afternoon.
Friday Night
Partly cloudy, with a low around 15.
Saturday
Mostly sunny, with a high near 30.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
A chance of showers and thunderstorms. Partly sunny, with a high near 31. Chance of precipitation is 30%.
Sunday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 20. Chance of precipitation is 40%.
Monday
A chance of showers and thunderstorms. Partly sunny, with a high near 27. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
Jamestown NY
 42.09°N 79.24°W (Elev. 1430 m)
Last Update:
7:36 pm EDT Jun 30, 2025
Forecast Valid:
10pm EDT Jun 30, 2025-6pm EDT Jul 7, 2025
 
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