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.

Fair

70°F

21°C

Humidity 97%
Wind Speed Calm
Barometer 30.09 in (1018.1 mb)
Dewpoint 69°F (21°C)
Visibility 9.00 mi
Last update 15 Jul 11:56 pm EDT
Extended Forecast for

3 Miles NNW Irvine PA

  • Overnight

    Overnight: Partly cloudy, with a low around 67. Calm wind.

    Low: 67 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Showers and thunderstorms likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then showers and thunderstorms likely after 5pm. Patchy fog between 7am and 8am. High near 85. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 85 °F

    Chance
    Showers and
    Patchy Fog
    then T-storms

  • Wednesday Night

    Wednesday Night: Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 68. South wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 68 °F

    T-storms
    Likely then
    Showers
    Likely

  • Thursday

    Thursday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 84. West wind 6 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Chance
    T-storms then
    Showers

  • Thursday Night

    Thursday Night: Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 60. West wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 60 °F

    Showers then
    Chance
    Showers

  • Friday

    Friday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 56.

    Low: 56 °F

    Mostly Clear

  • Saturday

    Saturday: A chance of showers after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.

    High: 81 °F

    Mostly Sunny
    then Chance
    Showers

  • Saturday Night

    Saturday Night: A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.

    Low: 62 °F

    Chance
    T-storms then
    Showers
    Likely

Detailed Forecast

Overnight
Partly cloudy, with a low around 67. Calm wind.
Wednesday
Showers and thunderstorms likely before 4pm, then showers and possibly a thunderstorm between 4pm and 5pm, then showers and thunderstorms likely after 5pm. Patchy fog between 7am and 8am. High near 85. Calm wind becoming south around 6 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 68. South wind 3 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible.
Thursday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 2pm. High near 84. West wind 6 to 9 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 60. West wind 3 to 6 mph. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Mostly sunny, with a high near 78.
Friday Night
Mostly clear, with a low around 56.
Saturday
A chance of showers after 2pm. Mostly sunny, with a high near 81. Chance of precipitation is 30%.
Saturday Night
A chance of showers before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then showers likely after 2am. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Sunday
Showers likely, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Chance of precipitation is 60%.
Sunday Night
A chance of thunderstorms. Partly cloudy, with a low around 60. Chance of precipitation is 30%.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 61.
Tuesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Irvine PA
 41.87°N 79.21°W (Elev. 1512 ft)
Last Update:
6:13 pm EDT Jul 15, 2025
Forecast Valid:
12am EDT Jul 16, 2025-6pm EDT Jul 22, 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