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.

Partly Cloudy

29°F

-2°C

Humidity 75%
Wind Speed W 14 G 20 mph
Barometer 29.85 in (1012.9 mb)
Dewpoint 22°F (-6°C)
Visibility 10.00 mi
Wind Chill18°F (-8°C)
Last update 11 Jan 2:56 am EST
Extended Forecast for

3 Miles WSW Sugar Grove PA

  • Overnight

    Overnight: Mostly cloudy, with a low around 26. West wind around 13 mph, with gusts as high as 31 mph.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Snow showers. The snow could be heavy at times. Areas of blowing snow after 3pm. High near 30. West wind 10 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    High: 30 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Sunday Night

    Sunday Night: Snow showers, mainly before 9pm. Areas of blowing snow between 8pm and 9pm. Low around 23. Northwest wind 13 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Snow Showers
    and Areas
    Blowing Snow

  • Monday

    Monday: Partly sunny, with a high near 33. Southwest wind 10 to 14 mph, with gusts as high as 26 mph.

    High: 33 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Southwest wind around 10 mph, with gusts as high as 20 mph.

    Low: 26 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A slight chance of rain and snow showers after 1pm. Partly sunny, with a high near 38. Chance of precipitation is 20%.

    High: 38 °F

    Partly Sunny
    then Slight
    Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Showers likely, mainly before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.

    Low: 32 °F

    Showers
    Likely

  • Wednesday

    Wednesday: Rain showers likely before 1pm, then rain and snow showers. High near 36. Chance of precipitation is 80%.

    High: 36 °F

    Showers
    Likely then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 70%.

    Low: 15 °F

    Snow Showers
    Likely

Detailed Forecast

Overnight
Mostly cloudy, with a low around 26. West wind around 13 mph, with gusts as high as 31 mph.
Sunday
Snow showers. The snow could be heavy at times. Areas of blowing snow after 3pm. High near 30. West wind 10 to 18 mph, with gusts as high as 37 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
Sunday Night
Snow showers, mainly before 9pm. Areas of blowing snow between 8pm and 9pm. Low around 23. Northwest wind 13 to 18 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Monday
Partly sunny, with a high near 33. Southwest wind 10 to 14 mph, with gusts as high as 26 mph.
Monday Night
Mostly cloudy, with a low around 26. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tuesday
A slight chance of rain and snow showers after 1pm. Partly sunny, with a high near 38. Chance of precipitation is 20%.
Tuesday Night
Showers likely, mainly before 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 60%.
Wednesday
Rain showers likely before 1pm, then rain and snow showers. High near 36. Chance of precipitation is 80%.
Wednesday Night
Snow showers likely, mainly before 1am. Mostly cloudy, with a low around 15. Chance of precipitation is 70%.
Thursday
A chance of snow showers before 1pm. Mostly cloudy, with a high near 19. Chance of precipitation is 30%.
Thursday Night
Mostly cloudy, with a low around 12.
Friday
A chance of snow showers. Partly sunny, with a high near 25. Chance of precipitation is 40%.
Friday Night
A chance of snow showers. Mostly cloudy, with a low around 16. Chance of precipitation is 40%.
Saturday
A chance of snow showers. Mostly cloudy, with a high near 28. Chance of precipitation is 50%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Sugar Grove PA
 41.97°N 79.4°W (Elev. 1706 ft)
Last Update:
1:06 am EST Jan 11, 2026
Forecast Valid:
3am EST Jan 11, 2026-6pm EST Jan 17, 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