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Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair and Breezy

48°F

9°C

Humidity 74%
Wind Speed S 24 G 41 mph
Barometer 29.66 in (1005.7 mb)
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 15 Mar 10:56 pm EDT
Extended Forecast for

3 Miles N Grand Valley PA

Wind Advisory until March 16, 11:00am
Click here for hazard details and duration
Wind Advisory
  •  
    Wind Advisory until March 16, 11:00am

    NOW until 11:00am Mon

    Wind Advisory

  • Tonight

    Low: 48 °F

    Mostly Cloudy

  • Monday

    Monday: Rain showers before 5pm, then rain and snow showers likely. High near 60. South wind 11 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    High: 60 °F

    Showers
    Likely then
    Rain/Snow

  • Monday Night

    Monday Night: Snow showers. Low around 16. West wind 10 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    Low: 16 °F

    Snow Showers

  • Tuesday

    Tuesday: Snow showers likely, mainly before 2pm. Mostly cloudy, with a high near 23. West wind around 14 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 23 °F

    Snow Showers
    Likely

  • Tuesday Night

    Tuesday Night: A chance of snow showers, mainly before 8pm. Mostly cloudy, with a low around 15. West wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.

    Low: 15 °F

    Chance Snow
    Showers

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 34.

    High: 34 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Thursday

    Thursday: A chance of showers after 2pm. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.

    High: 43 °F

    Mostly Cloudy
    then Chance
    Showers

Detailed Forecast

Tonight
Mostly cloudy, with a low around 48. South wind around 16 mph, with gusts as high as 43 mph.
Monday
Rain showers before 5pm, then rain and snow showers likely. High near 60. South wind 11 to 14 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Monday Night
Snow showers. Low around 16. West wind 10 to 14 mph, with gusts as high as 34 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday
Snow showers likely, mainly before 2pm. Mostly cloudy, with a high near 23. West wind around 14 mph, with gusts as high as 33 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of snow showers, mainly before 8pm. Mostly cloudy, with a low around 15. West wind 6 to 8 mph, with gusts as high as 21 mph. Chance of precipitation is 30%.
Wednesday
Mostly cloudy, with a high near 34.
Wednesday Night
Mostly cloudy, with a low around 26.
Thursday
A chance of showers after 2pm. Mostly cloudy, with a high near 43. Chance of precipitation is 30%.
Thursday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 30. Chance of precipitation is 30%.
Friday
A chance of showers after 2pm. Mostly cloudy, with a high near 50. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 33. Chance of precipitation is 40%.
Saturday
Mostly cloudy, with a high near 50.
Saturday Night
Mostly cloudy, with a low around 29.
Sunday
Partly sunny, with a high near 44.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles N Grand Valley PA
 41.76°N 79.55°W (Elev. 1693 ft)
Last Update:
8:06 pm EDT Mar 15, 2026
Forecast Valid:
11pm EDT Mar 15, 2026-6pm EDT Mar 22, 2026
 
Forecast Discussion
 
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Additional Resources

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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