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

80°F

27°C

Humidity 56%
Wind Speed N 12 mph
Barometer 30.19 in (1021.7 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 15 Aug 4:56 pm EDT
Extended Forecast for

Warren PA

  • Tonight

    Tonight: Patchy fog between 3am and 4am. Otherwise, mostly clear, with a low around 60. Light and variable wind.

    Low: 60 °F

    Mostly Clear
    then Patchy
    Fog

  • Saturday

    Saturday: Patchy fog before 8am. Otherwise, sunny, with a high near 91. Light and variable wind.

    High: 91 °F

    Patchy Fog
    then Sunny

  • Saturday Night

    Saturday Night: A slight chance of showers after 2am. Partly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.

    Low: 62 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Sunday

    Sunday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Chance
    Showers then
    Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of thunderstorms before 8pm. Partly cloudy, with a low around 58. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms then
    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Partly Cloudy
    then Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 50%.

    High: 82 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.

    Low: 61 °F

    Chance
    Showers

Detailed Forecast

Tonight
Patchy fog between 3am and 4am. Otherwise, mostly clear, with a low around 60. Light and variable wind.
Saturday
Patchy fog before 8am. Otherwise, sunny, with a high near 91. Light and variable wind.
Saturday Night
A slight chance of showers after 2am. Partly cloudy, with a low around 62. Calm wind. Chance of precipitation is 20%.
Sunday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 87. Calm wind becoming northwest around 6 mph in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of thunderstorms before 8pm. Partly cloudy, with a low around 58. North wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Mostly sunny, with a high near 85.
Monday Night
A chance of showers after 2am. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Tuesday Night
A chance of showers. Mostly cloudy, with a low around 61. Chance of precipitation is 50%.
Wednesday
A chance of showers. Partly sunny, with a high near 78. Chance of precipitation is 40%.
Wednesday Night
Partly cloudy, with a low around 56.
Thursday
Sunny, with a high near 82.
Thursday Night
Mostly clear, with a low around 54.
Friday
Sunny, with a high near 85.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Warren PA
 41.84°N 79.16°W (Elev. 1198 ft)
Last Update:
12:53 pm EDT Aug 15, 2025
Forecast Valid:
5pm EDT Aug 15, 2025-6pm EDT Aug 22, 2025
 
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