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

56°F

13°C

Humidity 90%
Wind Speed S 3 mph
Barometer 30.06 in (1017.9 mb)
Dewpoint 53°F (12°C)
Visibility 10.00 mi
Last update 12 Sep 1:56 am EDT
Extended Forecast for

4 Miles WSW Clarendon PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 54. Calm wind.

    Low: 54 °F

    Mostly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 79. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 79 °F

    Partly Sunny
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 2am. Low around 63. Light south wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 63 °F

    Showers then
    Chance
    Showers

  • Sunday

    Sunday: A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 50. Light northwest wind. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 50 °F

    Chance
    T-storms then
    Chance
    Showers

  • Monday

    Monday: Mostly sunny, with a high near 69.

    High: 69 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 45.

    Low: 45 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 77.

    High: 77 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A chance of showers after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Overnight
Mostly cloudy, with a low around 54. Calm wind.
Saturday
A chance of showers and thunderstorms between 2pm and 3pm, then showers likely and possibly a thunderstorm after 3pm. Increasing clouds, with a high near 79. Calm wind becoming south around 6 mph in the morning. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 2am. Low around 63. Light south wind. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Sunday
A slight chance of showers between 3pm and 5pm, then a chance of showers and thunderstorms after 5pm. Cloudy, then gradually becoming mostly sunny, with a high near 80. Calm wind becoming west around 6 mph in the afternoon. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 8pm, then a chance of showers between 8pm and 2am. Mostly cloudy, with a low around 50. Light northwest wind. 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 69.
Monday Night
Partly cloudy, with a low around 45.
Tuesday
Mostly sunny, with a high near 77.
Tuesday Night
A chance of showers after 2am. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Wednesday
A chance of showers before 8am, then a chance of showers after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 50%.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 62. Chance of precipitation is 50%.
Thursday
Showers likely. Mostly cloudy, with a high near 80. Chance of precipitation is 70%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 56. Chance of precipitation is 40%.
Friday
A chance of showers. Partly sunny, with a high near 75. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Clarendon PA
 41.75°N 79.17°W (Elev. 1496 ft)
Last Update:
2:21 am EDT Sep 12, 2026
Forecast Valid:
2am EDT Sep 12, 2026-6pm EDT Sep 18, 2026
 
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