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

67°F

19°C

Humidity 93%
Wind Speed S 6 mph
Barometer 30.04 in (1016.4 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 10 Aug 3:56 am EDT
Extended Forecast for

Pittsfield PA

  • Overnight

    Overnight: A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Chance
    T-storms

  • Monday

    Monday: Showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe and produce heavy rainfall. High near 79. Southwest wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 79 °F

    Showers
    Likely then
    Severe
    Thunderstorms

  • Monday Night

    Monday Night: A chance of showers and thunderstorms. Some of the storms could be severe and produce heavy rainfall. Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 63. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Severe
    Thunderstorms
    then Chance
    Showers and
    Patchy Fog

  • Tuesday

    Tuesday: A chance of showers, mainly after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 80 °F

    Chance
    Showers and
    Patchy Fog

  • Tuesday Night

    Tuesday Night: A slight chance of showers and thunderstorms. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 20%.

    Low: 58 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Wednesday

    Wednesday: A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Partly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    T-storms then
    Chance
    Showers

  • Thursday

    Thursday: Mostly sunny, with a high near 78.

    High: 78 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 55.

    Low: 55 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of showers and thunderstorms. Mostly cloudy, with a low around 62. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Showers and thunderstorms before 1pm, then showers likely and possibly a thunderstorm between 1pm and 3pm, then a chance of showers and thunderstorms after 3pm. Some of the storms could be severe and produce heavy rainfall. High near 79. Southwest wind around 7 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday Night
A chance of showers and thunderstorms. Some of the storms could be severe and produce heavy rainfall. Patchy fog between 4am and 5am. Otherwise, mostly cloudy, with a low around 63. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, mainly after 2pm. Patchy fog before 8am. Otherwise, partly sunny, with a high near 80. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A slight chance of showers and thunderstorms. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 58. Calm wind. Chance of precipitation is 20%.
Wednesday
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 59. Chance of precipitation is 40%.
Thursday
Mostly sunny, with a high near 78.
Thursday Night
Mostly cloudy, with a low around 55.
Friday
Mostly sunny, with a high near 75.
Friday Night
Partly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 55. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 77. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Pittsfield PA
 41.84°N 79.45°W (Elev. 1398 ft)
Last Update:
3:11 am EDT Aug 10, 2026
Forecast Valid:
4am EDT Aug 10, 2026-6pm EDT Aug 16, 2026
 
Forecast Discussion
 
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Additional Resources

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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