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.

Mostly Cloudy

21°C

70°F

Humidity 90%
Wind Speed E 6 km/h
Barometer 1016.7 mb (30.04 in)
Dewpoint 19°C (67°F)
Visibility 16 km
Last update 9 Jul 11:56 pm EDT
Extended Forecast for

Warren PA

  • Overnight

    Overnight: Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 17. Calm wind.

    Low: 17 °C

    Patchy Fog

  • Thursday

    Thursday: A chance of showers and thunderstorms after 1pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 30. Calm wind becoming southwest 5 to 8 km/h in the afternoon. Chance of precipitation is 30%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.

    High: 30 °C

    Areas Fog
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: A chance of thunderstorms before 8pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 17. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than 1 mm, except higher amounts possible in thunderstorms.

    Low: 17 °C

    Chance
    T-storms and
    Patchy Fog
    then Patchy
    Fog

  • Friday

    Friday: A slight chance of showers and thunderstorms after 2pm. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 31. Calm wind. Chance of precipitation is 20%.

    High: 31 °C

    Areas Fog
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Patchy fog after 3am. Otherwise, partly cloudy, with a low around 18. Calm wind.

    Low: 18 °C

    Partly Cloudy
    then Patchy
    Fog

  • Saturday

    Saturday: A slight chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 33. Chance of precipitation is 20%.

    High: 33 °C

    Patchy Fog
    then Slight
    Chance
    T-storms

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19.

    Low: 19 °C

    Partly Cloudy

  • Sunday

    Sunday: A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 31. Chance of precipitation is 60%.

    High: 31 °C

    Chance
    Showers then
    Showers
    Likely

  • Sunday Night

    Sunday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.

    Low: 18 °C

    Showers
    Likely then
    Chance
    T-storms

Detailed Forecast

Overnight
Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 17. Calm wind.
Thursday
A chance of showers and thunderstorms after 1pm. Areas of fog before 8am. Otherwise, mostly sunny, with a high near 30. Calm wind becoming southwest 5 to 8 km/h in the afternoon. Chance of precipitation is 30%. New rainfall amounts between 1 and 2.5 mm, except higher amounts possible in thunderstorms.
Thursday Night
A chance of thunderstorms before 8pm. Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 17. Calm wind. Chance of precipitation is 30%. New precipitation amounts of less than 1 mm, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers and thunderstorms after 2pm. Areas of fog before 9am. Otherwise, mostly sunny, with a high near 31. Calm wind. Chance of precipitation is 20%.
Friday Night
Patchy fog after 3am. Otherwise, partly cloudy, with a low around 18. Calm wind.
Saturday
A slight chance of showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, mostly sunny and hot, with a high near 33. Chance of precipitation is 20%.
Saturday Night
Partly cloudy, with a low around 19.
Sunday
A chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 31. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a chance of showers after 2am. Mostly cloudy, with a low around 18. Chance of precipitation is 60%.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 31. Chance of precipitation is 40%.
Monday Night
A chance of thunderstorms. Partly cloudy, with a low around 18. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 32.
Tuesday Night
Partly cloudy, with a low around 19.
Wednesday
A chance of showers. Mostly sunny, with a high near 32. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Warren PA
 41.84°N 79.16°W (Elev. 1198 m)
Last Update:
8:45 pm EDT Jul 9, 2025
Forecast Valid:
12am EDT Jul 10, 2025-6pm EDT Jul 16, 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