| NWS Forecast for: Saint Marys GA Issued by: National Weather Service Jacksonville, FL Last Update: 7:17 pm EDT Jun 11, 2026 | |
| Tonight: Mostly clear, with a low around 75. Southeast wind 5 to 8 mph becoming light and variable after midnight. Friday: A 20 percent chance of showers and thunderstorms after 2pm. Sunny, with a high near 94. Heat index values as high as 105. Light and variable wind becoming west around 5 mph. Friday Night: Partly cloudy, with a low around 77. Southeast wind around 5 mph becoming light and variable in the evening. Saturday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 107. West wind around 5 mph becoming light and variable. Saturday Night: A chance of showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 76. Southwest wind 3 to 5 mph. Chance of precipitation is 30%. Sunday: A 50 percent chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 93. Sunday Night: A 30 percent chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 73. Monday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 92. Chance of precipitation is 70%. Monday Night: Showers and thunderstorms likely, mainly before 8pm. Mostly cloudy, with a low around 73. Chance of precipitation is 60%. Tuesday: Showers and thunderstorms likely, mainly after 2pm. Partly sunny, with a high near 91. Chance of precipitation is 70%. Tuesday Night: Showers and thunderstorms likely. Mostly cloudy, with a low around 73. Chance of precipitation is 60%. Wednesday: Showers and thunderstorms likely. Mostly cloudy, with a high near 85. Chance of precipitation is 70%. Wednesday Night: Thunderstorms likely. Mostly cloudy, with a low around 72. Chance of precipitation is 60%. Thursday: A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 91. | |
| Saint Marys GA 30.77°N 81.57°W | |
Visit your local NWS office at: https://www.weather.gov/jax |


