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.

Overcast

60°F

16°C

Humidity 80%
Wind Speed SE 6 mph
Barometer 30.05 in (1017.5 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 25 Jun 7:56 am EDT
Extended Forecast for

Warren PA

  • Today

    Today: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 78. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 78 °F

    Showers

  • Tonight

    Tonight: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Patchy fog before 2am, then patchy fog after 3am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 57. Light south wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Showers
    Likely then
    Patchy Fog

  • Friday

    Friday: Patchy fog before 7am. Otherwise, partly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.

    High: 80 °F

    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: A chance of showers. Mostly cloudy, with a low around 57. Calm wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 57 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. Light east wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 81 °F

    Chance
    Showers

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 86.

    High: 86 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 61.

    Low: 61 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny and hot, with a high near 92.

    High: 92 °F

    Hot

Detailed Forecast

Today
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 3pm. High near 78. Calm wind becoming south 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and midnight. Patchy fog before 2am, then patchy fog after 3am. Otherwise, cloudy, then gradually becoming partly cloudy, with a low around 57. Light south wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Friday
Patchy fog before 7am. Otherwise, partly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon.
Friday Night
A chance of showers. Mostly cloudy, with a low around 57. Calm wind. Chance of precipitation is 50%. New precipitation amounts between a tenth and quarter of an inch possible.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 81. Light east wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Partly cloudy, with a low around 58.
Sunday
Mostly sunny, with a high near 86.
Sunday Night
Mostly clear, with a low around 61.
Monday
Mostly sunny and hot, with a high near 92.
Monday Night
Partly cloudy, with a low around 68.
Tuesday
Mostly sunny and hot, with a high near 97.
Tuesday Night
Partly cloudy, with a low around 71.
Wednesday
A chance of showers and thunderstorms. Mostly sunny and hot, with a high near 98. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Warren PA
 41.84°N 79.16°W (Elev. 1198 ft)
Last Update:
8:06 am EDT Jun 25, 2026
Forecast Valid:
8am EDT Jun 25, 2026-6pm EDT Jul 1, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation