News Headlines
- When does the first frost occur in Central PA? See when the first 36 degree temperatures typically occur.
- A 5th tornado has been determined to have occurred in Central PA (Burnside Twp in northern Centre County) on July 18th, 2026. See details.
- See information on the Cyclone (PA) Tornado of Sept 9th, 2026
Current conditions at
Jamestown, Chautauqua County/Jamestown Airport (KJHW)
Lat: 42.15°NLon: 79.27°WElev: 1722ft.
Fair
48°F
9°C
| Humidity | 80% |
| Wind Speed | E 3 mph |
| Barometer | 30.45 in (1031.8 mb) |
| Dewpoint | 42°F (6°C) |
| Visibility | 10.00 mi |
| Last update | 24 Sep 4:56 am EDT |
Extended Forecast for
3 Miles N Grand Valley PA
Today
High: 65 °F
Sunny
Tonight
Low: 41 °F
Clear
Friday
High: 67 °F
Sunny
Friday Night
Low: 45 °F
Partly Cloudy
Saturday
High: 68 °F
Sunny
Saturday Night
Low: 47 °F
Partly Cloudy
Sunday
High: 65 °F
Mostly Sunny
Sunday Night
Low: 48 °F
Partly Cloudy
Monday
High: 65 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 65. East wind around 6 mph.
Tonight
Clear, with a low around 41. Light northeast wind.
Friday
Sunny, with a high near 67. North wind 3 to 7 mph.
Friday Night
Partly cloudy, with a low around 45. North wind 3 to 6 mph.
Saturday
Sunny, with a high near 68. North wind 3 to 8 mph.
Saturday Night
Partly cloudy, with a low around 47.
Sunday
Mostly sunny, with a high near 65.
Sunday Night
Partly cloudy, with a low around 48.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
A chance of showers. Mostly sunny, with a high near 72. Chance of precipitation is 30%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles N Grand Valley PA
41.76°N 79.55°W (Elev. 1693 ft)
41.76°N 79.55°W (Elev. 1693 ft)
2:21 am EDT Sep 24, 2026
5am EDT Sep 24, 2026-6pm EDT Sep 30, 2026
Additional Resources
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