| National Weather Service Forecast for:
Picayune MS Issued by: National Weather Service New Orleans/Baton Rouge, LA |
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| Updated: 2:01 am CDT Jun 30, 2026 | ||||||||||||||||||
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| Overnight |
Clear, with a low around 74. Calm wind. |
| Tuesday |
A 20 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 97. Heat index values as high as 109. Calm wind. |
| Tuesday Night |
A 30 percent chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Calm wind. |
| Wednesday |
A 50 percent chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 93. Heat index values as high as 107. Calm wind becoming east around 5 mph in the afternoon. |
| Wednesday Night |
Partly cloudy, with a low around 74. Calm wind. |
| Thursday |
A 20 percent chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming southeast around 5 mph in the afternoon. |
| Thursday Night |
Mostly clear, with a low around 73. Calm wind. |
| Friday |
A 20 percent chance of showers and thunderstorms after 1pm. Sunny and hot, with a high near 95. Calm wind becoming southeast around 5 mph. |
| Friday Night |
Mostly clear, with a low around 74. Calm wind. |
| Independence Day |
A chance of showers and thunderstorms after 1pm. Sunny, with a high near 94. Calm wind becoming south around 5 mph. |
| Saturday Night |
A slight chance of showers and thunderstorms. Mostly clear, with a low around 74. Calm wind. |
| Sunday |
Showers and thunderstorms likely. Mostly sunny, with a high near 93. Calm wind becoming southwest around 5 mph. |
| Sunday Night |
A chance of showers and thunderstorms. Partly cloudy, with a low around 74. Calm wind. |
| Monday |
Showers and thunderstorms likely. Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph in the afternoon. |
Forecast from NOAA-NWS for Picayune MS.
