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.

A Few Clouds

63°F

17°C

Humidity 68%
Wind Speed W 10 mph
Barometer 29.89 in (1012.2 mb)
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 19 Jun 7:56 pm EDT
Extended Forecast for

3 Miles W Sugar Grove PA

  • Tonight

    Tonight: Partly cloudy, with a low around 52. West wind 5 to 11 mph, with gusts as high as 22 mph.

    Low: 52 °F

    Partly Cloudy

  • Saturday

    Saturday: A chance of showers and thunderstorms, mainly before 4pm, then a slight chance of thunderstorms after 5pm. Mostly sunny, with a high near 69. West wind 5 to 9 mph. Chance of precipitation is 30%.

    High: 69 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A slight chance of showers between 8pm and 11pm. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 52. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.

    Low: 52 °F

    Slight Chance
    Showers then
    Patchy Fog

  • Sunday

    Sunday: Mostly sunny, with a high near 73. West wind 5 to 7 mph.

    High: 73 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Showers, mainly after 2am. Low around 54. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 54 °F

    Chance
    Showers then
    Showers

  • Monday

    Monday: Showers and possibly a thunderstorm. High near 70. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 70 °F

    Showers

  • Monday Night

    Monday Night: Showers likely, mainly before 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.

    Low: 53 °F

    Showers
    Likely then
    Chance
    Showers

  • Tuesday

    Tuesday: Mostly sunny, with a high near 72.

    High: 72 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 52.

    Low: 52 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. West wind 5 to 11 mph, with gusts as high as 22 mph.
Saturday
A chance of showers and thunderstorms, mainly before 4pm, then a slight chance of thunderstorms after 5pm. Mostly sunny, with a high near 69. West wind 5 to 9 mph. Chance of precipitation is 30%.
Saturday Night
A slight chance of showers between 8pm and 11pm. Patchy fog after midnight. Otherwise, partly cloudy, with a low around 52. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 20%.
Sunday
Mostly sunny, with a high near 73. West wind 5 to 7 mph.
Sunday Night
Showers, mainly after 2am. Low around 54. Calm wind becoming east around 5 mph after midnight. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Monday
Showers and possibly a thunderstorm. High near 70. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible.
Monday Night
Showers likely, mainly before 8pm. Mostly cloudy, with a low around 53. Chance of precipitation is 60%.
Tuesday
Mostly sunny, with a high near 72.
Tuesday Night
Mostly clear, with a low around 52.
Wednesday
Mostly sunny, with a high near 73.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 53. Chance of precipitation is 40%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 73. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Partly cloudy, with a low around 54. Chance of precipitation is 60%.
Friday
A chance of showers. Partly sunny, with a high near 73. Chance of precipitation is 40%.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Sugar Grove PA
 41.99°N 79.4°W (Elev. 1680 ft)
Last Update:
2:21 pm EDT Jun 19, 2026
Forecast Valid:
7pm EDT Jun 19, 2026-6pm EDT Jun 26, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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