| National Weather Service Forecast for:
Jonestown, PA Issued by: National Weather Service State College, PA |
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| Updated: 07/30/2025 2:15am | ||||||||||||||||||||||||||||||||||||||||
| Jonestown,Pa | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Patchy fog after 5am. Partly cloudy, with a low around 72. Southwest wind around 1 mph. |
| Wednesday |
Areas of fog before 7am, then scattered showers and thunderstorms. Mostly sunny, with a high near 96. Heat index values as high as 104. Southwest wind 1 to 6 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Wednesday Night |
Scattered showers and thunderstorms before 7pm, then scattered showers and thunderstorms between 7pm and 8pm, then a slight chance of showers and thunderstorms. Partly cloudy, with a low around 73. Heat index values as high as 101. East wind around 5 mph. Chance of precipitation is 30%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Thursday |
A slight chance of showers and thunderstorms before 8am, then a chance of showers and thunderstorms between 8am and 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and thunderstorms. Some of the storms could produce heavy rain. Partly sunny, with a high near 85. Northeast wind 2 to 8 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible. |
| Thursday Night |
Showers and thunderstorms. Some of the storms could produce heavy rain. Cloudy, with a low around 66. Northeast wind around 8 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible. |
| Friday |
Rain showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 74. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible. |
| Friday Night |
A chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 58. Chance of precipitation is 40%. |
| Saturday |
Sunny, with a high near 81. |
| Saturday Night |
Mostly clear, with a low around 58. |
| Sunday |
Sunny, with a high near 82. |
| Sunday Night |
Mostly clear, with a low around 59. |
| Monday |
Sunny, with a high near 84. |
| Monday Night |
Partly cloudy, with a low around 60. |
| Tuesday |
A slight chance of rain showers after 2pm. Partly sunny, with a high near 84. |
Forecast from NOAA-NWS
for Jonestown, PA.
Animated forecast icons courtesy of www.meteotreviglio.com.