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.

Overcast

46°F

8°C

Humidity 56%
Wind Speed S 12 mph
Barometer 29.81 in (1010.3 mb)
Dewpoint 31°F (-1°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 4 May 3:56 am EDT
Extended Forecast for

Sugar Grove PA

  • Today

    Today: Sunny, with a high near 69. Southwest wind around 11 mph, with gusts as high as 25 mph.

    High: 69 °F

    Sunny

  • Tonight

    Tonight: A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 55. South wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 55 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Showers likely, then showers and possibly a thunderstorm after 2pm. High near 66. Southwest wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 66 °F

    Showers
    Likely then
    Showers

  • Tuesday Night

    Tuesday Night: Showers and possibly a thunderstorm. Low around 44. Northwest wind around 6 mph becoming east in the evening. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 44 °F

    Showers

  • Wednesday

    Wednesday: Showers likely, mainly before 2pm. Mostly cloudy, with a high near 55. North wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 55 °F

    Showers
    Likely

  • Wednesday Night

    Wednesday Night: A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 37. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers after 2pm. Partly sunny, with a high near 53. Chance of precipitation is 40%.

    High: 53 °F

    Partly Sunny
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.

    Low: 35 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: A chance of showers after 2pm. Mostly sunny, with a high near 54. Chance of precipitation is 30%.

    High: 54 °F

    Mostly Sunny
    then Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 69. Southwest wind around 11 mph, with gusts as high as 25 mph.
Tonight
A chance of showers and thunderstorms before 2am, then showers likely and possibly a thunderstorm between 2am and 4am, then a chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 55. South wind around 10 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers likely, then showers and possibly a thunderstorm after 2pm. High near 66. Southwest wind 11 to 13 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Tuesday Night
Showers and possibly a thunderstorm. Low around 44. Northwest wind around 6 mph becoming east in the evening. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Showers likely, mainly before 2pm. Mostly cloudy, with a high near 55. North wind around 7 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday Night
A chance of showers, mainly before 8pm. Mostly cloudy, with a low around 37. Chance of precipitation is 30%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
A chance of showers after 2pm. Partly sunny, with a high near 53. Chance of precipitation is 40%.
Thursday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 35. Chance of precipitation is 30%.
Friday
A chance of showers after 2pm. Mostly sunny, with a high near 54. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 39. Chance of precipitation is 30%.
Saturday
A chance of showers. Partly sunny, with a high near 58. Chance of precipitation is 50%.
Saturday Night
A chance of showers. Partly cloudy, with a low around 39. Chance of precipitation is 30%.
Sunday
A chance of showers. Partly sunny, with a high near 61. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Sugar Grove PA
 41.99°N 79.34°W (Elev. 1473 ft)
Last Update:
3:46 am EDT May 4, 2026
Forecast Valid:
4am EDT May 4, 2026-6pm EDT May 10, 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