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

61°F

16°C

Humidity 30%
Wind Speed SW 15 G 26 mph
Barometer 29.91 in (1013.2 mb)
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Last update 9 Mar 12:56 pm EDT
Extended Forecast for

Sugar Grove PA

  • This Afternoon

    This Afternoon: Sunny, with a high near 66. Southwest wind around 13 mph, with gusts as high as 24 mph.

    High: 66 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 49. Southwest wind 6 to 8 mph.

    Low: 49 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: A chance of showers, mainly after 1pm. Partly sunny, with a high near 66. South wind 6 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    High: 66 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A slight chance of showers, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 57. South wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 68. South wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 68 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible. Low around 27. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 27 °F

    Showers then
    Rain/Snow

  • Thursday

    Thursday: A chance of snow showers before 2pm. Partly sunny, with a high near 35. Chance of precipitation is 30%.

    High: 35 °F

    Chance Snow
    Showers

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Snow showers likely before 2pm, then rain and snow showers likely. Mostly cloudy, with a high near 45. Chance of precipitation is 70%.

    High: 45 °F

    Snow Showers
    Likely then
    Rain/Snow
    Likely

Detailed Forecast

This Afternoon
Sunny, with a high near 66. Southwest wind around 13 mph, with gusts as high as 24 mph.
Tonight
Increasing clouds, with a low around 49. Southwest wind 6 to 8 mph.
Tuesday
A chance of showers, mainly after 1pm. Partly sunny, with a high near 66. South wind 6 to 9 mph. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
A slight chance of showers, then showers likely and possibly a thunderstorm after 2am. Mostly cloudy, with a low around 57. South wind 5 to 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday
Showers and possibly a thunderstorm before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 68. South wind 10 to 13 mph, with gusts as high as 28 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday Night
Rain showers before 2am, then a chance of rain and snow showers. Some thunder is also possible. Low around 27. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday
A chance of snow showers before 2pm. Partly sunny, with a high near 35. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 24.
Friday
Snow showers likely before 2pm, then rain and snow showers likely. Mostly cloudy, with a high near 45. Chance of precipitation is 70%.
Friday Night
Rain likely, possibly mixed with snow showers, mainly before 8pm. Mostly cloudy, with a low around 24. Chance of precipitation is 60%.
Saturday
Partly sunny, with a high near 39.
Saturday Night
A chance of rain and snow showers. Mostly cloudy, with a low around 27. Chance of precipitation is 50%.
Sunday
Rain and snow showers likely. Mostly cloudy, with a high near 52. Chance of precipitation is 70%.
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ABOUT THIS FORECAST

 
Point Forecast:
Sugar Grove PA
 41.99°N 79.34°W (Elev. 1473 ft)
Last Update:
12:21 pm EDT Mar 9, 2026
Forecast Valid:
1pm EDT Mar 9, 2026-6pm EDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation