National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Jamestown, Chautauqua County/Jamestown Airport (KJHW)

Lat: 42.15°NLon: 79.27°WElev: 1722ft.

Fair

76°F

24°C

Humidity 64%
Wind Speed S 7 mph
Barometer 29.93 in (1013.0 mb)
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 1 Aug 1:56 pm EDT
Extended Forecast for

Irvine PA

  • This Afternoon

    This Afternoon: Mostly cloudy, with a high near 85. South wind around 5 mph.

    High: 85 °F

    Mostly Cloudy

  • Tonight

    Tonight: A chance of showers and thunderstorms, mainly after 11pm. Mostly cloudy, with a low around 64. Light southeast wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Chance
    Showers

  • Sunday

    Sunday: Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 77. South wind 5 to 7 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    High: 77 °F

    Heavy Rain

  • Sunday Night

    Sunday Night: Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 63. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.

    Low: 63 °F

    Heavy Rain

  • Monday

    Monday: A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 58.

    Low: 58 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 40%.

    High: 83 °F

    Mostly Sunny
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: A chance of showers before 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.

    Low: 63 °F

    Chance
    Showers then
    Partly Cloudy

  • Wednesday

    Wednesday: Showers and possibly a thunderstorm, mainly after 2pm. High near 82. Chance of precipitation is 80%.

    High: 82 °F

    Chance
    Showers then
    Showers

Detailed Forecast

This Afternoon
Mostly cloudy, with a high near 85. South wind around 5 mph.
Tonight
A chance of showers and thunderstorms, mainly after 11pm. Mostly cloudy, with a low around 64. Light southeast wind. Chance of precipitation is 30%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Sunday
Showers and possibly a thunderstorm. Some of the storms could produce heavy rainfall. High near 77. South wind 5 to 7 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday Night
Showers and thunderstorms before 2am, then a chance of showers. Some of the storms could produce heavy rainfall. Low around 63. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible.
Monday
A chance of showers, with thunderstorms also possible after 2pm. Mostly cloudy, with a high near 80. Calm wind becoming north around 5 mph in the afternoon. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday Night
Partly cloudy, with a low around 58.
Tuesday
A chance of showers after 2pm. Mostly sunny, with a high near 83. Chance of precipitation is 40%.
Tuesday Night
A chance of showers before 8pm. Mostly cloudy, with a low around 63. Chance of precipitation is 30%.
Wednesday
Showers and possibly a thunderstorm, mainly after 2pm. High near 82. Chance of precipitation is 80%.
Wednesday Night
Showers and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Low around 63. Chance of precipitation is 80%.
Thursday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 82. Chance of precipitation is 60%.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 62. Chance of precipitation is 60%.
Friday
A chance of showers and thunderstorms. Partly sunny, with a high near 84. Chance of precipitation is 50%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Irvine PA
 41.84°N 79.21°W (Elev. 1217 ft)
Last Update:
2:20 pm EDT Aug 1, 2026
Forecast Valid:
2pm EDT Aug 1, 2026-6pm EDT Aug 7, 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