| National Weather Service Forecast for:
Jamestown, NY Issued by: National Weather Service Buffalo/Cheektowaga, NY |
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| Updated: Fri, 14-Aug-2026 1:57pm EDT | ||||||||||||||||||||||||||||||||||||||||
| Chautauqua NY | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Mostly sunny, with a high near 82. North wind around 7 mph. |
| Tonight |
Areas of fog after 2am. Partly cloudy, with a low around 57. Northeast wind 0 to 6 mph. |
| Saturday |
Patchy fog before 9am. Mostly sunny, with a high near 83. East wind around 3 mph. |
| Saturday Night |
A chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 62. Southeast wind around 6 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Sunday |
Showers and thunderstorms. Mostly cloudy, with a high near 81. Southwest wind 6 to 12 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible. |
| Sunday Night |
Showers and thunderstorms. Mostly cloudy, with a low around 64. West wind 5 to 12 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible. |
| Monday |
A slight chance of rain showers before 8am. Partly sunny, with a high near 77. Northwest wind 5 to 10 mph. |
| Monday Night |
Mostly clear, with a low around 55. West wind 1 to 8 mph. |
| Tuesday |
Sunny, with a high near 79. |
| Tuesday Night |
Mostly clear, with a low around 56. |
| Wednesday |
A chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 80. Chance of precipitation is 40%. |
| Wednesday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 60. Chance of precipitation is 70%. |
| Thursday |
A chance of showers and thunderstorms before 2pm, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 30%. |
| Thursday Night |
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 54. |
Forecast from NOAA-NWS for Jamestown, NY.